Transactions

   
Author Title Published in Citation
M. Chen,
T. Guillod,
J. W. Kolar,
et al.
Download MagNet Challenge for Data-Driven Power Magnetics Modeling
MagNet Challenge for Data-Driven Power Magnetics Modeling
IEEE Open Journal of Power Electronics (Early Access) Citation
D. Zhang,
J. Kaufmann,
J. Huber,
M. Kasper,
G. Deboy,
J. W. Kolar
Download Non-Isolated Bidirectional Three-Phase Three-Level Wide-Output-Voltage-Range Voltage DC-Link EV Charger
Non-Isolated Bidirectional Three-Phase Three-Level Wide-Output-Voltage-Range Voltage DC-Link EV Charger
IEEE Transactions on Transportation Electrification (Early Access) Citation
D. Menzi,
L. Imperiali,
E. Bürgisser,
M. Ulmer,
J. Huber,
J. W. Kolar
Download Ultra-Lightweight High-Efficiency Buck-Boost DC-DC Converters for Future eVTOL Aircraft with Hybrid Power Supply
Ultra-Lightweight High-Efficiency Buck-Boost DC-DC Converters for Future eVTOL Aircraft with Hybrid Power Supply
IEEE Transactions on Transportation Electrification (Early Access) Citation
D. Zhang,
M. Leibl,
J. Mühlethaler,
J. Huber,
J. W. Kolar
Download Analytical Modeling and Comparison of EMI Pre-Filter Noise Emissions of Three-Phase Voltage and Current DC-Link Converters
Analytical Modeling and Comparison of EMI Pre-Filter Noise Emissions of Three-Phase Voltage and Current DC-Link Converters
IEEE Transactions on Power Electronics, Vol. 39, No. 11, pp. 14691-14707, November 2024 Citation
D. Menzi,
V. Marugg,
T. Langbauer,
J. W. Kolar
Download Optimal Common-Mode Voltage Injection for Phase-Modular Three-Phase PFC Rectifiers Minimizing Energy Buffering Requirement
Optimal Common-Mode Voltage Injection for Phase-Modular Three-Phase PFC Rectifiers Minimizing Energy Buffering Requirement
IEEE Open Journal of Power Electronics (Early Access) Citation
I. Bagaric,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Computational Fluid Dynamics-Based Optimisation of High-Speed and High-Performance Bearingless Cross-Flow Fan Designs
Computational Fluid Dynamics-Based Optimisation of High-Speed and High-Performance Bearingless Cross-Flow Fan Designs
Machines 2024, 12(8), 513, August 2024 Citation
D. Menzi,
A. Yang,
S. Chhawchharia,
J. W. Kolar
Download Novel Clamping Modulation for Three-Phase Buck-Boost AC Choppers
Novel Clamping Modulation for Three-Phase Buck-Boost AC Choppers
Electronics Letters, Vol. 60, No. 13, July 2024 Citation
Y. Li,
J. Azurza,
M. Haider,
J. Schäfer,
J. Miniböck,
J. Huber,
G. Deboy,
J. W. Kolar
Download Optimal Synergetic Operation and Experimental Evaluation of an Ultra-Compact GaN-Based Three-Phase 10 kW EV Charger
Optimal Synergetic Operation and Experimental Evaluation of an Ultra-Compact GaN-Based Three-Phase 10 kW EV Charger
IEEE Transactions on Transportation Electrification, Vol. 10, No. 2, pp. 22, June 2024 Citation
R.Giuffrida,
A. Horat,
D. Bortis,
T. Bierewirtz,
K. Narayanaswamy,
M. Granegger,
J. W. Kolar
Download Linear-Rotary Position Control System with Enhanced Disturbance Rejection for a Novel Total Artificial Heart
Linear-Rotary Position Control System with Enhanced Disturbance Rejection for a Novel Total Artificial Heart
IEEE Open Journal of the Industrial Electronics Society, Vol. 5, pp. 359-375, May 2024 Citation
D. Menzi,
A. Yang,
S. Chhawchharia,
S. Coday,
J. W. Kolar
Download Novel Three-Phase Electronic Transformer
Novel Three-Phase Electronic Transformer
IEEE Transactions on Power Electronics, Vol. 39, No. 5, pp. 5027-5033, May 2024 Citation
E. Hubmann,
F. Weissofner,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Novel Acoustic Failure Prediction Method for Active Magnetic Bearing Systems
Novel Acoustic Failure Prediction Method for Active Magnetic Bearing Systems
IEEE/ASME Transaction on Mechatronics, Vol. 29, No. 2, pp. 1181-1192, April 2024 Citation
J. Xu,
S. Miric,
D. Bortis,
M. Blickenstorfer,
M. Hitz,
J. W. Kolar,
J. Huber
Download Automatic Time-Division Multiplexing for Inductive Power Transfer to Multiple Stainless-Steel-Enclosed Receivers
Automatic Time-Division Multiplexing for Inductive Power Transfer to Multiple Stainless-Steel-Enclosed Receivers
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 12, No. 2, pp. 2333-2344, April 2024 Citation
G. Rohner,
J. Huber,
S. Miric,
J. W. Kolar
Download Comparative Evaluation of Three-Phase Three-Level Flying Capacitor and Stacked Polyphase Bridge GaN Inverter Systems for Integrated Motor Drives
Comparative Evaluation of Three-Phase Three-Level Flying Capacitor and Stacked Polyphase Bridge GaN Inverter Systems for Integrated Motor Drives
Electronics 2024, 13, 1259, March 28, 2024 Citation
R. Bonetti,
S. Miric,
J. W. Kolar
Download Comparative Analysis of Force and Eddy Current Position Sensing Approaches for a Magnetic Levitation Platform with an Exceptional Hovering Distance
Comparative Analysis of Force and Eddy Current Position Sensing Approaches for a Magnetic Levitation Platform with an Exceptional Hovering Distance
Actuators 2024, 13(4), 122, March 2024 Citation
I. Bagaric,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Supercritical Operation of Bearingless Cross-Flow Fan
Supercritical Operation of Bearingless Cross-Flow Fan
Machines 2024, 12, 223, Special Issue von Machines: "Mechatronic Systems: Developments and Applications", March 2024 Citation
D. Zhang,
D. Cao,
J. Huber,
J. Everts,
J. W. Kolar
Download Nonisolated Three-Phase Current DC-Link Buck–Boost EV Charger With Virtual Output Midpoint Grounding and Ground Current Control
Nonisolated Three-Phase Current DC-Link Buck–Boost EV Charger With Virtual Output Midpoint Grounding and Ground Current Control
IEEE Transactions on Transportation Electrification, Vol. 10, No. 1, pp. 1398-1413, March 2024 Citation
R. Bonetti,
L. Beglinger,
S. Miric,
D. Bortis,
J. W. Kolar
Download Reaction Force-Based Position Sensing for Magnetic Levitation Platform with Exceptionally Large Hovering Distance
Reaction Force-Based Position Sensing for Magnetic Levitation Platform with Exceptionally Large Hovering Distance
Actuators 2024, 13, 114, March 16, 2024 Citation
J. Huber,
L. Imperiali,
D. Menzi,
F. Musil,
J. W. Kolar
Download “Energy Efficiency is Not Enough!”—Environmental Impacts as New Dimensions in Multi-Objective Optimization of Power Electronic Systems
“Energy Efficiency is Not Enough!”—Environmental Impacts as New Dimensions in Multi-Objective Optimization of Power Electronic Systems
IEEE Power Electronics Magazine, Vol. 11, No. 1, March 2024 Citation
D. Zhang,
C. Leontaris,
J. Huber,
J. W. Kolar
Download Optimal Synergetic Control of Three-Phase/Level Boost-Buck Voltage DC-Link AC/DC Converter for Very-Wide Output Voltage Range High-Efficiency EV Charger
Optimal Synergetic Control of Three-Phase/Level Boost-Buck Voltage DC-Link AC/DC Converter for Very-Wide Output Voltage Range High-Efficiency EV Charger
IEEE Journal of Emerging and Selected Topics in Power Electronics (JESTPE), Vol. 12, No. 1, pp. 28-42, February 2024 Citation
E. Hubmann,
R. Eberhard,
C. Blaser,
S. Erismann,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Magnetically Self-Bearing Drive System for Ultracentrifugation: towards 100’000 rpm and 200’000 g
Magnetically Self-Bearing Drive System for Ultracentrifugation: towards 100’000 rpm and 200’000 g
IEEE Transactions on Industry Applications, Vol. 60, No. 1, pp 321-331, February 2024 Citation
T. Bierewirtz,
K. Narayanaswamy,
R. Giuffrida,
T. Rese,
D. Bortis,
D. Zimpfer,
J. W. Kolar,
U. Kertzscher,
M. Granegger
Download A Novel Pumping Principle for a Total Artificial Heart
A Novel Pumping Principle for a Total Artificial Heart
IEEE Transactions on Biomedical Engineering, Vol. 71, No. 2, pp. 446-455, February 2024 Citation
G. Rohner,
T. Gfrörer,
P. Niklaus,
D. Bortis,
M. Schweizer,
J. W. Kolar
Download Comparative Evaluation of Three-Phase Three-Level GaN and Seven-Level Si Flying Capacitor Inverters for Integrated Motor Drives Considering Overload Operation
Comparative Evaluation of Three-Phase Three-Level GaN and Seven-Level Si Flying Capacitor Inverters for Integrated Motor Drives Considering Overload Operation
IEEE Access, Vol. 12, pp. 7356-7371, January 2024 Citation
R. Kopacz,
D. Menzi,
F. Krismer,
J. Rabkowski,
J. W. Kolar,
J. Huber
Download New Single-Stage Bidirectional Three-Phase AC-DC Solid-State Transformer
New Single-Stage Bidirectional Three-Phase AC-DC Solid-State Transformer
Electronic Letters, Vol. 60, No. 2, January 2024 Citation
R. Giuffrida,
R. Senti,
D. Bortis,
T. Bierewirtz,
K. Narayanaswamy,
M. Granegger,
J. W. Kolar
Download Spatially Highly-Constrained Auxiliary Rotary Actuator for a Novel Total Artificial Heart
Spatially Highly-Constrained Auxiliary Rotary Actuator for a Novel Total Artificial Heart
IEEE Open Journal of the Industrial Electronics Society, Vol. 4., pp. 732-747, December 2023 Citation
D. Zhang,
J. Huber,
J. W. Kolar
Download A Three-Phase Synergetically Controlled Buck-Boost Current DC-Link EV Charger
A Three-Phase Synergetically Controlled Buck-Boost Current DC-Link EV Charger
IEEE Transactions on Power Electronics, Vol. 38, No. 12, pp. 15184-15198, December 2023 Citation
G. Rohner,
T. Gfrörer,
P. Niklaus,
J. Huber,
D. Bortis,
M. Schweizer,
J. W. Kolar
Download Hardware-Based Comparative Analysis of Multilevel Inverter Topologies for Integrated Motor Drives Considering Overload Operation
Hardware-Based Comparative Analysis of Multilevel Inverter Topologies for Integrated Motor Drives Considering Overload Operation
IEEE Open Journal of Power Electronics, Vol. 4, pp. 934-944, October 2023 Citation
R. Giuffrida,
R. Senti,
J. W. Kolar,
T. Bierewirtz,
K. Narayanaswamy,
M. Granegger,
D. Bortis
Download Design and Realization of a Highly-Compact Tubular Linear Actuator for a Novel Total Artificial Heart
Design and Realization of a Highly-Compact Tubular Linear Actuator for a Novel Total Artificial Heart
IEEE Journal of Emerging and Selected Topics in Industrial Electronics, Vol. 4, No. 4, pp. 1010-1023, October 2023 Citation
H. Sarnago,
O. Lucia,
S. Chhawchharia,
D. Menzi,
J. W. Kolar
Download Novel Bidirectional Universal 1-Phase/3-Phase-Input Unity Power Factor Differential AC/DC Converter
Novel Bidirectional Universal 1-Phase/3-Phase-Input Unity Power Factor Differential AC/DC Converter
Electronics Letters, Vol. 59, No. 13, July 2023 Citation
M. Haider,
P. Niklaus,
M. Madlener,
G. Rohner,
J. W. Kolar
Download Comparative Evaluation of Gate Driver and LC-Filter Based dv/dt-Limitation for SiC-Based Motor-Integrated Variable Speed Drive Inverters
Comparative Evaluation of Gate Driver and LC-Filter Based dv/dt-Limitation for SiC-Based Motor-Integrated Variable Speed Drive Inverters
IEEE Open Journal of Power Electronics, Vol. 4, pp. 450-462, June 2023 Citation
S. Miric,
P. Niklaus,
J. Huber,
C. Stäger,
M. Haider,
J. W. Kolar
Download Analysis and Experimental Verification of the EMI Signature of Three-Phase Three-Level TCM Soft-Switching Converter Systems
Analysis and Experimental Verification of the EMI Signature of Three-Phase Three-Level TCM Soft-Switching Converter Systems
IEEE Access, Vol. 11, pp. 57391-57400, June 2023 Citation
D. Zhang,
D. Cittanti,
P. Sun,
J. Huber,
R. Bojoi,
J. W. Kolar
Download Detailed Modeling and In-Situ Calorimetric Verification of Three-Phase Sparse NPC Converter Power Semiconductor Losses
Detailed Modeling and In-Situ Calorimetric Verification of Three-Phase Sparse NPC Converter Power Semiconductor Losses
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 11, No. 3, pp. 3409-3423, June 2023 Citation
J. Azurza,
D. Marciano,
J. Huber,
G. Deboy,
G. Busatto,
J. W. Kolar
Download All-SiC 99.4% Efficient Three-Phase Three-Level T-Type Inverter with DC-Side Common-Mode Filter
All-SiC 99.4% Efficient Three-Phase Three-Level T-Type Inverter with DC-Side Common-Mode Filter
Electronic Letters, Vol. 59, No. 12, June 2023 Citation
I. Bagaric,
R. Hu,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Comparative Evaluation of High-Speed Bearingless Cross-Flow Fan Designs for Lithography Excimer Lasers
Comparative Evaluation of High-Speed Bearingless Cross-Flow Fan Designs for Lithography Excimer Lasers
Machines 2023, 11, 611, June 2, 2023 Citation
D. Menzi,
S. Ben-Yaakov,
G. Zulauf,
J. W. Kolar
Download ESR Modelling of Class II MLCC Large-Signal-Excitation Losses
ESR Modelling of Class II MLCC Large-Signal-Excitation Losses
IEEE Transactions on Power Electronics, Vol. 38, No. 5, pp. 5711-5715, May 2023 Citation
T. Langbauer,
D. Menzi,
V. Marugg,
F. Vollmaier,
J. Azurza,
M. Kasper,
J. W. Kolar
Download Third-Harmonic-Type Modulation Minimizing the DC-Link Energy Storage Requirement of Isolated Phase-Modular Three-Phase PFC Rectifier Systems
Third-Harmonic-Type Modulation Minimizing the DC-Link Energy Storage Requirement of Isolated Phase-Modular Three-Phase PFC Rectifier Systems
IEEE Access, Vol. 11, pp. 34359-34371, April 2023 Citation
D. Zhang,
D. Cao,
J. Huber,
J. W. Kolar
Download Three-Phase Synergetically Controlled Current DC-Link AC/DC Buck-Boost Converter with Two Independently Regulated DC Outputs
Three-Phase Synergetically Controlled Current DC-Link AC/DC Buck-Boost Converter with Two Independently Regulated DC Outputs
IEEE Transactions on Power Electronics, Vol. 38, No. 4, pp. 4195-4202, April 2023 Citation
J. Huber,
J. W. Kolar
Download Monolithic Bidirectional Power Transistors – Opening New Horizons in Power Electronics
Monolithic Bidirectional Power Transistors – Opening New Horizons in Power Electronics
IEEE Power Electronics Magazine, Vol. 10, No. 1, pp. 28-38, March 2023 Citation
P. Niklaus,
J. W. Kolar,
D. Bortis
Download 100 kHz Large-Signal Bandwidth GaN-Based 10 kVA Class-D Power Amplifier with 4.8 MHz Switching Frequency
100 kHz Large-Signal Bandwidth GaN-Based 10 kVA Class-D Power Amplifier with 4.8 MHz Switching Frequency
IEEE Transactions on Power Electronics, Vol. 38, No. 2, pp. 2307-2326, February 2023 Citation
D. Menzi,
M. Heller,
G. Kerridge,
P. Marley,
A. Ellmore,
S. Ben-Yaakov,
J. W. Kolar
Download iGSE-C<sub>D</sub> – An Electric-/Displacement-Field Related Steinmetz Model for Class II Multilayer Ceramic Capacitors under Low-Frequency Large-Signal Excitation
iGSE-CD – An Electric-/Displacement-Field Related Steinmetz Model for Class II Multilayer Ceramic Capacitors under Low-Frequency Large-Signal Excitation
IEEE Open Journal of Power Electronics, Vol. 4, pp. 107-116, January 2023 Citation
P. Pejovic,
J. W. Kolar
Download Analysis of a Three-Phase Twelve-Pulse Voltage Output Type Rectifier
Analysis of a Three-Phase Twelve-Pulse Voltage Output Type Rectifier
Zenodo Open-access Repository, uploaded December 2022 Citation
M. Heller,
F. Krismer,
J. W. Kolar
Download EMI Filter Design for the Integrated Dual Three-Phase Active Bridge (D3AB) PFC Rectifier
EMI Filter Design for the Integrated Dual Three-Phase Active Bridge (D3AB) PFC Rectifier
IEEE Transactions on Power Electronics, Vol. 37, No. 12, pp. 14527-14546, December 2022 Citation
D. Menzi,
S. Weihe,
J. Azurza,
J. Everts,
J. W. Kolar
Download Single-Phase PFC Rectifier with Integrated Flying Capacitor Power Pulsation Buffer
Single-Phase PFC Rectifier with Integrated Flying Capacitor Power Pulsation Buffer
IEEE Open Journal of Power Electronics, Vol. 3, pp. 866-875, November 2022 Citation
M. Heller,
F. Krismer,
J. W. Kolar
Download Duty-Cycle Dependent Phase Shift Modulation of Dual Three-Phase Active Bridge Four-Port AC-DC/DC-AC Converter Eliminating Low Frequency Power Pulsations
Duty-Cycle Dependent Phase Shift Modulation of Dual Three-Phase Active Bridge Four-Port AC-DC/DC-AC Converter Eliminating Low Frequency Power Pulsations
IEEE Open Journal of Power Electronics, Vol. 3, pp. 705-722, October 2022 Citation
P. Niklaus,
R. Bonetti,
C. Stäger,
J. W. Kolar,
D. Bortis
Download High-Bandwidth Isolated Voltage Measurements with Very High Common Mode Rejection Ratio for WBG Power Converters
High-Bandwidth Isolated Voltage Measurements with Very High Common Mode Rejection Ratio for WBG Power Converters
IEEE Open Journal of Power Electronics, Vol. 3, pp. 651-664, September 2022 Citation
D. Menzi,
J. Huber,
L. Kappeler,
G. Zulauf,
J. W. Kolar
Download New Return-Path-Inductor Buck-Boost Y-Inverter Motor Drive with Reduced Current Stresses
New Return-Path-Inductor Buck-Boost Y-Inverter Motor Drive with Reduced Current Stresses
IEEE Transactions on Power Electronics, Vol. 37, No. 9, pp. 10086-10090, September 2022 Citation
N. Nain,
S. Walser,
J. Huber,
K. Leong,
J. W. Kolar
Download Self-Reverse-Blocking (SRB) Control of Dual-Gate Monolithic Bidirectional GaN Switch with Quasi-Ohmic On-State Characteristic
Self-Reverse-Blocking (SRB) Control of Dual-Gate Monolithic Bidirectional GaN Switch with Quasi-Ohmic On-State Characteristic
IEEE Transactions on Power Electronics, Vol. 37, No. 9, pp. 10091-10094, September 2022 Citation
P. Czyz,
T. Guillod,
F. Krismer,
J. Huber,
J. W. Kolar
Download Design and Experimental Analysis of 166 kW Medium-Voltage Medium-Frequency Air-Core Transformer for 1:1-DCX Applications
Design and Experimental Analysis of 166 kW Medium-Voltage Medium-Frequency Air-Core Transformer for 1:1-DCX Applications
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 10, No. 4, pp. 3541-3560, August 2022 Citation
T. Guillod,
P. Czyz,
J. W. Kolar
Download Geometrical Optimization of Medium-Frequency Air-Core Transformers for DCX Applications
Geometrical Optimization of Medium-Frequency Air-Core Transformers for DCX Applications
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 10, No. 4, pp. 4319-4335, August 2022 Citation
P. Niklaus,
D. Bortis,
J. W. Kolar
Download Beyond 50MHz Bandwidth Extension of Commercial DC-Current Measurement Sensors with Ultra-Compact PCB Integrated Pickup Coils
Beyond 50MHz Bandwidth Extension of Commercial DC-Current Measurement Sensors with Ultra-Compact PCB Integrated Pickup Coils
IEEE Transactions On Industry Applications, Vol. 58, No. 4, pp. 5026-5041, August 2022 Citation
M. Antivachis,
D. Wu,
D. Bortis,
J. W. Kolar
Download Analysis of Double-Bridge Inverters for Drive Systems with Open-End Winding Motors
Analysis of Double-Bridge Inverters for Drive Systems with Open-End Winding Motors
IEEE Journal of Emerging and Selected Topics in Power Electronics Special Issue on Electric Machine Drives and Converters for Automotive Applications, Vol. 10, No. 3, pp. 3427-3442, June 2022 Citation
P. Czyz,
T. Guillod,
D. Zhang,
F. Krismer,
R. Färber,
J. Huber,
C. M. Franck,
J. W. Kolar
Download Analysis of the Performance Limits of 166 kW / 7 kV Air-Core and Magnetic-Core Medium-Voltage Medium-Frequency Transformers for 1:1-DCX Applications
Analysis of the Performance Limits of 166 kW / 7 kV Air-Core and Magnetic-Core Medium-Voltage Medium-Frequency Transformers for 1:1-DCX Applications
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 10, No. 3, pp. 2989-3012, June 2022 Citation
M. Antivachis,
N. Kleynhans,
J. W. Kolar
Download Three-Phase Sinusoidal Output Buck-Boost GaN Y-Inverter for Advanced Variable Speed AC Drives
Three-Phase Sinusoidal Output Buck-Boost GaN Y-Inverter for Advanced Variable Speed AC Drives
IEEE Journal of Emerging and Selected Topics in Power Electronics Special Issue on Electric Machine Drives and Converters for Automotive Applications, Vol. 10, No. 3, pp. 3459-3476, June 2022 Citation
J. Böhler,
J. Huber,
J. Wurz,
M. Stransky,
N. Uvaidov,
S. Srdic,
J. W. Kolar
Download Ultra-High-Bandwidth Power Amplifiers: A Technology Overview and Future Prospects
Ultra-High-Bandwidth Power Amplifiers: A Technology Overview and Future Prospects
IEEE Access, Vol. 10, pp. 54613-54633, June 2022 Citation
D. Cittanti,
C. Gammeter,
J. Huber,
R. Bojoi,
J. W. Kolar
Download A Simplified Hard-Switching Loss Model for Fast-Switching Three-Level T-Type SiC Bridge-Legs
A Simplified Hard-Switching Loss Model for Fast-Switching Three-Level T-Type SiC Bridge-Legs
Electronics 2022, 11, 1686, May 2022 Citation
R. Giuffrida,
S. Miric,
D. Bortis,
J. W. Kolar
Download Highly Dynamic Eddy-Current-Based Sealed Magnetic Bearing Position Measurement - “Seeing Through Conductive Walls”
Highly Dynamic Eddy-Current-Based Sealed Magnetic Bearing Position Measurement - “Seeing Through Conductive Walls”
IEEE Open Journal of the Industrial Electronics Society, Vol. 3, pp. 252-264, May 2022 Citation
M. Röthlisberger,
M. Schuck,
J. W. Kolar
Download Kilohertz-Frequency Rotation of Acoustically Levitated Particles
Kilohertz-Frequency Rotation of Acoustically Levitated Particles
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency, Vol. 69, No. 4, pp. 1528-1534, April 2022 Citation
M. Röthlisberger,
G. Schmidli,
M. Schuck,
J. W. Kolar
Download Multi-Frequency Acoustic Levitation and Trapping of Particles in all Degrees of Freedom
Multi-Frequency Acoustic Levitation and Trapping of Particles in all Degrees of Freedom
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, Vol. 69, No. 4, pp. 1572-1575, April 2022 Citation
S. Miric,
J. W. Kolar,
D. Bortis
Download Novel Tubular Linear Actuator with Integrated Magnetic Bearing
Novel Tubular Linear Actuator with Integrated Magnetic Bearing
e & i Elektrotechnik und Informationstechnik Vol. 139, pp. 230–242, March 2022 Citation
M. Haider,
S. Fuchs,
G. Zulauf,
D. Bortis,
J. W. Kolar,
Y. Ono
Download Analytical Loss Model for Three-Phase 1200V SiC MOSFET Inverter Drive System Utilizing Miller Capacitor-Based dv/dt-Limitation
Analytical Loss Model for Three-Phase 1200V SiC MOSFET Inverter Drive System Utilizing Miller Capacitor-Based dv/dt-Limitation
IEEE Open Journal of Power Electronics, Vol. 3, pp. 93-104, January 2022 Citation
D. Menzi,
S. Chhawchharia,
G. Zulauf,
D. Bortis,
H.-P. Nee,
J. W. Kolar
Download Comparative Evaluation of Harmonic Injection Techniques for a Phase-Modular Three-Phase Six-Switch Buck-Boost Y-Inverter
Comparative Evaluation of Harmonic Injection Techniques for a Phase-Modular Three-Phase Six-Switch Buck-Boost Y-Inverter
IEEE Transactions on Power Electronics, Vol. 37, No. 3, pp. 2519-2524, March 2022 Citation
M. Haider,
D. Bortis,
G. Zulauf,
J. W. Kolar,
Y. Ono
Download Novel Motor-Kinetic-Energy-Based Power Pulsation Buffer Concept for Single-Phase-Input Electrolytic-Capacitor-Less Motor-Integrated Inverter System
Novel Motor-Kinetic-Energy-Based Power Pulsation Buffer Concept for Single-Phase-Input Electrolytic-Capacitor-Less Motor-Integrated Inverter System
Electronics 2022, 11, 280, January 2022 Citation
R. Bonetti,
D. Bortis,
J. W. Kolar
Download Exploring the Physical Limits of Axial Magnetic Bearings Featuring Extremely Large Vertical Levitation Distances
Exploring the Physical Limits of Axial Magnetic Bearings Featuring Extremely Large Vertical Levitation Distances
IEEE Industry Applications Society, Vol. 57, No. 6, pp. 6931-6943, December 2021 Citation
D. Menzi,
D. Bortis,
J. W. Kolar
Download EMI Filter Design for a Three-Phase Buck-Boost Y-Inverter VSD with Unshielded Motor Cables Considering IEC 61800-3 Conducted & Radiated Emission LimitsDownload EMI Filter Design for a Three-Phase Buck-Boost Y-Inverter VSD with Unshielded Motor Cables Considering IEC 61800-3 Conducted & Radiated Emission Limits
EMI Filter Design for a Three-Phase Buck-Boost Y-Inverter VSD with Unshielded Motor Cables Considering IEC 61800-3 Conducted & Radiated Emission Limits
IEEE Transactions on Power Electronics, Vol. 36, No. 11, pp. 12919-12937, November 2021 Citation
J. Schäfer,
J. W. Kolar
Download Three-Port Series-Resonant DC/DC Converter for Automotive Charging Applications
Three-Port Series-Resonant DC/DC Converter for Automotive Charging Applications
Electronics 2021, 10(20), 2543, October 2021 Citation
P. Czyz,
P. Papamanolis,
F. Trunas Bruguera,
T. Guillod,
F. Krismer,
V. Lazarevic,
J. Huber,
J. W. Kolar
Download Load-Independent Voltage Balancing of Multi-Level Flying Capacitor Converters in Quasi-2-Level Operation
Load-Independent Voltage Balancing of Multi-Level Flying Capacitor Converters in Quasi-2-Level Operation
Electronics 2021, 10(19), 2414, October 2021 Citation
G. Knabben,
G. Zulauf,
J. Schäfer,
J. W. Kolar,
M. Kasper,
J. Azurza,
G. Deboy
Download Conceptualization and Analysis of a Next-Generation Ultra-Compact 1.5-kW PCB-Integrated Wide-Input-Voltage-Range 12V-Output Industrial DC/DC Converter Module
Conceptualization and Analysis of a Next-Generation Ultra-Compact 1.5-kW PCB-Integrated Wide-Input-Voltage-Range 12V-Output Industrial DC/DC Converter Module
Electronics 2021, 10 (17), 2158, September 2021 Citation
P. Papamanolis,
D. Bortis,
F. Krismer,
D. Menzi,
J. W. Kolar
Download New EV Battery Charger PFC Rectifier Front-End Allowing Full Power Delivery in 3-Phase and 1-Phase Operation
New EV Battery Charger PFC Rectifier Front-End Allowing Full Power Delivery in 3-Phase and 1-Phase Operation
Electronics 2021, 10 (17), 2069, August 2021 Citation
A. Tüysüz,
T. Stolz,
A. Muetze,
M. Flankl,
S. Miric,
J. W. Kolar
Download Three-Dimensional Analytical Modeling of an Eddy-Current-Based Non-Contact Speed Sensor
Three-Dimensional Analytical Modeling of an Eddy-Current-Based Non-Contact Speed Sensor
IEEE Open Journal of Industry Applications, Vol. 2, pp. 224-234, August 2021 Citation
A. Escher,
C. Strauch,
E. Hubmann,
M. Hübler,
D. Bortis,
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A Cavopulmonary Assist Device for Long-Term Therapy of Fontan Patients
Seminars in Thoracic and Cardiovascular Surgery, June 2021 Citation
D. Cittanti,
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R. Bojoi,
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Download Analysis and Performance Evaluation of a Three-Phase Sparse Neutral Point Clamped Converter for Industrial Variable Speed Drives
Analysis and Performance Evaluation of a Three-Phase Sparse Neutral Point Clamped Converter for Industrial Variable Speed Drives
Springer Nature, Electrical Engineering, June 2021 Citation
J. Schäfer,
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Download Zero-Voltage-Switching Auxiliary Circuit for Minimized Inductance Requirement in Series-Resonant DC/DC Converter Systems
Zero-Voltage-Switching Auxiliary Circuit for Minimized Inductance Requirement in Series-Resonant DC/DC Converter Systems
IEEE Transactions on Power Electronics, Vol. 36, No. 6, pp. 6469-6479, June 2021 Citation
P. Bezerra,
F. Krismer,
J. W. Kolar,
R. Khaddam-Aljameh,
S. Paredes,
R. Heller,
T. Brunschwiler,
P. A. Francese,
T. Morf,
M. A. Kossel,
M. Braendli
Download Experimental Efficiency Evaluation of Stacked Transistor Half-Bridge Topologies in 14 nm CMOS Technology
Experimental Efficiency Evaluation of Stacked Transistor Half-Bridge Topologies in 14 nm CMOS Technology
Electronics 2021, Special Issue "Advances in Low Power and High Power Electronics", May 2021 Citation
D. Neumayr,
G. Knabben,
E. Varescon,
D. Bortis,
J. W. Kolar
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Comparative Evaluation of a Full- and Partial-Power Processing Active Power Buffer for Ultra-Compact Single-Phase DC/AC Converter Systems
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 9, No. 2, pp. 1194-2013, April 2021 Citation
P. Niklaus,
M. Antivachis,
D. Bortis,
J. W. Kolar
Download Analysis of the Influence of Measurement Circuit Asymmetries on Three-Phase CM/DM Conducted EMI Separation
Analysis of the Influence of Measurement Circuit Asymmetries on Three-Phase CM/DM Conducted EMI Separation
IEEE Transactions on Power Electronics, Vol. 36, No. 4, pp. 4066-4080, April 2021 Citation
J. Azurza,
G. Zulauf,
P. Papamanolis,
S. Hobi,
S. Miric,
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Three Levels Are Not Enough: Scaling Laws for Multi-Level Converters in AC/DC Applications
IEEE Transactions in Power Electronics, Vol. 36, No. 4, pp. 3967-3986, April 2021 Citation
P. Puentener,
M. Schuck,
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CFD Assisted Evaluation of In Vitro Experiments on Bearingless Blood Pumps
IEEE Transactions on Biomedical Engineering, Vol. 68, No. 4, pp. 1370-1378, April 2021 Citation
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Contactless Picking of Objects Using an Acoustic Gripper
Actuators, Special Issue "Selected Papers from the 1st International Electronic Conference on Actuator Technology: Materials, Devices and Applications" (IeCAT), April, 2021 Citation
M. Antivachis,
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Input/Output EMI Filter Design for Three-Phase Ultra-High Speed Motor Drive GaN Inverter Stage
CPSS Transactions on Power Electronics and Applications, Vol. 6, No. 1, pp. 74-92, March 2021 Citation
P. Papamanolis,
T. Guillod,
F. Krismer,
J. W. Kolar
Download Transient Calorimetric Measurement of Ferrite Core Losses up to 50MHzOpen video
Transient Calorimetric Measurement of Ferrite Core Losses up to 50MHz
IEEE Transactions on Power Electronics, Vol. 36, No. 3, pp. 2548-2563, March 2021 Citation
M. Haider,
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G. Zulauf,
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Download Analytical Calculation of the Residual ZVS Losses of TCM-Operated Single-Phase PFC Rectifiers
Analytical Calculation of the Residual ZVS Losses of TCM-Operated Single-Phase PFC Rectifiers
IEEE Open Journal of Power Electronics, Vol. 2, pp. 250-264, February 2021 Citation
M. Antivachis,
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D. Bortis,
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Novel High-Speed Turbo Compressor with Integrated Inverter for Fuel Cell Air Supply
Frontiers in Mechanical Engineering, Vol. 6, Art. 612301, February 2021 Citation
D. Menzi,
M. Heller,
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iGSE-Cx – A New Normalized Steinmetz Model for Class II Multilayer Ceramic Capacitors
IEEE Open Journal of Power Electronics, Vol. 2, pp. 138-144, February 2021 Citation
S. Miric,
R. Giuffrida,
D. Bortis,
J. W. Kolar
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Dynamic Electromechanical Model and Position Controller Design of a New High-Precision Self-Bearing Linear Actuator
IEEE Transactions on Industrial Electronics, Vol. 68, No. 1, pp. 744-755, January 2021 Citation
D. Menzi,
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G. Zulauf,
M. Heller,
J. W. Kolar
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Novel iGSE-C Loss Modelling of X7R Ceramic Capacitors
IEEE Transactions on Power Electronics, Vol. 35, No. 12, pp. 13367-13383, December 2020 Citation
M. Haider,
J. Azurza,
S. Miric,
N. Nain,
G. Zulauf,
J. W. Kolar,
D. Xu,
G. Deboy
Download Novel ZVS S-TCM Modulation of Three-Phase AC/DC Converters
Novel ZVS S-TCM Modulation of Three-Phase AC/DC Converters
IEEE Open Journal of Power Electronics, Vol. 1., pp. 529-543, November 2020 Citation
P. Puentener,
M. Schuck,
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The Influence of Impeller Geometries on Haemolysis in Bearingless Centrifugal Pumps
IEEE Open Journal of Engineering in Medicine and Biology, Vol. 1, pp. 316-323, November 2020 Citation
P. Papamanolis,
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F. Krismer,
J. W. Kolar
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Minimum Loss Operation and Optimal Design of High-Frequency Inductors for Defined Core and Litz Wire
IEEE Open Journal of Power Electronics, Vol. 1, pp. 469-487, November 2020 Citation
P. Bezerra,
F. Krismer,
J. W. Kolar,
R. Aljameh,
S. Paredes,
R. Heller,
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P. Francese,
T. Morf,
M. Kossel,
M. Braendli
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Electrical and Thermal Characterization of an Inductor-based ANPC-type Buck Converter in 14 nm CMOS Technology for Microprocessor Applications
IEEE Open Journal of Power Electronics, Vol. 1, pp. 456-468, October 2020 Citation
C. Gong,
A. Tüysüz,
M. Flankl,
T. Stolz,
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Experimental Analysis and Optimization of a Contactless Eddy-Current-Based Speed Sensor for Smooth Conductive Surfaces
IEEE Transactions on Industrial Electronics, Vol. 67, No. 10, pp. 8817-8828, October 2020 Citation
P. Niklaus,
D. Bortis,
J. W. Kolar
Download Design and Experimental Analysis of a Three-Phase Active CM/DM Conducted EMI Noise Separator
Design and Experimental Analysis of a Three-Phase Active CM/DM Conducted EMI Noise Separator
CPSS Transactions on Power Electronics and Applications, Vol. 5, No. 3, pp. 273-288, September 2020 Citation
M. Guacci,
J. Azurza,
K. Pally,
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G. Deboy
Download Experimental Characterization of Silicon and Gallium Nitride 200V Power Semiconductors for Modular/Multi-Level Converters Using Advanced Measurement TechniquesOpen video
Experimental Characterization of Silicon and Gallium Nitride 200V Power Semiconductors for Modular/Multi-Level Converters Using Advanced Measurement Techniques
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 8, No. 3, pp. 2238-2254, September 2020 Citation
D. Neumayr,
D. Bortis,
J. W. Kolar
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The Essence of the Little Box Challenge - Part B: Hardware Demonstrators & Comparative Evaluations
CPSS Transactions on Power Electronics and Applications, Vol. 5, No. 3, pp. 251-272, September 2020 Citation
T. Guillod,
R. Färber,
D. Rothmund,
F. Krismer,
Ch. M. Franck,
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Dielectric Losses in Dry-Type Insulation of Medium-Voltage Power Electronic Converters
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 8, No. 3, pp. 2716-2732, September 2020 Citation
J. Schäfer,
D. Bortis,
J. W. Kolar
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Novel Highly Efficient/Compact Automotive PCB Winding Inductors Based on the Compensating Air-Gap Fringing Field Concept
IEEE Transactions on Power Electronics, Vol. 35, No. 9, pp. 9619-9633, September 2020 Citation
J. Azurza,
G. Zulauf,
J. W. Kolar,
G. Deboy
Download New Figure-of-Merit Combining Semiconductor and Multi-Level Converter Properties
New Figure-of-Merit Combining Semiconductor and Multi-Level Converter Properties
IEEE Open Journal of Power Electronics, Vol. 1, pp. 322-338, August 2020 Citation
T. Holenstein,
M. Schuck,
J. W. Kolar
Download Performance Benchmarking of a Novel Magnet-Free Bearingless Synchronous Reluctance Slice Motor
Performance Benchmarking of a Novel Magnet-Free Bearingless Synchronous Reluctance Slice Motor
IEEE Open Journal of the Industrial Electronics Society, Vol. 1, pp. 184-193, July 2020 Citation
T. Guillod,
P. Papamanolis,
J. W. Kolar
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Artificial Neural Network (ANN) Based Fast and Accurate Inductor Modeling and Design
IEEE Open Journal of Power Electronics, Vol. 1, pp. 284-299, July 2020 Citation
T. Holenstein,
M. Schuck,
J. W. Kolar
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A Wide Air Gap Flux Switching Bearingless Motor with Odd and Even Pole Pair Numbers
IEEE Open Journal of Industry Applications, Vol. 1, pp. 25-62, July 2020 Citation
G. Zulauf,
M. Guacci,
J. M. Rivas-Davila,
J. W. Kolar
Download The Impact of Multi-MHz Switching Frequencies on the Dynamic On-Resistance of GaN-on-Si HEMTs
The Impact of Multi-MHz Switching Frequencies on the Dynamic On-Resistance of GaN-on-Si HEMTs
IEEE Open Journal of Power Electronics , Vol. 1, pp. 210-2015, July 2020 Citation
G. Zulauf,
M. Guacci,
J. W. Kolar
Download Dynamic On-Resistance in GaN-on-Si HEMTs: Origins, Dependencies, and Future Characterization Frameworks
Dynamic On-Resistance in GaN-on-Si HEMTs: Origins, Dependencies, and Future Characterization Frameworks
IEEE Transactions on Power Electronics, Vol. 35, No. 6, pp. 5581-5588, June 2020 Citation
D. Neumayr,
D. Bortis,
J. W. Kolar
Download The Essence of the Little Box Challenge - Part A: Key Design Challenges & Solutions
The Essence of the Little Box Challenge - Part A: Key Design Challenges & Solutions
CPSS Transactions on Power Electronics and Applications, Vol. 5, No. 2, pp. 158-179, June 2020 Citation
S. Miric,
R. Giuffrida,
D. Bortis,
J. W. Kolar
Download Enhanced Complex Space Vector Modeling and Control System Design of Multiphase Magnetically Levitated Rotary-Linear Machines
Enhanced Complex Space Vector Modeling and Control System Design of Multiphase Magnetically Levitated Rotary-Linear Machines
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 8, No. 2, pp. 1833-1849, June 2020 Citation
T. Guillod,
J. W. Kolar
Download Medium-Frequency Transformer Scaling Laws: Derivation, Verification, and Critical Analysis
Medium-Frequency Transformer Scaling Laws: Derivation, Verification, and Critical Analysis
CPSS Transactions, Vol. 5, No. 1, pp. 18-34, March 2020 Citation
M. Antivachis,
J. Azurza,
D. Bortis,
J. W. Kolar
Download Analysis of a Synergetically Controlled Two-Stage Three-Phase DC/AC Buck-Boost Converter
Analysis of a Synergetically Controlled Two-Stage Three-Phase DC/AC Buck-Boost Converter
CPSS Transactions on Power Electronics and Applications, Vol. 5, No. 1, pp. 34-51, March 2020 Citation
T. Guillod,
D. Rothmund,
J. W. Kolar
Download Active Magnetizing Current Splitting ZVS Modulation of a 7kV/400V DC Transformer
Active Magnetizing Current Splitting ZVS Modulation of a 7kV/400V DC Transformer
IEEE Transactions on Power Electronics, Vol. 35, No. 2, pp. 1293-1305, February 2020 Citation
L. Schrittwieser,
M. Leibl,
J. W. Kolar
Download 99% Efficient Isolated Three-Phase Matrix-Type DAB Buck-Boost PFC Rectifier
99% Efficient Isolated Three-Phase Matrix-Type DAB Buck-Boost PFC Rectifier
IEEE Transactions on Power Electronics, Vol. 35, No. 1, pp. 138-157, January 2020 Citation
M. Guacci,
D. Zhang,
M. Tatic,
D. Bortis,
J. W. Kolar,
Y. Kinoshita,
H. Ishida
Download Three-Phase Two-Third-PWM Buck-Boost Current Source Inverter System Employing Dual-Gate Monolithic Bidirectional GaN e-FETs
Three-Phase Two-Third-PWM Buck-Boost Current Source Inverter System Employing Dual-Gate Monolithic Bidirectional GaN e-FETs
CPSS Transactions on Power Electronics and Applications, Vol. 4, No. 4, pp. 339-354, December 2019 Citation
R. Faerber,
T. Guillod,
F. Krismer,
J. W. Kolar,
Ch. Franck
Download Endurance of Polymeric Insulation Foil Exposed to DC-Biased Medium-Frequency Rectangular Pulse Voltage Stress
Endurance of Polymeric Insulation Foil Exposed to DC-Biased Medium-Frequency Rectangular Pulse Voltage Stress
Energies, Special Edition "Advances in Electric Insulating Materials for Components in Power Systems", December 2019 Citation
M. Mauerer,
J. W. Kolar
Download The Triple Buck Converter – An Efficient Low-Distortion Switch-Mode Power Amplifier Topology
The Triple Buck Converter – An Efficient Low-Distortion Switch-Mode Power Amplifier Topology
IET Journal of Engineering, October 2019 Citation
A. Tüysüz,
T. Achtnich,
C. Zwyssig,
J. W. Kolar
Download A 300 000-r/min Magnetically Levitated Reaction Wheel Demonstrator
A 300 000-r/min Magnetically Levitated Reaction Wheel Demonstrator
IEEE Transactions on Industrial Electronics, Vol. 66, No. 8, pp. 6404-6407, August 2019 Citation
D. Neumayr,
M. Vöhringer,
N. Chrysogelos,
G. Deboy,
J. W. Kolar
Download P³DCT - Partial-Power Pre-Regulated DC Transformer
P³DCT - Partial-Power Pre-Regulated DC Transformer
IEEE Transactions on Industrial Electronics, Vol. 34, No. 7, pp. 6036-6047, July 2019 Citation
D. Rothmund,
T. Guillod,
D. Bortis,
J. W. Kolar
Download 99% Efficient 10kV SiC-Based 7 kV/400V DC-Transformer for Future Data Centers
99% Efficient 10kV SiC-Based 7 kV/400V DC-Transformer for Future Data Centers
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 7, No. 2, pp. 753-767, June 2019 Citation
M. Guacci,
M. Heller,
D. Neumayr,
D. Bortis,
J. W. Kolar,
G. Deboy,
C. Ostermaier,
O. Häberlen
Download On the Origin of the Coss-Losses in Soft-Switching GaN-on-Si Power HEMTs
On the Origin of the Coss-Losses in Soft-Switching GaN-on-Si Power HEMTs
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 7, No. 2, pp. 679-694, June 2019 Citation
D. Rothmund,
T. Guillod,
D. Bortis,
J. W. Kolar
Download 99.1% Efficient 10kV SiC-Based Medium Voltage ZVS Bidirectional Single-Phase PFC AC/DC Stage
99.1% Efficient 10kV SiC-Based Medium Voltage ZVS Bidirectional Single-Phase PFC AC/DC Stage
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 7, No. 2, pp. 779-797, June 2019 Citation
M. Flankl,
A. Tüysüz,
L. de Oliveira Baumann,
J. W. Kolar
Download Energy Harvesting with Single-Sided Linear Induction Machines Featuring Secondary Conductive Coating
Energy Harvesting with Single-Sided Linear Induction Machines Featuring Secondary Conductive Coating
IEEE Transactions on Industrial Electronics, Vol. 66, No. 6, pp. 4880-4890, June 2019 Citation
S. Miric,
P. Küttel,
A. Tüysüz,
J. W. Kolar
Download Design and Experimental Analysis of a New Magnetically Levitated Tubular Linear Actuator
Design and Experimental Analysis of a New Magnetically Levitated Tubular Linear Actuator
IEEE Transactions on Industrial Electronics, Vol. 66, No. 6, pp. 4816-4825, June 2019 Citation
J. Miniböck,
M. Mauerer,
J. Huber,
J. W. Kolar
Download Three-Phase Buck-Boost PFC Rectifier with Common-Mode Free Output Voltage and Low Semiconductor Blocking Voltage Stress
Three-Phase Buck-Boost PFC Rectifier with Common-Mode Free Output Voltage and Low Semiconductor Blocking Voltage Stress
IET Power Electronics, pp. 1-9, April 2019 Citation
J. Azurza,
E. Hanak,
L. Schrittwieser,
M. Guacci,
J. W. Kolar,
G. Deboy
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All-Silicon 99.35% Efficient Three-Phase Seven-Level Hybrid Neutral Point Clamped / Flying Capacitor Inverter
CPSS Transactions on Power Electronics and Applications, Vol. 4, No. 1, pp. 50-61, March 2019 Citation
D. Neumayr,
D. Bortis,
J. W. Kolar,
S. Hoffmann,
E. Hoene
Download Origin and Quantification of Increased Core Loss in MnZn Ferrite Plates of a Multi-Gap Inductor
Origin and Quantification of Increased Core Loss in MnZn Ferrite Plates of a Multi-Gap Inductor
CPSS Transactions on Power Electronics and Applications, Vol. 4, No. 1, pp. 72-93, March 2019 Citation
M. Schuck,
P. Puentener,
T. Holenstein,
J. W. Kolar
Download Scaling and Design of Miniature High-Speed Bearingless Slice Motors
Scaling and Design of Miniature High-Speed Bearingless Slice Motors
e & i Elektrotechnik und Informationstechnik, Springer Link, Vol. 23, No. 206, pp. 1-8, February 2019 Citation
M. Flankl,
A. Tüysüz,
I. Subotic,
J. W. Kolar,
Y. Tsukada,
K. Nakamura
Download Non-Invasive KERS Based Auxiliary Energy Supply System for Freight Trains
Non-Invasive KERS Based Auxiliary Energy Supply System for Freight Trains
IET Electrical Systems in Transportation, pp. 1-9, January 2019 Citation
L. Schrittwieser,
M. Leibl,
M. Haider,
F. Thöny,
J. W. Kolar,
T. Soeiro
Download 99.3% Efficient Three-Phase Buck-Type All-SiC SWISS Rectifier for DC Distribution Systems
99.3% Efficient Three-Phase Buck-Type All-SiC SWISS Rectifier for DC Distribution Systems
IEEE Transactions on Power Electronics, Vol. 34, No. 1, pp. 126-140, January 2019 Citation
J. E. Huber,
J. W. Kolar
Download Applicability of Solid-State Transformers in Today’s and Future Distribution Grids
Applicability of Solid-State Transformers in Today’s and Future Distribution Grids
IEEE Transactions on Smart Grid, Vol. 10, No. 1, pp. 317-326, January 2019 Citation
O. Knecht,
J. W. Kolar
Download Performance Evaluation of Series-Compensated IPT Systems for Transcutaneous Energy Transfer
Performance Evaluation of Series-Compensated IPT Systems for Transcutaneous Energy Transfer
IEEE Transactions on Power Electronics, Vol. 34, No. 1, pp. 438-451, January 2019 Citation
P. Puentener,
M. Schuck,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download A 150 000-r/min Bearingless Slice Motor
A 150 000-r/min Bearingless Slice Motor
IEEE/ASME Transactions on Mechatronics, Vol. 23, No. 6, pp. 2963-2967, December 2018 Citation
M. Flankl,
A. Tüysüz,
C. Gong,
T. Stolz,
J. W. Kolar
Download Analysis and Modeling of Eddy-Current Couplings for Auxiliary Power Generation on a Freight Train Wagon
Analysis and Modeling of Eddy-Current Couplings for Auxiliary Power Generation on a Freight Train Wagon
IEEE Power and Energy Technology Systems Journal, Vol. 5, No. 4, pp. 139-147, December 2018 Citation
M. Mauerer,
J. W. Kolar
Download Distortion Minimization for Ultra-Low THD Class-D Power Amplifiers
Distortion Minimization for Ultra-Low THD Class-D Power Amplifiers
CPSS Transactions on Power Electronics and Applications, Vol.3, No.4, pp. 324-338, December 2018 Citation
D. Rothmund,
D. Bortis,
J. W. Kolar
Download Highly Compact Isolated Gate Driver With Ultrafast Overcurrent Protection for 10 kV SiC MOSFETs
Highly Compact Isolated Gate Driver With Ultrafast Overcurrent Protection for 10 kV SiC MOSFETs
CPSS Transactions on Power Electronics and Applications, Vol. 3, No. 4, pp. 278-291, December 2018 Citation
M. Mauerer,
J. W. Kolar
Download Noise Minimization for Ultra-High SNR Class-D Power Amplifiers
Noise Minimization for Ultra-High SNR Class-D Power Amplifiers
CPSS Transactions on Power Electronics and Applications, Vol.3, No.4, pp. 339-351, December 2018 Citation
T. Guillod,
F. Krismer,
J. W. Kolar
Download Magnetic Equivalent Circuit of MF Transformers: Modeling and Parameter Uncertainties
Magnetic Equivalent Circuit of MF Transformers: Modeling and Parameter Uncertainties
Springer Nature, Electrical Engineering, Vol. 100, No. 4, pp. 2261-2275, December 2018 Citation
M. Leibl,
O. Knecht,
J. W. Kolar
Download Inductive Power Transfer Efficiency Limit of a Flat Half-Filled Disc Coil PairDownload Inductive Power Transfer Efficiency Limit of a Flat Half-Filled Disc Coil Pair
Inductive Power Transfer Efficiency Limit of a Flat Half-Filled Disc Coil Pair
IEEE Transactions on Power Electronics, Vol. 33, No. 11, pp. 9154-9162, November 2018 Citation
I. Subotic,
Ch. Gammeter,
A. Tüysüz,
J. W. Kolar
Download Weight Optimisation of Coreless Axial-Flux Permanent Magnet Machines
Weight Optimisation of Coreless Axial-Flux Permanent Magnet Machines
IET Electric Power Applications, pp. 1-9, October 2018 Citation
M. Kasper,
D. Bortis,
J. W. Kolar
Download Unified Power Flow Analysis of String Current Diverters
Unified Power Flow Analysis of String Current Diverters
Springer Nature, Electrical Engineering, Vol. 100, No. 3, pp. 2085-2094, September 2018 Citation
D. Rothmund,
D. Bortis,
J. W. Kolar
Download Accurate Transient Calorimetric Measurement of Soft-Switching Losses of 10kV SiC MOSFETs and Diodes
Accurate Transient Calorimetric Measurement of Soft-Switching Losses of 10kV SiC MOSFETs and Diodes
IEEE Transactions on Power Electronics, Vol. 33, No. 6, pp. 5240-5250, June 2018 Citation
L. Schrittwieser,
P. Cortés,
L. Fässler,
D. Bortis,
J. W. Kolar
Download Modulation and Control of a Three-Phase Phase-Modular Isolated Matrix-Type PFC Rectifier
Modulation and Control of a Three-Phase Phase-Modular Isolated Matrix-Type PFC Rectifier
IEEE Transactions on Power Electronics, Vol. 33, No. 6, pp. 4703-4715, June 2018 Citation
M. Guacci,
D. Bortis,
J. W. Kolar
Download On-State Voltage Measurement of Fast Switching Power Semiconductors
On-State Voltage Measurement of Fast Switching Power Semiconductors
CPSS Transactions on Power Electronics and Applications, Vol. 3, No. 2, pp. 163-176, June 2018 Citation
M. Leibl,
J. W. Kolar,
J. Deuringer
Download High Bandwidth Non-Resonant High Voltage Generator for X-Ray Systems
High Bandwidth Non-Resonant High Voltage Generator for X-Ray Systems
CPSS Transactions on Power Electronics and Applications, Vol. 3, No. 2, pp. 119-133, June 2018 Citation
O. Knecht,
D. Bortis,
J. W. Kolar
Download ZVS Modulation Scheme for Reduced Complexity Clamp-Switch TCM DC-DC Boost Converter
ZVS Modulation Scheme for Reduced Complexity Clamp-Switch TCM DC-DC Boost Converter
IEEE Transactions on Power Electronics, Vol. 33, No. 5, pp. 4204-4214, May 2018 Citation
M. Mauerer,
A. Tüysüz,
J. W. Kolar
Download Low-Noise Isolated Digital Shunt for Precision Class-D Power Amplifiers
Low-Noise Isolated Digital Shunt for Precision Class-D Power Amplifiers
IEEE Transactions on Power Electronics, Vol. 33, No. 3, pp. 1907-1910, March 2018 Citation
M. Flankl,
T. Wellerdieck,
A. Tüysüz,
J. W. Kolar
Download Scaling Laws for the Electrodynamic Suspension in High-Speed Transportation
Scaling Laws for the Electrodynamic Suspension in High-Speed Transportation
IET Electric Power Applications, Vol. 12, No. 3, pp. 357-364, March 2018 Citation
D. Boillat,
F. Krismer,
J. W. Kolar
Download Ground Current Control Scheme for Back-to-Back Three-Phase T-Type Rectifier and Inverter Systems
Ground Current Control Scheme for Back-to-Back Three-Phase T-Type Rectifier and Inverter Systems
IEEJ Transactions on Industry Applications, Vol. 138, No. 11, pp. 1-5, January 2018 Citation
M. Schuck,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Ultrafast Rotation of Magnetically Levitated Macroscopic Steel Spheres
Ultrafast Rotation of Magnetically Levitated Macroscopic Steel Spheres
Science Advances, Vol. 4, No. 1, pp. 1-7, January 2018 Citation
J. E. Huber,
J. Miniböck,
J. W. Kolar
Download Generic Derivation of Dynamic Model for Half-Cycle DCM Series Resonant Converters
Generic Derivation of Dynamic Model for Half-Cycle DCM Series Resonant Converters
IEEE Transactions on Power Electronics, Vol. 33, No. 1, pp. 4-7, January 2018 Citation
J. Azurza,
C. Gammeter,
L. Schrittwieser,
J. W. Kolar
Download Accurate Calorimetric Switching Loss Measurement for 900V 10mΩ SiC MOSFETs
Accurate Calorimetric Switching Loss Measurement for 900V 10mΩ SiC MOSFETs
IEEE Transactions on Power Electronics, Vol. 32, No. 12, pp. 5240-5250, December 2017 Citation
M. Flankl,
A. Tüysüz,
J. W. Kolar
Download Cogging Torque Shape Optimization of an Integrated Generator for Electromechanical Energy Harvesting
Cogging Torque Shape Optimization of an Integrated Generator for Electromechanical Energy Harvesting
IEEE Transactions on Industrial Electronics, Vol. 64, No. 12, pp. 9806-9814, December 2017 Citation
M. Guacci,
D. Bortis,
I. Kovacevic,
U. Grossner,
J. W. Kolar
Download Analysis and Design of a 1200 V All-SiC Planar Interconnection Power Module for Next Generation More Electrical Aircraft Power Electronic Building Blocks
Analysis and Design of a 1200 V All-SiC Planar Interconnection Power Module for Next Generation More Electrical Aircraft Power Electronic Building Blocks
CPSS Transactions on Power Electronics and Applications, Vol. 2, No. 4, pp. 320-330, December 2017 Citation
M. Antivachis,
D. Bortis,
A. Avila,
J. W. Kolar
Download New Optimal Common-Mode Modulation for Three-Phase Inverters with DC-Link Referenced Output Filter
New Optimal Common-Mode Modulation for Three-Phase Inverters with DC-Link Referenced Output Filter
CPSS Transactions on Power Electronics and Applications, Vol. 2, No. 4, pp. 331-340, December 2017 Citation
M. Mauerer,
A. Tüysüz,
J. W. Kolar
Download Low-Jitter GaN E-HEMT Gate Driver with High Common-Mode Voltage Transient Immunity
Low-Jitter GaN E-HEMT Gate Driver with High Common-Mode Voltage Transient Immunity
IEEE Transactions on Industrial Electronics, Vol. 64, No. 11, pp. 9043-9051, November 2017 Citation
M. Leibl,
J. W. Kolar,
J. Deuringer
Download Sinusoidal Input Current Discontinuous Conduction Mode Control of the VIENNA Rectifier
Sinusoidal Input Current Discontinuous Conduction Mode Control of the VIENNA Rectifier
IEEE Transactions on Power Electronics, Vol. 32, No. 11, pp. 8800-8812, November 2017 Citation
M. Kasper,
D. Bortis,
G. Deboy,
J. W. Kolar
Download Design of a Highly Efficient (97.7%) and Very Compact (2.2kW/dm³) Isolated AC-DC Telecom Power Supply Module based on the Multi-Cell ISOP Converter Approach
Design of a Highly Efficient (97.7%) and Very Compact (2.2kW/dm³) Isolated AC-DC Telecom Power Supply Module based on the Multi-Cell ISOP Converter Approach
IEEE Transactions on Power Electronics, Vol. 32, No. 10, pp. 7750-7769, October 2017 Citation
G. Ortiz,
M. Leibl,
J. Huber,
J. W. Kolar
Download Design and Experimental Testing of a Resonant DC-DC Converter for Solid-State Transformers
Design and Experimental Testing of a Resonant DC-DC Converter for Solid-State Transformers
IEEE Transactions on Power Electronics, Vol. 32, No. 10, pp. 7534-7542, October 2017 Citation
D. O. Boillat,
T. Friedli,
J. W. Kolar
Download Electronically Controllable Impedance for Tuning of Active Metamaterials
Electronically Controllable Impedance for Tuning of Active Metamaterials
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 5, No. 3, pp. 1404-1414, September 2017 Citation
R. Bosshard,
T. Guillod,
J. W. Kolar
Download Electromagnetic Field Patterns and Energy Flux of Efficiency Optimal Inductive Power Transfer Systems
Electromagnetic Field Patterns and Energy Flux of Efficiency Optimal Inductive Power Transfer Systems
Electrical Engineering - Archiv für Elektrotechnik, Springer Link, Vol. 99, No. 3, pp. 969-977, September 2017 Citation
P. Peralta,
T. Wellerdieck,
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Ultra-High Temperature (250 °C) Bearingless Permanent Magnet Pump for Aggressive Fluids
Ultra-High Temperature (250 °C) Bearingless Permanent Magnet Pump for Aggressive Fluids
IEEE Transactions on Mechatronics, Vol. 22, No. 5, pp. 2392-2394, July 2017 Citation
J. E. Huber,
J. W. Kolar,
G. Pammer
Download Hybrid Inverter Concept for Extreme Bandwidth High-Power AC Source
Hybrid Inverter Concept for Extreme Bandwidth High-Power AC Source
IET Electronics Letters, Vol. 53, No. 14, pp. 947-949, July 2017 Citation
L. Schrittwieser,
J. W. Kolar,
T. B. Soeiro
Download Novel SWISS Rectifier Modulation Scheme Preventing Input Current Distortions at Sector Boundaries
Novel SWISS Rectifier Modulation Scheme Preventing Input Current Distortions at Sector Boundaries
IEEE Transactions on Power Electronics, Vol. 32, No. 7, pp. 5771-5785, July 2017 Citation
R. Burkart,
J. W. Kolar
Download Comparative η-ρ-σ Pareto Optimization of Si and SiC Multi-Level Dual Active Bridge Topologies with Wide Input Voltage Range
Comparative η-ρ-σ Pareto Optimization of Si and SiC Multi-Level Dual Active Bridge Topologies with Wide Input Voltage Range
IEEE Transactions on Power Electronics, Vol. 32, No. 7, pp. 5258-5270, July 2017 Citation
J. E. Huber,
J. Böhler,
D. Rothmund,
J. W. Kolar
Download Analysis and Cell-Level Experimental Verification of a 25 kW All-SiC Isolated Front End 6.6 kV/400 V AC-DC Solid-State Transformer
Analysis and Cell-Level Experimental Verification of a 25 kW All-SiC Isolated Front End 6.6 kV/400 V AC-DC Solid-State Transformer
CPSS Transactions on Power Electronics and Applications, Vol. 2, No. 2, pp. 140-148, June 2017 Citation
T. Wellerdieck,
T. Nussbaumer,
J. W. Kolar
Download Experimental Verification of an Angle-Sensorless Control Scheme for Bearingless Permanent Magnet Machines
Experimental Verification of an Angle-Sensorless Control Scheme for Bearingless Permanent Magnet Machines
JSME Mechanical Engineering Journal, Vol. 4, No. 5, pp. 1-12, June 2017 Citation
R. Burkart,
J. W. Kolar
Download Comparative Life Cycle Cost Analysis of Si and SiC PV Converter Systems Based on Advanced η-ρ-σ Multi-objective Optimization Techniques
Comparative Life Cycle Cost Analysis of Si and SiC PV Converter Systems Based on Advanced η-ρ-σ Multi-objective Optimization Techniques
IEEE Transactions on Power Electronics, Vol. 32, No. 6, pp. 4344-4358, June 2017 Citation
A. Tüysüz,
F. Meyer,
M. Steichen,
C. Zwyssig,
J. W. Kolar
Download Advanced Cooling Methods for High-Speed Electrical Machines
Advanced Cooling Methods for High-Speed Electrical Machines
IEEE Transactions on Industry Applications, Vol. 53, No. 3, pp. 2077-2087, May/June 2017 Citation
A. Looser,
A. Tüysüz,
C. Zwyssig,
J. W. Kolar
Download Active Magnetic Damper for Ultra-High-Speed Permanent-Magnet Machines with Gas Bearings
Active Magnetic Damper for Ultra-High-Speed Permanent-Magnet Machines with Gas Bearings
IEEE Transactions on Industrial Electronics, Vol. 64, No. 4, pp. 2982-2991, April 2017 Citation
F. Krismer,
S. Schroth,
H. Ertl,
K. S. Kostov,
H. P. Nee,
J. W. Kolar
Download Analysis and Practical Relevance of CM/DM EMI Noise Separator Characteristics
Analysis and Practical Relevance of CM/DM EMI Noise Separator Characteristics
IEEE Transactions on Power Electronics, Vol. 32, No. 4, pp. 3112-3127, April 2017 Citation
D. O. Boillat,
F. Krismer,
J. W. Kolar
Download EMI Filter Volume Minimization of a Three-Phase/Level T-Type PWM Converter System
EMI Filter Volume Minimization of a Three-Phase/Level T-Type PWM Converter System
IEEE Transactions on Power Electronics, Vol. 32, No. 4, pp. 2473-2480, April 2017 Citation
L. Schrittwieser,
J. W. Kolar,
T. B. Soeiro
Download 99% Efficient Three-Phase Buck-Type SiC MOSFET PFC Rectifier Minimizing Life Cycle Cost in DC Data Centers
99% Efficient Three-Phase Buck-Type SiC MOSFET PFC Rectifier Minimizing Life Cycle Cost in DC Data Centers
CPSS Transactions on Power Electronics and Applications, Vol. 2, No. 1, pp. 47-58, March 2017 Citation
R. Bosshard,
J. W. Kolar
Download All-SiC 9.5 kW/dm³ On-Board Power Electronics for 50 kW/85 kHz Automotive IPT System
All-SiC 9.5 kW/dm³ On-Board Power Electronics for 50 kW/85 kHz Automotive IPT System
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 5, No. 1, pp. 419-431, March 2017 Citation
T. Guillod,
F. Krismer,
J. W. Kolar
Download Protection of MV Converters in the Grid: The Case of MV/LV Solid-State Transformers
Protection of MV Converters in the Grid: The Case of MV/LV Solid-State Transformers
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 5, No. 1, pp. 393-408, March 2017 Citation
J. Huber,
J. W. Kolar
Download Optimum Number of Cascaded Cells for High-Power Medium-Voltage AC-DC Converters
Optimum Number of Cascaded Cells for High-Power Medium-Voltage AC-DC Converters
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 5, No. 1, pp. 213-232, March 2017 Citation
M. Leibl,
G. Ortiz,
J. W. Kolar
Download Design and Experimental Analysis of a Medium Frequency Transformer for Solid-State Transformer Applications
Design and Experimental Analysis of a Medium Frequency Transformer for Solid-State Transformer Applications
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 5, No. 1, pp. 110-123, March 2017 Citation
T. Andersen,
F. Krismer,
J. W. Kolar,
T. Toifl,
C. Menolfi,
L. Kull,
T. Morf,
M. Kossel,
M. Brändli,
P. A. Francese
Download A 10 W On-Chip Switched Capacitor Voltage Regulator With Feedforward Regulation Capability for Granular Microprocessor Power Delivery
A 10 W On-Chip Switched Capacitor Voltage Regulator With Feedforward Regulation Capability for Granular Microprocessor Power Delivery
IEEE Transaction on Power Electronics, Vol. 32, No. 1, pp. 378-393, January 2017 Citation
T. Andersen,
F. Krismer,
J. W. Kolar,
T. Toifl,
C. Menolfi,
L. Kull,
T. Morf,
M. Kossel,
M. Brändli,
P. A. Francese
Download Modeling and Pareto Optimization of On-Chip Switched Capacitor Converters
Modeling and Pareto Optimization of On-Chip Switched Capacitor Converters
IEEE Transaction on Power Electronics, Vol. 32, No. 1, pp. 363-377, January 2017 Citation
F. Krismer,
D. O. Boillat,
J. W. Kolar
Download Modeling the Output Impedance of a T-Type Power Converter
Modeling the Output Impedance of a T-Type Power Converter
IEEE Transactions on Power Electronics, Vol. 31, No. 12, pp. 8052-8057, December 2016 Citation
M. Kasper,
R. Burkart,
G. Deboy,
J. W. Kolar
Download ZVS of Power MOSFETs Revisited
ZVS of Power MOSFETs Revisited
IEEE Transactions on Power Electronics, Vol. 31, No. 12, pp. 8063-8067, December 2016 Citation
R. Bosshard,
U. Iruretagoyena,
J. W. Kolar
Download Comprehensive Evaluation of Rectangular and Double-D Coil Geometry for 50 kW/85 kHz IPT System
Comprehensive Evaluation of Rectangular and Double-D Coil Geometry for 50 kW/85 kHz IPT System
IEEE Journal of Emerging and Selected Topics on Power Electronics (JESTPE), Vol. 4, No. 4, pp. 1406-1415, December 2016 Citation
R. Bosshard,
J. W. Kolar
Download Multi-Objective Optimization of 50 kW/85 kHz IPT System for Public Transport
Multi-Objective Optimization of 50 kW/85 kHz IPT System for Public Transport
IEEE Journal of Emerging and Selected Topics on Power Electronics (JESTPE), Vol. 4, No. 4, pp. 1370-1382, December 2016 Citation
D. Boillat,
F. Krismer,
J. W. Kolar
Download Optimization and Comparative Evaluation of Multi-Loop Control Schemes for Controllable AC Sources with Two-Stage Output LC Filters
Optimization and Comparative Evaluation of Multi-Loop Control Schemes for Controllable AC Sources with Two-Stage Output LC Filters
IEEE Transactions on Power Electronics, Vol. 31, No. 10, pp. 7353-7368, October 2016 Citation
J. Huber,
J. W. Kolar
Download Solid-State Transformers - On the Origins and Evolution of Key Concepts
Solid-State Transformers - On the Origins and Evolution of Key Concepts
IEEE Industrial Electronics Magazine, Vol. 10, No. 3, pp. 19-28, September 2016 Citation
R. Bosshard,
J. W. Kolar
Download Inductive Power Transfer for Electric Vehicle Charging – Technical Challenges and Tradeoffs
Inductive Power Transfer for Electric Vehicle Charging – Technical Challenges and Tradeoffs
IEEE Power Electronics Magazine, Vol. 3, No. 3, pp. 22-30, September 2016 Citation
M. Schuck,
T. Nussbaumer,
J. W. Kolar
Download Characterization of Electromagnetic Rotor Material Properties and Their Impact on an Ultra-High Speed Spinning Ball Motor
Characterization of Electromagnetic Rotor Material Properties and Their Impact on an Ultra-High Speed Spinning Ball Motor
IEEE Transactions on Magnetics, Vol. 52, No. 7, July 2016 Citation
T. Wellerdieck,
T. Nussbaumer,
J. W. Kolar
Download Angle-Sensorless Zero- and Low-Speed Control of Bearingless Machines
Angle-Sensorless Zero- and Low-Speed Control of Bearingless Machines
IEEE Transactions on Magnetics, Vol. 52, No. 7, July 2016 Citation
A. Tüysüz,
J. W. Kolar
Download New Position-Sensing Concept for Miniature Lateral-Stator Machines
New Position-Sensing Concept for Miniature Lateral-Stator Machines
IEEE Transactions on Industrial Electronics, Vol. 63, No. 6, pp. 3489-3498, June 2016 Citation
C. Gammeter,
F. Krismer,
J. W. Kolar
Download Comprehensive Conceptualization, Design, and Experimental Verification of a Weight-Optimized All-SiC 2kV/700V DAB for an Airborne Wind Turbine
Comprehensive Conceptualization, Design, and Experimental Verification of a Weight-Optimized All-SiC 2kV/700V DAB for an Airborne Wind Turbine
IEEE Journal of Emerging and Selected Topics in Power Electronics (JESTPE), Vol. 4, No. 2, pp. 638-656, June 2016 Citation
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Evaluation of One- and Two-Pole-Pair Slotless Bearingless Motors with Toroidal Windings
Evaluation of One- and Two-Pole-Pair Slotless Bearingless Motors with Toroidal Windings
IEEE Transactions on Industry Applications, Vol. 52, No. 1, pp. 172-180, January/February 2016 Citation
D. O. Boillat,
F. Krismer,
J. W. Kolar
Download Design Space Analysis and ρ–η Pareto Optimization of LC Output Filters for Switch-Mode AC Power Sources
Design Space Analysis and ρ–η Pareto Optimization of LC Output Filters for Switch-Mode AC Power Sources
IEEE Transactions on Power Electronics, Vol. 30, No. 12, pp. 6906-6923, December 2015 Citation
O. Knecht,
R. Bosshard,
J. W. Kolar
Download High Efficiency Transcutaneous Energy Transfer for Implantable Mechanical Heart Support Systems
High Efficiency Transcutaneous Energy Transfer for Implantable Mechanical Heart Support Systems
IEEE Transactions on Power Electronics, Vol. 30, No. 11, pp. 6221-6236, November 2015 Citation
L. Schrittwieser,
M. Mauerer,
G. Ortiz,
D. Bortis,
J. W. Kolar
Download Novel Principle for Flux Sensing in the Application of a DC + AC Current Sensor
Novel Principle for Flux Sensing in the Application of a DC + AC Current Sensor
IEEE Transactions on Industry Applications, Vol. 51, No. 5, pp. 4100-4110, September/October 2015 Citation
T. Baumgartner,
J. W. Kolar
Download Multivariable State Feedback Control of a 500 000-r/min Self-Bearing Permanent-Magnet Motor
Multivariable State Feedback Control of a 500 000-r/min Self-Bearing Permanent-Magnet Motor
IEEE/ASME Transactions on Mechatronics, Vol. 20, No. 3, pp. 1149-1159, June 2015 Citation
C. M. Zingerli,
T. Nussbaumer,
J. W. Kolar
Download Optimizing Repulsive Lorentz Forces for a Levitating Induction Cooker
Optimizing Repulsive Lorentz Forces for a Levitating Induction Cooker
IEEJ Transactions on Industry Applications, Vol. 4, No. 4, pp. 439-444, June 2015 Citation
Y. Lobsiger,
J. W. Kolar
Download Closed-Loop di/dt and dv/dt IGBT Gate Driver
Closed-Loop di/dt and dv/dt IGBT Gate Driver
IEEE Transactions on Power Electronics, Vol. 30, No. 6, pp. 3402-3417, June 2015 Citation
K. Kostov,
S. Schroth,
F. Krismer,
M. Priecinsky,
H. P. Nee,
J. W. Kolar
Download The Input Impedance of Common-Mode and Differential-Mode Noise Separators
The Input Impedance of Common-Mode and Differential-Mode Noise Separators
IEEE Transactions on Industry Applications, Vol. 51, No. 3, pp. 2352-2360, May/June 2015 Citation
R. Bosshard,
J. W. Kolar,
J. Mühlethaler,
I. Stevanovic,
B. Wunsch,
F. Canales
Download Modeling and η-α-Pareto Optimization of Inductive Power Transfer Coils for Electric Vehicles
Modeling and η-α-Pareto Optimization of Inductive Power Transfer Coils for Electric Vehicles
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 3, No. 1, pp. 50-64, March 2015 Citation
B. Wrzecionko,
J. W. Kolar,
A. Looser,
M. Casey
Download High-Temperature (250 °C/500 °F) 19 000 min -1 BLDC Fan for Forced Air-Cooling of Advanced Automotive Power Electronics
High-Temperature (250 °C/500 °F) 19 000 min -1 BLDC Fan for Forced Air-Cooling of Advanced Automotive Power Electronics
IEEE/ASME Transactions on Mechatronics, Vol. 20, No. 1, pp. 37-49, February 2015 Citation
C. Gammeter,
F. Krismer,
J. W. Kolar
Download Weight Optimization of a Cooling System Composed of Fan and Extruded Fin Heat SinkDownload Weight Optimization of a Cooling System Composed of Fan and Extruded Fin Heat Sink
Weight Optimization of a Cooling System Composed of Fan and Extruded Fin Heat Sink
IEEE Transactions on Industry Applications, Vol. 51, No. 1, pp. 509-520, January/February 2015 Citation
D. Steinert,
T. Nussbaumer,
J. W. Kolar
Download Slotless Bearingless Disk Drive for High-Speed and High-Purity Applications
Slotless Bearingless Disk Drive for High-Speed and High-Purity Applications
IEEE Transactions on Industrial Electronics, Vol. 61, No. 11, pp. 5974-5986, November 2014 Citation
I. Kovacevic,
J. W. Kolar,
S. D. Round,
M. Vasic
Download Mission Profile Based Optimization of a Wearable Power System
Mission Profile Based Optimization of a Wearable Power System
EPE Journal, Vol. 23, No. 3, pp. 36-47, September 2014 Citation
J. Everts,
F. Krismer,
J. Van den Keybus,
J. Driesen,
J. W. Kolar
Download Optimal ZVS Modulation of Single-Phase Single-Stage Bidirectional DAB AC-DC Converters
Optimal ZVS Modulation of Single-Phase Single-Stage Bidirectional DAB AC-DC Converters
IEEE Transactions on Power Electronics, Vol. 29, No. 8, pp. 3954-3970, August 2014 Citation
G. Ortiz,
L. Fässler,
J. W. Kolar,
O. Appeldoorn
Download Flux Balancing of Isolation Transformers and Application of 'The Magnetic Ear' for Closed-Loop Volt-Second Compensation
Flux Balancing of Isolation Transformers and Application of "The Magnetic Ear" for Closed-Loop Volt-Second Compensation
IEEE Transactions on Power Electronics: Special Issue on High-Frequency-Link Power-Conversion Systems, Vol. 29, No. 8, pp. 4078-4090, August 2014 Citation
T. Baumgartner,
R. Burkart,
J. W. Kolar
Download Analysis and Design of a 300-W 500 000-r/min Slotless Self-Bearing Permanent-Magnet Motor
Analysis and Design of a 300-W 500 000-r/min Slotless Self-Bearing Permanent-Magnet Motor
IEEE Transactions on Industrial Electronics, Vol. 61, No. 8, pp. 4326-4336, August 2014 Citation
A. Looser,
J. W. Kolar
Download An Active Magnetic Damper Concept for Stabilization of Gas Bearings in High-Speed Permanent-Magnet Machines
An Active Magnetic Damper Concept for Stabilization of Gas Bearings in High-Speed Permanent-Magnet Machines
IEEE Transactions on Industrial Electronics, Vol. 61, No. 6, pp. 3089-3098, June 2014 Citation
A. Tüysüz,
C. Zwyssig,
J. W. Kolar
Download A Novel Motor Topology for High-Speed Micro-Machining Applications
A Novel Motor Topology for High-Speed Micro-Machining Applications
IEEE Transactions on Industrial Electronics, Vol. 61, No. 6, pp. 2960-2968, June 2014 Citation
F. Giezendanner,
J. Biela,
J. W. Kolar
Download Optimization and Performance Evaluation of an AC-Chopper Ballast for HPS Lamps
Optimization and Performance Evaluation of an AC-Chopper Ballast for HPS Lamps
IEEE Transactions on Industrial Electronics, Vol. 61, No. 5, pp. 2236-2243, May 2014 Citation
B. Wrzecionko,
D. Bortis,
J. W. Kolar
Download A 120°C Ambient Temperature Forced Air-Cooled Normally-off SiC JFET Automotive Inverter System
A 120°C Ambient Temperature Forced Air-Cooled Normally-off SiC JFET Automotive Inverter System
IEEE Transactions on Power Electronics, Vol. 29, No. 5, pp. 2345-2358, May 2014 Citation
M. Kasper,
D. Bortis,
J. W. Kolar
Download Classification and Comparative Evaluation of PV Panel-Integrated DC-DC Converter Concepts
Classification and Comparative Evaluation of PV Panel-Integrated DC-DC Converter Concepts
IEEE Transactions on Power Electronics, Vol. 29, No. 5, pp. 2511-2526, May 2014 Citation
L. Schwager,
A. Tüysüz,
C. Zwyssig,
J. W. Kolar
Download Modeling and Comparison of Machine and Converter Losses for PWM and PAM in High-Speed Drives
Modeling and Comparison of Machine and Converter Losses for PWM and PAM in High-Speed Drives
IEEE Transactions on Industry Applications, Vol. 50, No. 2, pp. 995-1006, March/April 2014 Citation
T. Friedli,
M. Hartmann,
J. W. Kolar
Download The Essence of Three-Phase PFC Rectifier Systems - Part II
The Essence of Three-Phase PFC Rectifier Systems - Part II
IEEE Transactions on Power Electronics, Vol. 29, No. 2, February 2014 Citation
C. Marxgut,
F. Krismer,
D. Bortis,
J. W. Kolar
Download Ultraflat Interleaved Triangular Current Mode (TCM) Single-Phase PFC Rectifier
Ultraflat Interleaved Triangular Current Mode (TCM) Single-Phase PFC Rectifier
IEEE Transactions on Power Electronics, Vol. 29, No. 2, pp. 873-882, February 2014 Citation
I. Kovacevic,
T. Friedli,
A. Müsing,
J. W. Kolar
Download 3-D Electromagnetic Modeling of EMI Input Filters
3-D Electromagnetic Modeling of EMI Input Filters
IEEE Transactions on Industrial Electronics, Vol. 61, No. 1, pp. 231-242, January 2014 Citation
I. Kovacevic,
T. Friedli,
A. Müsing,
J. W. Kolar
Download 3-D Electromagnetic Modeling of Parasitics and Mutual Coupling in EMI Filters
3-D Electromagnetic Modeling of Parasitics and Mutual Coupling in EMI Filters
IEEE Transactions on Power Electronics, Vol. 29, No. 1, pp. 135-149, January 2014 Citation
P. Pejovic,
J. W. Kolar
Download Single-Phase Full-Wave Rectifier as an Effective Example to Teach Normalization, Conduction Modes, and Circuit Analysis Methods
Single-Phase Full-Wave Rectifier as an Effective Example to Teach Normalization, Conduction Modes, and Circuit Analysis Methods
Electronic Journal "Special Issue on: Education in Electronics", Vol. 17, No. 2, January 2014 Citation
M. Schweizer,
T. Friedli,
J. W. Kolar
Download Comparative Evaluation of Advanced 3-Phase Three-Level Inverter/Converter Topologies Against Two-Level Systems
Comparative Evaluation of Advanced 3-Phase Three-Level Inverter/Converter Topologies Against Two-Level Systems
IEEE Transactions on Industrial Electronics, Vol. 60, No. 12, pp. 5515-5527, December 2013 Citation
B. Wrzecionko,
L. Steinmann,
J. W. Kolar
Download High-Bandwidth High-Temperature (250 °C/500 °F) Isolated DC and AC Current Measurement: Bidirectionally Saturated Current Transformer
High-Bandwidth High-Temperature (250 °C/500 °F) Isolated DC and AC Current Measurement: Bidirectionally Saturated Current Transformer
IEEE Transactions on Power Electronics, Vol. 28, No. 11, pp. 5404-5413, November 2013 Citation
T. Soeiro,
J. Mühlethaler,
J. Linnér,
P. Ranstad,
J. W. Kolar
Download Automated Design of a High-Power High-Frequency LCC Resonant Converter for Electrostatic Precipitators
Automated Design of a High-Power High-Frequency LCC Resonant Converter for Electrostatic Precipitators
IEEE Transactions on Industrial Electronics, Vol. 60, No. 11, pp. 4805-4819, November 2013 Citation
I. Kovacevic,
T. Friedli,
A. Müsing,
J. W. Kolar
Download Full PEEC Modeling of EMI Filter Inductors in the Frequency Domain
Full PEEC Modeling of EMI Filter Inductors in the Frequency Domain
IEEE Transactions on Magnetics, Vol. 49, No. 10, pp. 5248-5256, October 2013 Citation
L. Empringham
J. W. Kolar
J. Rodriguez
P. W. Wheeler
J. C. Clare
Download Technological Issues and Industrial Application of Matrix Converters: A Review
Technological Issues and Industrial Application of Matrix Converters: A Review
IEEE Transactions on Industrial Electronics, Vol. 60, No. 10, pp. 4260-4271, October 2013 Citation
T. Reichert,
T. Nussbaumer,
J. W. Kolar
Download Split Ratio Optimization for High-Torque PM Motors Considering Global and Local Thermal Limitations
Split Ratio Optimization for High-Torque PM Motors Considering Global and Local Thermal Limitations
IEEE Transactions on Energy Conversion, Vol. 28, No. 3, pp. 493-501, September 2013 Citation
T. Soeiro,
J. W. Kolar
Download Analysis of High-Efficiency Three-Phase Two- and Three-Level Unidirectional Hybrid Rectifiers
Analysis of High-Efficiency Three-Phase Two- and Three-Level Unidirectional Hybrid Rectifiers
IEEE Transactions on Industrial Electronics, Vol. 60, No. 9, pp. 3589-3601, September 2013 Citation
T. Andersen,
C. Zingerli,
F. Krismer,
J. W. Kolar,
N. Wang,
S. O. Mathuna
Download Modeling and Pareto Optimization of Microfabricated Inductors for Power Supply on Chip
Modeling and Pareto Optimization of Microfabricated Inductors for Power Supply on Chip
IEEE Transactions on Power Electronics, Vol. 28, No. 9, pp. 4422-4430, September 2013 Citation
M. Hartmann,
H. Ertl,
J. W. Kolar
Download Current Control of Three-Phase Rectifier Systems using Three Independent Current Controllers
Current Control of Three-Phase Rectifier Systems using Three Independent Current Controllers
IEEE Transactions on Power Electronics, Vol. 28, No. 8, pp. 3988-4000, August 2013 Citation
D. Aggeler,
F. Canales,
J. Biela,
J. W. Kolar
Download Dv/Dt Control Methods for the SiC JFET/Si MOSFET Cascode
Dv/Dt Control Methods for the SiC JFET/Si MOSFET Cascode
IEEE Transactions on Power Electronics, Vol. 28, No. 8, pp. 4074-4082, August 2013 Citation
T. Reichert,
J. W. Kolar,
T. Nussbaumer
Download Stator Tooth Design Study for Bearingless Exterior Rotor PMSM
Stator Tooth Design Study for Bearingless Exterior Rotor PMSM
IEEE Transactions on Industry Applications, Vol. 49, No. 4, pp. 1515-1522, July/August 2013 Citation
C. Marxgut,
J. Mühlethaler,
F. Krismer,
J. W. Kolar
Download Multiobjective Optimization of Ultraflat Magnetic Components With PCB-Integrated Core
Multiobjective Optimization of Ultraflat Magnetic Components With PCB-Integrated Core
IEEE Transactions on Power Electronics, Vol. 28, No. 7, pp. 3591-3602, July 2013 Citation
J. Mühlethaler,
M. Schweizer,
R. Blattmann,
J. W. Kolar,
A. Ecklebe
Download Optimal Design of LCL Harmonic Filters for Three-Phase PFC Rectifiers
Optimal Design of LCL Harmonic Filters for Three-Phase PFC Rectifiers
IEEE Transactions on Power Electronics, Vol. 28, No. 7, pp. 3114-3125, July 2013 Citation
J. W. Kolar,
T. Friedli,
F. Krismer,
A. Looser,
M. Schweizer,
R. Friedemann,
P. Steimer,
J. Bevirt
Download Conceptualization and Multiobjective Optimization of the Electric System of an Airborne Wind Turbine
Conceptualization and Multiobjective Optimization of the Electric System of an Airborne Wind Turbine
IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 1, No. 2, pp. 73-103, June 2013 Citation
T. Soeiro,
J. W. Kolar
Download The New High-Efficiency Hybrid Neutral-Point-Clamped Converter
The New High-Efficiency Hybrid Neutral-Point-Clamped Converter
IEEE Transactions on Industrial Electronics, Vol. 60, No. 5, pp. 1919-1935, May 2013 Citation
T. Soeiro,
T. Friedli,
J. W. Kolar
Download Design and Implementation of a Three-Phase Buck-Type Third Harmonic Current Injection PFC Rectifier SR
Design and Implementation of a Three-Phase Buck-Type Third Harmonic Current Injection PFC Rectifier SR
IEEE Transactions on Power Electronics, Vol. 28, No. 4, pp. 1608-1621, April 2013 Citation
J. W. Kolar,
G. Ortiz
Download Aktive Verteiltransformatoren - Funktion und Einsatzbereiche in künftigen Smart Grids
Aktive Verteiltransformatoren - Funktion und Einsatzbereiche in künftigen Smart Grids
Bulletin SEV/VSE, Jg. 104, Nr. 4, S. 34-40, April 2013 Citation
M. Darijevic,
M. Jankovic,
P. Pejovic,
J. W. Kolar,
Y. Nishida
Download Three-Phase Rectifiers with Suboptimal Current Injection and Improved Efficiency
Three-Phase Rectifiers with Suboptimal Current Injection and Improved Efficiency
Transactions on IET Power Electronics, Vol. 7, Issue 4, February 2013 Citation
G. Ortiz,
D. Bortis,
J. W. Kolar,
O. Apeldoorn
Download Modeling of Soft-Switching Losses of IGBTs in High-Power High-Efficiency Dual-Active-Bridge DC/DC Converters
Modeling of Soft-Switching Losses of IGBTs in High-Power High-Efficiency Dual-Active-Bridge DC/DC Converters
IEEE Transactions on Electron Devices, Vol. 60, No. 2, pp. 587-597, February 2013 Citation
M. Schweizer,
J. W. Kolar
Download Design and Implementation of a Highly Efficient Three-Level T-Type Converter for Low-Voltage Applications
Design and Implementation of a Highly Efficient Three-Level T-Type Converter for Low-Voltage Applications
IEEE Transactions on Power Electronics, Vol. 28, No. 52, pp. 899-907, February 2013 Citation
T. Soeiro,
F. Vancu,
J. W. Kolar
Download Hybrid Active Third-Harmonic Current Injection Mains Interface Concept for DC Distribution Systems
Hybrid Active Third-Harmonic Current Injection Mains Interface Concept for DC Distribution Systems
IEEE Transactions on Power Electronics, Vol. 28, No. 1, pp. 7-13, January 2013 Citation
J. W. Kolar,
T. Friedli
Download The Essence of Three-Phase PFC Rectifier Systems - Part I
The Essence of Three-Phase PFC Rectifier Systems - Part I
IEEE Transactions on Power Electronics, Vol. 28, No. 1, pp. 176-198, January 2013 Citation
F. Zürcher,
T. Nussbaumer,
J. W. Kolar
Download Motor Torque and Magnetic Levitation Force Generation in Bearingless Brushless Multipole Motors
Motor Torque and Magnetic Levitation Force Generation in Bearingless Brushless Multipole Motors
IEEE/ASME Transactions on Mechatronics, Vol. 17, No. 6, pp. 1088-1097, December 2012 Citation
T. Friedli,
J. W. Kolar,
J. Rodriguez,
P. W. Wheeler
Download Comparative Evaluation of Three-Phase AC-AC Matrix Converter and Voltage DC-Link Back-to-Back Converter Systems
Comparative Evaluation of Three-Phase AC-AC Matrix Converter and Voltage DC-Link Back-to-Back Converter Systems
IEEE Transactions on Industrial Electronics, Vol. 59, No. 12, pp. 4487-4510, December 2012 Citation
T. Reichert,
T. Nussbaumer,
J. W. Kolar
Download Investigation of Exterior Rotor Bearingless Motor Topologies for High-Quality Mixing Applications
Investigation of Exterior Rotor Bearingless Motor Topologies for High-Quality Mixing Applications
IEEE Transactions on Industry Applications, Vol. 48, No. 6, pp. 2206-2216, November/December 2012 Citation
T. Reichert,
T. Nussbaumer,
J. W. Kolar
Download Complete Analytical Solution of Electromagnetic Field Problem of High-Speed Spinning Ball
Complete Analytical Solution of Electromagnetic Field Problem of High-Speed Spinning Ball
AIP Journal of Applied Physics, Vol. 112, No. 10, pp. 104901-104901-9, November 2012 Citation
J. Biela,
D. Aggeler,
D. Bortis,
J. W. Kolar
Download Balancing Circuit for a 5-kV/50-ns Pulsed-Power Switch Based on SiC-JFET Super Cascode
Balancing Circuit for a 5-kV/50-ns Pulsed-Power Switch Based on SiC-JFET Super Cascode
IEEE Transactions on Plasma Science, Vol. 40, No. 10, pp. 2554-2560, October 2012 Citation
M. Hartmann,
J. Miniböck,
H. Ertl,
J. W. Kolar
Download A Three-Phase Delta Switch Rectifier for Use in Modern Aircraft
A Three-Phase Delta Switch Rectifier for Use in Modern Aircraft
IEEE Transactions on Industrial Electronics, Vol. 59, No. 9, pp. 3635-3647, September 2012 Citation
M. Rivera,
J. Rodriguez,
J. R. Espinoza,
T. Friedli,
J. W. Kolar,
A. Wilson,
C. A. Rojas
Download Imposed Sinusoidal Source and Load Currents for an Indirect Matrix Converter
Imposed Sinusoidal Source and Load Currents for an Indirect Matrix Converter
IEEE Transactions on Industrial Electronics, Vol. 59, No. 9, pp. 3427-3435, September 2012 Citation
A. Looser,
T. Baumgartner,
J. W. Kolar,
C. Zwyssig
Download Analysis and Measurement of Three-Dimensional Torque and Forces for Slotless Permanent-Magnet Motors
Analysis and Measurement of Three-Dimensional Torque and Forces for Slotless Permanent-Magnet Motors
IEEE Transactions on Industry Applications, Vol. 48, No. 4, pp. 1258-1266, July/August 2012 Citation
B. Wrzecionko,
D. Bortis,
J. Biela,
J. W. Kolar
Download Novel AC-Coupled Gate Driver for Ultrafast Switching of Normally Off SiC JFETs
Novel AC-Coupled Gate Driver for Ultrafast Switching of Normally Off SiC JFETs
IEEE Transactions on Power Electronics, Vol. 27, No. 7, pp. 3452-3463, July 2012 Citation
T. Friedli,
J. W. Kolar
Download Milestones in Matrix Converter Research
Milestones in Matrix Converter Research
IEEJ Journal of Industry Applications, Vol. 1, No. 1, pp. 2-14, July 2012 Citation
M. Hartmann,
H. Ertl,
J. W. Kolar
Download On the Tradeoff Between Input Current Quality and Efficiency of High Switching Frequency PWM Rectifiers
On the Tradeoff Between Input Current Quality and Efficiency of High Switching Frequency PWM Rectifiers
IEEE Transactions on Power Electronics, Vol. 27, No. 7, pp. 3137-3149, July 2012 Citation
F. Krismer,
J. W. Kolar
Download Efficiency-Optimized High Current Dual Active Bridge Converter for Automotive Applications
Efficiency-Optimized High Current Dual Active Bridge Converter for Automotive Applications
IEEE Transactions on Industrial Electronics, Vol. 59, No. 7, pp. 2745-2760, July 2012 Citation
P. Pejovic,
J. W. Kolar,
Y. Nishida
Download Bidirectional AC-DC Converter for Regenerative Braking
Bidirectional AC-DC Converter for Regenerative Braking
Special Issue on the 16th International Symposium on Power Electronics (Ee2011), Electronics, Vol. 16, No. 1, June 2012 Citation
B. Warberger,
R. Kaelin,
T. Nussbaumer,
J. W. Kolar
Download 50-N · m/2500-W Bearingless Motor for High-Purity Pharmaceutical Mixing
50-N · m/2500-W Bearingless Motor for High-Purity Pharmaceutical Mixing
IEEE Transactions on Industrial Electronics, Vol. 59, No. 5, pp. 2236-2247, May 2012 Citation
A. Stupar,
T. Friedli,
J. Miniböck,
J. W. Kolar
Download Towards a 99% Efficient Three-Phase Buck-Type PFC Rectifier for 400-V DC Distribution Systems
Towards a 99% Efficient Three-Phase Buck-Type PFC Rectifier for 400-V DC Distribution Systems
IEEE Transactions on Power Electronics, Vol. 27, No. 4, pp. 1732-1744, April 2012 Citation
T. Reichert,
T. Nussbaumer,
J. W. Kolar
Download Bearingless 300-W PMSM for Bioreactor Mixing
Bearingless 300-W PMSM for Bioreactor Mixing
IEEE Transactions on Industrial Electronics, Vol. 59, No. 3, pp. 1376-1388, March 2012 Citation
J. Mühlethaler,
J. Biela,
J. W. Kolar,
A. Ecklebe
Download Core Losses Under the DC Bias Condition Based on Steinmetz Parameters
Core Losses Under the DC Bias Condition Based on Steinmetz Parameters
IEEE Transactions on Power Electronics, Vol. 27, No. 2, pp. 953-963, February 2012 Citation
J. Mühlethaler,
J. Biela,
J. W. Kolar,
A. Ecklebe
Download Improved Core-Loss Calculation for Magnetic Components Employed in Power Electronic Systems
Improved Core-Loss Calculation for Magnetic Components Employed in Power Electronic Systems
IEEE Transactions on Power Electronics, Vol. 27, No. 2, pp. 964-973, February 2012 Citation
F. Krismer,
J. W. Kolar
Download Closed Form Solution for Minimum Conduction Loss Modulation of DAB Converters
Closed Form Solution for Minimum Conduction Loss Modulation of DAB Converters
IEEE Transactions on Power Electronics, Vol. 27, No. 1, pp. 174-188, January 2012 Citation
A. Stupar,
U. Drofenik,
J. W. Kolar
Download Optimization of Phase Change Material Heat Sinks for Low Duty Cycle High Peak Load Power Supplies
Optimization of Phase Change Material Heat Sinks for Low Duty Cycle High Peak Load Power Supplies
IEEE Transactions on Components, Packaging and Manufacturing Technology, Vol. 2, No. 1, pp. 102-115, January 2012 Citation
F. Schafmeister,
J. W. Kolar
Download Novel Hybrid Modulation Schemes Significantly Extending the Reactive Power Control Range of All Matrix Converter Topologies With Low Computational Effort
Novel Hybrid Modulation Schemes Significantly Extending the Reactive Power Control Range of All Matrix Converter Topologies With Low Computational Effort
IEEE Transactions on Industrial Electronics, Vol. 59, No. 1, pp. 194-210, January 2012 Citation
J. Rodriguez,
M. Rivera,
J. W. Kolar,
P. W. Wheeler
Download A Review of Control and Modulation Methods for Matrix Converters
A Review of Control and Modulation Methods for Matrix Converters
IEEE Transactions on Industrial Electronics Vol. 59, No. 1, pp. 58-70, January 2012 Citation
T. B. Soeiro,
C. A. Petry,
L. A. Lopes,
A. J. Perin
Download High Efficiency Line Conditioners with Enhanced Performance for Operation with Non-linear Loads
High Efficiency Line Conditioners with Enhanced Performance for Operation with Non-linear Loads
IEEE Transaction on Industrial Electronics, Vol. 59, No. 1, pp. 412-421, January 2012 Citation
R. Rodriguez,
J. W. Kolar,
P. W. Wheeler
Download Guest Editorial: Special Section on Matrix Converters
Guest Editorial: Special Section on Matrix Converters
IEEE Transactions on Industrial Electronics, Vol. 58, No. 11, pp. 4986-4987, November 2011 Citation
D. Krähenbühl,
C. Zwyssig,
J. W. Kolar
Download Half Controlled Boost Rectifier for Low Power, High-Speed, Permanent-Magnet Generators
Half Controlled Boost Rectifier for Low Power, High-Speed, Permanent-Magnet Generators
IEEE Transactions on Industrial Electronics, Vol. 58, No. 11, pp. 5066-5075, November 2011 Citation
J. W. Kolar,
T. Friedli,
J. Rodriquez,
P. W. Wheeler
Download Review of Three-Phase PWM AC–AC Converter Topologies
Review of Three-Phase PWM AC–AC Converter Topologies
IEEE Transactions on Industrial Electronics, Vol. 58, No. 11, pp. 4988-5006, November 2011 Citation
B. Warberger,
J. Feller,
C. Guntermann,
T. Nussbaumer,
J. W. Kolar
Download High-Dynamics Low-Cost Flow Control With Solenoid Actuator for Ultrahigh Purity Applications
High-Dynamics Low-Cost Flow Control With Solenoid Actuator for Ultrahigh Purity Applications
IEEE Transactions on Industry Applications, Vol. 47, No. 5, pp. 2268-2273, September/October 2011 Citation
D. Bortis,
G. Ortiz,
J. W. Kolar,
J. Biela
Download Design Procedure for Compact Pulse Transformers with Rectangular Pulse Shape and Fast Rise Times
Design Procedure for Compact Pulse Transformers with Rectangular Pulse Shape and Fast Rise Times
IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 18, No. 4, pp. 1171-1180, August 2011 Citation
M. L. Heldwein,
L. Dalessandro,
J. W. Kolar
Download The Three-Phase Common-Mode Inductor: Modeling and Design Issues
The Three-Phase Common-Mode Inductor: Modeling and Design Issues
IEEE Transactions on Industrial Electronics, Vol. 58, No. 8, pp. 3264-3274, August 2011 Citation
J. Biela,
M. Schweizer,
S. Waffler,
J. W. Kolar
Download SiC versus Si - Evaluation of Potentials for Performance Improvement of Inverter and DC-DC Converter Systems by SiC Power Semiconductors
SiC versus Si - Evaluation of Potentials for Performance Improvement of Inverter and DC-DC Converter Systems by SiC Power Semiconductors
IEEE Transactions on Industrial Electronics, Vol. 58, No. 7, pp. 2872-2882, July 2011 Citation
T. Reichert,
T. Nussbaumer,
W. Gruber,
J. W. Kolar
Download Bearingless Permanent-Magnet Motor with 4/12 Slot-Pole Ratio for Bioreactor Stirring Applications
Bearingless Permanent-Magnet Motor with 4/12 Slot-Pole Ratio for Bioreactor Stirring Applications
IEEE/ASME Transactions on Mechatronics, Vol. 16, No. 3, pp. 431-439, June 2011 Citation
I. Kovacevic,
A. Müsing,
J. W. Kolar
Download An Extension of PEEC Method for Magnetic Materials Modeling in Frequency Domain
An Extension of PEEC Method for Magnetic Materials Modeling in Frequency Domain
IEEE Transactions on Magnetics, Vol. 47, No. 5, pp. 910-913, May 2011 Citation
U. Drofenik,
A. Stupar,
J. W. Kolar
Download Analysis of Theoretical Limits of Forced-Air Cooling Using Advanced Composite Materials With High Thermal Conductivities
Analysis of Theoretical Limits of Forced-Air Cooling Using Advanced Composite Materials With High Thermal Conductivities
IEEE Transactions on Components, Packaging, and Manufacturing Technology, Vol. 1, No. 4, pp. 528-535, April 2011 Citation
M. Hartmann,
H. Ertl,
J. W. Kolar
Download EMI Filter Design for a 1 MHz, 10 kW Three-Phase/Level PWM Rectifier
EMI Filter Design for a 1 MHz, 10 kW Three-Phase/Level PWM Rectifier
IEEE Transactions on Power Electronics, Vol. 26, No. 4, pp. 1192-1204, April 2011 Citation
T. Nussbaumer,
P. Karutz,
F. Zürcher,
J. W. Kolar
Download Magnetically Levitated Slice Motors - An Overview
Magnetically Levitated Slice Motors - An Overview
IEEE Transactions on Industry Applications, Vol. 47, No. 2, pp. 754-766, March/April 2011 Citation
G. Gong,
D. Hassler,
J. W. Kolar
Download A Comparative Study of Multicell Amplifiers for AC-Power-Source Applications
A Comparative Study of Multicell Amplifiers for AC-Power-Source Applications
IEEE Transactions on Power Electronics, Vol. 26, No. 11, pp. 149-164, January 2011 Citation
J. Biela,
D. Hassler,
J. Schönberger,
J. W. Kolar
Download Closed-Loop Sinusoidal Input-Current Shaping of 12-Pulse Autotransformer Rectifier Unit With Impressed Output Voltage
Closed-Loop Sinusoidal Input-Current Shaping of 12-Pulse Autotransformer Rectifier Unit With Impressed Output Voltage
IEEE Transactions on Power Electronics, Vol. 26, No. 1, pp. 249-259, January 2011 Citation
T. Soeiro,
C. A. Petry,
C. S. Fagundes,
I. Barbi
Download Direct AC-AC Converters Using Commercial Power Modules Applied to Voltage Restorers
Direct AC-AC Converters Using Commercial Power Modules Applied to Voltage Restorers
IEEE Transactions on Industrial Electronics, Vol. 58, No. 1, page 278-288, January 2011 Citation
O. Vodyakho,
M. Steurer,
D. Neumayr,
C.S. Edrington,
G. Karady,
S. Bhattacharya
Download Solid-State Fault Isolation Devices: Application to Future Power Eelectronics-Based Distribution Systems
Solid-State Fault Isolation Devices: Application to Future Power Eelectronics-Based Distribution Systems
IET Electric Power Applications, Vol. 5, No. 6, pp. 521-528, January 2011 Citation
D. Krähenbühl,
C. Zwyssig,
H. Weser,
J. W. Kolar
Download A Miniature 500 000-r/min Electrically Driven Turbocompressor
A Miniature 500 000-r/min Electrically Driven Turbocompressor
IEEE Transactions on Industry Applications, Vol. 46, No. 6, pp. 2459-2466, November/December 2010 Citation
G. Ortiz,
D. Bortis,
J. Biela,
J. W. Kolar
Download Optimal Design of a 3.5-kV/11-kW DC-DC Converter for Charging Capacitor Banks of Power Modulators
Optimal Design of a 3.5-kV/11-kW DC-DC Converter for Charging Capacitor Banks of Power Modulators
IEEE Transactions on Plasma Science, Vol. 38, No. 10, pp. 2565-2573, October 2010 Citation
D. Bortis,
J. Biela,
J. W. Kolar
Download Transient Behaviour of Solid-State Modulators with Matrix Transformers
Transient Behaviour of Solid-State Modulators with Matrix Transformers
IEEE Transactions on Plasma Science, Vol. 38, No. 10, pp. 2785-2792, October 2010 Citation
D. Bortis,
J. Biela,
J. W. Kolar
Download Optimal Design of a Two-Winding Inductor Bouncer Circuit
Optimal Design of a Two-Winding Inductor Bouncer Circuit
IEEE Transactions on Plasma Science, Vol. 38, No. 10, pp. 2716-2724, October 2010 Citation
F. Giezendanner,
J. Biela,
J. W. Kolar,
S. Zudrell-Koch
Download EMI Noise Prediction for Electronic Ballasts
EMI Noise Prediction for Electronic Ballasts
IEEE Transactions on Power Electronics, Vol. 25, No. 8, pp. 2133-2141, August 2010 Citation
D. Cucak
P. Pejovic
J. W. Kolar
Download Experimental Analysis of the Line-Side Interphase Transformer Magnetizing Currents in Three-Phase Output Voltage Type Rectifiers
Experimental Analysis of the Line-Side Interphase Transformer Magnetizing Currents in Three-Phase Output Voltage Type Rectifiers
Electronics Journal, Vol. 14, No. 1, pp. 30-35, June 2010 Citation
M. L. Heldwein,
H. Ertl,
J. Biela,
J. W. Kolar
Download Implementation of a Transformerless Common-Mode Active Filter for Offline Converter Systems
Implementation of a Transformerless Common-Mode Active Filter for Offline Converter Systems
IEEE Transactions on Industrial Electronics, Vol. 57, No. 5, pp. 1772-1786, May 2010 Citation
C. Zhao,
S. D. Round,
J. W. Kolar
Download Full-Order Averaging Modelling of Zero-Voltage-Switching Phase-Shift Bidirectional DC–DC Converters
Full-Order Averaging Modelling of Zero-Voltage-Switching Phase-Shift Bidirectional DC–DC Converters
IET Power Electronics, Vol. 3, No. 3, pp. 400-410, May 2010 Citation
P. Karutz,
T. Nussbaumer,
W. Gruber,
J. W. Kolar
Download Acceleration-Performance Optimization for Motors With Large Air Gaps
Acceleration-Performance Optimization for Motors With Large Air Gaps
IEEE Transactions on Industrial Electronics, Vol. 57, No. 1, pp. 52-60, April 2010 Citation
M. Bartholet,
T. Nussbaumer,
D. Krähenbühl,
F. Zürcher,
J. W. Kolar
Download Modulation Concepts for the Control of a Two-Phase Bearingless Slice Motor Utilizing Three-Phase Power Modules
Modulation Concepts for the Control of a Two-Phase Bearingless Slice Motor Utilizing Three-Phase Power Modules
IEEE Transactions on Industry Applications, Vol. 46, No. 2, pp. 831-840, March/April 2010 Citation
M. L. Heldwein,
T. Nussbaumer,
J. W. Kolar
Download Common Mode Modelling and Filter Design for a Three-Phase Buck-Type Pulse Width Modulated Rectifier System
Common Mode Modelling and Filter Design for a Three-Phase Buck-Type Pulse Width Modulated Rectifier System
IET Power Electronics, Vol. 3, No. 2, pp. 209-218, March 2010 Citation
K. Raggl,
T. Nussbaumer,
J. W. Kolar
Download Guideline for a Simplified Differential-Mode EMI Filter Design
Guideline for a Simplified Differential-Mode EMI Filter Design
IEEE Transactions on Industrial Electronics, Vol. 57, No. 3, pp. 1031-1040, March 2010 Citation
F. Krismer,
J. W. Kolar
Download Accurate Power Loss Model Derivation of a High-Current Dual Active Bridge Converter for an Automotive Application
Accurate Power Loss Model Derivation of a High-Current Dual Active Bridge Converter for an Automotive Application
IEEE Transactions on Industrial Electronics, Vol. 57, No. 3, pp. 881-891, March 2010 Citation
T. Schneeberger,
T. Nussbaumer,
J. W. Kolar
Download Magnetically Levitated Homopolar Hollow-Shaft Motor
Magnetically Levitated Homopolar Hollow-Shaft Motor
IEEE/ASME Transactions on Mechatronics, Vol. 15, No. 1, pp. 97-107, February 2010 Citation
F. Krismer,
J. W. Kolar
Download Accurate Small-Signal Model for the Digital Control of an Automotive Bidirectional Dual Active Bridge
Accurate Small-Signal Model for the Digital Control of an Automotive Bidirectional Dual Active Bridge
IEEE Transactions on Power Electronics, Vol. 24, No. 12, pp. 2756-2768, December 2009 Citation
M. Hartmann,
S. Round,
H. Ertl,
J. W. Kolar
Download Digital Current Controller for a 1 MHz, 10 kW Three-Phase VIENNA Rectifier
Digital Current Controller for a 1 MHz, 10 kW Three-Phase VIENNA Rectifier
IEEE Transactions on Power Electronics, Vol. 24, No. 11, pp. 2496-2508, November 2009 Citation
C. Zwyssig,
S. Round,
J. W. Kolar
Download Megaspeed Drive Systems: Pushing Beyond 1 Million r/min
Megaspeed Drive Systems: Pushing Beyond 1 Million r/min
IEEE/ASME Transactions on Mechatronics, Vol. 14, No. 5, pp. 564-574, October 2009 Citation
F. Zürcher,
T. Nussbaumer,
W. Gruber,
J. W. Kolar
Download Design and Development of a 26-Pole and 24-Slot Bearingless Motor
Design and Development of a 26-Pole and 24-Slot Bearingless Motor
IEEE Transactions on Magnetics Vol. 45, No. 10, pp. 4594-4597, October 2009 Citation
T. Friedli,
S. Round,
D. Hassler,
J. W. Kolar
Download Design and Performance of a 200-kHz All-SiC JFET Current DC-Link Back-to-Back Converter
Design and Performance of a 200-kHz All-SiC JFET Current DC-Link Back-to-Back Converter
IEEE Transactions on Industry Applications Vol. 45, No. 5, pp. 1868-1878, September/October 2009 Citation
M. Bartholet,
T. Nussbaumer,
S. Silber,
J. W. Kolar
Download Comparative Evaluation of Polyphase Bearingless Slice Motors for Fluid-Handling Applications
Comparative Evaluation of Polyphase Bearingless Slice Motors for Fluid-Handling Applications
IEEE Transactions on Industry Applications, Vol. 45, No. 5, pp. 1821-1830, September/October 2009 Citation
M. L. Heldwein,
J. Biela,
H. Ertl,
T. Nussbaumer,
J. W. Kolar
Download Novel Three-Phase CM/DM Conducted Emissions Separator
Novel Three-Phase CM/DM Conducted Emissions Separator
IEEE Transactions on Industrial Electronics, Vol. 56, No. 9, pp. 3693-3703, September 2009 Citation
D. Krähenbühl,
C. Zwyssig,
H. Weser,
J. W. Kolar
Download Theoretical and Experimental Results of a Mesoscale Electric Power Generation System from Pressurized Gas Flow
Theoretical and Experimental Results of a Mesoscale Electric Power Generation System from Pressurized Gas Flow
Journal of Micromechanics and Microengineering, Vol. 19, No. 9, pp. 094009, August 2009 Citation
J. Biela,
C. Marxgut,
D. Bortis,
J. W. Kolar
Download Solid State Modulator for Plasma Channel Drilling
Solid State Modulator for Plasma Channel Drilling
IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 16, No. 3, pp. 1093-1098, August 2009 Citation
D. Bortis,
J. Biela,
J. W. Kolar
Download Design and Control of an Active Reset Circuit for Pulse Transformers
Design and Control of an Active Reset Circuit for Pulse Transformers
IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 16, No. 4, pp. 940-947, August 2009 Citation
D. Bortis,
J. Biela,
J. W. Kolar
Download Double-Stage Gate Drive Circuit for Parallel Connected IGBT Modules
Double-Stage Gate Drive Circuit for Parallel Connected IGBT Modules
IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 16, No. 4, pp. 1020-1027, August 2009 Citation
J. Luomi,
C. Zwyssig,
A. Looser,
J. W. Kolar
Download Efficiency Optimization of a 100-W 500000-r/min Permanent-Magnet Machine Including Air-Friction Losses
Efficiency Optimization of a 100-W 500000-r/min Permanent-Magnet Machine Including Air-Friction Losses
IEEE Transactions on Industry Applications, Vol. 45, No. 4, pp. 1368-1377, July/August 2009 Citation
F. Zürcher,
T. Nussbaumer,
W. Gruber,
J. W. Kolar
Download Comparison of 2- and 3- Phase Bearingless Slice Motor Concepts
Comparison of 2- and 3- Phase Bearingless Slice Motor Concepts
Journal of System Design and Dynamics, Vol. 3, No. 3, pp. 471-482, July 2009 Citation
T. Nussbaumer,
K. Raggl,
J. W. Kolar
Download Design Guidelines for Interleaved Single-Phase Boost PFC Circuits
Design Guidelines for Interleaved Single-Phase Boost PFC Circuits
IEEE Transactions on Industrial Electronics, Vol. 56, No. 7, pp. 2559-2573, July 2009 Citation
M. Hartmann,
J. Miniböck,
J. W. Kolar
Download Switching Transient Shaping by Application of a Magnetically Coupled PCB Damping Layer
Switching Transient Shaping by Application of a Magnetically Coupled PCB Damping Layer
Korean Journal of Power Electronics, Vol. 9, No. 2, pp. 308-319, July 2009 Citation
K. Raggl,
T. Nussbaumer,
R. Doerig,
J. Biela,
J. W. Kolar
Download Comprehensive Design and Optimization of a High Power Density Single-Phase Boost PFC
Comprehensive Design and Optimization of a High Power Density Single-Phase Boost PFC
IEEE Transactions on Industrial Electronics, Vol. 56, No. 7, pp. 2574-2587, July 2009 Citation
J. Biela,
U. Badstübner,
J. W. Kolar
Download Design of a 5-kW, 1-U, 10-kW/dm³ Resonant DC–DC Converter for Telecom Applications
Design of a 5-kW, 1-U, 10-kW/dm³ Resonant DC–DC Converter for Telecom Applications
IEEE Transactions on Power Electronics, Vol. 24, No. 7, pp. 1701-1710, July 2009 Citation
M. Hartmann,
J. Biela,
H. Ertl,
J. W. Kolar
Download Wideband Current Transducer for Measuring AC Signals With Limited DC Offset
Wideband Current Transducer for Measuring AC Signals With Limited DC Offset
IEEE Transactions on Power Electronics, Vol. 24, No. 7, pp. 1776-1787, July 2009 Citation
S. Waffler,
J. W. Kolar
Download A Novel Low-Loss Modulation Strategy for High-Power Bi-directional Buck+Boost Converters
A Novel Low-Loss Modulation Strategy for High-Power Bi-directional Buck+Boost Converters
IEEE Transactions on Power Electronics, Vol. 24, No. 6, pp. 1589-1599, June 2009 Citation
M. Heldwein,
J. W. Kolar
Download Impact of EMC Filters on the Power Density of Modern Three-Phase PWM Converters
Impact of EMC Filters on the Power Density of Modern Three-Phase PWM Converters
IEEE Transactions on Power Electronics, Vol. 24, No. 6, pp. 1577-1588, June 2009 Citation
P. Correa,
J. Rodriguez,
M. Rivera,
J. Espinoza,
J. W. Kolar
Download Predictive Control of an Indirect Matrix Converter
Predictive Control of an Indirect Matrix Converter
IEEE Transactions on Industrial Electronics, Vol. 56, No. 6, pp. 1847-1853, June 2009 Citation
K. Raggl,
B. Warberger,
T. Nussbaumer,
S. Burger,
J. W. Kolar
Download Robust Angle-Sensorless Control of a PMSM Bearingless Pump
Robust Angle-Sensorless Control of a PMSM Bearingless Pump
IEEE Transactions on Industrial Electronics, Vol. 56, No. 6, pp. 2076-2085, June 2009 Citation
T. Soeiro,
C. A. Petry,
A. J. Perin
Download Estabilizadores de Tensao Alternada do Tipo Compensadores de Tensao
Estabilizadores de Tensao Alternada do Tipo Compensadores de Tensao
Eletrônica de Potencia, Vol. 14, No. 2, pp. 97-105, May 2009 Citation
J. Biela,
A. Wirthmüller,
R. Waespe,
M. L. Heldwein,
K. Raggl,
J. W. Kolar
Download Passive and Active Integrated Hybrid Filters
Passive and Active Integrated Hybrid Filters
IEEE Transactions on Power Electronics, Vol. 24, No. 5, pp. 1340-1349, May 2009 Citation
A. Müsing,
J. Ekman,
J. W. Kolar
Download Efficient Calculation of Non-Orthogonal Partial Elements for the PEEC Method
Efficient Calculation of Non-Orthogonal Partial Elements for the PEEC Method
IEEE Transactions on Magnetics, Vol. 45, No. 3, pp. 1140-1143, March 2009 Citation
T. Friedli,
S. D. Round,
J. W. Kolar
Download Modeling the Space Elevator - A Project Oriented Approach for Teaching Experimental Power Electronics
Modeling the Space Elevator - A Project Oriented Approach for Teaching Experimental Power Electronics
EPE Journal, Vol. 19, No. 1, pp. 57-63, March 2009 Citation
O. Papes,
R. Peikert,
J. Biela,
J. Hugel
Download Optimum Electromagnetic Energy Converters
Optimum Electromagnetic Energy Converters
European Transactions on Electrical Power, Vol. 20, No. 2, pp. 157-171, February 2009 Citation
K. Raggl,
T. Nussbaumer,
J. W. Kolar
Download Comparison of Separated and Combined Winding Concepts for Bearingless Centrifugal Pumps
Comparison of Separated and Combined Winding Concepts for Bearingless Centrifugal Pumps
JPE Journal of Power Electronics, Vol. 9, No. 2, pp. 243-258, February 2009 Citation
J. Biela,
U. Badstübner,
J. W. Kolar
Download Impact of Power Density Maximization on Efficiency of DC-DC Converter Systems
Impact of Power Density Maximization on Efficiency of DC-DC Converter Systems
IEEE Transactions on Power Electronics, Vol. 24, No. 1, pp. 288-300, January 2009 Citation
J. Biela,
U. Drofenik,
F. Krenn,
J. Miniböck,
J. W. Kolar
Download Three-Phase Y-Rectifier Cyclic 2 out of 3 DC Output Voltage Balancing Control Method
Three-Phase Y-Rectifier Cyclic 2 out of 3 DC Output Voltage Balancing Control Method
IEEE Transactions on Power Electronics, Vol. 24, No. 1, pp. 34-44, January 2009 Citation
H. Ertl,
T. Wiesinger,
J. W. Kolar
Download Active Voltage Balancing of DC-Link Electrolytic Capacitors
Active Voltage Balancing of DC-Link Electrolytic Capacitors
IET Power Electronics, Vol. 1, No. 4, pp. 488-496, December 2008 Citation
J. Biela,
D. Aggeler,
S. Inoue,
H. Akagi,
J. W. Kolar
Download Bi-Directional Isolated DC-DC Converter for Next-Generation Power Distribution — Comparison of Converters Using Si and SiC Devices
Bi-Directional Isolated DC-DC Converter for Next-Generation Power Distribution — Comparison of Converters Using Si and SiC Devices
IEEJ Transactions on Industry Applications, Vol. 128, No. 7, pp. 901-909, December 2008 Citation
P. Karutz,
T. Nussbaumer,
W. Gruber,
J. W. Kolar
Download Novel Magnetically Levitated Two-Level Motor
Novel Magnetically Levitated Two-Level Motor
Transactions on Mechatronics IEEE/ASME, Vol. 13, No. 6, pp. 658-668, December 2008 Citation
H. Plesko,
J. Biela,
J. Luomi,
J. W. Kolar
Download Novel Concepts for Integrating the Electric Drive and Auxiliary DC–DC Converter for Hybrid Vehicles
Novel Concepts for Integrating the Electric Drive and Auxiliary DC–DC Converter for Hybrid Vehicles
IEEE Transactions on Power Electronics, Vol. 23, No. 6, pp. 3025-3034, November 2008 Citation
D. Bortis,
S. Waffler,
J. Biela,
J. W. Kolar
Download 25-kW Three-Phase Unity Power Factor Buck–Boost Rectifier With Wide Input and Output Range for Pulse Load Applications
25-kW Three-Phase Unity Power Factor Buck–Boost Rectifier With Wide Input and Output Range for Pulse Load Applications
IEEE Transactions on Plasma Science, Vol. 36, No. 5, Part 3, pp. 2747-2752, October 2008 Citation
D. Bortis,
J. Biela,
J. W. Kolar
Download Active Gate Control for Current Balancing of Parallel-Connected IGBT Modules in Solid-State Modulators
Active Gate Control for Current Balancing of Parallel-Connected IGBT Modules in Solid-State Modulators
IEEE Transactions on Plasma Science, Vol. 36, No. 5, Part 3, pp. 2632-2637, October 2008 Citation
J. Biela,
D. Bortis,
J. W. Kolar
Download Reset Circuits With Energy Recovery for Solid-State Modulators
Reset Circuits With Energy Recovery for Solid-State Modulators
IEEE Transactions on Plasma Science, Vol. 36, No. 5, Part 3, pp. 2626-2631, October 2008 Citation
C. Zhao,
S. D. Round,
J. W. Kolar
Download An Isolated Three-Port Bidirectional DC-DC Converter With Decoupled Power Flow Management
An Isolated Three-Port Bidirectional DC-DC Converter With Decoupled Power Flow Management
IEEE Transactions on Power Electronics, Vol. 23, No. 5, pp. 2443-2453, September 2008 Citation
L. Dalessandro,
S. Round,
J. W. Kolar
Download Center-Point Voltage Balancing of Hysteresis Current Controlled Three-Level PWM Rectifiers
Center-Point Voltage Balancing of Hysteresis Current Controlled Three-Level PWM Rectifiers
IEEE Transactions on Power Electronics, Vol. 23, No. 5, pp. 2477-2488, September 2008 Citation
P. Pejovic,
J. W. Kolar
Download Exact Analysis of Three-Phase Rectifiers With Constant Voltage Loads
Exact Analysis of Three-Phase Rectifiers With Constant Voltage Loads
IEEE Transactions on Circuits and Systems II: Express Briefs, Vol. 55, No. 8, pp. 743-747, August 2008 Citation
M. L. Heldwein,
J. W. Kolar
Download Winding Capacitance Cancellation for Three-Phase EMC Input Filters
Winding Capacitance Cancellation for Three-Phase EMC Input Filters
IEEE Transactions on Power Electronics, Vol. 23, No. 4, pp. 2062-2074, July 2008 Citation
J. W. Kolar,
U. Drofenik,
J. Biela,
M. L. Heldwein,
H. Ertl,
T. Friedli,
S. D. Round
Download PWM Converter Power Density Barriers
PWM Converter Power Density Barriers
IEEJ Transactions on Industry Applications, Vol. 128, No. 4, pp. 468-480, April 2008 Citation
S. D. Round,
P. Karutz,
M. L. Heldwein,
J. W. Kolar
Download Towards a 30 kW/liter, Three-Phase Unity Power Factor Rectifier
Towards a 30 kW/liter, Three-Phase Unity Power Factor Rectifier
IEEE Transaction on Industry Applications, Vol. 128, No. 4, pp. 481-490, April 2008 Citation
J. Biela,
J. W. Kolar
Download Cooling Concepts for High Power Density Magnetic Devices
Cooling Concepts for High Power Density Magnetic Devices
IEEJ Transactions on Industry Applications (Section D), Vol. 128-D, No. 4, pp. 500-507, April 2008 Citation
T. Nussbaumer,
G. Gong,
M. L. Heldwein,
J. W. Kolar
Download Modeling and Robust Control of a Three-Phase Buck+Boost PWM Rectifier (VRX-4)
Modeling and Robust Control of a Three-Phase Buck+Boost PWM Rectifier (VRX-4)
IEEE Transactions on Industry Applications, Vol. 44, No. 2, pp. 650-662, March/April 2008 Citation
L. Dalessandro,
S. D. Round,
U. Drofenik,
J. W. Kolar
Download Discontinuous Space-Vector Modulation for Three-Level PWM Rectifiers
Discontinuous Space-Vector Modulation for Three-Level PWM Rectifiers
IEEE Transactions on Power Electronics, Vol. 23, No. 2, pp. 530-542, March 2008 Citation
T. Nussbaumer,
M. L. Heldwein,
G. Gong,
S. D. Round,
J. W. Kolar
Download Comparison of Prediction Techniques to Compensate Time Delays Caused by Digital Control of a Three-Phase Buck-Type PWM Rectifier System
Comparison of Prediction Techniques to Compensate Time Delays Caused by Digital Control of a Three-Phase Buck-Type PWM Rectifier System
IEEE Transactions on Industrial Electronics, Vol. 55, No. 2, pp. 791-799, February 2008 Citation
C. Zwyssig,
S. D. Round,
J. W. Kolar
Download An Ultra-High-Speed, Low Power Electrical Drive System
An Ultra-High-Speed, Low Power Electrical Drive System
IEEE Transactions on Industrial Electronics, Vol. 55, No. 2, pp. 577-585, February 2008 Citation
G. Gong,
H. Ertl,
J. W. Kolar
Download Novel Tracking Power Supply for Linear Power Amplifiers
Novel Tracking Power Supply for Linear Power Amplifiers
IEEE Transactions on Industrial Electronics, Vol. 55, No. 2, pp. 684-698, February 2008 Citation
J. Biela,
J. W. Kolar
Download Using Transformer Parasitics for Resonant Converters—A Review of the Calculation of the Stray Capacitance of Transformers
Using Transformer Parasitics for Resonant Converters—A Review of the Calculation of the Stray Capacitance of Transformers
IEEE Transactions on Industry Applications, Vol. 44, No. 1, pp. 223-233, January/February 2008 Citation
M. Baumann,
J. W. Kolar
Download Parallel Connection of Two Three-Phase Three-Switch Buck-Type Unity-Power-Factor Rectifier Systems With DC-Link Current Balancing
Parallel Connection of Two Three-Phase Three-Switch Buck-Type Unity-Power-Factor Rectifier Systems With DC-Link Current Balancing
IEEE Transactions on Industrial Electronics, Vol. 54, No. 6, pp. 3042-3053, December 2007 Citation
U. Drofenik,
D. Cottet,
A. Müsing,
J. W. Kolar
Download Design Tools for Power Electronics: Trends and Innovations
Design Tools for Power Electronics: Trends and Innovations
Ingenieurs de l'automobile, No. 791, pp. 55-62, December 2007 Citation
T. Nussbaumer,
J. W. Kolar
Download Comparison of 3-Phase Wide Output Voltage Range PWM Rectifiers
Comparison of 3-Phase Wide Output Voltage Range PWM Rectifiers
IEEE Transactions on Industrial Electronics, Letters to the Editor, Vol. 54, No. 6, pp. 3422-3425, December 2007 Citation
L. Serpa,
S. Ponnaluri,
P. M. Barbosa,
J. W. Kolar
Download A Modified Direct Power Control Strategy Allowing the Connection of Three-Phase Inverters to the Grid Through LCL Filters
A Modified Direct Power Control Strategy Allowing the Connection of Three-Phase Inverters to the Grid Through LCL Filters
IEEE Transactions on Industry Applications, Vol. 43, No. 5, pp. 1388-1400, September/October 2007 Citation
L. A. Serpa,
S. D. Round,
J. W. Kolar
Download A Virtual-Flux Decoupling Hysteresis Current Controller for Mains Connected Inverter Systems
A Virtual-Flux Decoupling Hysteresis Current Controller for Mains Connected Inverter Systems
IEEE Transactions on Power Electronics, Vol. 22, No. 5, pp. 1766-1777, September 2007 Citation
R. Greul,
S. D. Round,
J. W. Kolar
Download Analysis and Control of a Three-Phase, Unity Power Factor Y Rectifier
Analysis and Control of a Three-Phase, Unity Power Factor Y Rectifier
IEEE Transactions on Power Electronics, Vol. 22, No. 5, pp. 1900-1911, September 2007 Citation
J. W. Kolar,
F. Schafmeister,
S. D. Round,
H. Ertl
Download Novel Three-Phase AC-AC Sparse Matrix Converters
Novel Three-Phase AC-AC Sparse Matrix Converters
IEEE Transactions on Power Electronics, Vol. 22, No. 5, pp. 1649-1661, September 2007 Citation
L. Dalessandro,
F. Cavalcante,
J. W. Kolar
Download Self-Capacitance of High-Voltage Transformers
Self-Capacitance of High-Voltage Transformers
IEEE Transactions on Power Electronics, Vol. 22, No. 5, pp. 2081-2092, September 2007 Citation
L. Dalessandro,
N. Karrer,
J. W. Kolar
Download High-Performance Planar Isolated Current Sensor for Power Electronics Applications
High-Performance Planar Isolated Current Sensor for Power Electronics Applications
IEEE Transactions on Power Electronics, Vol. 22, No. 5, September 2007 Citation
J. Biela,
D. Bortis,
J. W. Kolar
Download Modeling of Pulse Transformers with Parallel- and Non-Parallel-Plate Windings for Power Modulators
Modeling of Pulse Transformers with Parallel- and Non-Parallel-Plate Windings for Power Modulators
IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 14, No. 4, pp. 1016-1024, August 2007 Citation
M. Kasuaki,
Y. Nishida,
J. W. Kolar
Download Novel Hybrid 12-Pulse Line-Interphase-Transformer Boost-Type Rectifier with Controlled Output Voltage and Sinusoidal Utility Currents
Novel Hybrid 12-Pulse Line-Interphase-Transformer Boost-Type Rectifier with Controlled Output Voltage and Sinusoidal Utility Currents
IEEE Transactions on Industry Applications, Vol. 127, No. 4, pp. 382-390, July 2007 Citation
J. Biela,
D. Bortis,
J.W. Kolar
Download Active Reset Circuit with Energy Recovery for Solid State Modulators
Active Reset Circuit with Energy Recovery for Solid State Modulators
Records of the 34th International Pulsed Power Plasma Science Conference (PPPS 2007) Citation
T. Nussbaumer,
M. Baumann,
J. W. Kolar
Download Comprehensive Design of a Three-Phase Three-Switch Buck-Type PWM Rectifier
Comprehensive Design of a Three-Phase Three-Switch Buck-Type PWM Rectifier
IEEE Transactions on Power Electronics, Vol. 22, No. 2, pp. 551-562, March 2007 Citation
R. Greul,
S. D. Round,
J. W. Kolar
Download The Delta-Rectifier: Analysis, Control and Operation
The Delta-Rectifier: Analysis, Control and Operation
IEEE Transactions on Power Electronics, Vol. 21, No. 6, pp. 1637-1648, November 2006 Citation
T. Nussbaumer,
M. L. Heldwein,
J. W. Kolar
Download Differential Mode Input Filter Design for a Three-Phase Buck-Type PWM Rectifier Based on Modeling of the EMC Test Receiver
Differential Mode Input Filter Design for a Three-Phase Buck-Type PWM Rectifier Based on Modeling of the EMC Test Receiver
IEEE Transactions on Industrial Electronics, Vol. 53, No. 5, pp. 1649-1661, October 2006 Citation
J. Schönberger,
R. Duke,
S. D. Round
Download A Distributed Control Strategy for a Hybrid Renewable Nanogrid
A Distributed Control Strategy for a Hybrid Renewable Nanogrid
IEEE Transactions on Industrial Electronics, Vol. 53, No. 5, pp. 1453-1460, October 2006 Citation
L. Dalessandro,
W. G. Odendaal,
J. W. Kolar
Download HF Characterization and Non-Linear Modeling of a Gapped Toroidal Magnetic Structure
HF Characterization and Non-Linear Modeling of a Gapped Toroidal Magnetic Structure
IEEE Transactions on Power Electronics, Vol. 21, No. 5, pp. 1167-1175, September 2006 Citation
J. Biela,
J. W. Kolar
Download Analytic Design Method for (Integrated-) Transformers of Resonant Converters Using Extended Fundamental Frequency Analysis
Analytic Design Method for (Integrated-) Transformers of Resonant Converters Using Extended Fundamental Frequency Analysis
IEEJ Transactions of the Institute of Electrical Engineers of Japan, Vol. 126, No. 5, pp. 568-577, August 2006 Citation
C. Zwyssig,
J. W. Kolar
Download Design Considerations and Experimental Results of a 100 W, 500 000 rpm Electrical Generator
Design Considerations and Experimental Results of a 100 W, 500 000 rpm Electrical Generator
Journal of Micromechanics and Microengineering, Vol. 16, No. 9, pp. 297-302, August 2006 Citation
U. Drofenik,
J. W. Kolar
Download A Thermal Model of a Forced-Cooled Heat Sink for Transient Temperature Calculations Employing a Circuit Simulator
A Thermal Model of a Forced-Cooled Heat Sink for Transient Temperature Calculations Employing a Circuit Simulator
IEEJ Transactions of the Institute of Electrical Engineers of Japan, Vol. 126-D, No. 7, pp. 841-851, July 2006 Citation
J. W. Kolar,
S. D. Round
Download Analytical Calculation of the RMS Current Stress on the DC Link Capacitor of Voltage PWM Converter Systems
Analytical Calculation of the RMS Current Stress on the DC Link Capacitor of Voltage PWM Converter Systems
IEE Proceedings Electric Power Applications, Vol. 153, No. 4, pp. 535-543, July 2006 Citation
T. Nussbaumer,
J. W. Kolar
Download Improving Mains Current Quality for Three-Phase Three-Switch Buck-Type PWM Rectifiers
Improving Mains Current Quality for Three-Phase Three-Switch Buck-Type PWM Rectifiers
IEEE Transactions on Power Electronics, Vol. 21, No. 4, pp. 967-973, July 2006 Citation
J. Biela,
J. W. Kolar
Download Analytic Model inclusive Transformer for Resonant Converters based on Extended Fundamental Frequency Analysis for Resonant Converter-Design and Optimization
Analytic Model inclusive Transformer for Resonant Converters based on Extended Fundamental Frequency Analysis for Resonant Converter-Design and Optimization
IEEJ Transactions of the Institute of Electrical Engineers of Japan, Vol. 126-D, No. 5, pp. 568-577, May 2006 Citation
S. Round,
F. Schafmeister,
M. L. Heldwein,
E. Pereira,
L. Serpa,
J. W. Kolar
Download Comparison of Performance and Realization Effort of a Very Sparse Matrix Converter to a Voltage DC Link PWM Inverter with Active Front End
Comparison of Performance and Realization Effort of a Very Sparse Matrix Converter to a Voltage DC Link PWM Inverter with Active Front End
IEEJ Transactions of the Institute of Electrical Engineers of Japan, Vol. 126-D, No. 5, pp. 578-588, May 2006 Citation
L. Dalessandro,
D. Rosato
Download Finite Element Analysis of the Frequency Response of a Metallic Cantilever Coupled with a Piezoelectric Transducer
Finite Element Analysis of the Frequency Response of a Metallic Cantilever Coupled with a Piezoelectric Transducer
IEEE Transactions on Instrumentation and Measurement, Vol. 54, No. 5, pp. 1881-1890, October 2005 Citation
A. Vezzini,
J. W. Kolar,
J. Goette
Download Massen in Bewegung setzen
Massen in Bewegung setzen
Bulletin SEV/VSE 05/15, pp. 18-24, July 2005 Citation
M.-K. Hsieh,
S. D. Round,
R. Duke
Download An Investigation of Battery Voltage Equalisation Topologies for an Electric Vehicle
An Investigation of Battery Voltage Equalisation Topologies for an Electric Vehicle
Australian Journal of Electrical & Electronics Engineering, Engineers Australia, Vol. 2, No. 3, pp. 247-254, 2005 Citation
J. Schönberger,
R. Duke,
S. D. Round
Download Decentralised Source Scheduling in a Model Nanogrid using DC Bus Signalling
Decentralised Source Scheduling in a Model Nanogrid using DC Bus Signalling
Australian Journal Electrical & Electronics Engineering, Engineers Australia, Vol. 2, No. 3, pp. 183-190, 2005 Citation
M. Kasuaki,
G. Gong,
J. W. Kolar
Download Novel Hybrid 12-Pulse Boost-Type Rectifier with Controlled Output Voltage
Novel Hybrid 12-Pulse Boost-Type Rectifier with Controlled Output Voltage
IEEE Transactions on Aerospace and Electronic Systems, Vol. 41, No. 3, pp. 1008-1018, July 2005 Citation
G. Gong,
M. L. Heldwein,
U. Drofenik,
K. Mino,
J. W. Kolar
Download Comparative Evaluation of Three-Phase High-Power-Factor AC-DC Coverter Concepts for Application in Future More Electric Aircraft
Comparative Evaluation of Three-Phase High-Power-Factor AC-DC Coverter Concepts for Application in Future More Electric Aircraft
IEEE Transactions on Industrial Electronics, Vol. 52, No. 3, pp. 727-737, June 2005 Citation
P. Ide,
F. Schafmeister,
N. Fröhleke,
H. Grotstollen
Enhanced Control Scheme for Three-Phase Three-Level Rectifiers at Partial Load
IEEE Transactions on Industrial Electronics, Vol. 52, No. 3, pp. 719-726, June 2005 Citation
U. Drofenik,
G. Laimer,
J. W. Kolar
Download Pump Characteristic Based Optimization of a Direct Water Cooling System for a 10kW/500kHz Vienna Rectifier
Pump Characteristic Based Optimization of a Direct Water Cooling System for a 10kW/500kHz Vienna Rectifier
IEEE Transactions on Power Electronics, Vol. 20, No. 3, pp. 704-714, May 2005 Citation
M. Baumann,
J. W. Kolar
Download A Novel Control Concept for Reliable Operation of a Three-Phase Three-Switch Buck-Type Unity-Power-Factor Rectifier With Integrated Boost Output Stage Under Heavily Unbalanced Mains Condition
A Novel Control Concept for Reliable Operation of a Three-Phase Three-Switch Buck-Type Unity-Power-Factor Rectifier With Integrated Boost Output Stage Under Heavily Unbalanced Mains Condition
IEEE Transactions on Industrial Electronics, Vol. 52, No. 2, pp. 399-409, April 2005 Citation
H. Ertl,
J. W. Kolar,
F. C. Zach
Download A Constant Output Current Three-Phase Diode Bridge Employing a Novel 'Electronic Smoothing Inductor'
A Constant Output Current Three-Phase Diode Bridge Employing a Novel "Electronic Smoothing Inductor"
IEEE Transactions on Industrial Electronics, Vol. 52, No. 2, pp. 454-461, April 2005 Citation
J. W. Kolar,
J. Miniböck,
T. Nussbaumer
Three-Phase PWM Power Conversion - The Route to Ultra High Power Density and Efficiency
Xian Power Electronics Research Institute, Vol. 39, No. 6, pp. 2-9, April 2005 Citation
J. Miniböck,
F. Stögerer,
J. W. Kolar
Download A Novel Concept for Mains Voltage Proportional Input Current Shaping of a VIENNA Rectifier Eliminating Controller Multipliers
A Novel Concept for Mains Voltage Proportional Input Current Shaping of a VIENNA Rectifier Eliminating Controller Multipliers
IEEE Transactions on Industrial Electronics, Vol. 52, No. 1, pp. 162-170, February 2005 Citation
P. Bauer,
J. W. Kolar
Download Teaching Power Electronics in the 21st Century
Teaching Power Electronics in the 21st Century
EPE Journal, Vol. 13, No. 4, pp. 43-50, November 2003 Citation
F. Schafmeister,
M. Baumann,
J. W. Kolar
Download Analytically Closed Calculation of the Conduction Losses of Three-Phase AC-AC Sparse Matrix Converters
Analytically Closed Calculation of the Conduction Losses of Three-Phase AC-AC Sparse Matrix Converters
EPE Journal, Vol. 13, No. 1, pp. 5-14, February 2003 Citation
U. Drofenik,
J. W. Kolar
Download A Novel Interactive Power Electronics Seminar (iPES) Developed at the Swiss Federal Institute of Technology (ETH) Zurich
A Novel Interactive Power Electronics Seminar (iPES) Developed at the Swiss Federal Institute of Technology (ETH) Zurich
Journal of Power Electronics (The Korean Institute of Power Electronics), Vol. 2, No. 4, pp. 250-257, October 2002 Citation
H. Ertl,
J. W. Kolar,
F. C. Zach
Download A Novel Multicell DC-AC Converter for Applications in Renewable Energy Systems
A Novel Multicell DC-AC Converter for Applications in Renewable Energy Systems
IEEE Transactions on Industrial Electronics, Vol. 49. No. 5, pp. 1048-1057, October 2002 Citation
H. Ertl,
J. W. Kolar,
F. C. Zach
Download Analysis of a Multilevel Multicell Switch-Mode Power Amplifier Employing the 'Flying-Battery' Concept
Analysis of a Multilevel Multicell Switch-Mode Power Amplifier Employing the 'Flying-Battery' Concept
IEEE Transactions on Industrial Electronics, Vol. 49, No. 4, pp. 816-823, August 2002 Citation