All Stories

  1. Adaptive multi-agent HVAC control for thermal comfort using multi-agent PPO with population-based training

    Article • Energy and Buildings, February 2026, Elsevier

    Prof. Christopher H. T. Lee

  2. Decoupled Fault-Tolerant Control for Modular Four-Unit Permanent Magnet Synchronous Hub Machine Based on Dimensionality Reduction

    Article • IEEE Transactions on Transportation Electrification, January 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  3. Evaluation of a Phase-Unit Axial-Modular Permanent Magnet Vernier Machine With U-Core Stators for eVTOL Distributed Electric Propulsion

    Article • IEEE Transactions on Transportation Electrification, January 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  4. Hierarchical Multiobjective Optimization of Spoke-Type Axial-Flux PMSMs Using Transfer Learning and Improved Grey Wolf Algorithm

    Article • IEEE Industrial Electronics Magazine, January 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  5. Modulation Modes of Promoted Modulators and Their Impacts on Torque of Electrical Machines

    Article • IEEE Journal of Emerging and Selected Topics in Industrial Electronics, January 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  6. Optimal Torque Sharing Function With Phase-Segmented Control for Switched Reluctance Motors

    Article • IEEE Industrial Electronics Magazine, January 2026, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  7. Composite Adaptive Super-Twisting Sliding Mode Control Using Barrier Function for PM Motor Drives Toward Electric Aircraft Applications

    Article • IEEE Transactions on Power Electronics, November 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  8. Guest Editorial: Special Section on Drives and Control of Electric Machines in Electric and Hybrid Aircraft Applications

    Article • IEEE Transactions on Power Electronics, November 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  9. Smooth Speed Control for Electric Drives Based on Adaptive RBF Neural Network Method

    Article • IEEE Transactions on Power Electronics, November 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  10. Online Postfault Strategy of Minimum Copper Loss in Full Torque Operation Range for Dual Three-Phase PMSM Under Single Open-Phase Fault

    Article • IEEE Transactions on Power Electronics, October 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  11. High-strength and high-conductivity pure copper by powder bed fusion with a medium-power infrared laser

    Article • Materials & Design, October 2025, Elsevier

    Prof. Christopher H. T. Lee

  12. A Novel Double-Vector Model-Predictive Current Control for PMSM With Low Computational Burden and Switching Frequency

    Article • IEEE Transactions on Power Electronics, August 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  13. Development of a Surface-Inset Permanent Magnet Motor for Enhanced Torque Density in Electric Mountain Bikes

    Article • Energies, July 2025, MDPI AG

    Prof. Christopher H. T. Lee

  14. Analysis and Suppression of Core and PM Losses in Fractional-Slot Permanent Magnet Vernier Machine and PMSM for in-Wheel Application

    Article • IEEE Transactions on Industry Applications, July 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  15. Developing a Unified Framework for PMSM Speed Regulation: Active Disturbance Rejection Control via Generalized PI Control

    Article • World Electric Vehicle Journal, March 2025, MDPI AG

    Prof. Christopher H. T. Lee

  16. Design and Analysis of Memory Machine with Asymmetric Delta-Array Consequent Pole for Energy-Efficient Vehicular Applications

    Article • IEEE Transactions on Energy Conversion, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  17. Wireless Powered Capsule Robots with a Wide Locomotion Range and Random Orientation via Planar Transmitting Coils

    Article • IEEE Robotics and Automation Letters, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  18. Comparative Thermal Analysis of Two Permanent Magnet Machines With Improved Heat Dissipation for in-Wheel Traction Application

    Article • IEEE Transactions on Industry Applications, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  19. Design and Analysis of Stator-Inset-PM Bearingless Slice Motor Utilizing DC Suspension Excitation

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  20. Fixed-Time Adaptive Extended State Observer-Based Enhanced ADRC for Electric Motor Drives

    Article • IEEE Transactions on Circuits & Systems II Express Briefs, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  21. High-Performance Optimization Model Based on Novel Conditional Value At Risk Metric for Power Grids With High Wind Power Penetration

    Article • IEEE Transactions on Industrial Informatics, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  22. Open-Leg Fault-Tolerant Control and Comparative Postfault Performance Analysis for Five-Phase Series-End Winding PMSM

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  23. Design and Evaluation of Dual Excitation Permanent Magnet Linear Machine With Optimal Utilization of Extended Working Harmonics

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  24. Comprehensive Analysis and Practical Design Guidelines for High-performance Surface Permanent Magnet Vernier Machines with Halbach Array

    Article • IEEE Transactions on Transportation Electrification, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  25. Fault-Tolerant Control Method for Modular Four-Unit Permanent Magnet Synchronous Hub Machine Based on Current Reconstruction

    Article • IEEE Transactions on Industry Applications, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  26. Improved Disturbance Rejection and Noise Suppression Properties for PMSM Speed Control Systems Using Different Order Fast Finite-Time Extended State Observers

    Article • IEEE Transactions on Circuits & Systems II Express Briefs, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  27. Vibration Mitigation in Modular Dual Three-Phase PMSM: Combined Effects of Winding Topology and Rotor Skewing

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  28. Analysis and optimization of permanent magnet and dc-excited ironless superconducting synchronous machines for electric aircraft

    Article • IEEE Transactions on Transportation Electrification, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  29. Development and Manufacturing of Axial-Flux Synchronous Reluctance Motors With 3-D Printing Technology

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  30. Passive Fault-Tolerant Scheme for Double-Phase Open-Circuit Fault in n×3-Phase SPMSM with Connected Neutral Point

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  31. A Novel Wireless Hall Signal Detector for Wireless Brushless DC Motors

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  32. Enhanced ADRC With an Improved Extended State Observer Considering Aperiodic and Periodic Disturbances for PMSM Drives

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  33. Multiobjective Cost Function Weighting Factors Design in Model Predictive Control for PMSMs

    Article • IEEE Industrial Electronics Magazine, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  34. The selection of scanning strategy and annealing schedule for the optimization of texture and magnetic properties of Fe-3.5 wt.%Si alloy parts fabricated by laser powder bed fusion

    Article • Additive Manufacturing, December 2024, Elsevier

    Prof. Christopher H. T. Lee

  35. A Simple Current Measurement Scaling Error Compensation Method for PMSM Drives

    Article • IEEE Transactions on Power Electronics, November 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  36. Quantitative Analysis of Asymmetric Flux Reversal Permanent Magnet Linear Machine for Long Excursion Application

    Article • IEEE Industrial Electronics Magazine, October 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  37. Influences of grain orientation on high-cycle fatigue performance of laser powder bed fused Ti-6.5Al-3.5Mo-1.5Zr-0.3Si alloy at room temperature and 500℃

    Article • Materials Science and Engineering A, October 2024, Elsevier

    Prof. Christopher H. T. Lee

  38. Investigation of a Novel Phase-Unit Axial-Modular Permanent Magnet Vernier Machine With Integral-Slot Non-Overlapping Concentrated Windings

    Article • IEEE Transactions on Industry Applications, July 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  39. A Novel Current Measurement Offset Error Compensation Method Based on the Adaptive Extended State Observer for IPMSM Drives

    Article • IEEE Industrial Electronics Magazine, April 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  40. A Novel Single-Phase Current Sensor Control Strategy Based on Dual APF-QSG for Position-Sensorless IPMSM Drives

    Article • IEEE Transactions on Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  41. Normal-Operation-Undisturbed Magnet Flux Linkage Monitoring in PMSM Drives via a Mechanical-Model-Based Dual Time-Scale Approach

    Article • IEEE Transactions on Industrial Informatics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  42. Design and Analysis of a New Hybrid Excitation Vernier Motor with Reduced Permanent Magnet

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  43. Investigation of Power Factor Characteristic in Permanent Magnet Motors for in-Wheel Direct Drive Application

    Article • IEEE Transactions on Energy Conversion, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  44. Passive Fault-Tolerant Scheme of a 2 × 3-Phase SPMSM Driven by Mono-Inverter Based on Field Oriented Control

    Article • IEEE Transactions on Industrial Informatics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  45. Generation Mechanism and Suppression Measure of Electromagnetic Vibration in Permanent Magnet Synchronous Machine: A Review

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  46. Unified Interpretation of Active Disturbance Rejection Control for Electrical Drives

    Article • IEEE Transactions on Circuits & Systems II Express Briefs, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  47. Magnetic Equivalent Circuit Model for a Two Degree-of-Freedom Rotary-Linear Machine with Transverse Flux Structure

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  48. Investigation of a Novel Brushless Dual-Electric-Port Machine with AC Flux-Control Property for EV/HEV Applications

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  49. Robust Data-Driven Adversarial False Data Injection Attack Detection Method With Deep Q-Network in Power Systems

    Article • IEEE Transactions on Industrial Informatics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  50. Magnetic Field Projection and Current Phase Control in a 2D Planar Transmitting Coil Array

    Article • IEEE Transactions on Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  51. Experimental Validation of a Minimum-Order Sensorless Induction Motor Control Method

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  52. Modified ADRC Based on Quasi-Resonant Fixed-Time-Convergent Extended State Observer for PMSM Current Regulation

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  53. Online-Trained Radial Basis Function Neural Network Compensator for Current Harmonics Suppression of Electric Drives

    Article • IEEE Industrial Electronics Magazine, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  54. Comparative Study of Loss Characteristic Between Permanent Magnet Synchronous Machine and Vernier Machine for In-Wheel Direct Drive

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  55. Design of Axial-Flux Permanent Magnet Motors With High Torque Density and Low Thermal Raise for Electric Motorcycle

    Article • IEEE Industrial Electronics Magazine, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  56. Investigation and Comparative Study of Double-Sided Yokeless Asymmetric Flux Reversal Permanent Magnet Linear Machine

    Article • IEEE Industrial Electronics Magazine, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  57. Investigation of Effective Cases of Radial Force Sum Flattening for Acoustic Noise Reduction in Four Three-Phase Switched Reluctance Motors With Different Pole Configuration

    Article • IEEE Transactions on Industry Applications, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  58. Investigation of Vibration Behaviors of Dual Permanent Magnet Vernier Machine Considering Field and Force Modulation Effects

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  59. Friction Identification and Compensation for SPMSM Using Robust Adaptive Observer

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  60. A Current Ripple Suppression Strategy for Model Predictive Current Control With an Improved Model of PMSM

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  61. Design and Investigation of Flux-Reversal Permanent-Magnet Motor with Less Rare-Earth Magnet for Low-Cost Application

    Article • IEEE Transactions on Transportation Electrification, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  62. Improved Disturbance Rejection Ability for Speed Control of PMSM Drives Using a Modified Cascaded Extended State Observer

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  63. Diagnosis of Free-Wheeling Diodes in PMSM Drives Based on Residual Current Under Open-Circuit Faults

    Article • IEEE Industrial Electronics Magazine, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  64. Harmonic Loss Reduction of Fractional Slot Concentrated Winding Permanent-Magnet Vernier Motor with Different Stator-Modular Designs

    Article • IEEE Transactions on Industry Applications, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  65. Improved Deadbeat Predictive Current Control of PMSM Drives with Repetitive Control-Based Disturbance Correction Observer

    Article • IEEE Transactions on Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  66. Improved Modulation for Three-Phase Series-End Winding Voltage-Source Inverters

    Article • IEEE Industrial Electronics Magazine, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  67. Sensorless Control of IPMSM Drives Based on Extended State Observer with Enhanced Position Estimation Accuracy

    Article • IEEE Transactions on Power Electronics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  68. A Variable Structure ADRC for Enhanced Disturbance Rejection and Improved Noise Suppression of PMSM Speed System

    Article • IEEE Industrial Electronics Magazine, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  69. A New Design Concept for Permanent Magnet Vernier Machine: Positive-Mutual-Coupling for Improved Power Factor and Higher Field-Weakening Capability

    Article • IEEE Industrial Electronics Magazine, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  70. Uncertain Interval-Based Risk Dispatch Approach of Power Systems Under an Unified Framework of Multiple Uncertainties

    Article • IEEE Transactions on Industrial Informatics, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  71. Enhanced Position Estimation Accuracy Based on Improved Super-Twisting Observer and Position Compensation PLL for PMSM Sensorless Control

    Article • IEEE Transactions on Circuits & Systems II Express Briefs, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  72. Frequency Adaptive Disturbance Observer for Sensorless Control of a 3 × 3-Phase PMA-SynRM Driven by Mono-Inverter

    Article • IEEE Transactions on Power Electronics, December 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  73. A New Hybrid Concentrated-Winding Concept With Improved Power Factor for Permanent Magnet Vernier Machine

    Article • IEEE Industrial Electronics Magazine, November 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  74. Investigation on Stator Shifting Technique for Permanent Magnet Vernier Machines With Two-Slot Pitch Winding

    Article • IEEE Industrial Electronics Magazine, July 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  75. Smooth Speed Control of Permanent Magnet Synchronous Machine Using Back Propagation Neural Network

    Article • World Electric Vehicle Journal, April 2023, MDPI AG

    Prof. Christopher H. T. Lee

  76. Resilience-Oriented Control for Cyber-Physical Hybrid Energy Storage Systems Using a Semiconsensus Scheme: Design and Practice

    Article • IEEE Industrial Electronics Magazine, March 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  77. Design and Analysis of a Variable-Speed Constant-Amplitude Wind Generator for Stand-Alone DC Power Applications

    Article • IEEE Industrial Electronics Magazine, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  78. Analysis of Contra-Rotating Brushless Integrated Flux-Modulation Machine With Open-Slot Structure for Wind Power Generation

    Article • IEEE Industrial Electronics Magazine, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  79. A Two Degree-of-Freedom Rotary-Linear Machine with Transverse-Flux Structure

    Article • IEEE Industrial Electronics Magazine, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  80. A Dual-Permanent-Magnet Machine with Asymmetric Stator Teeth-Tips

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  81. A Magnetic-Geared Machine with Improved Magnetic Circuit Symmetry for Hybrid Electric Vehicle Applications

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  82. Modified Nonlinear Active Disturbance Rejection Control for PMSM Speed Regulation With Frequency Domain Analysis

    Article • IEEE Transactions on Power Electronics, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  83. Performance Investigation and Improvement of Linear Vernier Permanent Magnet Motor for Servo Application

    Article • IEEE/ASME Transactions on Mechatronics, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  84. Design and Analysis of Universal Natural Fault-Tolerant SVPWM Strategy With Simplified Fault Diagnosis for Multiphase Motor Drives

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  85. Investigation of a Flux-Switching Machine with U-V-Array Permanent Magnet Arrangement for Traction Applications

    Article • IEEE Transactions on Vehicular Technology, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  86. Decoupling Analysis of Brushless Dual-Mechanical-Port Dual-Electrical-Port Machines

    Article • IEEE Industrial Electronics Magazine, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  87. The Current Region Control Strategy with Wide Speed Range of Radial-Axial Consequent Pole Hybrid Excitation Machine for Electric Vehicles

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  88. Improved ADRC with a Cascade Extended State Observer Based on Quasi-Generalized Integrator for PMSM Current Disturbances Attenuation

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  89. Super-twisting Extended State Observer Based Quasi-Proportional-Resonant Controller for Permanent Magnet Synchronous Motor Drive System

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  90. Fast Response Sliding Mode Linear Speed Control of a Magnetic Screw Motor Based on Feedforward Compensation Strategy

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  91. Comparative Study of Permanent-Magnet Vernier Motor and Interior Permanent-Magnet Motor for Hybrid Electric Vehicles

    Article • IEEE Transactions on Industry Applications, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  92. Improved Low-frequency Disturbance Rejection Property for Position Control of PMSM Using Generalized Extended State Observer

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  93. Rated Optimal Current Control Angle Identification for Surface Permanent Magnet Vernier Motor Considering Magnetic Saturation

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  94. Comparison and Analysis of the Consequent Pole Double Stator Hybrid Excitation Machine for Wide Speed Range Driving Applications

    Article • IEEE Transactions on Vehicular Technology, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  95. Investigation of Permanent-Magnet Vernier Machine with Fractional-Slot Nonoverlapping Windings for Direct-Drive Application

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  96. Design Optimization of a Spoke Type Axial-Flux PM Machine for In-wheel Drive Operation

    Article • IEEE Transactions on Transportation Electrification, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  97. Enhanced Active Disturbance Rejection Control With Measurement Noise Suppression for PMSM Drives Via Augmented Nonlinear Extended State Observer

    Article • IEEE Transactions on Energy Conversion, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  98. Different Active Disturbance Rejection Controllers Based on the Same Order GPI Observer

    Article • IEEE Industrial Electronics Magazine, November 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  99. A Harmonic Injection Method Equivalent to the Resonant Controller for Speed Ripple Reduction of PMSM

    Article • IEEE Industrial Electronics Magazine, October 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  100. Online Adaptation of Two-Parameter Inverter Model in Sensorless Motor Drives

    Article • IEEE Industrial Electronics Magazine, October 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  101. Maximum Power Tracking for Magnetic Field Editing-Based Omnidirectional Wireless Power Transfer

    Article • IEEE Transactions on Power Electronics, October 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  102. Evaluation of a Contra-Rotating Flux- Modulated Machine Featured With Dual Flux-Modulation for Wind Power Generation

    Article • IEEE Industrial Electronics Magazine, September 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  103. Novel Flux-Switching Machine With Star-Array Permanent-Magnet Arrangement

    Article • IEEE Industrial Electronics Magazine, September 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  104. Multiobjective Optimization of a Dual Stator Brushless Hybrid Excitation Motor Based on Response Surface Model and NSGA 2

    Article • IEEE Transactions on Industry Applications, September 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  105. A Simple Three-Degree-of-Freedom Digital Current Controller With Dead Beat Response for AC Machines

    Article • IEEE Industrial Electronics Magazine, August 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  106. A Digital Current Controller Based on Active Resistance Term Feedback for SPMSM Drives

    Article • IEEE Transactions on Power Electronics, August 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  107. Model-Free Predictive Current Control of SPMSM Drives Using Extended State Observer

    Article • IEEE Industrial Electronics Magazine, July 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  108. A Linear Control Approach to Design Digital Speed Control System for PMSMs

    Article • IEEE Transactions on Power Electronics, July 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  109. Texture and microstructure characterizations of Fe-3.5wt%Si soft magnetic alloy fabricated via laser powder bed fusion

    Article • Materials Characterization, July 2022, Elsevier

    Prof. Christopher H. T. Lee

  110. Design to reduce electromagnetic vibration in integral-slot SPM machine considering force modulation effect

    Article • Science China Technological Sciences, June 2022, Springer Science + Business Media

    Prof. Christopher H. T. Lee

  111. Sensorless Control for SynRM Drives Using a Pseudo-Random High-Frequency Triangular-Wave Current Signal Injection Scheme

    Article • IEEE Transactions on Power Electronics, June 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  112. Investigation of a 3D-Magnetic Flux PMSM With High Torque Density for Electric Vehicles

    Article • IEEE Transactions on Energy Conversion, June 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Youguang Guo

  113. Low‐carbon operation of a multi‐energy system with hydrogen‐based vehicle applications

    Article • IET Renewable Power Generation, May 2022, the Institution of Engineering and Technology (the IET)

    Prof. Christopher H. T. Lee

  114. Discrete-Time Current Regulator for AC Machine Drives

    Article • IEEE Transactions on Power Electronics, May 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  115. High-Resistance Connection Diagnosis in Five-Phase PMSMs Based on the Method of Magnetic Field Pendulous Oscillation and Symmetrical Components

    Article • IEEE Industrial Electronics Magazine, March 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  116. Quantitative Analysis on Maximum Efficiency Point and Specific High-Efficiency Region of Permanent-Magnet Machines

    Article • IEEE Industrial Electronics Magazine, February 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  117. Analysis of Split-Tooth Stator-Slot Permanent-Magnet Machines With Different PM Arrangements

    Article • IEEE Transactions on Magnetics, February 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  118. Natural Speed Observer for Nonsalient AC Motors

    Article • IEEE Transactions on Power Electronics, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  119. Adjustable-Flux Permanent Magnet Synchronous Motor Sensorless Drive System Based on Parameter-Sensitive Adaptive Online Decoupling Control Strategy

    Article • IEEE Transactions on Transportation Electrification, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  120. Analysis and Suppression of Cross-Coupling Demagnetization in Dual Permanent Magnet Machine for Direct-Drive Application

    Article • IEEE Transactions on Transportation Electrification, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  121. An Enhanced Deadbeat Predictive Current Control of SPMSM with Linear Disturbance Observer

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  122. Comparative Study and Design Optimization of a Dual-Mechanical-Port Electric Machine for Hybrid Electric Vehicle Applications

    Article • IEEE Transactions on Vehicular Technology, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  123. Design and Analysis of Wireless Resolver for Wireless Switched Reluctance Motors

    Article • IEEE Industrial Electronics Magazine, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  124. Design and Analysis of a Doubly Salient Wound Field Starter Generator for Cost-Effective Automobile Application

    Article • IEEE Transactions on Vehicular Technology, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  125. Torque Component Redistribution and Enhancement for Hybrid Permanent Magnet Motor with Permanent Magnet Offset Placement

    Article • IEEE Transactions on Transportation Electrification, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  126. Vibration Reduction Design of Consequent Pole PM Machine by Symmetrizing Local and Global Magnetic Field

    Article • IEEE Industrial Electronics Magazine, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  127. Design to Reduce Modulated Vibration in Fractional-Slot Concentrated-Windings PM Machines Considering Slot-Pole Combination

    Article • IEEE Transactions on Transportation Electrification, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  128. Hybrid-Magnet Variable Flux Memory Machine with Improved Field Regulation Capability for Electric Vehicle Applications

    Article • IEEE Transactions on Transportation Electrification, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  129. Quantitative Comparison on Permanent-Magnet Vernier Machines with Improved Flux Modulation Effect for Automatic Guided Vehicles

    Article • IEEE Transactions on Vehicular Technology, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  130. Unified Vector Torque Control for Reluctance Motor With Different Coil Pitch

    Article • IEEE Industrial Electronics Magazine, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  131. Critical Review of Direct-Drive Electrical Machine Systems for Electric and Hybrid Electric Vehicles

    Article • IEEE Transactions on Energy Conversion, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  132. Overview of Fundamental Frequency Sensorless Algorithms for AC Motors: a Unified Perspective

    Article • IEEE Journal of Emerging and Selected Topics in Power Electronics, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Prof Frede Blaabjerg

  133. A Permanent Magnet Brushless Doubly-Fed Electric Machine for Variable-Speed Constant-Frequency Wind Turbines

    Article • IEEE Industrial Electronics Magazine, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  134. Comparative Study of Two Degree-of-Freedom Rotary-Linear Machines with Permanent-Magnet Mover for High Dynamic Performance

    Article • IEEE Access, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  135. Effective Position Error Compensation in Sensorless Control Based on Unified Model of SPMSM and IPMSM

    Article • IEEE Transactions on Industrial Informatics, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  136. Multi-Objective Optimization Framework of a Radial-Axial Hybrid Excitation Machine for Electric Vehicles

    Article • IEEE Transactions on Vehicular Technology, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  137. Comprehensive Armature Reaction Modeling and Flux Weakening Optimization of a Surface Permanent Magnet Vernier Motor

    Article • IEEE Industrial Electronics Magazine, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  138. Design and Analysis of Double-sided Flux Concentrated Permanent Magnet Linear Machine with Saturation Relieving Effect

    Article • IEEE Industrial Electronics Magazine, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  139. Investigation of Brushless Doubly-Fed Dual-Stator Machines for Traction Applications

    Article • IEEE Transactions on Transportation Electrification, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  140. Active Disturbance Rejection Controller for Smooth Speed Control of Electric Drives Using Adaptive Generalized Integrator Extended State Observer

    Article • IEEE Transactions on Power Electronics, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  141. An Adaptive Random Forest Model for Predicting Demands and Solar Power of a Real Integrated Energy System

    Article • December 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  142. An Adaptive Random Forest Model for Predicting Demands and Solar Power of a Real Integrated Energy System

    Article • December 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  143. Low-Carbon Operation of a Multi-Energy System with Hydrogen-Based Vehicle Applications

    Article • December 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  144. Low-Carbon Operation of a Multi-Energy System with Hydrogen-Based Vehicle Applications

    Article • December 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  145. Linear Active Disturbance Rejection Controllers for PMSM Speed Regulation System Considering the Speed Filter

    Article • IEEE Transactions on Power Electronics, December 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  146. Wireless Shaded-Pole Induction Motor With Half-Bridge Inverter and Dual-Frequency Resonant Network

    Article • IEEE Transactions on Power Electronics, December 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  147. Nonlinear Varying-Network Magnetic Circuit Analysis of Consequent-Pole Permanent-Magnet Motor for Electric Vehicles

    Article • World Electric Vehicle Journal, December 2021, MDPI AG

    Prof. Christopher H. T. Lee

  148. Controller-Based Periodic Disturbance Mitigation Techniques for Three-Phase Two-Level Voltage-Source Converters

    Article • IEEE Transactions on Industrial Informatics, October 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  149. Fault-Tolerant Control of a Triple Redundant PMA-SynRM Driven Under Single-Phase Open-Circuit by Mono-Inverter

    Article • IEEE Transactions on Power Electronics, October 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  150. Design, Analysis, and Implementation of Wireless Shaded-Pole Induction Motors

    Article • IEEE Industrial Electronics Magazine, August 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  151. Diagnosis of Open-Phase Faults for a Five-Phase PMSM Fed by a Closed-Loop Vector-Controlled Drive Based on Magnetic Field Pendulous Oscillation Technique

    Article • IEEE Industrial Electronics Magazine, July 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  152. Guest editorial: Modern electric machines and drives for wind power generation

    Article • IET Renewable Power Generation, June 2021, the Institution of Engineering and Technology (the IET)

    Prof. Christopher H. T. Lee

  153. Fault-Tolerant Control for Multiple Open-Leg Faults in Open-End Winding Permanent Magnet Synchronous Motor System Based on Winding Reconnection

    Article • IEEE Transactions on Power Electronics, May 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  154. Stochastic Optimization of Multi-Energy System Operation Considering Hydrogen-Based Vehicle Applications

    Article • Advances in Applied Energy, May 2021, Elsevier

    Prof. Christopher H. T. Lee

  155. Electromagnetic Force and Vibration Study of Dual-Stator Consequent-Pole Hybrid Excitation Motor for Electric Vehicles

    Article • IEEE Transactions on Vehicular Technology, May 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  156. Digital Implementation of Deadbeat-Direct Torque and Flux Control for Permanent Magnet Synchronous Machines in the M–T Reference Frame

    Article • IEEE Transactions on Power Electronics, April 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  157. Selective Wireless Power Transfer Using Magnetic Field Editing

    Article • IEEE Transactions on Power Electronics, March 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  158. Modern electric machines and drives for wind power generation: A review of opportunities and challenges

    Article • IET Renewable Power Generation, February 2021, the Institution of Engineering and Technology (the IET)

    Prof. Christopher H. T. Lee

  159. A Double-Rotor Flux-Switching Permanent-Magnet Motor for Electric Vehicles With Magnetic Differential

    Article • IEEE Industrial Electronics Magazine, February 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  160. Analysis of Air-Gap Field Modulation in Parallel-Hybrid-Excited Harmonic-Shift Machines

    Article • IEEE Transactions on Magnetics, February 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  161. Analysis of Multi-Coil Omnidirectional Energy Harvester

    Article • IEEE Transactions on Magnetics, February 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  162. Design and Analysis of Double-Layer Electromagnetic Field Limiter for Wireless Rechargeable Medical Implants

    Article • IEEE Transactions on Magnetics, February 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  163. Frequency-Modulated Wireless Direct-Drive Motor Control

    Article • IEEE Transactions on Magnetics, February 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  164. Low-Frequency-Switching High-Frequency-Resonating Wireless Power Transfer

    Article • IEEE Transactions on Magnetics, February 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  165. Simultaneous Identification of Multiple Mechanical Parameters in a Servo Drive System Using Only One Speed

    Article • IEEE Transactions on Power Electronics, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  166. Educating Engineers: A Time-Honored Text [Book Review]

    Article • IEEE Power and Energy Magazine, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  167. A Consequent-Pole Magnetic-Geared Machine With Axially Embedded Permanent Magnets for Hybrid Electric Vehicle

    Article • IEEE Access, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  168. Wireless Power and Drive Transfer for Piping Network

    Article • IEEE Industrial Electronics Magazine, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Wei Liu, Prof. Christopher H. T. Lee

  169. Wireless Energy Trading in Traffic Internet

    Article • IEEE Transactions on Power Electronics, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Wei Liu, Prof. Christopher H. T. Lee

  170. A Critical Review of Emerging Technologies for Electric and Hybrid Vehicles

    Article • IEEE Open Journal of Vehicular Technology, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  171. Analysis of Synergistic Stator Permanent Magnet Machine with the Synergies of Flux-Switching and Flux-Reversal Effects

    Article • IEEE Industrial Electronics Magazine, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  172. Deep-investigated Analytical Modeling of a Surface Permanent Magnet Vernier Motor

    Article • IEEE Industrial Electronics Magazine, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  173. Vibration Optimization of FSCW-IPM Motor Based on Iron-Core Modification for Electric Vehicles

    Article • IEEE Transactions on Vehicular Technology, December 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  174. Sleeve design of permanent-magnet machine for low rotor losses

    Article • Chinese Journal of Electrical Engineering, December 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  175. A New Parallel-Hybrid-Excited Permanent-Magnet Machine With Harmonic-Differential Effect for Electric Vehicles

    Article • IEEE Transactions on Vehicular Technology, November 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  176. Modeling and Optimizing Method for Axial Flux Induction Motor of Electric Vehicles

    Article • IEEE Transactions on Vehicular Technology, November 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  177. Full-Range Soft-Switching Pulse Frequency Modulated Wireless Power Transfer

    Article • IEEE Transactions on Power Electronics, June 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  178. Overview of Flux-Modulation Machines Based on Flux-Modulation Principle: Topology, Theory, and Development Prospects

    Article • IEEE Transactions on Transportation Electrification, June 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  179. Design and Analysis of a New Parallel-Hybrid-Excited Machine With Harmonic-Shift Structure

    Article • IEEE Industrial Electronics Magazine, March 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  180. Electric drives and power chargers: Recent Solutions to Improve Performance and Energy-efficiency for Hybrid and Fully Electric Vehicles

    Article • IEEE Vehicular Technology Magazine, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  181. Design of Axial Flux Induction Motor With Reduced Back Iron for Electric Vehicles

    Article • IEEE Transactions on Vehicular Technology, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  182. Wireless Energy-On-Demand Using Magnetic Quasi-Resonant Coupling

    Article • IEEE Transactions on Power Electronics, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Wei Liu, Prof. Christopher H. T. Lee

  183. Hybrid Frequency Pacing for High-Order Transformed Wireless Power Transfer

    Article • IEEE Transactions on Power Electronics, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Wei Liu, Prof. Christopher H. T. Lee

  184. A Critical Review of Advanced Electric Machines and Control Strategies for Electric Vehicles

    Article • Proceedings of the IEEE, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  185. A Wireless Servo Motor Drive With Bidirectional Motion Capability

    Article • IEEE Transactions on Power Electronics, December 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  186. A Simplified Deadbeat Based Predictive Torque Control for Three-Level Simplified Neutral Point Clamped Inverter Fed IPMSM Drives Using SVM

    Article • IEEE Transactions on Energy Conversion, December 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  187. A Hybrid Methodology for Analyzing the Performance of Induction Motors with Efficiency Improvement by Specific Commercial Measures

    Article • Energies, November 2019, MDPI AG

    Prof. Christopher H. T. Lee

  188. Guest Editorial: Special Section on Identification and Observation Informatics for Energy Generation, Conversion, and Applications

    Article • IEEE Transactions on Industrial Informatics, November 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  189. Multi-Frequency Multi-Power One-to-Many Wireless Power Transfer System

    Article • IEEE Transactions on Magnetics, July 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  190. Design and Analysis of Wireless Ballastless Fluorescent Lighting

    Article • IEEE Industrial Electronics Magazine, May 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  191. Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor

    Article • IEEE Access, January 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  192. A Wireless Dimmable Lighting System Using Variable-Power Variable-Frequency Control

    Article • IEEE Industrial Electronics Magazine, January 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Wei Liu, Prof. Christopher H. T. Lee

  193. DEVELOPMENT OF MULTIPLE-FREQUENCY WIRELESS COORDINATIVE MOTOR DRIVES

    Article • Progress In Electromagnetics Research C, January 2019, The Electromagnetics Academy

    Dr. Wei Liu, Prof. Christopher H. T. Lee

  194. A Switched-Capacitorless Energy-Encrypted Transmitter for Roadway-Charging Electric Vehicles

    Article • IEEE Transactions on Magnetics, November 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  195. Move-and-Charge System for Automatic Guided Vehicles

    Article • IEEE Transactions on Magnetics, November 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee, Dr. Wei Liu

  196. Quantitative Comparison of Vernier Permanent-Magnet Motors with Interior Permanent-Magnet Motor for Hybrid Electric Vehicles

    Article • Energies, September 2018, MDPI AG

    Prof. Christopher H. T. Lee

  197. Design and Analysis of Partitioned-Stator Switched-Flux Dual-Excitation Machine for Hybrid Electric Vehicles

    Article • World Electric Vehicle Journal, September 2018, MDPI AG

    Prof. Christopher H. T. Lee

  198. Quantitative Comparisons of Six-Phase Outer-Rotor Permanent-Magnet Brushless Machines for Electric Vehicles

    Article • Energies, August 2018, MDPI AG

    Prof. Christopher H. T. Lee

  199. Development of a Singly Fed Mechanical-Offset Machine for Electric Vehicles

    Article • IEEE Transactions on Energy Conversion, June 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  200. A Superconducting Vernier Motor for Electric Ship Propulsion

    Article • IEEE Transactions on Applied Superconductivity, April 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  201. A New Electric Magnetic-Geared Machine for Electric Unmanned Aerial Vehicles

    Article • IEEE Transactions on Magnetics, November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  202. A Partitioned-Stator Flux-Switching Permanent-Magnet Machine With Mechanical Flux Adjusters for Hybrid Electric Vehicles

    Article • IEEE Transactions on Magnetics, November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  203. Comparative Analysis and Optimization of Dynamic Charging Coils for Roadway-Powered Electric Vehicles

    Article • IEEE Transactions on Magnetics, November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  204. Design and Analysis of Electromagnetic Gears With Variable Gear Ratios

    Article • IEEE Transactions on Magnetics, November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  205. Development of Reliable Gearless Motors for Electric Vehicles

    Article • IEEE Transactions on Magnetics, November 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  206. Design and analysis of high-performance motors with partitioned-stator topology for hybrid electric vehicles

    Article • HKIE Transactions, October 2017, Taylor & Francis

    Prof. Christopher H. T. Lee

  207. Overview of Magnetless Brushless Machines

    Article • IET Electric Power Applications, August 2017, the Institution of Engineering and Technology (the IET)

    Professor Kwok Tong Chau, Christopher H. T. Lee, Prof. Christopher H. T. Lee

  208. An Overview of Resonant Circuits for Wireless Power Transfer

    Article • Energies, June 2017, MDPI AG

    Prof. Christopher H. T. Lee

  209. A new linear magnetic gear with adjustable gear ratios and its application for direct-drive wave energy extraction

    Article • Renewable Energy, May 2017, Elsevier

    Prof. Christopher H. T. Lee

  210. Design and Evaluation of an Efficient Three-Phase Four-Leg Voltage Source Inverter with Reduced IGBTs

    Article • Energies, April 2017, MDPI AG

    Prof. Christopher H. T. Lee

  211. Design and analysis of electromagnetic gears with variable gear ratios

    Article • April 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  212. Development of reliable gearless motors for electric vehicles

    Article • April 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  213. Development of partitioned stator flux-switching machines for electric vehicles

    Article • Journal of International Council on Electrical Engineering, January 2017, Taylor & Francis

    Prof. Christopher H. T. Lee

  214. STATE-OF-THE-ART ELECTROMAGNETICS RESEARCH IN ELECTRIC AND HYBRID VEHICLES (INVITED PAPER)

    Article • Progress In Electromagnetics Research, January 2017, EMW Publishing

    Prof. Christopher H. T. Lee

  215. Cost-Effectiveness Comparison of Coupler Designs of Wireless Power Transfer for Electric Vehicle Dynamic Charging

    Article • Energies, November 2016, MDPI AG

    Prof. Christopher H. T. Lee

  216. Design and Analysis of an Electronic-Geared Magnetless Machine for Electric Vehicles

    Article • IEEE Industrial Electronics Magazine, November 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  217. Design and Comparison of Direct-Drive Stator-PM Machines for Electric Power Generation

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  218. Design and Analysis of a Cost-Effective Magnetless Multiphase Flux-Reversal DC-Field Machine for Wind Power Generation

    Article • IEEE Transactions on Energy Conversion, December 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  219. Comparison of flux-switching machines with and without permanent magnets

    Article • Chinese Journal of Electrical Engineering, December 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  220. Design and analysis of a dual-mode flux-switching doubly salient DC-field magnetless machine for wind power harvesting

    Article • IET Renewable Power Generation, November 2015, the Institution of Engineering and Technology (the IET)

    Professor Kwok Tong Chau, Prof. Christopher H. T. Lee

  221. A new fault-tolerant flux-reversal doubly-salient magnetless motor drive with four-phase topology

    Article • November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  222. Fault Signature of a Flux-Switching DC-Field Generator

    Article • IEEE Transactions on Magnetics, November 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  223. A New Magnetless Flux-Reversal HTS Machine for Direct-Drive Application

    Article • IEEE Transactions on Applied Superconductivity, June 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  224. A new magnetic steering axial-field machine for electronic differential system in electric vehicle

    Article • May 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  225. Fault signature of a flux-switching DC-field generator

    Article • May 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  226. DESIGN AND ANALYSIS OF A NEW AXIAL-FIELD MAGNETIC VARIABLE GEAR USING POLE-CHANGING PERMANENT MAGNETS

    Article • Progress In Electromagnetics Research, January 2015, EMW Publishing

    Prof. Christopher H. T. Lee

  227. The design of a smart power conversion system as an undergraduate cross-discipline integrated design project

    Article • November 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  228. A High-Torque Magnetless Axial-Flux Doubly Salient Machine for In-Wheel Direct Drive Applications

    Article • IEEE Transactions on Magnetics, November 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  229. Magnetic Vibration Analysis of a New DC-Excited Multitoothed Switched Reluctance Machine

    Article • IEEE Transactions on Magnetics, November 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  230. Mechanical Offset for Torque Ripple Reduction for Magnetless Double-Stator Doubly Salient Machine

    Article • IEEE Transactions on Magnetics, November 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  231. An efficient offshore wind-wave hybrid generation system using direct-drive multitoothed rotating and linear machines

    Article • October 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  232. Design and Analysis of a New Multitoothed Magnetless Doubly Salient Machine

    Article • IEEE Transactions on Applied Superconductivity, June 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  233. A Magnetless Axial-Flux Machine for Range-Extended Electric Vehicles

    Article • Energies, March 2014, MDPI AG

    Prof. Christopher H. T. Lee

  234. Quantitative Comparison and Analysis of Magnetless Machines With Reluctance Topologies

    Article • IEEE Transactions on Magnetics, July 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  235. A transverse flux permanent magnet linear generator for hybrid electric vehicles

    Article • May 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  236. Comparison of outer-rotor permanent magnet machines for in-wheel drives

    Article • May 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  237. Design and analysis of a DC field multitooth switched reluctance machine by using soft-magnetic-composite material

    Article • May 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  238. ELECTROMAGNETIC DESIGN AND ANALYSIS OF MAGNETLESS DOUBLE-ROTOR DUAL-MODE MACHINES

    Article • Progress In Electromagnetics Research, January 2013, EMW Publishing

    Prof. Christopher H. T. Lee

  239. A dual-memory permanent magnet brushless machine for automotive integrated starter-generator application

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  240. Comparison of chaotic PWM algorithms for electric vehicle motor drives

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  241. Optimal design and implementation of a permanent magnet linear vernier machine for direct-drive wave energy extraction

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Christopher H. T. Lee

  242. CHALLENGES AND OPPORTUNITIES OF ELECTRIC MACHINES FOR RENEWABLE ENERGY

    Article • Progress In Electromagnetics Research B, January 2012, EMW Publishing

    Prof. Christopher H. T. Lee