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Papers by FEEC Personnel

Journal Publications

  1. J.-S. Lai, A. Maitra and F. Goodman "Performance of a Distributed Intelligent Universal Transformer under Source and Load Disturbances," to appear in IEEE Transactions on Industry Applications, 2010.
  2. J.-S. Lai, A. Maitra, A. Mansoor and F. Goodman "Multilevel Intelligent Universal Transformer for Medium Voltage Applications," to appear in IEEE Transactions on Industry Applications, 2010.
  3. A. Koran, K. Sano, R.-Y. Kim and J.-S. Lai, "Design of a Photovoltaic Simulator with a Novel Reference Signal Generator and Two-Stage LC Output Filter," IEEE Transactions on Power Electronics, May 2010, pp. 1331-1338.
  4. W. Yu, J.-S. Lai and S.-Y. Park, "An Improved Zero-Voltage-Switching Inverter Using Two Coupled Magnetics in One Resonant Pole," IEEE Transactions on Power Electronics, Apr. 2010, pp. 952-961.
  5. W. Yu, H. Qian and J.-S. Lai, "Design of High-Efficiency Bidirectional DC-DC Converter and High-Precision Efficiency Measurement," IEEE Transactions on Power Electronics, March 2010, pp. 650-658.
  6. C.-L. Chen, Y. Wang, J.-S. Lai, Y.-S. Lee and D. Martin, "Design of Parallel Inverters for Smooth Mode Transfer Microgrid Applications," IEEE Transactions on Power Electronics, Jan. 2010, pp. 6-15.
  7. R.-Y. Kim, J.-S. Lai, B. York and A. Koran, "Analysis and Design of Maximum Power Point Tracking Scheme for Thermoelectric Battery Energy Storage System," IEEE Transactions on Industrial Electronics, June 2009, pp. 3709-3716.
  8. J.-S. Lai, "Power Conditioning Circuit Topologies," IEEE Industrial Electronics Magazine, June 2009, pp. 24-34.
  9. S.-Y. Park, C.-L. Chen and J.-S. Lai, "A Wide Range Active and Reactive Power Flow Controller for a Solid Oxide Fuel Cell Power Conditioning System," IEEE Transactions on Power Electronics, Nov. 2008, pp. 2703-2709.
  10. R.-Y. Kim and J.-S. Lai, "A Seamless Mode Transfer Maximum Power Point Tracking Controller for Thermoelectric Generator Applications," IEEE Transactions on Power Electronics, Sept. 2008, pp. 2310-2318.
  11. S.-Y. Park, C-L. Chen, J.-S. Lai and S. R. Moon, "Admittance Compensation in Current Loop Control for a Grid-Tie LCL Fuel Cell Inverter," IEEE Transactions on Power Electronics, July 2008, pp. 1716-1723.
  12. J.-S. Lai, S. R. Moon, R.-Y. Kim, F.-Y. Lin, Y.-H. Liu and M.-H. Lin, "A Versatile Three-Phase DC-DC Converter Circuit for Fuel Cell Applications," Journal of the Chinese Institute of Engineers, Nov. 2007, pp. 1145-1152.
  13. C. Liu and J.-S. Lai, "Low Frequency Current Ripple Reduction Technique with Active Control in a Fuel Cell Power System with Inverter Load," IEEE Transactions on Power Electronics, July 2007, pp. 1429-1436.
  14. J. Zhang, J.-S. Lai, R.-Y. Kim and W. Yu, "High-Power Density Design of a Soft-Switching High-Power Bidirectional DC-DC Converter," IEEE Transactions on Power Electronics, July 2007, pp. 1145-1153.
  15. J.-S. Lai and Douglas J. Nelson, "Energy Management Power Converters in Hybrid Electric and Fuel Cell Vehicles," invited paper, IEEE Proceedings, Apr. 2007, pp. 766 - 777.
  16. K.P. Louganski and J.-S. Lai, "Current Phase Lead Compensation in Single Phase PFC Boost Converters with a Reduced Switching Frequency to Line Frequency Ratio," IEEE Transactions on Power Electronics, Jan. 2007, pp.113 - 119.
  17. J.-S. Lai, J. Zhang, H. Yu, and H. Kouns, "Source and Load Adaptive Design for a High-Power Soft-Switching Inverter," IEEE Transactions on Power Electronics, Nov. 2006, pp. 1667 - 1675.
  18. C. Liu, A. Ridenour, and J.-S. Lai, "Modeling and Control of a Novel Six-Leg Three-Phase High-Power Converter for Low-Voltage Fuel Cell Applications," IEEE Transactions on Power Electronics, Sep. 2006, pp. 1292 - 1300.
  19. J.-S. Lai, X. Huang, S. Chen, T. Nehl, "Inverter EMI Modeling and Simulation Methodologies," IEEE Transactions on Industrial Electronics, June 2006, pp. 736 - 744.
  20. C. Liu, A. Johnson, J.-S. Lai, "A Novel Three-Phase High-Power Soft-Switched DC/DC Converter for Low-Voltage Fuel Cell Applications," IEEE Transactions on Industry Applications, Nov./Dec. 2005, pp. 1691 - 1697.
  21. J.W. Baek, D.W. Yoo, G.H. Rim, and J. Lai, "Solid State Marx Generator Using Series-Connected IGBTs," IEEE Transactions on Plasma Science, Aug. 2005, pp. 1198 - 1204.
  22. X. Huang, X. Wang, T. Nergaard, J.-S. Lai, X. Xu, and L. Zhu, "Parasitic Ringing and Design Issues of Digitally Controlled High Power Interleaved Boost Converters," IEEE Transactions on Power Electronics, Sep. 2004, pp.1341 - 1352.
  23. J.-S. Lai, X. Huang, S. Chen, T. Nehl, "EMI Characterization and Simulation with Parasitic Models for a Low-Voltage High Current AC Motor Drive," IEEE Transactions on Industry Applications, Jan. 2004, pp. 178 - 185.
  24. J.-S. Lai, Junhyung Kim, and Charles E. Konrad, "Direct-Soldered Mounting Inverter Modules for Traction Motor Drives," SAE 2002 Transactions Journal of Passenger Cars - Electronic and Electrical Systems, Sept. 2003, pp. 746 - 750.
  25. L. Zhu, K. Wang, J.-S. Lai, F. C. Lee, "New Start-up Schemes for Isolated Full-Bridge Boost Converters," IEEE Transactions on Power Electronics, July 2003, pp. 946 - 951.
  26. C. Liu, H. Yu, C. Smith and J.-S. Lai, J. Black, "A High Performance Amplitude/Phase Modulated Digital-To-Synchro Switching Power Converters," IEEE Transactions on Power Electronics, March 2003, pp. 509 - 516.
  27. R. Singh, D. C. Capell, A. R. Hefner, Jr., Jason Lai and J. W. Palmour, "High-Power 4H-SiC JBS Rectifiers," IEEE Transactions on Electron Devices, Nov. 2002, pp. 2054 - 2063.
  28. J. Rodriguez, J.-S. Lai, and F. Z. Peng, "Multilevel Inverters: A Survey of Topologies, Controls, and Applications," IEEE Transactions on Industrial Electronics, Aug. 2002, pp. 724 - 738.
  29. S. Sirisukprasert, J.-S. Lai, and T.-H. Liu, "Optimum Harmonic Reduction with a Wide Range of Modulation Indexes for Multilevel Converters," IEEE Transactions on Industrial Electronics, Aug. 2002, pp. 875 - 881.
  30. H. Yu, B.-M. Song, and J.-S. Lai, "Design of a Novel ZVT Soft-Switching Chopper," IEEE Transactions on Power Electronics, Jan. 2002, pp. 101 - 108.
  31. X. Jia, Qingfu Li, J.-S. Lai, and B. M. Song, "Analysis of Polyphase Brushless Exciter," IEEE Transactions on Industry Applications, Nov./Dec. 2001, pp. 1720 - 1726.
  32. H. Zhu, J.-S. Lai, A. R. Hefner, Jr., Y. Tang, C. Chen, "Modeling Based Examination of Conducted EMI Emission from Hard- and Soft-Switching PWM Inverters," IEEE Transactions on Industry Applications, Sep./Oct. 2001, pp. 1383 - 1393.
  33. J.-S. Lai, B. M. Song, R. Zhou, A. Hefner, D. Berning, and C. Shen, "Characteristics and Utilization of a New Class of Low On-Resistance MOS-Gated Power Device," IEEE Transactions on Industry Applications, Sep./Oct. 2001, pp. 1282 - 1289.
  34. B.-M. Song, J.-S. Lai, "A Multilevel Soft-Switching Inverter with Inductor Coupling," IEEE Transactions on Industry Applications, Mar./Apr. 2001, pp. 628 - 636.
  35. A. R> Hefner, Jr., R. Singh, J.-S. Lai, D. W. Berning, S. Bouche and C. Chapuy, "SiC Power Diodes Provide Breakthrough Performance for a Wide Range of Applications," IEEE Transactions on Power Electronics, Mar. 2001, 273 - 280.
  36. B.-M. Song, J.-S. Lai, "A Novel Two-Quadrant Soft-Switching Converter with One Auxiliary Switch for High Power Applications," IEEE Transactions on Industry Applications, Sept./Oct. 2000, pp. 1388 - 1395.
  37. H. Zhu, A. Hefner, and J.-S. Lai, "Characterization of Power Electronics System Interconnect Parasitics Using Time Domain Reflectometry," IEEE Transactions on Power Electronics, July 1999, pp. 622 - 628.
  38. T. S. Key and J.-S. Lai, "Analysis of Harmonic Mitigation Methods for Building Wiring Systems," IEEE Transactions on Power Systems, Aug. 1998, pp. 890-897.
  39. J.-S. Lai and T. S. Key, "Effectiveness of Harmonic Mitigation Equipment for Commercial Office Buildings," IEEE Transactions on Industry Applications, July/Aug. 1997, pp. 1104 - 1110.
  40. F. Z. Peng and J.-S. Lai, "Dynamic Performance and Control of a Static VAR Generator Using Cascade Multilevel Inverters," IEEE Transactions on Industry Applications, May/June 1997, pp. 748 - 755.
  41. J.-S. Lai, "Resonant Snubber Based Soft-Switching Inverters for Electric Propulsion Drives," IEEE Transactions on Industrial Electronics, Feb. 1997. pp. 71 - 80.
  42. F. Z. Peng and J.-S. Lai, "A Multilevel Voltage-Source Inverter with Separate DC Sources for Static Var Generation," IEEE Transactions on Industry Applications, Sept./Oct. 1996, pp. 1130 - 1138.
  43. T. Key and J.-S. Lai, "Costs and Benefits of Harmonic Current Reduction for Switch-Mode Power Supplies in a Commercial Office Building," IEEE Transactions on Industry Applications, Sept./Oct. 1996, pp. 1017 - 1025.
  44. J.-S. Lai, et al., "A Delta Configured Auxiliary Resonant Snubber Inverter," IEEE Transactions on Industry Applications, May/June 1996, pp. 518 - 525.
  45. J.-S. Lai and F. Z. Peng, "Multilevel Converters - A New Breed of Power Converters," IEEE Transactions on Industry Applications, May/June 1996, pp. 509-517.
  46. T. S. Key and J.-S. Lai, "Comparison of Standards and Power Supply Design Options for Limiting Harmonic Distortion in Power Systems," IEEE Transactions on Industry Applications, July/Aug. 1993, pp. 688-695.
  47. J.-S. Lai and F. D. Martzloff, "Coordinating Cascaded Surge Protection Devices: High-Low Versus Low-High," IEEE Transactions on Industry Applications, July/Aug. 1993, pp. 680-687.
  48. J.-S. Lai, S. Levy and M. F. Rose, "High Energy Density Double-Layer Capacitors for Energy Storage Applications," IEEE Aerospace and Electronics Systems Magazine, Apr. 1992, pp. 14-19.
  49. J.-S. Lai and B. K. Bose, "An Induction Motor Drive Using Improved High Frequency Resonant Link Inverter," IEEE Transactions on Power Electronics, July 1991, pp. 504-513.
  50. J. S. Lawler, J.-S. Lai, L. D. Monteen, J. B. Patton and D. T. Rizy, "Impact of Automation on the Reliability of the Athens Utilities Board's Distribution System," IEEE Transactions on Power Delivery, Jan. 1989, pp. 770-778.
  51. J.-S. Lai and J. C. Hung, "Practical Model Reduction Methods," IEEE Transactions on Industrial Electronics, Feb. 1987, pp. 70-77.

 

Conference Papers

  1. Y. Cho, A. Koran, H. Miwa, B. York and J.-S. Lai, "An Active Current Reconstruction and Balancing Strategy with DC Link Current Sensing for a Multi-Phase Coupled-Inductor Converter," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  2. R.-Y. Kim and J.-S. Lai, "Improved Power Pulsation Decoupling Scheme using a Quasi-Notch Filter for Two-Stage Dc-Dc-Ac Grid-Connected Systems," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  3. S.-Y. Park, J.-S. Lai and W.-C. Lee, "An Easy, Simple, and Flexible Control Scheme for a Three-Phase Grid-Tie Inverter System," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  4. H. Qian, J.-S. Lai, J. Zhang and W. Yu, "High-Efficiency Bidirectional AC-DC Converter for Energy Storage Systems," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  5. Y. Qian, J.-S. Lai and W. Yu, "Constant Light Control of LED Systems based on the General Photo-Electro Thermal Theory," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  6. N. Yang, J. Ortiz, T. Duong, A. Heffner, K. Meehan and J.-S. Lai, "Modeling the Inter-Electrode Capacitances of Si CoolMOSTM Transistors for Circuit Simulation in High Efficiency Power Systems," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  7. B, York, A. Koran, J.-S. Lai, B. Whitaker and C. Hutchens, "Modeling Operational Limits of a High Efficiency ZVS Synchronous Boost Converter," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  8. W. Yu, J.-S. Lai, G. Lisi, A. Djabbari, E. Reutzel, J. Morroni, D. Anderson, H. Ma and Y. Qin, "High Efficiency DC-DC Converter with Twin-Bus for Dimming-Controlled LED Lighting," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  9. Z. Zhao, M. Xu, Q. Chen, Y. Cho and J.-S. Lai, "Derivation of Boost-Buck Converter Based High-Efficiency Robust PV Inverter," to appear in IEEE Energy Conversion Congress and Exposition, Atlanta, GA, Sept. 2010.
  10. J.-S. Lai, W. Yu, P. Sun, C. Smith, P. Williams and B. Arnet, "Failure Mode Effect Analysis of Coupled-Magnetic Type Soft-Switching Inverter for Traction Motor Drive Applications," to appear in IEEE Vehicle Power and Propulsion Conference, Sept. 2010.
  11. C. Hutchens, W. Yu and J.-S. Lai, "Control of Charge-Pumped Reboost Converter in Two-Stage Grid-Connected Photovoltaic Systems," in Proc. of IEEE Control and Modeling for Power Electronics, Boulder, CO, June 2010.
  12. H. Qian, J.-S. Lai and J. Zhang, "A Grid-Tie Battery Energy Storage System," in Proc. of IEEE Control and Modeling for Power Electronics, Boulder, CO, June 2010.
  13. J.-S. Lai, B. York, A. Koran, Y. Cho, B. Whitaker and H. Miwa, "High-Efficiency Design of Multiphase Synchronous Mode Soft-Switching Converter for Wide Input and Load Range," in Proc. of IEEE International Power Electronics Conference, Sapporo, Japan, June 2010, pp. 1849-1855.
  14. C.-L. Chen, J.-S. Lai, D. Martin and Y.-S. Lee, "State-Space Modeling, Analysis, and Implementation of Parallel Inverters for Microgrid Applications," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Palm Springs, CA, Feb. 2010, pp. 619-626.
  15. W.-Y. Choi, B.-H. Kwon and J.-S. Lai, "A Hybrid Switching Scheme for LLC Series-Resonant Half-Bridge DC-DC Converter in a Wide Load Range," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Palm Springs, CA, Feb. 2010, pp. 1494-1497.
  16. W.-Y. Choi, W. Yu and J.-S. Lai, "A Novel Bridgeless Single-Stage Half-Bridge AC/DC Converter," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Palm Springs, CA, Feb. 2010, pp. 42-46.
  17. S.-Y. Park, P. Sun, W. Yu and J.-S. Lai, "Performance Evaluation of High Voltage Super Junction MOSFETs for Zero-Voltage Soft-Switching Inverter Applications," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Palm Springs, CA, Feb. 2010, pp. 387-391.
  18. P. Sun, J.-S. Lai, H. Qian, W. Yu, C. Smith, J. Bates, B. Arnet, A. Litvinov and L. Scott, "Efficiency Evaluation of A 55kW Soft-Switching Module Based Inverter for High Temperature Hybrid Electric Vehicle Drives Application," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Palm Springs, CA, Feb. 2010, pp. 474-479.
  19. B. York, R.-Y. Kim and J.-S. Lai, "Adaptive Frequency Control for ZVS Synchronous Boost Converters Operated in Average Current Mode," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Palm Springs, CA, Feb. 2010, pp. 1890-1896.
  20. W. Yu, J.-S. Lai, H. Qian, C. Hutchens, J. Zhang, G. Lisi, A. Djabbari, G. Smith and T. Hegarty, "High-Efficiency Inverter with H6-Type Configuration for Photovoltaic Non-Isolated AC Module Applications," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Palm Springs, CA, Feb. 2010, pp. 1056-1061.
  21. W.-Y. Choi, B.-H. Kwon and J.-S. Lai, "High-Efficiency Grid-Connected Photovoltaic Module Integrated Converter System," in Proc. of IEEE Industrial Electronics Conference, Porto, Portugal, Nov. 2009, pp. 731-736.
  22. A. Koran, K. Sano, R.-Y. Kim and J.-S. Lai, "Design of a Photovoltaic Simulator with a Novel Reference Signal Generator and Two-Stage LC Output Filter," in Proc. of IEEE Energy Conversion Congress and Exposition, San Jose, CA, Sept. 2009, pp. 319-326.
  23. W. Yu, C. Hutchens, J.-S. Lai, J. Zhang, G. Lisi, A. Djabbari, G. Smith and T. Hegarty, "High Efficiency Converter with Charge Pump and Coupled Inductor for Wide Input Photovoltaic AC Module Applications," in Proc. of IEEE Energy Conversion Congress and Exposition, San Jose, CA, Sept. 2009, pp. 3895-3900.
  24. P. Sun, J.-S. Lai, H. Qian, W. Yu, C. SMith and J. Bates, "High Efficiency Three-Phase Soft-Switching Inverter for Electric Vehicle Drives," in Proc. of IEEE Vehicle Power and Propulsion Conference, Dearborn, MI, Sept. 2009, pp. 761-766.
  25. C.-L. Chen, Y. Wang and J.-S. Lai, "Design of Parallel Inverters for Smooth Mode Transfer Microgrid Applications," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Washington, DC, Feb. 2009, pp. 1288-1294.
  26. J.-S. Lai, W. Yu, H. Qian, P. Sun, P. Ralston and K. A. Meehan, "High Temperature Device Characterization for Hybrid Electric Vehicle Traction Inverters," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Washington, DC, Feb. 2009, pp. 665-670.
  27. J.-S. Lai, W. Yu and S.-Y. Park, "Variable Timing Control for Wide Current Range Zero-Voltage Soft-Switching Inverters," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Washington, DC, Feb. 2009, pp. 407-412.
  28. W. Yu, J.-S. Lai and S.-Y. Park, "An Improved Zero-Voltage-Switching Inverter Using Two Coupled Magnetics In One Resonant Pole," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Washington, DC, Feb. 2009, pp. 401-406.
  29. R.-Y. Kim and J.-S. Lai, "Optimal Design of Adaptive Maximum-Power-Point Tracking Algorithm for Thermoelectric Based Battery Energy Storage System," in Proc. of Conference of IEEE Industrial Eletronics, Orlando, FL, Nov. 2008, pp. 861-866.
  30. W. Yu, H. Qian and J.-S. Lai, "Design of High-Efficiency Bidirectional DC-DC Converter and High-Precision Efficiency Measurement," in Proc. of IEEE Industrial Electronics Conference, Orlando, FL, Nov. 2008, pp. 685-690.
  31. C.-L. Chen, J.-S. Lai, Y.-B. Wang, S.-Y. Park and H. Miwa, "Design and Control for LCL-Based Inverters with both Grid-Tie and Standalone Parallel Operations," in Proc. of IEEE Industry Applications Society Annual Meeting, Edmonton, Alberta, Canada, Oct. 2008, pp. 1-7.
  32. H. Miwa, S.-Y. Park, B. T. Clark, D. S. K. Ditzler, G. Malone, N. S. D'Souza and J.-S. Lai, "Low Cost Universal Battery Charger for Wide Range Input Voltage and Wide Range Output Voltage in Portable Applications," in Proc. of IEEE Power Electronics Specialists Conference, Isle of Rhodes, Greece, June 2008, pp. 4699-4704.
  33. S.-Y. Park, H. Miwa, B. T. Clark, D. Ditzler, G. Malone, N. S. D'Souza and J.-S. Lai, "A Universal Battery Charging Algorithm for Ni-Cd, Ni-MH, SLA, and Li-Ion for Wide Range Voltage in Portable Applications," in Proc. of IEEE Power Electronics Specialists Conference, Isle of Rhodes, Greece, June 2008, pp. 4689-4694.
  34. R.-Y. Kim and J.-S. Lai, "Aggregated Modeling and Control of a Boost-Buck Cascade Converter for Maximum Power Point Tracking of a Thermoelectric Generator," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Austin, TX, Feb. 2008, pp. 1754-1760.
  35. S.-Y. Park, C.-L. Chen and J.-S. Lai, "A Wide Range Active and Reactive Power Flow Controller for a Solid Oxide Fuel Cell Power Conditioning System," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Austin, TX, Feb. 2008, pp. 952-958.
  36. W. Yu and J.-S. Lai, "Ultra High Efficiency Bidirectional DC-DC Converter With Multi-Frequency Pulse Width Modulation," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Austin, TX, Feb. 2008, pp. 1079-1084.
  37. J. Zhang, J.-S. Lai and W. Yu, "Bidirectional DC-DC Converter Modeling and Unified Controller with Digital Implementation," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Austin, TX, Feb. 2008, pp. 1747-1753.
  38. J.-S. Lai, S. R. Moon, R.-Y. Kim, F.-Y. Lin, Y.-H. Liu and M.-H. Lin, "A General-Purpose Three-Phase DC-DC Converter Building Block for Fuel Cell Applications," in Proc. of Conference of the IEEE Industrial Electronics Society, Taipei, Taiwan, Nov. 2007, pp. 1639-1644.
  39. J.-S. Lai, "Power Conditioning Systems for Renewable Energies," in Proc. of International Conference on Electric Machines and Systems, Seoul, Korea, Oct. 2007, pp. 209-218.
  40. J.-W. Baek, M.-H. Ryoo, J. H. Kim and J.-S. Lai, "50kVA Regenerative Active Load for Power Test System," in Proc. of European Conference on Power Electronics, Aalborg, Denmark, Sept. 2007, pp. 1-8.
  41. R.-Y. Kim and J.-S. Lai, "A Seamless Mode Transfer Maximum Power Point Tracking Controller for Thermoelectric Generator Applications," in Proc. of IEEE Industry Applications Conference, New Orleans, LA, Sept. 2007, pp. 977-984.
  42. W. Yu, J.-S. Lai and H. Qian, "A Family of Novel Zero-Voltage and Zero-Current Switching Full-Bridge Converters Using Output Voltage Reset for Fuel Cell Application," in Proc. of IEEE Industry Applications Conference, New Orleans, LA, Sept. 2007, pp. 622-627.
  43. C.-L. Chen, S.-Y. Park, J.-S. Lai and S.-R. Moon, "Admittance Compensation in Current Loop Control for a Grid-Tie LCL Fuel Cell Inverter," in Proc. of IEEE Power Electronics Specialists Conference, Orlando, FL, June 2007, pp. 520-526.
  44. J.-S. Lai, S.-Y. Park, S.-R. Moon, C.-L. Chen, "A High-Efficiency 5-kW Soft-Switched Power Conditioning System for Low-Voltage Solid Oxide Fuel Cells," in Proc. of Power Conversion Conference, Nagoya, Japan, Apr. 2007, pp. 463 - 470.
  45. K.P. Louganski and J.-S. Lai, "Reactive Power Control Realization in Single-Phase Active Front End Converters," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb. 2007, pp. 797-803.
  46. S.-R. Moon and J.-S. Lai, "Multiphase Isolated DC-DC Converter for Low-Voltage High-Power Fuel Cell Applications," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb. 2007, pp. 654-660.
  47. S.-Y. Park, J.-S. Lai, C.-L. Chen, S.-R. Moon and T-W. Chun, "Current Loop Control with Admittance Compensation for a Single-Phase Grid-Tie Fuel Cell Power Conditioning System," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb. 2007, pp. 1010-1016.
  48. J.-S. Lai, A. Hefner, A. Maitra, and F. Goodman, "Characterization of a Multilevel HV-IGBT Module for Distribution Applications," in Proc. of IEEE Industry Applications Conference, Tampa, FL, Oct. 2006, pp. 747-753.
  49. J.-S. Lai, A. Maitra, and F. Goodman, "Performance of a Distribution Intelligent Universal Transformer under Source and Load Disturbances," in Proc. of IEEE Industry Applications Conference, Tampa, FL, Oct. 2006, pp. 719-725.
  50. K.P. Louganski and J.-S. Lai, "A 20-kW, 10-kHz, Single-Phase Multilevel Active Front End Converter with Reactive Power Control," in Proc. of IEEE Industry Applications Conference, Tampa, FL, Oct. 2006, pp. 576 - 582.
  51. K.P. Louganski and J.-S. Lai, "Active Compensation of the Input Filter Capacitor Current in Single-Phase PFC Boost Converters," in Proc. of IEEE Workshop on Computers in Power Electronics, Troy, NY, July 2006, pp. 282-288.
  52. T.W. Chun, Q.V. Tran, J.R. Ahn, and J.-S. Lai, "AC Output Voltage Control with Minimization of Voltage Stress Across Devices in the Z-Source Inverter Using Modified SVPWM," in Proc. of IEEE Power Electronics Specialists Conference, Jeju, Korea, June 2006, pp. 3030 - 3034.
  53. I.D. Kim, E.C. Nho, S.H. Choi, J.-S. Lai, "Simple ZVT PWM Single-Phase Rectifier with Reduced Conduction Loss and Unity Power Factor," in Proc. of IEEE Power Electronics Specialists Conference, Jeju, Korea, June 2006, pp. 1900-1906.
  54. S.-R. Moon, J.-S. Lai, S.-Y. Park and C. Liu, "Impact of SOFC fuel Cell Source Impedance on Low Frequency AC Ripple," in Proc. of IEEE Power Electronics Specialists Conference, Jeju, Korea, June 2006, pp. 2037-2042.
  55. J. Zhang, R.Y. Kim, J.-S. Lai, "High-Power Density Design of a Soft-Switching High-Power Bidirectional DC-DC Converter," in Proc. of IEEE Power Electronics Specialists Conference, Jeju, Korea, June 2006, pp. 2119 - 2125.
  56. K.P. Louganski and J.-S. Lai, "Current Phase Lead Compensation in Single Phase PFC Boost Converters with a Reduced Switching Frequency to Line Frequency Ratio," in Proc. of IEEE Applied Power Electronics Conference, Dallas, TX, March 2006, pp. 261 - 267.
  57. J. Zhang and J.-S. Lai, "A Synchronous Rectification Featured Soft-Switching Inverter Using CoolMOS," in Proc. of IEEE Applied Power Electronics Conference, Dallas, TX, March 2006, pp. 810 - 815.
  58. J.-S. Lai and J. Zhang, "Efficiency Design Considerations for a Wide-Range Operated High-Power Soft-Switching Inverter," in Proc. of IEEE Industrial Electronics Conference, Raleigh, NC, Nov. 2005, pp. 604-609.
  59. J.-S. Lai, "Characterization of HV-IGBT for High-Power Inverter Applications," in Proc. of IEEE Industry Applications Conference, Hong Kong, Oct. 2005, pp. 377-382.
  60. J.-S. Lai, Arindam Maitra, Arshad Mansoor, and Frank Goodman, "Multilevel Intelligent Universal Transformer for Medium Voltage Applications," in Proc. of IEEE Industry Applications Conference, Hong Kong, Oct. 2005, pp. 1893-1899.
  61. J-S. Lai, H. Yu, J. Zhang, Y. Li, K. Sheng, J. H. Zhao, and A. Hefner, and Frank Goodman, "Characterization of Normally-off SiC Vertical JFET Devices and Inverter Circuits," Proc. of IEEE Industry Applications Conference, Hong Kong, Oct. 2005, pp. 404-409.
  62. J.-S. Lai, "A High-Performance V6 Converter for Fuel Cell Power Conditioning System," in Proc. of IEEE Conference on Vehicle Power and Propulsion, Sept. 2005, pp. 624-630.
  63. C. Liu, A. Johnson, and J.-S. Lai, "A Novel Phase-Shifting Circuit Using Digital First-In-First-Out (FIFO) for Multiphase Power Converter Interleaved Control," in Proc. of IEEE Workshop on Computers in Power Electronics, Champaign, IL, Aug. 2005, pp. 80-85.
  64. C. Liu and J.-S.Lai, "Low Frequency Current Ripple Reduction Technique with Active Control in a Fuel Cell Power System with Inverter Load," in Proc. of IEEE Power Electronics Specialists Conference, Recife, Brazil, June 2005, pp. 2905-2911.
  65. J. Reichl, J.-S. Lai, A. Hefner, T. McNutt, D. Berning, "Inverter Dynamic Electro-Thermal Modeling and Simulation with Experimental Verification," in Proc. of IEEE Power Electronics Specialists Conference, Recife, Brazil, June 2005, pp. 2208-2215.
  66. K. Stanton and J.-S.Lai, "A Thermally Dependent Fuel Cell Model for Power Electronics Design," in Proc. of IEEE Power Electronics Specialists Conference, Recife, Brazil, June 2005, pp.1647-1651.
  67. J.-S. Lai, J. Zhang, H. Yu, X. Huang, C. Liu, and H. Kouns, "Source and Load Adaptive Design for a High-Power Soft-Switching Inverter," in Proc. of International Power Electronics Conference, Niigata, Japan, April 2005, pp. 593-598.
  68. M. Schenck, J.-S. Lai, and Ken Stanton, "Fuel Cell and Power Conditioning System Interactions," in Proc. of IEEE Applied Power Electronics Conference, Austin, TX, March 2005, pp. 114-120.
  69. C. Liu, A. Johnson, and J.-S. Lai, "Modeling and Control of a Novel Six-Leg Three-Phase High-Power Converter for Low-Voltage Fuel Cell Applications," in Proc. of IEEE Power Electronics Specialists Conference, Aachen, Germany, June 2004, pp. 4715-4721.
  70. J. Ferrell, J.-S. Lai, T. Nergaard, X. Huang, L. Zhu and R. Davis, "The Role of Parasitic Inductance in High-Power Planar Transformer Design and Converter Integration," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb 2004, pp. 510-515.
  71. X. Huang, J.-S. Lai, E. Pepa, "Analytical Evaluation of Modulation Effect on Three-Phase Inverter Differential Mode Noise Prediction," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb 2004, pp. 681-687.
  72. H. Kouns, J.-S. Lai, C. E. Konrad, Analysis of a Traction Induction Motor Drive Operating under Maximum Efficiency and Maximum Torque per Ampere Conditions," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb 2004, pp. 545-551.
  73. C. Liu, A. Johnson, and J.-S. Lai, " A Novel Three-Phase High-Power Soft Switched DC/DC Converter for Low Voltage Fuel Cell Applications," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb 2004, pp. 1365-1371.
  74. J. Reichl, D. Berning, A. Hefner, and J-S. Lai, "Six-Pack IGBT Dynamic Electro-Thermal Model: Parameter Extraction and Validation," in Proc. of IEEE Applied Power Electronics Conference, Anaheim, CA, Feb 2004, pp. 246-251.
  75. J.-S. Lai, X. Huang, S. Chen, T. Nehl, "Inverter EMI Modeling and Simulation Methodologies," in Proc. of IEEE Industrial Electronics Conference, Roanoke, VA, Nov. 2003, pp. 1533-1539.
  76. J.-S. Lai, "Power Electronics Applications in Renewable Energy Systems," in Proc. of IEEE Industrial Electronics Conference, Roanoke, VA, Nov. 2003, pp. 3025-3026.
  77. C. Smith, D. Urciuoli, M. Gilliom, E. Pepa, A. McLandrich, J.-S. Lai, "A Novel Three-Phase DC/DC Converter Based Power Conditioning for Solid-Oxide Fuel Cells," in Proc. of Special Session of 2003 Fuel Cell Seminar, Miami, FL, Nov. 2003, pp. 8-15.
  78. D. Berning, J. Reichl, A. Hefner, M. hernandez, C. Ellenwood and J.-S. Lai, "High Response IGBT Module Transient Thermal Response Measurements for Model Validation," Proc. of IEEE Industry Applications Conference, Salt Lake City, UT, Oct. 2003, pp. 1826-1832.
  79. X. Huang, E. Pepa, J.-S. Lai, S. Chen, T. W. Nehl, "Three-Phase Inverter Differential Mode EMI Modeling and Prediction in Frequency Domain," Proc. of IEEE Industry Applications Conference, Salt Lake City, UT, Oct. 2003, pp. 2048-2055.
  80. X. Huang, E. Pepa, J.-S. Lai, A. R. Hefner, D. W. Berning, S. Chen and T. W. Nehl, "EMI Characterization with Parasitic Modeling for a Permanent Magnet Motor Drive," Proc. of IEEE Industry Applications Conference, Salt Lake City, UT, Oct. 2003, pp. 416-423.
  81. S. Sirisukprasert, A. Q. Huang and J.-S. Lai, "Modeling, Analysis and Control of Cascaded-Multilevel Converter Based STATCOM," in Proc. of IEEE Power Engineering Society General Meeting, Toronto, Ontario, Canada, July 2003, pp. 2561-2568.
  82. C. Liu, J.-S. Lai, C. Smith, H.Yu, J. Black and J. Gander, "Control Design For A High Performance Amplitude/Phase Modulated Digital-To-Synchro Switching Power Converter," in Proc. of IEEE Power Electronics Specialists Conference, Acapulco, Mexico, June 2003, pp. 1671-1676.
  83. H. Yu, J.-S. Lai, J. Zhao and B. Wright, "Gate Driver Based Soft-Switching for SiC BJT Inverter," in Proc. of IEEE Power Electronics Specialists Conference, Acapulco, Mexico, June 2003, pp. 1857-1862.
  84. J.-S. Lai, "Designing the Next Generation Distribution Transformers: New Power Electronic-Based Hybrid and Solid-State Design Approaches," in Proc. of IASTED Power and Energy Systems Conference, Palm Spring, CA, Feb. 2003, pp. 262-267.
  85. S. Chen, T. W. Nehl, J.-S. Lai, X. Huang, E. Pepa, R. DeDoncker and I. Voss, "Towards EMI Prediction of a PM Motor Drive for Automotive Applications," in Proc. of IEEE Applied Power Electronics Conference, Miami, FL, Feb. 2003, pp. 14-22.
  86. X. Huang, T. Nergaard, J.-S. Lai, X. Xu and L. Zhu, "A DSP Based Controller for High-Power Interleaved Boost Converters," in Proc. of IEEE Applied Power Electronics Conference, Miami, FL, Feb. 2003, pp. 327-333.
  87. H. Yu, J.-S. Lai, X. Huang, J. Zhao, J. Zhang, X. Hu, J. Carter, and L. Fursin, "A Gate Driver Based Soft-Switching SiC Bipolar Junction Transistor," in Proc. of IEEE Applied Power Electronics Conference, Miami, FL, Feb. 2003, pp. 968-976.
  88. H. Zhu, B. Arnet, L. Haines, E. Shaffer, J.-S. Lai, "Grid Synchronization Control without AC Voltage Sensors," in Proc. of IEEE Applied Power Electronics Conference, Miami, FL, Feb. 2003, pp. 172-178.
  89. J.-S. Lai, X. Huang, S. Chen and T. Nehl, "EMI Characterization and Simulation with Parasitic Models for a Low-Voltage High Current AC Motor Drive," in Proc. of IEEE Industry Applications Conference, Pittsburgh, PA, Oct. 2002, pp. 2548-2554.
  90. J.-S. Lai, H. E. Kouns, J. Bond, "A Low-Inductance DC Bus Capacitor for High Power Traction Motor Drive Inverters," in Proc. of IEEE Industry Applications Conference, Pittsburgh, PA, Oct. 2002, pp. 955-966.
  91. T. A. Nergaard, H. E. Kouns, J.-S. Lai, and C. E. Konrad, "Optimal System Efficiency Operation of an Induction Motor Drive," in Proc. of IEEE Industry Applications Conference, Pittsburgh, PA, Oct. 2002, pp. 826-831.
  92. J. J. Rodriguez, J. Reichl, A. Hefner, D. Berning, M. Velez-Reyes, and J.-S. Lai, "Thermal Component Models for Electro-thermal Analysis of Multichip Power Modules," in Proc. of IEEE Industry Applications Conference, Pittsburgh, PA, Oct. 2002, pp. 234-241.
  93. H. Yu, J.-S. Lai, X. Li, Y. Luo, L. Fursin, J. H. Zhao, P. Alexandrov, B. Wright, and M. Weiner, "An IGBT and MOSFET Gated SiC Bipolar Junction Transistor," in Proc. of IEEE Industry Applications Conference, Pittsburgh, PA, Oct. 2002, pp. 2609-2613.
  94. X. Huang, X. Wang, J. Ferrell, T. Nergaard, J.-S. Lai, X. Xu, and L. Zhu, "Parasitic Ringing and Design Issues of High Power Interleaved Boost Converters," in Proc. of IEEE Power Electronics Specialists Conference, Cairns, Australia, June 2002, pp. 30-38.
  95. J. Kim, J.-S. Lai, and C. E. Konrad, "Thermal Interface Void Reduction Techniques for Direct-Soldered Power Modules," in Proc. of IEEE Power Electronics Specialists Conference, Cairns, Australia, June 2002, pp. 743-747.
  96. C. Liu, T. Nergaard, L. Leslie, J. Ferrell, X. Huang, T. Shearer, J. Reichl and J.-S. Lai, and J. Bates, Power Balance Control And Voltage Conditioning For Fuel Cell Converter With Multiple Sources," in Proc. of IEEE Power Electronics Specialists Conference, Cairns, Australia, June 2002, pp. 2001-2006.
  97. T. Nergaard, J. Ferrell, L. Leslie, and J.-S. Lai, "Design Considerations for a 48 V Fuel Cell to Split Single Phase Inverter System with Ultracapacitor Energy Storage," in Proc. of IEEE Power Electronics Specialists Conference, Cairns, Australia, June 2002, pp. 2007-2012.
  98. X. Wang and J.-S. Lai, "Small-Signal Modeling and Control for PWM Control of Switched Reluctance Motor Drives," in Proc. of IEEE Power Electronics Specialists Conference, Cairns, Australia, June 2002, pp. 546-551.
  99. C. Liu, H. Yu, C. Smith and J.-S. Lai, "A High Performance Amplitude/Phase Modulated Digital-To-Synchro Switching Power Converters Using ADMC401 DSP," in Proc. of IEEE Workshop on Computers in Power Electronics, Mayaguez, Puerto Rico, June 2002.
  100. P. Duncan, L. G. Leslie, J. F. Ferrell, W. L. Cornwell, J. A. Schoreder, J.-S. Lai, and T. Nergaard, "An Optically Isolated HV-IGBT Based Mega-Watt Cascade Inverter Building Block for DER Applications," in Proc. of Electrical Energy Storage Systems - Applications and Technology (EESAT), San Francisco, CA, April 2002, pp. 52-61.
  101. S. Sirisukprasert, Z. Xu, B. Zhang, J.-S. Lai, and A. Q. Huang, "A High-Frequency 1.5 MVA H-Bridge Building Block for Cascaded Multilevel Converters using Emitter Turn-Off Thyristerin," in Proc. of IEEE Applied Power Electronics Conference, Dallas, TX, Feb. 2002, pp. 27-32.
  102. A. Hefner, D. Berning, T. McNutt, A. Mantooth, J.-S. Lai, R. Singh, "Characterization and Modeling of Silicon-Carbide Power Devices," in Proc. of International Semiconductor Device Research Symposium, Washington, DC, Dec. 2001, pp. 568 - 571.
  103. W. Dong, J-Y. Choi, Y. Li, D. Boroyevich, F. C. Lee, J.-S. Lai, "Comparative Experimental Evaluation of Soft-Switching Inverter Techniques for Electric Vehicle Drive Applications," in Proc. of IEEE Industy Applications Conference, Chicago, IL, Sep. 2001, pp. 1469-1476.
  104. J.-S. Lai, X. Huang, H. Yu, A. Hefner, D. Berning, R. Singh, "High Current SiC JBS Diode Characterization for Hard- and Soft-Switching Applications," in Proc. of IEEE Industry Applications Conference, Chicago, IL, Sep. 2001, pp. 384-390.
  105. B.-M. Song, S. Gurol, C.-Y. Jeong, D.-W. Yoo, J.-S. Lai, "A Soft-Switching High-Voltage Active Power Filter with Flying Capacitors for Urban Maglev System Applications," in Proc. of IEEE Industry Applications Conference, Chicago, IL, Sep. 2001, pp. 1461-1469.
  106. H. Yu, X. Huang and J.-S. Lai, "A Novel Load Adaptive Zero Voltage Switching Utilizing Diode Reverse Recovery Current for Soft-Switching Choppers," Proc. of IEEE Industry Applications Conference, Chicago, IL, Sep. 2001, pp. 1845-1850.
  107. W. Dong, J, Choi, H. Yu, F. Lee, D. Boroyevich and J.-S. Lai, "Comprehensive Evaluation of Auxiliary Resonant Commutated Pole lnverter for Electric Vehicle Applications," in Proc. of IEEE Power Electronics Specialists Conference, Vancouver, Canada, June 2001, pp. 625-630.
  108. X. Huang, H. Yu, J.-S. Lai, A. R. Hefner, Jr. and D. W. Berning, "Characterization of Paralleled Super Junction MOSFET Devices Under Hard and Soft-Switching Conditions," in Proc. of IEEE Power Electronics Specialists Conference, Vancouver, Canada, June 2001, pp. 2145-2150.
  109. S. Sirisukprasert, J.-S. Lai, T. H. Liu, "A Novel Cascaded Multilevel Converter Drive System with Minimum Number of Separated DC Sources," in Proc. of IEEE Power Electronics Specialists Conference, Vancouver, Canada, June 2001, pp. 1346-1350.
  110. H. Yu, X. Huang and J.-S. Lai, "A Load Adaptive Zero Voltage Switching Utilizing Diode Reverse Recovery Current for Soft-Switching Choppers and Inverters," in Proc. of IEEE Power Electronics Specialists Conference, Vancouver, Canada, June 2001, pp. 146-151.
  111. W. Dong, H. Yu, F. C. Lee and J.-S. Lai, "Generalized Concept of Load Adaptive Fixed Timing Control for Zero-Voltage-Transition Inverters," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Anaheim, CA, March 2001, pp. 179-185.
  112. A. Hefner, D. Berning, J.-S. Lai, C. Liu, "Silicon Carbide Merged PiN Schottky Diode Switching Characteristics and Evaluation for Power Supply Applications," in Proc. of IEEE Industry Applications Conference, Rome, Italy, Oct. 2000, pp. 2948-2954.
  113. X. Jia, J.-S. Lai, B. M. Song, "Analysis of Polyphase Brushless Exciter," in Proc. of IEEE Industry Applications Conference , Rome, Italy, Oct. 2000, pp. 545 - 551.
  114. S. Sirisukprasert, T. H. Liu, J.-S. Lai, "Optimum Harmonic Reduction with a Wide Range of Modulation Indexes for Multilevel Converters," in Proc. of IEEE Industry Applications Conference, Rome, Italy, Oct. 2000, pp. 2094-2099.
  115. B.-M. Song, J.-H. Kim, J.-S. Lai, K.-C. Seong, H.-J. Kim and S.-S. Park, "A Multilevel Soft-Switching Inverter with Inductor Coupling," in Proc. of IEEE Industry Applications Conference, Rome, Italy, Oct. 2000, pp. 2100-2107.
  116. C. Liu, J.-S. Lai, F. C. Lee, D. Chen and R. Zhang, "Common-Mode Components Comparison for Different SVM Schemes in Three-Phase Four-Legged Converter," in Proc. of IEEE International Power Electronics and Motion Control Conference, Beijing, China, August 2000, pp. 633-638.
  117. H. Yu, W. Dong, B.-M. Song and J.-S. Lai, "Variable Timing Control for Coupled-Inductor Feedback ZVT Inverter," in Proc. of IEEE International Power Electronics and Motion Control Conference, Beijing, China, August 2000, pp. 1138-1143.
  118. R. Zhou, J.-S. Lai, "Low-Speed Performance Comparison of Induction Motor Sensorless Control Methods," in Proc. of IEEE Workshop on Computers in Power Electronics, Blacksburg, VA, August 2000, pp. 247-252.
  119. W. Dong, D. Peng, H. Yu, F. C. Lee and J.-S. Lai, "A Simplified Control Scheme for Zero Voltage Transition (ZVT) Inverter Using Coupled Inductors," in Proc. of IEEE Power Electronics Specialists Conference, Galway, Ireland, June 2000, pp. 1221-1226.
  120. Y. Li, F. C. Lee, J.-S. Lai and D. Boroyevich, "A Low-Cost Three-Phase Zero-Current-Transition Inverter with Three Auxiliary Switches," in Proc. of IEEE Power Electronics Specialists Conference, Galway, Ireland, June 2000, pp. 527-532.
  121. K. Wang, J.-S. Lai, F. C. Lee, "Design, Implementation, and Experimental Results of Bi-directional Full-bridge DC/DC Converter with Unified Soft-switching Scheme and Soft-starting Capability," in Proc. of IEEE Power Electronics Specialists Conference, Galway, Ireland, June 2000, pp. 1058-1063.
  122. R. Singh, S.-H. Ryu, J. W. Palmour, A. R. Hefner, J.-S. Lai, "1500 V, 4 Amp 4H-SiC JBS Diodes," in Proc. of International Symposium on Power Semiconductor Devices and ICs, Toulouse, France, May 2000. pp. 1-5.
  123. W. Dong, D. Peng, H. Yu, J.-S. Lai, F.C. Lee, "An Improved Zero-Voltage-Transition Inverter Using Coupled Inductors," in Proc. of International Power Electronics Conference, Tokyo, Japan, April 2000, pp. 1621-1626.
  124. W. Dong, H. Yu, F.C. Lee, and J.-S. Lai, "A Novel Load Adaptive Soft-Switching Control for Delta-Configured Resonant Snubber Inverter," in Proc. of International Power Electronics Conference, Tokyo, Japan, April 2000, pp. 2214-2219.
  125. J.-S. Lai, "Soft-Switching Inverters for Electric Propulsion Drives with Consideration of Motor Types," in Proc. of International Power Electronics Conference, Tokyo, Japan, April 2000, pp. 1973-1978.
  126. B. M. Song, N. Yadlapalli, J.-S. Lai, "Novel Auxiliary Resonant Snubber Converter for Switched Reluctance Motor Drives," in Proc. of International Power Electronics Conference, Tokyo, Japan, April 2000, pp. 560-565.
  127. W. Dong, J.-Y. Choi, Y. Li, H. Yu, J.-S. Lai, D. Boroyevich and F. C. Lee, "Efficiency Considerations of Load Side Soft-switching lnverters for Electric Vehicle Applications," in Proc. of IEEE Applied Power Electronics Conference, New Orleans, LA, Feb. 2000, pp. 1049-1055.
  128. C. Liu, D. Peng, J.-S. Lai, F. C. Lee, D. Boroyevich and R. Zhang, "Four-Legged Converter 3-D SVM Scheme Over-Modulation Study," in Proc. of IEEE Applied Power Electronics Conference, New Orleans, LA, Feb. 2000, pp. 562-568.
  129. Y. Li, F. C. Lee, J.-S. Lai and D. Boroyevich, "A Novel Three-phase Zero-Current-Transition and Quasi-Zero-Voltage-Transition (ZCT- QZVT) Inverter/Rectifier with Reduced Stresses on Devices and Components," in Proc. of IEEE Applied Power Electronics Conference, New Orleans, LA, Feb. 2000, pp. 1030-1036.
  130. K. Wang, F. C. Lee, J.-S. Lai, "Operation Principles of Bi-directional Full-Bridge DC/DC Converter with Unified Soft-Switching Scheme and Soft-Starting Capability," in Proc. of IEEE Applied Power Electronics Conference, New Orleans, LA, Feb. 2000, pp. 111 - 118.
  131. L. Zhu, K. Wang, J.-S. Lai, F. C. Lee, "New Start-up Schemes for Isolated Full-Bridge Boost Converters," in Proc. of IEEE Applied Power Electronics Conference, New Orleans, LA, Feb. 2000, pp. 309 - 313.
  132. J.-S. Lai, B. M. Song, R. Zhou, A. Hefner, D. Berning, and C. Shen, "Characteristics and Utilization of a New Class of Low On-Resistance MOS-Gated Power Device," in Proc. of IEEE Industry Applications Conference, Phoenix, AR, Oct. 1999, pp.1073 - 1079.
  133. B. M. Song and J.-S. Lai, "A Novel Two-Quadrant Soft-Switching Converter with One Auxiliary Switch for High Power Applications," in Proc. of IEEE Industry Applications Conference, Phoenix, AR, Oct. 1999, pp. 2003 - 2008.
  134. B. M. Song, H. Zhu, J.-S. Lai, and A. Hefner, "Switching Characteristics of NPT- and PT- IGBTs under Zero-Voltage Switching Conditions," in Proc. of IEEE Industry Applications Conference, Phoenix, AR, Oct. 1999, pp. 722 - 728.
  135. H. Zhu, J.-S. Lai, and A. Hefner, "Modeling Based Examination of Conducted EMI Emissions from Hard- and Soft-Switching PWM Inverters," in Proc. of IEEE Industry Applications Conference, Phoenix, AR, Oct. 1999, pp. 1879 - 1886.
  136. H. Yu, B. M. Song, and J.-S. Lai, "Design of a Novel ZVT Soft-Switching Chopper," in Proc. of IEEE Power Electronics Specialists Conference, Charleston, SC, June 1999, pp. 287 - 292.
  137. H. Zhu, J.-S. Lai, A. Hefner, C. Chen, "Analysis of Conducted EMI Emissions from PWM Inverter Based on Empirical Models and Comparative Experiments," in Proc. of IEEE Power Electronics Specialists Conference, Charleston, SC, June 1999, pp. 861 - 867.
  138. B. M. Song, J.-S. Lai, and S. K. Kwon, " Design Criteria of the Auxiliary Resonant Snubber Inverter Using Load-Side Circuit for Electric Propulsion Drives," in Proc. of International Conference on Power Electronics, Seoul, Korea, Oct. 26-31, 1998, pp. 37 - 42.
  139. Y. Tang, J.-S. Lai, C. Chen, "EMI Experimental Comparison of PWM Inverters Between Hard- and Soft-Switching Techniques," in Proc. of IEEE Workshop on Power Electronics in Transportation, Dearborn, MI, Oct. 1998, pp. 71 - 78.
  140. K. Wang, D. Qu, L. Zhu, J.-S. Lai, F. C. Lee, "Bi-Directional DC to DC Converters for Fuel Cell Systems," in Proc. of IEEE Workshop on Power Electronics in Transportation, Dearborn, MI, Oct. 1998, pp. 47 - 51.
  141. C. C. Chan, J.-S. Lai, et al., "Switching Characteristics and Efficiency Improvement with Auxiliary Resonant Snubber Based Soft-Switching Inverters," in Proc. of IEEE Power Electronics Specialists Conference, Fukuoka, Japan, May 1998, pp. 429-435.
  142. B. M. Song, S. L. Lee, and J.-S. Lai, "An Improved Three-Phase Auxiliary Resonant Snubber Inverter for AC Motor Drive Applications," in Proc. of IEEE Power Electronics Specialists Conference, Fukuoka, Japan, May 1998, pp. 423-428.
  143. H. Zhu, A. Hefner, and J.-S. Lai, "Characterization of Power Electronics System Interconnect Parasitics Using Time Domain Reflectometry," in Proc. of IEEE Power Electronics Specialists Conference, Fukuoka, Japan, May 1998, pp. 1937-1943.
  144. T. Key and J.-S. Lai, "IEEE and International Harmonic Standards Impact on Power Electronic Equipment Design," in Proc. of IEEE IInternational Conference on Industrial Electronics, New Orleans, LA, November 1997, pp. 430-436.
  145. X. Kun, F. C. Lee, J.-S. Lai, T. Gurjit and D. Boroyevich, "Adjustable Speed Drive Neutral Voltage Shift and Grounding Issues in a DC Distributed System," in Proc. of IEEE Industry Applications Conference, New Orleans, LA, Oct. 1997, pp. 517-524.
  146. J.-S. Lai, "Fundamentals of a New Family of Auxiliary Resonant Snubber Inverters," in Proc. Of IEEE International Conference on Industrial Electronics, New Orleans, LA, Nov. 1997, pp. 645-650.
  147. J.-S. Lai, "Recent Motor Drive Compatibility and Application Issues," in Proc. of Advanced Materials and Related Technologies, Taejon, Korea, May 1997, pp. C-26-C-32.
  148. F. Z. Peng and J.-S. Lai, "Application Considerations and Compensation Characteristics of Shunt Active and Series Active Filters in Power Systems," in Proc. of IEEE International Conference on Harmonics and Quality of Power, Las Vegas, NV, Oct. 1996, pp. 451-456.
  149. F. Z. Peng and J.-S. Lai, "Reactive Power and Harmonic Compensation Based on the Generalized Instantaneous Reactive Power Theory for Three-Phase Power Systems," in Proc. Of IEEE International Conference on Harmonics and Quality of Power, Las Vegas, NV, Oct. 1996, pp. 961-967.
  150. J.-S. Lai and T. Key, "Effectiveness of Harmonic Mitigation Equipment for Commercial Office Buildings," in Proc. of IEEE Industry Applications Conference, San Diego, CA, October 1996, pp. 2244-2250.
  151. F. Z. Peng and J.-S. Lai, "Dynamic Performance and Control of a Static VAR Generator Using Cascade Multilevel Inverters," in Proc. of IEEE Industry Applcations Conference, San Diego, CA, Oct. 1996, pp. 967-972.
  152. J.-S. Lai, "Resonant Snubber Based Soft-Switching Inverters for Electric Propulsion Drives," in Proc. of IEEE Industrial Electronics Conference, Taipei, Taiwan, Aug. 1996, pp. 47-52.
  153. J.-S. Lai, "Practical Design Methodology of Auxiliary Resonant Snubber Inverters," in Proc. of IEEE Power Electronics Specialists Conference, Baveno, Italy, June 1996, pp. 432-437.
  154. T. Key and J.-S. Lai, "Costs and Benefits of Harmonic Current Reduction for Switch-Mode Power Supplies in a Commercial Office Building," in Proc. of IEEE Industry Applications Conference, Orlando, FL, Oct. 1995, pp. 1101-1108.
  155. J.-S. Lai and F. Z. Peng, "Multilevel Converters - A New Breed of Power Converters," in Proc. of IEEE Industry Applications Conference, Orlando, FL, Oct. 1995, pp. 2348-2356.
  156. J.-S. Lai, R. W. Young, Sr., G. W. Ott, Jr., J. W. McKeever and F. Z. Peng, "A Delta Configured Auxiliary Resonant Snubber Inverter," in Proc. of IEEE Industry Applications Conference, Orlando, FL, Oct. 1995, pp. 2618-2624.
  157. F. Z. Peng, J.-S. Lai, J. McKeever and J. VanCoevering, "A Multilevel Voltage-Source Inverter with Separate DC Sources for Static Var Generation," in Proc. of IEEE Industry Applications Conference, Orlando, FL, Oct. 1995, pp. 2541-2548.
  158. J.-S. Lai, F. Z. Peng and J. P. Stovall, "Multilevel Converter for Power System Applications," in Proc. of International Council on Large Electric Systems, Montreal, Canada, Sept. 1995, pp. 7.3.1-7.3.7.
  159. J.-S. Lai, R. W. Young, G. W. Ott, Jr. and J. W. McKeever, "Efficiency Modeling and Evaluation of a Resonant Snubber Based Soft-Switching Inverter for Motor Drive Applications," in Proc. of IEEE Power Electronics Specialists Conference, Atlanta, GA, June 1995, pp. 943-949.
  160. F. Z. Peng, J.-S. Lai, J. McKeever and J. VanCoevering, "A Multilevel Voltage-Source Converter System With Balanced DC Voltages," in Proc. of IEEE Power Electronics Specialists Conference, Atlanta, GA, June 1995, pp. 1144-1150.
  161. J.-S. Lai, R. W. Young, Sr., G. W. Ott, Jr., C. P . White, J. W. McKeever and D. Chen, "A Novel Resonant Snubber Based Soft-Switching Inverter," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Dallas, TX, March 1995, pp. 797-803.
  162. F. Z. Peng, T. Fukao and J.-S. Lai, "Low Speed Performance of Robust Speed Identification Using Instantaneous Reactive Power for Tacholess Vector Control of Induction Motors," in Proc. of IEEE Industry Applications Society Annual Meeting, Denver, CO, Oct. 1994, pp. 509-514.
  163. J.-S. Lai and F. Z. Peng, "Power System Compatible Converters for Mass Transit Systems," in Proc. of Mass Transit System Compatibility Conference, Dallas, TX, Sept. 1994, pp. 285-294.
  164. F. Z. Peng and J.-S. Lai, "Reactive Power Compensation Using a Staircase Waveform Multilevel Inverter," in Proc. of Power Quality/PCIM Conference, Dallas, TX, Sept. 1994, pp. 58-66.
  165. J.-S. Lai, "Power Electronics System Modeling and Simulation," in Proc. of IEEE Workshop on Computers in Power Electronics, Trois-Rivieres, Quebec, Aug. 1994, pp. 45-55.
  166. J.-S. Lai, R. W. Young and J. McKeever, "Efficiency Consideration of DC Link Soft-Switching Inverters for Motor Drive Applications," in Proc. of IEEE Power Electronics Specialists Conference, Taipei, Taiwan, June 1994, pp. 1003-1010.
  167. R. W. Young, J.-S. Lai, G. W. Ott, C. P. White and D. J. Adams, "Thermal Calculations for Sinusoidal Pulse Width Modulation Inverters," in Proc. of IEEE SouthCon, Orlando, FL, March 1994, pp. 540-545.
  168. J.-S. Lai, "Super Capacitors and Their Applications," in Proc. of EPRI/PEAC Power Electronics Applications Center Conference, San Diego, CA, Nov. 1993, pp. 97-103.
  169. D.-S. Chen and J.-S. Lai, "A Study of Power Correction Boost Converter Operating at CCM-DCM Mode," in Proc. of IEEE Southeastcon, Charlotte, NC, Apr. 1993.
  170. J.-S. Lai and D. Chen, "Design Consideration for Power Factor Correction Boost Converter Operating at the Boundary of Continuous Conduction Mode and Discontinuous Conduction Mode," in Proc. of IEEE Applied Power Electronics Conference and Exposition, San Diego, CA, March 1993, pp. 267-273.
  171. J.-S. Lai, R. Ferrell and C.-H. Hsieh, "A High Frequency Zero-Voltage Switching Welding Power Supply," in Proc. of Power Conversion Intelligent Motion (PCIM) Conference, Irvine, CA, Sept. 1992, pp. 76-80.
  172. F. Martzloff and J.-S. Lai, "Coordinating Cascaded Surge-Protective Devices: Coordination Versus the IEC 664 Staircase," in Proc. of Power Quality Applications (PQA) Conference, Atlanta, GA, Sept. 1992, pp. 797-803.
  173. J.-S. Lai, S. Levy and F. Rose, "High Energy Density Double-Layer Capacitors for Energy Storage Applications," in Proc. of 7th Annual Battery Conference on Applications and Advances, Long Beach, CA, Jan. 1992, pp. 56-61.
  174. J.-S. Lai, "Surge Testing for MOS-Controlled Thyristors," in Proc. of Interagency Device and Component Workshop, Cleveland, OH, Nov. 1991, pp. 41-51.
  175. T. Key, T. Gruzs, J.-S. Lai and H. Sitzlar, "Compatibility at the Utility Interface: the UC Concept Applied to Surge Protection Systems," in Proc. of Power Quality Applications (PQA), Paris, France, Oct. 1991, pp. 516-521.
  176. F. Martzloff and J.-S. Lai, "Cascading Surge-Protective Devices: Coordination Versus the IEC 664 Staircase," in Proc. of Power Quality Applications (PQA), Paris, France, Oct. 1991, pp. 256-262.
  177. J.-S. Lai and F. Martzloff, "Coordinating Cascaded Surge Protection Devices: High-Low Versus Low-High," in Proc. of IEEE Industry Applications Society Annual Meeting, Dearborn. MI, Sept./Oct. 1991, pp. 1812-1819.
  178. S. Levy and J.-S. Lai, "Pulse Power for Science and Industry," in Proc. of PCIM Power Quality, Universal City, CA, Sept. 1991, pp. 167-171.
  179. J.-S. Lai, "Performance Criteria for Cascading Surge Protective Devices," in Proc. of Open Forum on Surge Protection Application, Gaithersburg, MD, June 1991, pp. 147-160.
  180. T. Key and J.-S. Lai, "Comparison of Standards Limiting Harmonic Distortion in Power Systems," in Proc. of IEEE Industrial and Commercial Power Systems Technical Conference, Memphis, TN, May 1991, pp. 57-62.
  181. J.-S. Lai, D. Hurst and T. Key, "Switch-Mode Power Supply Power Factor Improvement Via Harmonics Elimination Methods," in Proc. of IEEE Applied Power Electronics Conference and Exposition, Dallas, TX, March 1991, pp. 415-422.
  182. J.-S. Lai and B. K. Bose, "A PC-Based Simulation and DSP-Based Control of an Improved High Frequency Resonant DC Link Inverter Induction Motor Drive," in Proc. of IEEE Conference of the Industrial Electronics Society, Pacific Grove, CA, Nov. 1990, pp. 882-888.
  183. J.-S. Lai and B. K. Bose, "High Frequency Quasi-Resonant DC Voltage Notching Inverter for AC Motor Drives," in Proc. of IEEE Industry Applications Society Annual Meeting, Seattle, WA, Oct. 1990, pp. 1202-1207.
  184. J.-S. Lai and B. K. Bose, "An Induction Motor Drive Using an Improved High Frequency Resonant DC Link Inverter," in Proc. of IEEE Power Electronics Specialists Conference, San Antonio, TX, June 1990, pp. 792-799.
  185. J.-S. Lai, "SIMNON Simulation for Induction Motor Drives," in Proc. of IEEE Southeastern Symposium on System Theory, Cookeville, TN, March 1990, pp. 488-493.
  186. J.-S. Lai, J. M. Bailey, R. W. Young, C. W. Sohns and R. A. Hawsey, "Optimum Current Control for a High Speed Axial-Gap Permanent Magnet Synchronous Motor," in Proc. of IEEE Industry Applications Society Annual Meeting, San Diego, CA, Oct. 1989, pp. 767-772.
  187. J.-S. Lai and B. K. Bose, "An Improved Resonant DC Link Inverter for Induction Motor Drives," in Proc. of IEEE Industry Applications Society Annual Meeting, Pittsburgh, PA, Oct. 1988, pp. 742-748.
  188. J. D. Birdwell, G. Chang, P. Hansen, L. Hong, J.-S. Lai and G. V. Murphy, "Teaching with the CASCADE Computer-Aided Control System Design Environment," in Proc. of IEEE Southeastern Symposium on System Theory, Clemson, SC, March 1987, pp. 376-382.
  189. J.-S. Lai, J. S. Lawler and J. D. Birdwell, "Internally Balanced Analysis of Power System Equivalents," in Proc. of IEEE Southeastern Symposium on System Theory, Knoxville, TN, April 1986, pp. 488-492.
  190. J.-S. Lai and J. C. Hung, "Practical Model Reduction Methods for Control and Instrumentation," in Proc. of IEEE Conference of the Industrial Electronics Society, San Francisco, CA, Nov. 1985, pp. 1337-1342.

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