Carl (Ngai Man) Ho, Ph.D. |
Professor and Associate Head (Electrical Engineering) Department of Electrical and Computer Engineering Canada Research Chair Canada Research Chair in Efficient Utilization of Electric Power |
List of Publications (last 6 years at UofM) Full Publication list Papers in Google Scholar Manitoba renewable energy data, measured by the RIGA Lab. Website. Underlined names = Supervised students at UofM
2024 1. J. Dadkhah, C. Ho, Y. Xu and J. Liu, “Comprehensive study and performance evaluation of an interleaved GaN-based PFC with magnetic component size reduction”, IEEE Trans. on Industrial Electronics,. (Early Access) (PDF) 2. J. Dadkhah, C. Ho, and K. Siu, “Three-phase Transformerless PV Inverter with Reconfigurable LCL Filter and Reactive Power Capability”, IEEE Trans. on Power Electronics. (Early Access) (PDF) 3. S. Jayamaha, C. Ho, and A. Rajapakse, “Parallel/Series Connected Standardized Active Switching Modules for High Power DCCBs in MVDC Networks”, IEEE Trans. on Power Electronics. (Early Access) (PDF) 2023 1. N. Ho, K. Siu, and D. Li, “Direct Current Circuit Breaker and Related Method”, US Patent Application, US2023005676 (A1), 05/01/2023. (PDF) 2. N. Ho, D. Li, and K. Siu, “Device for Electrically Interconnecting DC Microgrid with Higher Voltage DC BUS and Related Methods”, US Patent Application, US20230198296 (A1), 22/006/2023. (PDF) 2022 1. E. Bianda, T. Li, J. Huusari, and, N. Ho, “Full-Bridge Inverter with Unipolar Switching Scheme and its Method of Operation”, US Patent, US11277078 (B2) , 15/03/2022. (PDF) 2. R. Abdalaal, and C. Ho, “System Modeling and Stability Analysis of Single-Phase Transformerless UPQC Integrated Input Grid Voltage Regulation”, IEEE Journal of Emerging and Selected Topics in Industrial Electronics, vol. 3, no. 3, pp. 670-682, July 2022. (PDF) 3. I. Jayawardana, C. Ho, and Y Zhang, “A Comprehensive Study and Validation of a Power-HIL Testbed for Evaluating Grid-Connected EV Chargers”, IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 10, no. 2, pp. 2395-2410, April 2022. (PDF) 4. M. Pokharel, and C. Ho, “Development of Interface Model and Design of Compensator to Overcome Delay Response in a PHIL Setup for Evaluating a Grid-Connected Power Electronic DUT ”, IEEE Trans. on Industry Applications, vol. 58, no. 3, pp. 4109-4121, May-June 2022. (PDF) 5. J. Dadkhah, C. Ho, K. Siu and R. Li, “Magnetic Components Reduction in Three-phase PFC Converter by Using Reconfigurable LCL Filter”, IEEE Trans. on Power Electronics, vol. 37, no. 12, pp. 14926-14943, Dec. 2022. (PDF) 6. R. Eshkaftaki, and C. Ho, “Half Bridge Current Source Inverter Topology for Grid-Connected PV Applications” , IEEE ECCE22, Oct. 2022. 7. J. Dadkhah, C. Ho, K. Siu, and R. Li ,"Three-phase Transformerless PV Inverter with Reconfigurable LCL Filter", IEEE ECCE22, Oct. 2022. 2021 1. D. Li, and C. Ho, “A Module-Based Plug-n-Play Dc Microgrid with Fully Decentralized Control for IEEE Empower a Billion Lives Competition”, IEEE Trans. on Power Electronics, vol. 36, no. 2, pp. 1764-1776, Feb. 2021. (PDF) 2. K. Siu, C. Ho, and D. Li, “Design and Analysis of a Bidirectional Hybrid Dc Circuit Breaker using Ac Relays with Long Life Time”, IEEE Trans. on Power Electronics, vol. 36, no. 3, pp. 2889-2900, March 2021, (PDF) 3. I. Jayawardana, C. Ho, and Y. He, “Boundary Control with Corrected Second-order Switching Surface for Buck Converters Connected to Capacitive Loads”, IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 9, no. 1, pp. 183-196, Feb. 2021. (PDF) 4. M. Pokharel, and C. Ho, “Stability Analysis of Power Hardware in the Loop (PHIL) Architecture with Solar Inverter”, IEEE Trans. on Industrial Electronics, vol. 68, no. 5, pp. 4309-4319, May 2021. (PDF) 5. R. Abdalaal and C. Ho, “Characterization of Commercial LED Lamps for Power Quality Studies,” Canadian Journal of Electrical and Computer Engineering, vol. 44, no. 2, pp. 94-104, Spring 2021. (PDF) 6. D. Li, and C. Ho, “Decentralized PV-BES Coordination Control with Improved Dynamic Performance for Islanded Plug-n-Play Dc Microgrid”, IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 9, no. 4, pp. 4992-5001, Aug. 2021. (PDF) 7. I. Jayawardana, C. Ho, M. Pokharel, and G. Escobar’ “A Fast-Dynamic Control Scheme for a Power-Electronics-Based PV Emulator,” IEEE Journal of Photovoltaics. vol. 11, no. 2, pp. 485-495, March 2021 . (PDF) 8. R. Abdalaal, and C. Ho, “Analysis and Validations of Modularized Distributed TL-UPQC systems with Supervisory Remote Management System”, IEEE Trans. Smart Grid., vol. 12, no. 3, pp. 2638-2651, May 2021. (PDF) 9. Y. Xu, C. Ho, A. Ghosh, and D. Muthumuni “Design, Implementation and Validation of Electro-Thermal Simulation for SiC MOSFETs in Power Electronic Systems”, IEEE Trans. on Industry Applications, vol. 57, no. 3, pp. 2714-2725, May-June 2021. (PDF) 10. Y. Xu, C. Ho, A. Ghosh, and D. Muthumuni “Generalized Behavioral Modeling Methodology of Switch-Diode Cell for Power Loss Prediction in Electromagnetic Transient Simulation”, Energies, 2021; 14(5):1500. (PDF) (Invited Paper) 11. T. Eskilson, and C. Ho, "Power Electronics-based Power-HIL System for an EV Field Oriented Motor Controller", IEEE ECCE21, Oct. 2021. 12. D. Jayamaha, K. Siu, C. Ho, and A. Rajapakse, "Design and Development of Modular Hybrid DC Breaker Scheme for DC Distribution Systems", IEEE ECCE21, Oct. 2021. 13. I. Jayawardana, and C. Ho, "A Power Electronics-based Power HIL Real Time Simulation Platform for Evaluating PV-BES Converters on DC Microgrids", IEEE ECCE21, Oct. 2021. 14. J. Dadkhah, C. Ho, K. Siu, and R. Li ,"Three-Phase PFC Converter with Reconfigurable LCL Filter", IEEE ECCE21, Oct. 2021. 15. C. Ho, Y. Fang, Y. Xu, and I. Jayawardana, "Thermal-HIL Real-Time Testing Platform for Evaluating Cooling Systems in Power Rectifiers", IEEE ECCE21, Oct. 2021. 2020 1. N. Ho, R. Abdalaal, and H. Chung, “Transformerless Single-Phase Unified Power Quality Conditioner (UPQC) for Large Scale LED Lighting Networks,” US Patent, US10728981 (B2), 28/07/2020. (PDF) 2. K. Siu, and C. Ho, “Manitoba Rectifier - Bridgeless Buck-Boost PFC”, IEEE Trans. on Power Electronics, vol. 35, no. 1, pp. 403 - 414, Jan. 2020. (PDF) 3. K. Siu, C. Ho, and R. Li, “A Four-Quadrant Single-Phase Grid-Connected Converter with only Two High Frequency Switches”, IEEE Trans. on Industrial Electronics, vol. 67, no. 3, pp. 1899-1909, Mar. 2020. (PDF) 4. Y. Xu, C. Ho, A. Ghosh, and D. Muthumuni “An Electrical Transient Model of IGBT-Diode Switching Cell for Power Semiconductor Loss Estimation in Electromagnetic Transient Simulation”, IEEE Trans. on Power Electronics, vol. 35, no. 3, pp. 2979-2989, Mar. 2020. (PDF) 5. K. Siu and C. Ho, “System Model and Performance Evaluation of Single-Stage Buck-Boost Type Manitoba Inverter for PV Applications”, IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 8, no. 4, pp. 3457-3466, Dec. 2020. (PDF) 6. D. Li, and C. Ho, “A Delay-Tolerable Master-Slave Current-Sharing Control Scheme for Parallel-Operated Interfacing Inverters with Low-Bandwidth Communication”, IEEE Trans. on Industry Applications, vol. 56, no. 2, pp. 1575-1586, March-April 2020. (PDF) 7. K. Siu, and C. Ho, “Generalized Design Approach of a Family of Grid-connected Converters Based on Active Virtual Ground Technique for Single-phase Ac Microgrid Applications”, CPSS Trans. on Power Electronics and Applications, vol. 5, no. 3, pp. 203-212, Sept. 2020. (PDF) 8. A. Ghosh, C. Ho, J. Prendergast, and Y. Xu, “Conceptual Design and Demonstration of an Automatic System for Extracting Switching Loss and Creating Data Library of Power Semiconductors”, IEEE Open Journal of Power Electronics, vol. 1, pp. 431-444, 2020. (PDF) 9. R. Abdalaal, C. Ho, “A Supervisory Remote Management System for Parallel Operation of Modularized D-STATCOM”, IEEE APEC20, Mar. 2020. 10. M. Pokharel, and C. Ho, “Modelling and Experimental Evaluation of Ideal Transformer Algorithm Interface for Power Hardware in the Loop Architecture”, IEEE APEC20, Mar. 2020. 11. D. Li, C. Ho, K. Siu, and M. Pokharel, “A Module-Based Hierarchical Microgrid with a Bottom-Up Building Approach for Rural Electrification”, IEEE APEC20, Mar. 2020. 12. K. Siu, and C. Ho, “Reactive Power Modulation Strategy of a Single-stage Buck-boost-type Inverter”, IEEE ECCE20, Oct. 2020. 13. A. Ghosh, C. Ho, and K. Siu, “A Manitoba Converter based Bi-directional On-board charger for Plug-in Electric Vehicles”, IEEE ECCE20, Oct. 2020. 14. Y. Xu, C. Ho, and K. Siu, “The Efficiency Enhancement of a Single-phase Single-stage Buck-boost type Manitoba Inverter Using SiC MOSFETs for Residential PV Applications, IEEE ECCE-Asia20, Nov. 2020. 2019 1. N. Ho, K. Paatero, and N. Notari, “Uninterrupted Power Supply System with Precharge Converter”, US Patent, US10199859 (B2), Feb. 5, 2019. (PDF) 2. N. Ho and K. Siu, “Bi-directional electric power conversion circuit with bridgeless buck-boost circuit and reconfigurable capacitor-inductor filter circuit ”, US Patent, US10381953 (B2), Aug. 13, 2019. (PDF) 3. M. Pokharel, N. Hildebrandt, C. Ho, and Y. He, “A Fast Dynamic Unipolar Switching Control Scheme for Single Phase Inverters in DC Microgrids,” IEEE Trans. on Power Electronics, vol. 34, no. 1, pp. 916 - 927, Jan. 2019. (PDF) 4. M. Pokharel, A. Ghosh, and C. Ho, “Small-Signal Modelling and Design Validation of PV-Controllers with INC-MPPT using CHIL”, IEEE Trans. on Energy Conversion, vol. 34, no. 1, pp. 316 - 317, Mar. 2019. (PDF) 5. K. Siu, Y. He, C. Ho, H. Chung, and R. Li, “Advanced Digital Controller for Improving Input Current Quality of Integrated Active Virtual Ground-Bridgeless PFC”, IEEE Trans. on Power Electronics, vol. 34, no. 4, pp. 3921 - 3936, Apr. 2019. (PDF) 6. C. Ho, and K. Siu, “Manitoba Inverter – Single Phase Single-Stage Buck-Boost VSI Topology”, IEEE Trans. on Power Electronics, vol. 34, no. 4, pp. 3445 - 3456, Apr. 2019. (PDF) 7. Y. Zhou, C. Ho, and K. Siu, “A Fast MPPT Control Technique using Boundary Controller for PV Applications”, IEEE Journal of Photovoltaics, vol. 9, no. 3, pp. 849-857, May 2019. (PDF) 8. R. Abdalaal, C. Ho, C. Leung, and H. Chung, “A Remotely Central Dimming System for a Large-Scale LED Lighting Network Providing High Quality Voltage and Current,” IEEE Trans. on Industry Applications, vol. 55, no. 5, pp. 5455-5465, Sept.-Oct. 2019. (PDF) 9. D. Li, C. Ho, and K. Siu, “A Method for Solving Current Unbalance Problem of Paralleled Single-Phase Grid-connected Unipolar-PWM Inverters with Common DC Bus”, IEEE Trans. on Industry Applications, vol. 55, no. 6, pp. 7595-7603, Nov.-Dec. 2019. (PDF) 10. Y. Xu, C. Ho, A. Ghosh, and D. Muthumuni “A Datasheet-Based Behavioral Model of SiC MOSFET for Power Loss Prediction in Electromagnetic Transient Simulation ”, IEEE APEC19, Mar. 2019. 11. K. Siu, and C. Ho, “Transformerless Grid-connected Converters using Active Virtual Ground Technique for Single-phase Microgrids”, IEEE SEGE19, Aug. 2019. (Best Paper Award) 12. I. Jayawardana, C. Ho, and M. Pokhrel, “Design and Implementation of Switch-mode Solar Photovoltaic Emulator using Power-Hardware-in-the-loop Simulations for Grid Integration Studies”, IEEE ECCE19, Sept. 2019. 13. Z. Zhang, C. Ho, and W. Xiao “A FPGA-based Switch-mode Power Amplifier using Boundary Controller to achieve High System Bandwidth”, IEEE ECCE19, Sept. 2019. 14. H. Umar-Lawal, C. Ho, and K. Siu, “An Isolated Single-Stage Micro-Inverter Topology with Integrated Magnetic Components”, IEEE ECCE19, Sept. 2019. 15. A. Ghosh, C. Ho, and J. Prendergast, “A Cost-effective, Compact, Automatic Testing System for Dynamic Characterization of Power Semiconductor Devices”, IEEE ECCE19, Sept. 2019. 2018 1. D. Li, C. Ho, L. Liu, and G. Escobar, “Reactive Power Control for Single-phase Grid-tie Inverters using Quasi Sinusoidal Waveform,” IEEE Trans. on Sustainable Energy, vol. 9, no. 1, pp. 3-11, Jan. 2018. (PDF) 2. R. Li, C. Ho, and C. Xu “Active Virtual Ground - Single Phase Transformerless Grid-Connected Voltage Source Inverter Topology,” IEEE Trans. on Power Electronics, vol. 33, no. 2, pp. 1335 - 1346, Feb. 2018. (PDF) (Second Place Winner Prize Paper Awards) 3. G. Escobar, P.R. Martinez-Rodriguez, C. Ho, J.M. Sosa, and M.J. Lopez-Sanchez, “Design of a current reference for an inverter-side current controller of a single-phase LCL-based grid-connected inverter”, International Trans. on Electrical Energy Systems, vol. 28, no. 1, e2476, Jan. 2018. 4. Y. Xu, C. Ho, A. Ghosh, and D. Muthumuni “A Behavioral Transient Model of IGBT Module for Switching Cell Power Loss Estimation in Electromagnetic Transient Simulation”, IEEE APEC18, Mar. 2018. 5. R. Shen, W. Xiao, B. Zhang, D. Qiu, and C. Ho, “Load Detection Method and Control of Class-E Inverter for Dynamic Wireless Power Transfer”, IEEE WoW18, Jun. 2018. 6. J. Luo, W. Xiao, B. Zhang, D. Qiu, and C. Ho, “'Design of Magnetic Coupling Resonant Wireless Charging System for Cable Tunnel Inspection Robot”, IEEE MTT-S WPTC2018, Jun. 2018. 7. D. Li, and C. Ho, “Master-Slave Control of Parallel-Operated Interfacing Inverters Based on Digital Wireless Communication”, IEEE ECCE18, Sept. 2018. 8. K. Siu, and C. Ho, “Small-Signal Modelling and Stability Study of a Single Stage Buck-Boost Inverter for PV Application”, IEEE ECCE18, Sept. 2018. 9. R. Abdalaal, and C. Ho, “A Remotely Control Dimming System for LED lamps with Power Factor Correction”, IEEE ECCE18, Sept. 2018. 10. J. Hu, W. Xiao, D. Qiu, B. Zhang and C. Ho, “A Single Phase Hybrid Interleaved Parallel Boost PFC Converter”, IEEE ECCE18, Sept. 2018. 11. H. Li, A. Gole, and C. Ho, “Controller Implementation and Performance Evaluation of a High Power Three-Phase Active Power Filter using Controller Hardware-in-the-Loop Simulation,” IEEE EPEC18, Oct. 2018. 12. K. Siu, and C. Ho, “Operation of Combined HF and LF Boost Inductors in PFC”, IEEE PEAC18, Nov. 2018. 13. J. Hu, W. Xiao, D. Qiu, B. Zhang and C. Ho, “Low CM leakage Current and High Efficiency H6 Inverter with Active Clamping for Transformerless PV System”, IEEE IECON18, Oct. 2018. 2017 1. L. Serpa, F. Canales, N. Ho, and A. Coccia, “Non-isolated DC-DC Converter for Solar Power Plant ”, EU Patent, EP2367275 (B1) , Oct. 25, 2017. (PDF) 2. G. Escobar, S. Pettersson, C. Ho, and R. Rico-Camacho, “Multi-sampling maximum power point tracker (MS-MPPT) to compensate irradiation and temperature changes”, IEEE Trans. on Sustainable Energy, vol. 8 no. 3, pp. 1096 - 1105, Aug. 2017. 3. Y. He, H. Chung, C. Ho, and W. Wu, “Modified Cascaded Boundary-Deadbeat Control for a Virtually-Grounded Three-Phase Grid-Connected Inverter with LCL Filter”, IEEE Trans. on Power Electronics, vol. 32, no. 10, pp. 1941-0107, Oct. 2017. 4. C. Ho, R. Li, and K. Siu, “Active Virtual Ground - Bridgeless PFC Topology,” IEEE Trans. on Power Electronics, vol. 32, no. 8, pp. 6206 - 6218, Aug. 2017. (PDF) 5. Y. He, H. Chung, C. Ho, and W. Wu, “Direct Current Tracking Using Boundary Control with Second-Order Switching Surface for Three-Phase Three-Wire Grid-Connected Inverter”, IEEE Trans. on Power Electronics, vol. 32, no. 7, pp. 5723-5740, July 2017. 6. K. Siu, Y. He, C. Ho, H. Chung, and R. Li, “Design, Implementation and Analysis of an Advanced Digital Controller for Active Virtual Ground-Bridgeless PFC,” IEEE APEC17, Mar. 2017. 7. Y. Zhou, C. Ho, and K. Siu, “A Fast and Accurate MPPT Control Scheme for PV Applications,” IEEE APEC17, Mar. 2017. 8. C. Ho and K. Siu, “Manitoba Inverter - Single Phase Single-Stage Buck-Boost VSI Topology,” IEEE ECCE17, Oct. 2017. 9. K. Siu and C. Ho, “Manitoba Rectifier - Bridgeless Buck-Boost PFC,” IEEE ECCE17, Oct. 2017. (3rd Prize in the Student Project Demonstration on Emerging Technology) 10. I. Jayawardana, C. Ho, M. Pokharel, and G. Escobar “A Fast Dynamic Photovoltaic Simulator with Instantaneous Output Impedance Matching Controller,” IEEE ECCE17, Oct. 2017. 11. D. Li, C. Ho and K. Siu, “A Current Sharing Technique for Parallel-Operated Unipolar-PWM Inverters,” IEEE ECCE17, Oct. 2017. 12. R. Abdalaal and C. Ho, “Characterization of Commercial LED Lamps for Power Quality Studies,” IEEE EPEC17, Oct. 2017. 13. O. Mateo, A. Gole, and C. Ho, “Design and Implementation of Laboratory Scale Static Var Compensator to Demonstrate Dynamic Load Balancing and Power Factor Correction ,” IEEE EPEC17, Oct. 2017. 14. C. Ho, R. Andico, and G. Mudiyanselage, “Solar Photovoltaic Power in Manitoba,” IEEE EPEC17, Oct. 2017. 15. R. Abdalaal and C. Ho, “Transformerless Single-Phase UPQC for Large Scale LED Lighting Networks,” IEEE IECON17, Nov. 2017. 16. M. Pokharel and C. Ho, “Stability Study of Power Hardware in the Loop (PHIL) with a Real PV Inverter,” IEEE IECON17, Nov. 2017. 17. K. Siu, C. Ho, D. Li, and R. Li, “A Four-Quadrant Active Virtual Ground Rectifier by using only two High Frequency Switches,” IEEE IECON17, Nov. 2017.
Updated on 01 May 2024
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