{"id":4922,"date":"2020-11-27T12:18:02","date_gmt":"2020-11-27T04:18:02","guid":{"rendered":"https:\/\/www.fst.um.edu.mo\/personal\/?page_id=4922"},"modified":"2026-01-30T13:52:06","modified_gmt":"2026-01-30T05:52:06","slug":"publication","status":"publish","type":"page","link":"https:\/\/www.fst.um.edu.mo\/personal\/nydai\/publication\/","title":{"rendered":"Publications – Ningyi DAI"},"content":{"rendered":"\t\t
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Book<\/h4>
    1. Man-Chung Wong, Ning-Yi Dai,<\/strong> Chi-Seng Lam, \u201c<\/em>Parallel Power Electronics Filters in Three-Phase Four-Wire Systems \u2013 Principle, Control and Implementation\u201d, Springer, 2016.<\/li>
    2. Keng-Weng Lao,\u00a0Man-Chung Wong, <\/em>Ning-Yi Dai<\/strong>, \u201cCo-Phase Traction Power Supply with Railway Hybrid Power Quality Conditioner\u201d, Springer, published in 2018.<\/li><\/ol><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Published\/Accepted journal papers:<\/h4>
        1. D. Huang, Z. Zhou and N. Dai<\/strong>, “CNN-Based Robust Harmonic Feature Extraction for Open-Circuit Fault Detection and Localization in Modular Multilevel Converters,” in\u00a0IEEE Transactions on Power Electronics<\/em><\/strong>, doi: 10.1109\/TPEL.2025.3593871<\/li>
        2. B. Zhang, N. Dai<\/strong> and M. Zhu, “A Multi-Harmonic Injection Method for Reducing Peak Arm Current of MMCs with Limited Capacitor Voltage Ripple Increase,” in\u00a0IEEE Journal of Emerging and Selected Topics in Power Electronics<\/em><\/strong>, doi: 10.1109\/JESTPE.2025.3592311<\/li>
        3. X. Jin and N. Dai<\/strong>, “Dynamic Performance of Non-Minimum-Phase Zeros-Dominated Power-Synchronization Control,” in\u00a0IEEE Transactions on Power Systems<\/em><\/strong>, vol. 40, no. 2, pp. 1985-1988, March 2025, doi: 10.1109\/TPWRS.2024.3518117.<\/li>
        4. P. Wang, Z. Zhang, N. Dai, Q. Huang and W. -J. Lee, “Robust Dynamic Equivalent Modeling of Active Distribution Network With Time-Varying Parameters,” in\u00a0IEEE Transactions on Power Systems<\/strong><\/em>, vol. 40, no. 3, pp. 2014-2026, May 2025, doi: 10.1109\/TPWRS.2024.3471811.\u00a0<\/li>
        5. J. Yin, N. Dai<\/strong>, S. Vazquez, M. Perez, B. Zhang, J. Leon, L. Franquelo., “Direct Pulsewidth Modulation Technique for Modular Multilevel Converters Based on Full-Bridge Submodules,” in\u00a0IEEE Transactions on Power Electronics<\/em><\/strong>, vol. 40, no. 1, pp. 1085-1098, Jan. 2025, doi: 10.1109\/TPEL.2024.3459052.<\/li>
        6. Q. Hou, G. Chen, N. Dai<\/strong> and H. Zhang, \u201cDistributionally Robust Chance-Constrained Optimization of Soft Open Points in Active Distribution Networks\u201d, in\u00a0CSEE Journal of Power and Energy Systems<\/em>,<\/strong> vol. 11, no. 2, pp. 637-648, March 2025, doi: 10.17775\/CSEEJPES.2021.02110.<\/li>
        7. Y. Qiu, J. Lin, Z. Zhou, N. Dai,<\/strong> F. Liu and Y. Song, “Achieving an accurate random process model for PV power using cheap data: Leveraging the SDE and public weather reports,” \u00a0in\u00a0CSEE Journal of Power and Energy System<\/strong>s<\/em>, vol. 11, no. 1, pp. 124-135, January 2025, doi: 10.17775\/CSEEJPES.2021.09640.<\/li>
        8. S. Yang, K. -W. Lao, H. Hui, Y. Chen and N. Dai<\/strong>, “Real-Time Harmonic Pollution Evaluation Considering Multiple Dynamic Customers,” in\u00a0CSEE Journal of Power and Energy Systems<\/em><\/strong>, vol. 11, no. 3, pp. 1093-1106, May 2025, doi: 10.17775\/CSEEJPES.2022.06570.<\/li>
        9. P. Wang, Z. Zhang, C. Chen, Q. Huang, N. Dai<\/strong> and W. -J. Lee, “Time-Varying ADN Load Modeling Considering the Suppression of the Plateau Phenomenon and Continuous Low-Quality Data,” in\u00a0IEEE Transactions on Industry Applications<\/em><\/strong>, vol. 60, no. 5, pp. 7451-7460, Sept.-Oct. 2024,<\/li>
        10. Q. Yang, D. Huang, Y. Chen and N. Dai<\/strong>, “Comprehensive Parameter Optimization Using an Empowered and Lightweight Surrogate Model,” in\u00a0IEEE Transactions on Power Electronics<\/em><\/strong>, vol. 39, no. 10, pp. 12124-12129, Oct. 2024, doi: 10.1109\/TPEL.2024.3396504<\/li>
        11. Q. Hou, N. Dai<\/strong> and Y. Huang, “Voltage Regulation Enhanced Hierarchical Coordinated Volt\/Var and Volt\/Watt Control for Active Distribution Networks With Soft Open Points,” in\u00a0IEEE Transactions on Sustainable Energy<\/em><\/strong>, vol. 15, no. 3, pp. 2021-2037, July 2024,\u00a0<\/li>
        12. L. Kong, H. Zhang, D. Xie and N. Dai<\/strong>, “Leveraging Electric Vehicles to Enhance Resilience of Interconnected Power-Transportation System Under Natural Hazards,” in\u00a0IEEE Transactions on Transportation Electrification<\/em><\/strong>, vol. 11, no. 1, pp. 1126-1140, Feb. 2025, doi: 10.1109\/TTE.2024.3400289.<\/li>
        13. B. Zhang, J. Yin, Q. Yang and N. Dai<\/strong>, “Analysis and Optimization of Carrier Phase Displacement Angles for Modular Multilevel Converters With PSC\u2013PWM,” in\u00a0IEEE Transactions on Power Electronics<\/em><\/strong>, vol. 39, no. 6, pp. 6803-6817, June 2024, doi: 10.1109\/TPEL.2024.3372611.<\/li>
        14. J.Yin, N. <\/strong>Dai<\/strong>, J. Leon, M. Perez, S. Vazquez, L. Franquelo, \u201cCommon-Mode-Voltage Regulation of Modular Multilevel Converters Through Model Predictive Control\u201d, in\u00a0IEEE Transactions on Power Electronics<\/em><\/strong>, vol. 39, no. 6, pp. 7167-7180, June 2024, doi: 10.1109\/TPEL.2024.3377203.\u00a0<\/li>
        15. C. Li, K. Tam, H. Lin, Z. Zhang, C. Chio, C. Teng, N. <\/strong>Dai<\/strong>, K. Lao, N. Kong, G. Zhang, \u201c Design of Reconfigurable Impedance Transformer and Its Application to Medium Voltage XLPE Power Cable with Joint in TV White Space\u201d, \u00a0in\u00a0IEEE Transactions on Dielectrics and Electrical Insulation<\/strong><\/em>, vol. 31, no. 3, pp. 1281-1287, June 2024, doi: 10.1109\/TDEI.2024.3377176<\/li>
        16. J. Yin and N. Dai<\/strong>, “On Carrier-to-Fundamental Phase Displacement in Phase-Shifted PWM for Modular Multilevel Converters,” in\u00a0IEEE Transactions on Power Electronics<\/em><\/strong>, vol. 39, no. 7, pp. 8293-8305, July 2024, doi: 10.1109\/TPEL.2024.3384412<\/li>
        17. Q. Yang, G. Lin, X. Jin, B. Zhang, N.<\/strong> Dai<\/strong>, \u201cDynamic response improvement for multi-terminal DC system with AI-designed adaptive dynamic reference control\u201d International Journal of Electrical Power & Energy Systems<\/em><\/strong>, <\/em>Vol. 158, pp. 109967, 2024, Elsevier<\/li>
        18. G. Lin, S. Wang, N. <\/strong>Dai<\/strong>, Y. Li, J. Liu, C. Rehtanz, S. Li, Y. Zhou, \u201cA Reduced-Order Impedance Model and Analytical Loop-Correction Stabilization Method for Electric Vehicle DC Charging Station\u201d, in\u00a0IEEE Transactions on Power Delivery<\/em><\/strong>, vol. 39, no. 4, pp. 2194-2206, Aug. 2024, doi: 10.1109\/TPWRD.2024.3396666<\/li>
        19. A. Liu, C. Hou, M. Zhu and N. Dai<\/strong>, “Power Synchronization Control of Grid-Tied Inverter: Phase Error Modeling for Unified System Design,” in\u00a0IEEE Journal of Emerging and Selected Topics in Power Electronics<\/em><\/strong>, vol. 12, no. 4, pp. 3650-3662, Aug. 2024<\/li>
        20. J. Yin, N. Dai,<\/strong> S. Vazquez, A. Marquez, J. I. Leon, M. A. Perez & L. G. Franquel, “An Improved Indirect Pulsewidth Modulation Technique for Modular Multilevel Converters,” in IEEE Transactions on Power Electronics<\/em><\/strong>,<\/em> vol. 39, no. 1, pp. 733-743, Jan. 2024, doi: 10.1109\/TPEL.2023.3321759.<\/li>
        21. P. Wang, Z. Zhang, C. Chen, Q. Huang, N. Dai <\/strong>and W. -J. Lee, “Multistage Parameter Identification Featured Generic Wind Farm Dynamic Equivalent Modeling,” in\u00a0IEEE Transactions on Industry Applications<\/strong><\/em>,<\/strong> vol. 59, no. 6, pp. 7475-7483, Nov.-Dec. 2023, doi: 10.1109\/TIA.2023.3307656.<\/li>
        22. Zhu J, Zhou B, Qiu Y, Zang T, Zhou Y, Chen S, Dai N<\/strong>, Luo H. Survey on Modeling of Temporally and Spatially Interdependent Uncertainties in Renewable Power Systems.\u00a0Energies<\/em><\/strong>. 2023; 16(16):5938. https:\/\/doi.org\/10.3390\/en16165938<\/li>
        23. Z. Zhou, N. Dai,<\/strong> L. Liu and J. Yin, “Dual-Phase-Shifted Pulsewidth Modulation of Three-Phase Modular Multilevel Converters,” in\u00a0IEEE Transactions on Industrial Electronics<\/strong><\/em>, vol. 71, no. 2, pp. 1927-1937, Feb. 2024, doi: 10.1109\/TIE.2023.3260347.<\/li>
        24. J. Wang, KW Lao, N. Dai<\/strong>, H. Liu, Y Chi, Q. Wang, Y. Song “A Low-Order Steady-State Model of Electric Springs for Conservation Voltage Reduction in Active Distribution Networks with Renewables,” in\u00a0IEEE Transactions on Power Delivery<\/strong><\/em>,<\/strong> vol 39, No. 1, pp. 363-377, 2024.<\/li>
        25. L. Kong, H. Zhang, W. Li, H. Bai and N. Dai<\/strong>, “Spatial-temporal Scheduling of Electric Bus Fleet in Power-Transportation Coupled Network,” in IEEE Transactions on Transportation Electrification<\/em><\/strong>, vol.9, no. 2, pp. 2969-2982, June 2023, doi: 10.1109\/TTE.2022.3214335.<\/li>
        26. \u00a0J. Hong, H. Hui, H. Zhang, Dai<\/strong>, Y. Song, \u201cDistributed control of large-scale inverter air conditioners for providing operating reserve based on consensus with nonlinear protocol\u201d, IEEE Internet of Things Journal<\/em><\/strong>, vol. 9, no. 17, pp. 15847-15857, Sept.1, 2022<\/li>
        27. N. Dai,<\/strong> Y. Ding, J. Wang, D. Zhang, \u201cAdvanced Technologies for Modeling, Optimization and Control of the Future Distribution Grid\u201d Frontiers in Energy Research<\/em><\/strong>, 2022<\/li>
        28. H Hui, P Siano, Y Ding, P Yu, Y Song, H Zhang, Dai<\/strong>, \u201cA transactive energy framework for inverter-based HVAC loads in a real-time local electricity market considering distributed energy resources\u201d, IEEE Transactions on Industrial Informatics<\/em><\/strong>, vol.18, no.12, pp 8409-8421, 2022<\/li>
        29. L. Liu, Z. Zhou, N. Dai<\/strong>, KW Lao, Y Song, \u201cInterpolated Phase-Shifted PWM for Harmonics Suppression of Multilevel Hybrid Railway Power Conditioner in Traction Power Supply System\u201d in IEEE Transactions on Transportation Electrification<\/em><\/strong>, vol. 8, no. 1, pp. 898-908, March 2022, doi: 10.1109\/TTE.2021.3118220.<\/li>
        30. L. Liu, N. Dai<\/strong>, K. -W. Lao and Y. Song, \u201cNonuniform Power Factor Partial Compensation for Compensating Current Reduction using Particle Swarm Optimization in Traction Power Supply System,\u201d in IEEE Transactions on Industrial Electronics<\/em><\/strong>, vol. 69, no. 6, pp. 6140-6151,June 2022<\/li>
        31. G. Chen, H. Zhang, H. Hui, N. Dai<\/b>, Y.<\/b> Song, “<\/b><\/em>Scheduling thermostatically controlled loads to provide regulScheduling thermostatically controlled loads to provide regulation capacity based on a learning-based optimal power flow model” IEEE Transactions on Sustainable Energy <\/b><\/em>12 (4)<\/b>, <\/b><\/em>2459-2470,(<\/span>2021<\/span>)<\/span><\/span><\/span><\/span><\/li>
        32. Y. Qiu, J. Lin, F. Liu, N. Dai<\/b>, Y. Song, G. Chen, L. Ding,\u00a0<\/span>\u201cTertiary regulation of cascaded run-of-the-river hydropower in the islanded renewable power system considering multi-timescale dynamics<\/span><\/span>\u201d.\u00a0<\/span>IET Renew. Power Gener<\/b>.<\/i><\/span>\u00a0<\/span>15<\/span>,\u00a0<\/span>1778<\/span>\u2013\u00a0<\/span>1795<\/span>\u00a0(<\/span>2021<\/span>)<\/span><\/span><\/li>
        33. Y. Qiu, J. Lin, F. Liu, N. Y. Dai<\/b> and Y. Song, “Continuous Random Process Modeling of AGC Signals Based on Stochastic Differential Equations,” in\u00a0IEEE Transactions on Power Systems<\/strong><\/em><\/span>, Vol. 6, No.5, pp. 4575-4587s, 2021<\/span><\/span><\/span>
          <\/span><\/span><\/li>
        34. T Ahmad, D Zhang, C Huang, H Zhang, N Dai<\/strong>, Y Song, H Chen, “Artificial intelligence in sustainable energy industry: Status Quo, challenges and opportunities”, Journal of Cleaner Production<\/strong><\/em>, 125834, 2021<\/li>
        35. L. Liu, N. Dai<\/b>, K. W. Lao and W. Hua, “A Co-Phase Traction Power Supply System Based on Asymmetric Three-Leg Hybrid Power Quality Conditioner,” in\u00a0IEEE Transactions on Vehicular Technolog<\/b>y<\/em>, vol. 69, no. 12, pp. 14645-14656, Dec. 2020.<\/span><\/li>
        36. W. Deng, N. Dai<\/b>, K. -W. Lao and J. M. Guerrero, “A Virtual-Impedance Droop Control for Accurate Active Power Control and Reactive Power Sharing Using Capacitive-Coupling Inverters,” in\u00a0IEEE Transactions on Industry Applications<\/em><\/b>, vol. 56, no. 6, pp. 6722-6733, Nov.-Dec. 2020.
          <\/span><\/li>
        37. M. Hu, W. Hua, Z. Wu, N. Dai<\/b>, H. Xiao and W. Wang, “Compensation of Current Measurement Offset Error for Permanent Magnet Synchronous Machines,” in\u00a0IEEE Transactions on Power Electronics<\/b><\/em>, vol. 35, no. 10, pp. 11119-11128, Oct. 2020.
          <\/span><\/li>
        38. X Zhu, W Hua, B Wang, Dai, N. Y.,<\/strong> \u201cComparison of stator-and rotor-surface-mounted PM brushless machines\u201c IET Electric Power Applications<\/em><\/strong> 14 (1), 62-70<\/li>
        39. Lao, K. W., Dai, N. Y.,\u00a0<\/strong>Sheng, J. J., ,<\/strong> \u201cAn improved closed-loop droop control technique for higher utilization of power output capability in CCI\u201d International Journal of Electrical Power & Energy Systems, <\/em><\/strong>Vol. 109, (07\/2019): 455-469.<\/li>
        40. Lao, K. W., Deng, W. Y., Sheng, J. J., Dai, N. Y.,<\/strong>\u201d PQ-Coupling Strategy for Droop Control in Grid-Connected Capacitive-Coupled Inverter\u201d, IEEE Access<\/em><\/strong>, 7(1). (12\/2019): 31663-31671.<\/li>
        41. Ye, T., Dai, N. Y.,<\/strong> Lao, K. W.,\u00a0 Lam, C. S., Wong, M. C.,\u201d Low DC voltage PV generation system with power factor correction and harmonic suppression capability in a distribution network\u201d IET Generation, Transmission & Distribution, <\/em><\/strong>13(7), 1049-1056 (01\/2019)<\/li>
        42. Lao, K. W., Wong, M. C., Dai, N. Y., Lam, C. S., Wang, L., Wong, C. K. \u201cAnalysis of the effects of Operation Voltage Range in Flexible DC Control on Railway HPQC Compensation Capability in High-Speed Co-phase Railway Power\u201d. IEEE Transactions on Power Electronics<\/em><\/strong>, 33(2).\u00a0 (02\/2018):1760-1774.<\/li>
        43. Lao, K. W., Wong, M. C., Dai, N. Y.,<\/strong> Lam, C. S., Wong, C. K., Wong, L., \u201c Analysis in the effect of co-phase traction railway HPQC coupled impedance on its compensating capability and impedance-mapping design technique based on required compensation capability for reduction in operation voltage\u201d, IEEE Trans. on Power Electronics<\/em><\/strong>, 32.4 (2017):2631-2646.<\/li>
        44. Ye, T., Dai, N. Y.,<\/strong> Lam, C. S., Wong, M. C., Guerrero, J. M. \u201cAnalysis, design and implementation of a quasi-proportional-resonant controller for multifunctional capacitive-coupling grid-connected inverter.\u201d\u00a0 IEEE Trans. Industry Application<\/em><\/strong>. 52.5 (2016): 4269-4280<\/li>
        45. Lam, C. S., Wong, M. C., Dai, N. Y<\/strong>., Choi, W. H., Cui, X. X., Chung, C. Y. \u201cSwitching loss reduction technique in active power filters without auxiliary circuits.\u201d IET Power Electronics<\/em><\/strong>. 9.4(2016): 728-742.<\/li>
        46. Lao, K.\u00a0W.,\u00a0Wong, M. C.<\/em>,\u00a0Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, C. K.<\/em>,\u00a0Lam, C. S.<\/em>\u00a0\u201cAnalysis of DC link operation voltage of a hybrid railway power quality conditioner and its PQ compensation capability in high speed co-phase traction power supply.\u201d\u00a0IEEE Trans. on Power Electronics<\/em><\/strong>,\u00a0<\/em>31.2 (2016):1643-1656. Print.\u00a0<\/em><\/li>
        47. Hua, W., Hua, H.,\u00a0Dai, N. Y.<\/strong>, Zhao, G. S., Cheng, M., \u201cComparative Study of Switched Reluctance Machines with Half- and Full-Teeth-Wound Windings\u201d, IEEE Trans. Industrial Electronics, 63.3(2016):1414-1424. Print.<\/li>
        48. Shao, L. Y., Hua, W.,\u00a0Dai,\u00a0N.\u00a0Y.<\/strong>, Tong, M. H., Cheng, M. \u201cMathematical modeling of a twelve-phase flux-switching permanent magnet machine for wind power generation.\u201d\u00a0IEEE Trans. Industrial Electronics<\/em><\/strong>.<\/em>\u00a063.1(2016):504-516.Print.<\/li>
        49. Wang, B. A., Shang, J.,\u00a0Dai,\u00a0N. Y.<\/strong>, Chen H. \u201cHarmonic reference currents balancing method for a delta-connected Static synchronous compensator.\u201d\u00a0Electronics Letters<\/em><\/strong>,<\/em>51.25(2015):2134-2135. Print.<\/li>
        50. Zeng, W. L.,\u00a0Lam, C. S.<\/em>,\u00a0Zheng, W. M.,\u00a0Sin, S. W<\/em>.,\u00a0Dai, N. Y.<\/strong>,\u00a0Wong, M. C., U., S. P., Martins, R.<\/em>\u00a0\u201cDCM operation analysis of KY converter\u201d,\u00a0Electronics Letters,\u00a0<\/em><\/strong>51.24(2015): 2037-2038.<\/li>
        51. Dai,\u00a0N.\u00a0Y.<\/strong>,Lao,\u00a0K.\u00a0W., Lam,\u00a0C.\u00a0S.<\/em>\u00a0\u201cHybrid Railway Power Conditioner with Partial Compensation for Converter Rating Reduction.\u201d IEEE Trans. Ind. Applica.<\/em><\/strong>,\u00a0<\/em>51.5 (2015): 4130-4138. Print.\u00a0<\/strong><\/li>
        52. Wong, M. C.<\/em>,\u00a0Yang, Y. Z.,\u00a0Lam, C. S.<\/em>,\u00a0Choi, W. H.<\/em>,\u00a0Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wu,\u00a0Y. J.,\u00a0Wong, C. K.<\/em>,\u00a0Sin,\u00a0S.\u00a0W.<\/em>,\u00a0Chio,\u00a0U.\u00a0F.<\/em>,\u00a0U,\u00a0S.\u00a0P.<\/em>,\u00a0Martins,\u00a0R.P.<\/em>. \u201cSelf-reconfiguration property of a mixed signal controller for improving power quality compensation during light loading.\u201d\u00a0IEEE Trans. Power Electronics<\/em>,\u00a0<\/strong>30.10 (2015): 5938-5951. Print.<\/li>
        53. Dai,\u00a0N. Y.<\/strong>,\u00a0Zhang,\u00a0W. C.,\u00a0Wong,\u00a0M.\u00a0C.<\/em>, Guerrero, J. M.,\u00a0Lam,\u00a0C. S.<\/em>\u00a0\u201cAnalysis, control and experimental verification of a single-phase capacitive-coupling grid connected inverter.\u201d\u00a0IET Power Electronics<\/em><\/strong>, 8.5 (2015): \u00a0770-782.\u00a0Print.<\/li>
        54. Lao, K.\u00a0W.,\u00a0Wong, M. C.<\/em>,\u00a0Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, C. K.<\/em>,\u00a0Lam,\u00a0C. S.<\/em>\u00a0\u201cA systematic approach to hybrid railway power conditioner design with harmonic compensation for high-speed railway.\u201d\u00a0IEEE Trans.Industrial Electronics<\/em><\/strong>,\u00a0<\/strong><\/em>62.2 (2015): 930-942. Print.<\/li>
        55. Wang,\u00a0L.,\u00a0Lam, C. S.<\/em>,\u00a0Wong, M. C.<\/em>,\u00a0Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Lao,\u00a0K.W.,\u00a0Wong,\u00a0C.K.<\/em>\u00a0\u201cNon-Linear adaptive hysteresis band pwm control for hybrid active power filters in reducing switching loss.\u201d \u00a0IET Power Electronics<\/em><\/strong>,\u00a0<\/em>8.11(2015): 2156-2167. Print.<\/li>
        56. Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Lam, C. S.<\/em>,\u00a0Zhang,\u00a0W. C.\u00a0\u201cMultifunctional Voltage Source Inverter for Renewable Energy Integration and Power Quality Conditioning.\u201d,\u00a0The Scientific World Journal<\/em>,<\/strong>\u00a0Article ID 421628, 10 pages (2014).<\/li>
        57. Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, M. C.<\/em>,\u00a0Lao,\u00a0K.\u00a0W.,\u00a0Wong,\u00a0C.K.<\/em>\u00a0\u201cModelling and control of a railway power conditioner in co-phase traction power system under partial compensation.\u201d\u00a0IET Power Electronics<\/em>,<\/strong>\u00a07.5 (2014): 1044-1054. Print.<\/li>
        58. Lao,\u00a0K.\u00a0W.,\u00a0Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Liu,\u00a0W.\u00a0G.,\u00a0Wong, M. C.<\/em>\u00a0\u201cHybrid power quality compensator with minimum DC operation voltage design for high speed traction power systems.\u201d\u00a0IEEE Trans. Power Electronics<\/em><\/strong>, 28.4 (2013): \u00a02024-2036. Print.<\/li>
        59. Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Lao,\u00a0K.\u00a0W.,\u00a0Wong, M. C.,<\/em>\u00a0Wong,\u00a0C.K.<\/em>\u00a0\u201cHybrid Power Quality Conditioner for Co-phase Power Supply System in Electrified Railway.\u201d\u00a0IET Power Electronics<\/em><\/strong>,\u00a0<\/em>5.7 (2012): 1084-1094. Print.<\/li>
        60. Lok,\u00a0I.\u00a0K.,\u00a0Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, M. C.<\/em>\u00a0\u201cA Three-Level Soft-Switching Active Power Filter with DC Self-Balancing Capability.\u201d\u00a0International Review of Electrical Engineering \u2013 IREE<\/em><\/strong>, 29.4 (2011): 2883-2893. Print.<\/li>
        61. Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, M. C.<\/em>,\u00a0Ng,\u00a0F.,\u00a0Han,\u00a0Y.\u00a0D.<\/em>\u00a0\u201cA FPGA-based Generalized Pulse Width Modulator for Three-leg Centre-split and Four-leg Voltage Source Inverters.\u201d\u00a0IEEE Trans. Power Electronics<\/em><\/strong>, 23.3 (2008): 1472-1484. Print.<\/li>
        62. Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, M. C.<\/em>,\u00a0Han,\u00a0Y.\u00a0D.<\/em>\u00a0\u201cApplication of a Three-level NPC Inverter as a 3-Phase 4-Wire Power Quality Compensator by Generalized 3DSVM.\u201d\u00a0IEEE Trans. Power Electronics<\/em>,\u00a0<\/strong>21.2 (2006): 440-449. Print.<\/li>
        63. Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, M. C.<\/em>, Chen, Y. H.,\u00a0Han,\u00a0Y.\u00a0D.<\/em>\u00a0\u201cA 3D Generalized Direct PWM Algorithm for Multilevel Converters.\u201d\u00a0IEEE Power Electronics Letters (EI)<\/em>, 3.3 (2005): 85-88. Print.<\/li>
        64. Dai,\u00a0N.\u00a0Y.<\/strong>,\u00a0Wong, M. C.<\/em>,\u00a0Han,\u00a0Y.\u00a0D.<\/em>\u00a0\u201cThree-Dimensional Space Vector Modulation with d.c. voltage variation control in 3-leg center-split power quality compensator.\u201d\u00a0IEE Proc.-Electr. Power Appl<\/em><\/strong>.<\/em>151.2 (2004): 198-204. Print.<\/li><\/ol><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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          Patents<\/h4>\n
            \n
          • \n
              \n
            • \n

              Li Liu and Ningyi Dai “Interpolated Phase-shifted Pulse Width Modulation, its controller and modular multilevel converter” Chinese Patent of Invention,  202110894697.1<\/span><\/p>\n<\/li>\n

            • Z. Zhou and N. Dai “Interpolated Phase-shifted Pulse Width Modulation, its controller and modular multilevel converter” Chinese Patent of Invention, 202210336740.7<\/li>\n
            • \n

              W. Deng and N. Dai, \u201cInverter\u2019s Power-sharing Strategy for Hybrid Microgrid System\u201d, Chinese Patent of Invention (Pending).<\/span><\/p>\n<\/li>\n

            • Man-Chung Wong, Ning-Yi Dai, Keng-Weng Lao, Chi-Kong Wong, \u201cSingle-phase power quality conditioner for power supply system in electrified Railway\u201d, Chinese Patent for Invention, No. 201210051065.X.<\/li>\n
            • Man-Chung Wong, Ning-Yi Dai, Wen-Chen Zhang, Chi-Kong Wong, \u201cA single phase grid-connected inverter with power quality conditioning capability\u201d, Chinese Patent for Invention, Application No. 2012120400404770.<\/li>\n
            • Ning-Yi Dai, Man-Chung Wong, Ying-Duo Han, \u201cGeneralized PW modulator for multi-level three-phase four-wire voltage source converters\u201d, Chinese Patent for Invention, 200710102959.6.<\/li>\n
            • Man-Chung Wong, Chi-Seng Lam, Ning-Yi Dai, \u201cCapacitor-coupled STATCOM and its control strategy\u201d, Chinese Patent for Invention, 200710196710.6<\/li>\n
            • Lok Io-Keong, Wong Man-Chung, Ning-Yi Dai, Chi-Kong Wong, \u201cDC voltage self-balancing soft-switching three-level inverter, Chinese Patent for Utility Model, 200920273283.1<\/li>\n<\/ul>\n<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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              Conference papers:<\/h4>
                1. P. Wang, Z. Zhang, N. Dai<\/strong>, J. Ren and W. -J. Lee, “A Full Parameter identification Approach for Dynamic Equivalent Modeling of Wind Farm,”\u00a02025 IEEE\/IAS 61st Industrial and Commercial Power Systems Technical Conference (I&CPS)<\/em>, Montreal, QC, Canada, 2025, pp. 1-9, doi: 10.1109\/ICPS64254.2025.11030338.<\/li>
                2. H. Wei, D. Huang, J. Zhu, X. Cheng, Y. Chen and N. Dai<\/strong>, “Efficient Control Parameters Optimization for Grid-Connected Converter via Data-Driven Surrogate Model,”\u00a02025 10th Asia Conference on Power and Electrical Engineering (ACPEE)<\/em>, Beijing, China, 2025, pp. 219-224, doi: 10.1109\/ACPEE64358.2025.11041056.<\/li>
                3. Z. Zhou and N. Y. Dai<\/strong>, “Enhancing Simulation Precision of Modular Multilevel Converters Through Hardware-Informed Digital Twin,”\u00a02024 CPSS & IEEE International Symposium on Energy Storage and Conversion (ISESC)<\/em>, Xi’an, China, 2024, pp. 1120-1124, doi: 10.1109\/ISESC63657.2024.10785425.<\/li>
                4. X. Cheng, Y. Chen, J. Chen, R. Yang, Q. Yang and N. Dai<\/strong>, “Efficient Digital Twin Construction for Energy Storage Converter Control Using Constrained Neural Networks,”\u00a02024 CPSS & IEEE International Symposium on Energy Storage and Conversion (ISESC)<\/em>, Xi’an, China, 2024, pp. 1023-1028, doi: 10.1109\/ISESC63657.2024.<\/li>
                5. L. Kong, H. Zhang and N. Dai<\/strong>, “Resilience Evaluation of Power-transportation Coupled Network with Electric Vehicles\u2019 Restoration Service,”\u00a02024 IEEE Transportation Electrification Conference and Expo (ITEC)<\/em>, Chicago, IL, USA, 2024, pp. 1-6, doi: 10.1109\/ITEC60657.2024.10599080..<\/span><\/li>
                6. J. Yin, N.<\/strong> Dai<\/strong>, \u201cEfficient Design of Phase-Shifted PWM for Modular Multilevel Converters Considering Carrier Initial Phase Angle\u201d, 2023 IEEE 2nd International Power Electronics and Application Symposium (PEAS), pp. 386-391, 2023<\/li>
                7. J. Zhu, G. Lin, N.<\/strong> Dai<\/strong>, \u201cEnhancing Power Decoupling Control of Grid-Connected Inverters Through Data-Driven Parameter Optimization\u201d, 2023 IEEE 2nd International Power Electronics and Application Symposium (PEAS), pp. 1510-1515, 2023<\/li>
                8. J. Wang, K. Lao, N.<\/strong> Dai<\/strong>, H. Liu, Y. Chi, Q.Wang, Y. Song, \u201cA Low-Order Steady-State Model of Electric Springs for Conservation Voltage Reduction in Active Distribution Networks with Renewables\u201d, 2023 IEEE PES Innovative Smart Grid Technologies Europe (ISGT EUROPE), 1-Jan., 2023\u00a0\u00a0\u00a0<\/li>
                9. R. Wang, Q. Hou, N. <\/strong>Dai<\/strong>, P. Wang, \u201cOptimal Placement of Phasor Measurement Unit in Active Distribution Network considering Uncertainty and Soft Open Point\u201d, 2023 IEEE 4th China International Youth Conference On Electrical Engineering (CIYCEE),\u00a0 2023<\/li>
                10. X. Jin, N. <\/strong>Dai<\/strong>, Y. Huang, \u201c\u03bc Approach-Based Robust Stability Analysis of Weak-Grid-Connected Voltage Source Converter\u201d, 2023 IEEE 2nd International Power Electronics and Application Symposium (PEAS), pp. 214-219, 2023<\/li>
                11. Y. Zhao, Q. Yang, N. Dai, Y. Huang, \u201cAn Improved Control Strategy with Adaptive Dynamic Reference Control for DC Voltage Stabilization in Soft Open Point\u201d, 2023 IEEE 2nd International Power Electronics and Application Symposium (PEAS), pp. 2203-2208, 2023<\/li>
                12. X. Cheng, J. Chen, Y. Chen, X. Zhao, Z. Zhou, Q. Yang, N. <\/strong>Dai<\/strong>, \u201c Digital-Twin-Driven PI Parameter Evaluation Method for Grid-Connected Converters\u201d, 2023 4th International Conference on Power Engineering (ICPE), pp. 26-31, 2023<\/li>
                13. B. Zhang and N. Dai,<\/strong> “Analysis and Optimization of Carrier Phase-Displacement Angles for Six-Phase Modular Multilevel Converters with Improved Common-Mode Voltage Performance,” 2023 26th International Conference on Electrical Machines and Systems (ICEMS), pp. 4352-4356, 2023.<\/li>
                14. S He, J Hong, W Tang, N Dai,<\/strong> “Distributed Event-triggered Control of Thermostatically Controlled Loads as Virtual Power Plant Considering Signal Noises”, 2023 IEEE 6th International Electrical and Energy Conference (CIEEC), 1474-1478<\/li>
                15. J. Yin, N. Dai, <\/strong>J. I. Leon and L. G. Franquelo, “Model Predictive Control of Modular Multilevel Converter with Enhanced Harmonic Performance,” 2022 IEEE International Conference on Industrial Technology (ICIT), Shanghai, China, 2022, pp. 1-6, doi: 10.1109\/ICIT48603.2022.10002783.<\/li>
                16. P. Wang, Z. Zhang, Q. Huang, N. Dai <\/strong>and W. -J. Lee, “A Novel Time-Varying Parameter Identification Approach for Load Model in Active Distribution Network,” 2022 IEEE Industry Applications Society Annual Meeting (IAS), Detroit, MI, USA, 2022, pp. 1-7, doi: 10.1109\/IAS54023.2022.9939956.<\/li>
                17. P. Wang, Z. Zhang, Q. Huang, N. Dai<\/strong> and W. -J. Lee, “A Multistage Parameter Identification Approach for Dynamic Equivalent Modeling of Wind Farm,”\u00a02022 IEEE Industry Applications Society Annual Meeting (IAS)<\/em>, Detroit, MI, USA, 2022, pp. 1-8, doi: 10.1109\/IAS54023.2022.9940012.<\/li>
                18. Y. Chen, J. Ma, M. Zhu and N. Dai,<\/strong> “A DC-DC converter with input full active bridge and output semi active bridge for bipolar LVDC systems,” 2022 IEEE Industry Applications Society Annual Meeting (IAS), Detroit, MI, USA, 2022, pp. 1-6, doi: 10.1109\/IAS54023.2022.9940082.<\/li>
                19. Z Xing, KW Lao, HJ Gao, N. Dai<\/strong>, “Modified Data-driven Power Flow Model for Power Estimation with Incomplete Bus Data”, 2022 12th International Conference on Power, Energy and Electrical\u00a0 Engineering (CPEEE), pp. 316-320, 2022<\/li>
                20. Z. Zhou, L. Liu, N. Dai<\/strong>, \u201cDay-ahead Power Forecasting Model for a Photovoltaic Plant in Macao Based on Weather Classification Using SVM\/PCC\/LM-ANN, Proc. of 2021 IEEE Sustainable Power and Energy Conference (iSPEC)}, pp. 775-780, 2021<\/li>
                21. Q. Fan, N. Dai<\/strong> \u201cGenetic Algorithm for PI Controller Design of Grid-connected Inverter based on Multilayer Perceptron Model\u201d, Proc. of 2021 IEEE Sustainable Power and Energy Conference (iSPEC), pp. 2770-2775, 2021<\/li>
                22. H Hui, P Yu, H Zhang, N Dai<\/strong>, W Jiang, Y Song, “Regulation Capacity Evaluation of Large-scale Heterogeneous Residential Air Conditioning Loads”,\u00a0 2021 IEEE Sustainable Power and Energy Conference (iSPEC), 2505-2510, 2021<\/li>
                23. Z Xing, JH Gong, KW Lao, NY Dai<\/strong>, “Single Bus Data-driven Power Estimation Based on Modified Linear Power Flow Model”,\u00a0 2021 6th International Conference on Power and Renewable Energy (ICPRE), 755-758, 2021<\/li>
                24. G Chen, H Zhang, N Dai, Y Song, “Topology-free optimal power dispatch for distribution network considering security constraints and flexible building thermal inertia”, 2021 IEEE Power & Energy Society General Meeting (PESGM), 1-5, 2021<\/li>
                25. Z Chen, M Zhu, C Hou, N Dai<\/strong>, X Cai, “Voltage Source Rectifiers with Power Synchronization Control” 2020 4th International Conference on HVDC (HVDC), 1013-1018, 2020<\/li>
                26. Deng W. Y., Dai,\u00a0N. Y<\/strong>.,Lao K. W., Guerreor, J.M. \u201cAn Enhanced Power Decoupling Control for Grid connected Capacitive Coupling Inverters\u201d, Proceedings of ECCE 2019, Baltimore, Oct. 1-4, 2019<\/li>
                27. Q Hou, J Zheng, N Dai<\/strong>, “Application of Soft Open Point for Flexible Interconnection of Urban Distribution Network”, 2019 IEEE PES Asia-Pacific Power and Energy Engineering Conference (APPEEC 2019)<\/li>
                28. Deng W. Y., Dai,\u00a0N. Y<\/strong>., \u201cA Power Sharing Control Method for Microgrid Consisting of Capacitive-Coupling and Inductive-Coupling Inverter\u201d, Proceedings of PEAC 2018, ShenZhen, Nov. 4-7, 2018, pp. 1-5<\/li>
                29. Liu L., Dai,\u00a0N. Y<\/strong>.,and Z. Xiang, \u2018Hybrid railway power conditioner based on chopper cell modular multilevel converter with four legs,\u2019 2017 20th International Conference on Electrical Machines and Systems (ICEMS), Sydney, NSW, 2017, pp. 1-6<\/li>
                30. Liu L., Dai, N. Y<\/strong>., \u201cHybrid railway power conditioner based on half-bridge modular multilevel converter\u201d,
                  Proceedings of ECCE 2016, Milwaukee, Sept. 18-22, 2016. IEEE\u00a0<\/li>
                31. Shang J., Dai, N. Y<\/strong>., Wang B. A., Chen H. \u201cRailway\u00a0power conditioner based on delta-connected modular multilevel converter\u201d, Proceedings of ECCE 2016, Milwaukee, Sept. 18-22, 2016. IEEE<\/li>
                32. Ye T., Dai, N. Y<\/strong>., Zhu M.. \u201cOptimize the series LC design for a Quasi Proportional-Resonant Controlled Hybrid Active Power Filter with Harmonic Compensation.\u201d Proceedings of ICIEA 2016, HeFei, 5-8 June. 2016. IEEE.<\/li>
                33. Sheng, J. J.,\u00a0Dai,\u00a0N. Y.<\/strong>,\u00a0Wong,\u00a0M.\u00a0C.<\/em>,\u00a0Lam, C. S.<\/em>,\u00a0Lao, K. W.\u00a0\u00a0\u201cDroop-Boost Control for Single-Phase Hybrid Power Filter.\u201d\u00a0<\/strong>Proceedings of the<\/em>\u00a0TENCON2015<\/em>,\u00a0Macau<\/em>, 1-4 Nov. 2015. IEEE, 2015.1-6.<\/li>
                34. Wang, B. A., Shang, J.J., Chen, H., Liu, L.,\u00a0Dai,\u00a0N. Y.<\/strong>. \u201cReduction of Converter Rating for a Delta-Connected STATCOM by Optimizing Phase Harmonic References.\u201d\u00a0Proceedings of theTENCON2015<\/em>,\u00a0Macau<\/em>, 1-4 Nov. 2015. IEEE, 2015. 1-6.<\/li>
                35. Wang, B. A., Shang, J.J., Chen, H.,\u00a0Dai,\u00a0N. Y.<\/strong>. \u201cSteinmetz Theory Applied to Fundamental Phase Reference Current Calculation for a STATCOM with Delta Configuration.\u201d\u00a0Proceedings of theTENCON2015<\/em>,\u00a0Macau<\/em>, 1-4 Nov. 2015. IEEE, 2015.1-6.<\/li>
                36. Ye, T.,\u00a0Dai,\u00a0N. Y.<\/strong>,\u00a0Lam,\u00a0C. S.<\/em>,\u00a0Wong,\u00a0M.\u00a0C.<\/em>, Guerrero, J. M.<\/em>\u00a0\u201cAnalysis, design and implementation of a quasi-proportional-resonant controller for multifunctional capacitive-coupling grid-connected inverter.\u201d\u00a0Proceedings of the\u00a0ECCE 2015, Montreal, 20-24 September 2015.\u00a0<\/em>IEEE, 2015. 2506-2513.<\/li>
                37. Zheng,\u00a0C. P.,\u00a0Dai,\u00a0N. Y.<\/strong>,\u00a0Wong,\u00a0M.\u00a0C.<\/em>,\u00a0Wong,\u00a0C. K.<\/em>, Zhu M.. \u201cAdaptive DC Voltage Control for Single-phase Hybrid Filter with PV Integration Capability.\u201d\u00a0Proc. of\u00a0ICPE-ECCE Asia 2015<\/em>,\u00a0Seoul, 1-5 June 2015<\/em>. IEEE, 2015. 2011-2017.<\/li>
                38. Jaskulke, M., Zhu, M.,\u00a0Dai,\u00a0N. Y.<\/strong>, Cai, X. \u201cNovel single phase dynamic voltage restorer based on dc-modulation ac-ac technique.\u201d\u00a0Proc. of 10th Conference on Industrial Electronics and Applications, ICIEA 2015,Auckland, 16-18 June 2015<\/em>. IEEE, 2015.<\/li>
                39. Dai,\u00a0N. Y.<\/strong>,\u00a0Lao, K. W.,\u00a0Lam, C. S.<\/em>\u00a0\u201cHybrid railway power conditioner with partial compensation for rating optimization.\u201d\u00a0Proc. of<\/em>\u00a0IEEE Energy Conversion Congress and Exposition,<\/em>\u00a0ECCE 2014<\/em>,\u00a0Pittsburgh, PA, 14-18 Sept. 2014<\/em>. IEEE, 2014. 5908-5915.<\/li>
                40. Zhao, Y.,\u00a0Dai,\u00a0N. Y.<\/strong>, Wang, B. A. \u201cApplication of three-phase modular multilevel converter (MMC) in co-phase traction power supply system.\u201d\u00a0\u00a0Proc. of IEEE Transportation Electrification Conference and Expo (ITEC) Asia-Pacific\u00a0 2014<\/em>,\u00a0Beijing, P. R. China, Aug. 31 \u2013 Sep. 03, 2014<\/em>. IEEE, 2014. 1-6.<\/li>
                41. Chen, G., Zhang, J. W., Zhu, M.,\u00a0Dai,\u00a0N. Y.<\/strong>, Cai, X. \u201cAdaptive thermal control for power fluctuation to improve lifetime of IGBTs in multi-MW medium voltage wind power converter.\u201d\u00a0Proc. of International power electronics conference,\u00a0IPEC-Hiroshima 2014,\u00a0ECCE Asia 2014. Hiroshima, 18-21 May 2014.<\/em>\u00a0IEEE, 2014. 1496-1500.<\/li>
                42. Chen, G., Zhang, J. W., Zhu, M.,\u00a0Dai,\u00a0N. Y.<\/strong>, Cai, X. \u201cOptimized design for multi-MW wind power converter based on efficiency and reliability.\u201d\u00a0Proc. of International power electronics conference,\u00a0IPEC-Hiroshima 2014,\u00a0ECCE Asia 2014. Hiroshima, 18-21 May 2014.<\/em>\u00a0IEEE, 2014. 1769-1774.<\/li>
                43. Zheng,\u00a0C. P.,\u00a0Dai,\u00a0N. Y.<\/strong>,\u00a0Wong,\u00a0M.\u00a0C.<\/em>,\u00a0Wong,\u00a0C. K.<\/em>, Zhu M. \u201cCapacitive-coupling inverter for PV integration: analysis and implementation.\u201d\u00a0Proc. of 9th Conference on Industrial Electronics and Applications, ICIEA 2014, Hangzhou, 9-11 June 2014.\u00a0<\/em>IEEE, 2014. 666-671.<\/li>
                44. Zhang, B.,\u00a0Lok, I. K.,\u00a0Dai,\u00a0N. Y.<\/strong>,\u00a0Wong,\u00a0M.\u00a0C.<\/em>,\u00a0Wong,\u00a0C. K.<\/em>\u00a0\u201cThree-level hybrid active power filter with quasi-resonant DC-link technique in three-phase four-wire system.\u201d\u00a0Proc. of 1st International Future Energy Electronics Conference (IFEEC), Tainan, 3-6 Nov. 2013.\u00a0<\/em>IEEE,2013. 52-57.<\/li>
                45. Lao, K. W.,\u00a0Wong,\u00a0M.\u00a0C.<\/em>,\u00a0Dai,\u00a0N. Y.<\/strong>,\u00a0Wong,\u00a0C. K.<\/em>\u00a0\u201cDesign of LCL filter for harmonic suppression in co-phase railway power quality conditioner.\u201d\u00a0Proc. of 1st International Future Energy Electronics Conference (IFEEC), Tainan, 3-6 Nov. 2013.<\/em>\u00a0IEEE, 2013. 794-799.<\/li>
                46. Dai,\u00a0N. Y.<\/strong>,\u00a0Lao, K. W.,\u00a0Wong,\u00a0M.\u00a0C.<\/em>\u00a0\u201cA hybrid railway power conditioner for traction power supply system.\u201d\u00a0Proc. of 28th Annual IEEE Applied Power Electronics Conference and Exposition (APEC),\u00a0Long Beach, CA, USA, 17-21 March 2013<\/em>. IEEE, 2013. 1326-1331.<\/li>
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                48. Lao, K. W.,\u00a0Dai,\u00a0N. Y.<\/strong>,\u00a0Liu,\u00a0W. G.,\u00a0Wong,\u00a0M.\u00a0C.<\/em>\u00a0\u201cModeling and control of railway static power conditioner compensation based on power quality standards.\u201d\u00a0Proc. of\u00a013th Workshop on Control Modeling for Power Electronics, COMPEL\u00a02012,\u00a0Kyoto, 10-13 June 2012<\/em>. IEEE, 2012. 1-6. \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/li>
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