Kazuhiro Koiwa


Profile
Old school Ichinoseki National College of Technology
Master thesis Experimental Verification of Effectiveness of a Matrix Converter with a V-connection AC Chopper

Research activities
Original paper
  • K. Koiwa, J. Itoh: "Experimental Verification of Effectiveness of Boost-up Matrix Converter with V-connection AC Chopper", IEEJ Trans. D, Vol. 132, No. 1, pp. 1-8 (2012)
  • K. Koiwa, J. Itoh: "Efficiency Evaluation of a Matrix Converter with a Boost-Up AC Chopper in an Adjustable Drive System", IEEJ Journal of Industry Applications, Vol. 3, No. 1, pp. 26-34 (2013)
    • International conference
  • J. Itoh, K. Koiwa, K. Kato: "Input Current Stabilization Control of a Matrix Converter with Boost-up Functionality", IPEC2010, (2010)
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  • K. Koiwa, J. Itoh: "Experimental Verification for a Matrix Converter with a V-connection AC Chopper", EPE2011, (2011)
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  • K. Koiwa, J. Itoh: "Verification of Effectiveness of a Matrix Converter with Boost-up AC Chopper by Using an IPM Motor", APEC2012, No. 2265, (2012)
  • K. Koiwa, J. Itoh: "A Dampling Control Method for a Matrix Converter with a Boost AC Chopper", ECCE Asia, pp. 783-789 (2012)
  • K. Koiwa, J. Itoh: "Efficiency Evaluation of a Matrix Converter with a Boost-up AC Chopper in Adjustable Drive System", KJJTWS (2012)
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  • K. Koiwa, J. Itoh: "Efficiency and Damping Control Evaluation of a Matrix Converter with a Boost-up AC Chopper in Adjustable Speed Drive System", IEEE Energy Conversion Congress and Exposition, pp. 2707-2714 (2013)
  • K. Koiwa, G.T. Chiang, J. Itoh: ""Loss Analysis and Design Method for High Efficiency Matrix Converter ", The 2014 International Power Electronics Conference, Vol. , No. 19I1-4, pp. 1028-1035 (2014)"
  • K. Koiwa, J. Itoh: "Evaluation of a Maximum Power Density Design Method for Matrix Converter using SiC-MOSFET", 2014 IEEE Energy Conversion Congress and Exposition, Vol. , No. EC-1932, pp. 563-570 (2014)