Browsing by Author "Hashimura, Kazunori"

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    • Novel Torque Ripple Minimization Control For 25 MW Variable Speed Drive System Fed By Multilevel Voltage Source Inverter 
      Tsukakoshi, Masahiko; Al-Mamun, Mostafa; Hashimura, Kazunori; Hosoda, Hiromi; Sakaguchi, Junichi; Ben-Brahim, Lazhar (Texas A&M University. Turbomachinery Laboratories, 2010)
      Continuous improvements in the power rating and switching characteristics of power semiconductor devices have enabled the use of power electronics converters in high power variable speed drives (VSDs). These multimegawatt ...
    • Study Of Large VSI Drive System For The Oil And Gas Industry. 
      Tsukakoshi, Masahiko; Al-Mamun, Mostafa; Hashimura, Kazunori; Hosoda, Hiromi (Texas A&M University. Turbomachinery Laboratories, 2009)
      Reduction of energy consumption and CO2 emissions are recognized as important issues in today’s world. In addition, oil and gas companies are looking for ways to increase their capacity and maximize system uptime in order ...