Invention Grant
US07656689B2 Power converter and control method for a power converter using serially-connected DC power sources 有权
一种使用串联直流电源的电源转换器的电源转换器和控制方法

  • Patent Title: Power converter and control method for a power converter using serially-connected DC power sources
  • Patent Title (中): 一种使用串联直流电源的电源转换器的电源转换器和控制方法
  • Application No.: US10573768
    Application Date: 2005-10-20
  • Publication No.: US07656689B2
    Publication Date: 2010-02-02
  • Inventor: Kantaro YoshimotoYasuhiko KitaJima
  • Applicant: Kantaro YoshimotoYasuhiko KitaJima
  • Applicant Address: JP Yokohama, Kanagawa
  • Assignee: Nissan Motor Co., Ltd.
  • Current Assignee: Nissan Motor Co., Ltd.
  • Current Assignee Address: JP Yokohama, Kanagawa
  • Agency: Young Basile
  • Priority: JP2004-306547 20041021
  • International Application: PCT/IB2005/003127 WO 20051020
  • International Announcement: WO2006/061679 WO 20060615
  • Main IPC: H02M7/5387
  • IPC: H02M7/5387
Power converter and control method for a power converter using serially-connected DC power sources
Abstract:
A control method for a power converter capable of reducing overall volume of a system and energy loss by using a plurality of power sources and distributing loads to them without a DCDC converter. The power converter has DC power sources and poles formed by connecting various poles of the DC sources. Voltage is applied to a load by switching between poles. The method includes operating a switch between poles of the first DC power source when a voltage command is lower than the electric potential of the second DC power source; and operating a switch between the poles of the second DC source when the voltage command is higher than the electric potential of the second DC source.
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