发明申请
US20110077810A1 ELECTRIC DRIVE APPARATUS AND PROCESS 有权
电驱动装置和工艺

  • 专利标题: ELECTRIC DRIVE APPARATUS AND PROCESS
  • 专利标题(中): 电驱动装置和工艺
  • 申请号: US12893547
    申请日: 2010-09-29
  • 公开(公告)号: US20110077810A1
    公开(公告)日: 2011-03-31
  • 发明人: Yoshiaki KATOU
  • 申请人: Yoshiaki KATOU
  • 专利权人: JATCO Ltd.
  • 当前专利权人: JATCO Ltd.
  • 优先权: JP2009-227099 20090930
  • 主分类号: B60W10/08
  • IPC分类号: B60W10/08 B60W20/00
ELECTRIC DRIVE APPARATUS AND PROCESS
摘要:
An electric drive apparatus includes a controller for controlling an electric motor and a continuously-variable transmission connected with the motor. The controller controls the motor and the continuously-variable transmission in a first control mode to control the transmission ratio of the continuously-variable transmission to a predetermined fixed ratio so as to hold the transmission ratio at the fixed ratio, and to control the motor to achieve the demand motor torque when a demand motor operation point determined from a predetermined assumed ratio is within a predetermined operation range, and to control the motor and the continuously-variable transmission in a second control mode to vary the transmission ratio and to control the motor to achieve a desired driving torque for a driven member driven by the motor when the demand motor operation point is not within the predetermined operation range.
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