Invention Grant
US08706335B2 Method for operating a hybrid drive unit and device for controlling a hybrid drive unit 有权
用于操作混合驱动单元的方法和用于控制混合驱动单元的装置

  • Patent Title: Method for operating a hybrid drive unit and device for controlling a hybrid drive unit
  • Patent Title (中): 用于操作混合驱动单元的方法和用于控制混合驱动单元的装置
  • Application No.: US13334140
    Application Date: 2011-12-22
  • Publication No.: US08706335B2
    Publication Date: 2014-04-22
  • Inventor: Raffael Kuberczyk
  • Applicant: Raffael Kuberczyk
  • Applicant Address: DE Friedrichshafen
  • Assignee: ZF Friedrichshafen AG
  • Current Assignee: ZF Friedrichshafen AG
  • Current Assignee Address: DE Friedrichshafen
  • Agency: Davis&Bujold, PLLC
  • Agent Michael J. Bujold
  • Priority: DE102011002541 20110112
  • Main IPC: B60W20/00
  • IPC: B60W20/00
Method for operating a hybrid drive unit and device for controlling a hybrid drive unit
Abstract:
A method for operating a hybrid unit comprising a first drive-power source, such as a supercharged internal combustion engine, and a second drive-power source, such as an electric machine. The second drive-power source operates as a generator for charging the energy accumulator and as a motor for discharging of the energy accumulator. Depending on torque desired by a driver, drive torque can be called for, on the one hand, from the first drive-power source and, on the other hand, from the second drive-power source operating as a motor. When the torque desired by the driver increases, to ensure operation of the hybrid unit with reduced fuel consumption and reduced emissions, depending on the charge condition of the energy accumulator, torque demanded from the first drive-power source is delayed and/or reduced, and the resulting reduced dynamic response is compensated for by demanding torque from the second drive-power source.
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