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Hybrid Motor Vehicle and Method for Controlling Operation of a Hybrid Motor Vehicle

  • US 20090146615A1
  • Filed: 10/19/2005
  • Published: 06/11/2009
  • Est. Priority Date: 11/16/2004
  • Status: Active Grant
First Claim
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1. Method for controlling an operation of a motor vehicle with a hybrid drive unit (10), which comprises an internal combustion engine (12) and at least one electric machine (14) which can be selectively operated as a motor or a generator, wherein the electric machine (14) charges in generator operation an energy store (24) and/or powers a vehicle electrical system (26) of the motor vehicle, characterized in that depending on maintaining predetermined boundary conditions, the electric machine (14) operates in generator mode in alternating intervals, wherein(a) in a first interval, the electric machine (14) is operated with a first, high electric power output which is greater than an actual power consumption of the vehicle electrical system (26), and(b) is switched off in a second interval.

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