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VEHICLE CONTROL SYSTEM

  • US 20150274172A1
  • Filed: 10/30/2012
  • Published: 10/01/2015
  • Est. Priority Date: 10/30/2012
  • Status: Active Grant
First Claim
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1. A vehicle control system that is applied to a vehicle havingan engine,a torque converter having a pump impeller to which torque of the engine is delivered, and a turbine runner from which the torque is outputted,a transmission that transmits the torque delivered from the turbine runner to drive wheels, anda clutch device that is disposed between the turbine runner and the transmission to selectively connect the torque converter to the transmission while changing a torque transmitting capacity thereof, andthat is configured to execute an energy saving control for reducing energy consumption of the vehicle by automatically controlling an operating condition of the engine and an engagement condition of the clutch device to stop the engine during running while bringing the clutch device into disengagement,comprising:

  • a control unit that is configured to increase a speed of the turbine runner using an increasing amount thereof as a target value when restarting the engine while bringing the clutch device into engagement, being in disengagement during execution of the energy saving control, and to complete the engagement of the clutch device after a completion of an increment of the speed of the turbine runner.

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