Title:
CONTROL DEVICE OF VEHICLE
Document Type and Number:
Japanese Patent JP2018071465
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To effectively prevent the seizure of a bearing part of a turbocharger caused by an idling stop.SOLUTION: A control device of a vehicle comprises: a vehicle speed sensor 51; a brake pedal sensor 53; a rotation number calculation part 62 for acquiring a rotation number of a turbine shaft 44 of a turbocharger 40; an idling stop control part 61 for performing an idling stop for interrupting the fuel injection of an engine 10 when a brake operation is detected, and an idling stop start condition at which a vehicle speed is lowered to a prescribed low speed is established; and an idling stop holding control part 63 for holding a start of the idling stop until the rotation number is lowered to an upper limit threshold when the rotation number of the turbine shaft 44 reaches the prescribed upper limit threshold at which seizure occurs at a bearing part 47 at the establishment of the idling stop start condition.SELECTED DRAWING: Figure 3
Inventors:
OSADA HIDEKI
Application Number:
JP2016213512A
Publication Date:
May 10, 2018
Filing Date:
October 31, 2016
Export Citation:
Assignee:
ISUZU MOTORS LTD
International Classes:
F02D29/02; F02B37/00; F02B37/24; F02B39/14; F02D9/02; F02D9/04; F02D17/00; F02D23/00; F02D41/02; F02D41/04
Attorney, Agent or Firm:
Akio Ikeda