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Patent Searching and Data


Title:
CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2012052505
Kind Code:
A
Abstract:

To provide a control device for an internal combustion engine, which achieves both reducing fear of operability deterioration of a brake and promoting fuel economy.

The control device for the internal combustion engine includes: an idle stop control means S30 for permitting automatic stop of the internal combustion engine by an idle stop system when a vehicle speed is lower than a predetermined vehicle speed Vth at the time of detecting driver's intention of stopping a vehicle; and a low rotation control means S40 for operating the internal combustion engine at a low idle rotation speed NEa set lower than an engine rotation speed NEidle during idle operation under the condition that power transmission from the internal combustion engine to drive wheels of the vehicle is blocked when the vehicle speed is the predetermined vehicle speed Vth or higher at the time of detecting the intention of stopping the vehicle.


Inventors:
TAKIZAWA TOMOHIRO
MASUDA SATORU
SUZUKI HIDEKI
Application Number:
JP2010197531A
Publication Date:
March 15, 2012
Filing Date:
September 03, 2010
Export Citation:
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Assignee:
DENSO CORP
International Classes:
F02D29/02; F02D17/00; F02D41/08
Attorney, Agent or Firm:
Tsuyoshi Yamada
Yasunari Kurita
Kyoko Hino
Satoru Ando
Hiroshi Matsuda