EGR CUT CONTROL DEVICE AND EGR CUT CONTROL METHOD

Title:

EGR CUT CONTROL DEVICE AND EGR CUT CONTROL METHOD

Document Type and Number:

Japanese Patent JP2005090269

Kind Code:

A

Abstract:

To provide an EGR cut control device and an EGR cut control method, for improving acceleration performance as well as preventing increase of smoke in an internal combustion engine with SCV.

An acceleration standby state of a vehicle is determined, when an engine is in an idle state and one of a foot brake 19 and a parking brake 21 in is in a brake action state. When the vehicle is in the acceleration transition state and the brake 19 or the brake 21 which has been in the brake action state during the acceleration state of the vehicle is in predetermined acceleration operation for a brake release state, an acceleration transition state of the vehicle is determined, and an EGR valve 17 is closed to stop circulation of EGR gas and the SCV 59 is opened to quickly and effectively consume the EGR gas.

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Inventors:

FUJITA KENJI

Application Number:

JP2003321716A

Publication Date:

April 07, 2005

Filing Date:

September 12, 2003

Export Citation:

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Assignee:

TOYOTA IND CORP

International Classes:

B60W10/04; B60W10/06; B60W10/18; B60W10/184; F02B31/00; F02D21/08; F02D29/02; F02D43/00; F02M25/07; (IPC1-7): F02D21/08; B60K41/00; B60K41/20; F02B31/00; F02D29/02; F02D43/00; F02M25/07

Attorney, Agent or Firm:

Michiteru Soga
Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Yoshikazu Takei

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