Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SYSTEM AND METHOD OF CONTROLLING COAST-DOWN OF VEHICLE
Document Type and Number:
Japanese Patent JP2002004907
Kind Code:
A
Abstract:

To efficiently and properly prevent the stalling of an engine without increasing the cost of a whole control system.

The method and system 10 is provided for controlling the coast- down of a vehicle. A base reference engine speed 28 is determined (26). A vehicle speed 14 is detected and a target engine speed 34 is created from the base reference engine speed 28 and the vehicle speed 14 (20). An actual engine speed 16 is detected and a desired throttle position is determined as a difference between the target engine speed 34 and the actual engine speed 16 (24). A desired spark advance 44 for the engine 12 is determined as a reference between the target engine speed 34 and the actual engine speed 16 (22).


Inventors:
LIVSHIZ MICHAEL
CHYNOWETH SCOTT J
RHODES RODNEY J
Application Number:
JP2001119740A
Publication Date:
January 09, 2002
Filing Date:
April 18, 2001
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
GEN MOTORS CORP
International Classes:
B60W10/10; F02D29/00; F02D29/02; F02D31/00; F02D37/02; F02D41/02; F02D41/12; F02D45/00; F02P5/15; B60W10/04; F16H59/18; F16H59/38; F16H63/50; (IPC1-7): F02D29/02; B60K41/00; B60K41/06; F02D29/00; F02D41/02; F02D41/12; F02D45/00; F02P5/15
Attorney, Agent or Firm:
Kazuo Shamoto (5 outside)