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Title:
FUEL INJECTION CONTROLLER FOR INTERNAL COMBUSTION ENGINE OF CYLINDER INJECTION TYPE
Document Type and Number:
Japanese Patent JPH10176562
Kind Code:
A
Abstract:

To prevent the generation of smoke when an engine is under heavy load or at low temperature in a fuel injection controller for an internal combustion engine of cylinder injection type.

When the temperature of an combustion room 5, for example the wall temperature of the combustion room 5 is low, the evaporation characteristics of the fuel injected into the combustion room 5 by a fuel injection valve for injecting fuel into the cylinder is deteriorated in an intake stroke. Therefore, when the engine is at low temperatures, the injected fuel is put on the top surface of a piston to form a liquid film, which generates smoke. This controller retards the timing of fuel injection and prevents the smoke generation, when the engine is at low temperatures.


Inventors:
GONO TAKESHI
Application Number:
JP33978896A
Publication Date:
June 30, 1998
Filing Date:
December 19, 1996
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
F02B75/10; F02D41/02; F02D41/04; F02D41/34; (IPC1-7): F02D41/02; F02B75/10; F02D41/04; F02D41/34
Attorney, Agent or Firm:
Hironobu Onda