Control device for a diesel engine

Details Control device for a diesel engine Control device for a diesel engine

2007-01-23

2007-01-23

Argenbright, T. M. (Department: 3747)

Internal-combustion engines

Combustion chamber means having fuel injection only

Using multiple injectors or injections

C123S435000, C123S446000, C123S458000, C123S464000

Reexamination Certificate

active

11393571

ABSTRACT:
There are provided a diesel engine that injects fuel into air compressed in cylinders and combusts the fuel by spontaneous ignition, and a control unit that sets the fuel injection timing to an earlier time point than the compression top dead center to premix air and fuel and combusts the air-fuel mixture compressed in the cylinders by spontaneous ignition. The control unit injects the fuel to be injected in an early stage in a plurality of stages according to the operation state of the engine and individually adjusts the injection pressures of their respective stages according to the gas density and the gas temperature in the corresponding cylinder.

REFERENCES:
patent: 6990949 (2006-01-01), Kataoka et al.
patent: 2002/0040692 (2002-04-01), LaPointe et al.
patent: 2003/0056751 (2003-03-01), Sukegawa et al.
patent: 2002-201991 (2002-07-01), None
patent: 2003-286879 (2003-10-01), None

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