Fuel injection apparatus having common rail and subject...

Details Fuel injection apparatus having common rail and subject... Fuel injection apparatus having common rail and subject...

2007-05-15

2007-05-15

Moulis, Thomas (Department: 3747)

Internal-combustion engines

Charge forming device

Fuel injection system

C123S446000

Reexamination Certificate

active

11268628

ABSTRACT:
An ECU controls an intake metering valve and sets an upper limit of an integral term, which is obtained based on a pressure difference between a target rail pressure and an actual rail pressure of a common rail. Furthermore, the ECU reduces the target rail pressure when the integral term is limited.

REFERENCES:
patent: 4777921 (1988-10-01), Miyaki et al.
patent: 6135090 (2000-10-01), Kawachi et al.
patent: 6230684 (2001-05-01), Furuhashi et al.
patent: 6776141 (2004-08-01), Hamada et al.
patent: 2000-282929 (2000-10-01), None

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