Transmission load modeling for engine idle speed control

Details Transmission load modeling for engine idle speed control Transmission load modeling for engine idle speed control

2005-02-22

2005-02-22

Wright, Dirk (Department: 3681)

Interrelated power delivery controls, including engine control

Transmission control

Engine controlled by transmission

C123S339160

Reexamination Certificate

active

06857987

ABSTRACT:
An idle speed compensation system for a vehicle includes an idle speed control system that varies airflow to an engine at idle and a transmission driven by the engine. A controller communicates with the idle speed control system, the engine, and the transmission. The controller generates an idle speed compensation signal based on a transmission load.

REFERENCES:
patent: 4879982 (1989-11-01), Itakura et al.
patent: 5253623 (1993-10-01), Melnyk et al.
patent: 6513489 (2003-02-01), Osanai

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