Adaptive cylinder by cylinder knock retard control

Details Adaptive cylinder by cylinder knock retard control Adaptive cylinder by cylinder knock retard control

1981-06-23

1983-03-15

Cox, Ronald B.

Internal-combustion engines

Combustion chamber means combined with air-fuel mixture...

123435, F02P 504

Patent

active

043764290

ABSTRACT:
This specification discloses an ignition timing system for an internal combustion engine wherein the spark timing for each cylinder is individually controlled to optimize the performance of each cylinder. Cylinder to cylinder variations in operating characteristics and ambient conditions can be taken into account while selecting a cylinder spark timing for improved torque and reduced knock.

REFERENCES:
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patent: 3835819 (1974-09-01), Anderson
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patent: 4002155 (1977-01-01), Harned et al.
patent: 4116173 (1978-09-01), McDougal
patent: 4131097 (1978-12-01), Sawada et al.
patent: 4133475 (1979-09-01), Harned et al.
patent: 4153019 (1979-05-01), Laubenstein et al.
patent: 4233944 (1980-11-01), Omori
patent: 4243007 (1981-01-01), Ehrhardt
patent: 4289102 (1981-09-01), Katsumata

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