Knock control by reduction of injection period

Details Knock control by reduction of injection period Knock control by reduction of injection period

F - Mech Eng,Light,Heat,Weapons

02

D

F02D 41/14 (2006.01) F02D 35/02 (2006.01) F02D 41/34 (2006.01)

Patent

CA 2056986

2056986 9100420 PCTABS00003 A method of operating an internal combustion engine to control "knock" therein, by injecting a metered quantity of fuel entrained in a gas directly into the engine combustion chamber and controlling the timing of injection of the fuel into the combustion chamber. The control of timing of injection being effected by setting the time of the end of the period of injection in relation to the engine cycle, and reducing the duration of the injection period in response to detection of "knock" in the engine above a predetermined level. The duration of injection is reduced in a stepwise manner one step each cycle until "knock" is eliminated or reduced below the predetermined level.

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