Fuel supply control method and system for internal combustion engines equipped with exhaust gas recirculation control systems
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United States of America Patent
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-
Jun 19, 1984
Grant Date -
N/A
app pub date -
Jul 1, 1983
filing date -
Jul 8, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method and a system for electronically controlling the quantity of fuel being supplied to an internal combustion engine equipped with an exhaust gas recirculation control system. A plurality of sets of basic values of fuel quantity are stored beforehand, which are set as a function of at least two parameters indicative of operating conditions of the engine, for selection in response to the rate of recirculation of exhaust gases being effected by the exhaust gas recirculation control system. Read from a selected set of basic values of fuel quantity is a basic value of fuel quantity which corresponds to actual values of the above at least two parameters detected, and a quantity of fuel is supplied to the engine, which corresponds to the read basic value of fuel quantity.
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