Process for controlling the exhaust gas recirculation system of

Details Process for controlling the exhaust gas recirculation system of Process for controlling the exhaust gas recirculation system of

1993-11-24

1995-01-31

Wolfe, Willis R.

Internal-combustion engines

Charge forming device

Including means responsive to instantaneous change in engine...

123571, F02D 4104, F02M 2507

Patent

active

053851307

ABSTRACT:
Process for controlling the exhaust gas recirculation system of an internal combustion engine 1 of the type comprising a pipe (4) assuring the connection between the exhaust manifold (3) and the intake manifold (2), said pipe being equipped with an E.G.R. valve (5) controlled from the electronic system (6) for engine control to assure the recirculation of a given rate of exhaust gas, characterized in that said engine control system is equipped with means for calculating the values Tm.sub.-- i of a representative magnitude of the torque produced by each of the combustions of the engine and in that the opening of the E.G.R. valve is controlled, for given operating conditions of the engine, as a function of said values Tm.sub.-- i.

REFERENCES:
patent: 4724813 (1988-02-01), Cinpinski
patent: 5060618 (1991-10-01), Takaoka et al.
patent: 5226390 (1993-07-01), Nakagawa
patent: 5265575 (1993-11-01), Norota

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