Feedback control system for recirculation of exhaust gas

Details Feedback control system for recirculation of exhaust gas Feedback control system for recirculation of exhaust gas

1977-11-17

1979-09-25

Burns, Wendell E.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

123119EC, F02M 2506

Patent

active

041686837

ABSTRACT:
An exhaust gas recirculation control system for an internal combustion engine, in which a feedback signal representing the amount of actually recirculated exhaust gas is produced by detecting the concentration of either CO.sub.2 or H.sub.2 O, which is contained in the exhaust gas in a nearly constant concentration, in combustible gas mixture diluted with recirculated exhaust gas.

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patent: 4060065 (1977-11-01), Hata
patent: 4061117 (1977-12-01), Ikeura
patent: 4071003 (1978-01-01), Aono
patent: 4075992 (1978-02-01), Linder

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