METHOD FOR MULTI-CYLINDER ENGINE (VERSIONS) AND SYSTEM FOR ENGINE Russian patent published in 2017 - IPC F01N3/34 F01N3/32 F01N3/22 

Abstract RU 2620313 C2

FIELD: engines and pumps.

SUBSTANCE: invention relates to engine building, namely to afterburner combustion systems. The invention consists in air injection into the engine exhaust port. For one option of method implementation, enriched fuel mixture is burnt in a multi-cylinder engine, air is injected into the exhaust port of the first cylinder, not into the exhaust port of the second cylinder, during the exhaust stroke of the first cylinder, and air is injected into the exhaust port of the second cylinder, not into the exhaust port of the first cylinder, during the exhaust stroke of the second cylinder. Thus, injection into each exhaust port is synchronized with the exhaust gas release to each exhaust port.

EFFECT: invention reduces costs of exhaust gases post-combustion.

20 cl, 4 dwg

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RU 2 620 313 C2

Authors

Sharma Manish

Surnilla Gopichandra

Dates

2017-05-24Published

2013-02-06Filed