Emissions filter regeneration system

Details Emissions filter regeneration system Emissions filter regeneration system

1986-06-23

1987-12-08

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

By means producing a chemical reaction of a component of the...

60303, F01N 302

Patent

active

047110872

ABSTRACT:
An emissions filter regeneration system including a particulate matter filter having an inlet connected by an exhaust pipe to an exhaust manifold of an engine, a pressure sensor disposed to sense the pressure at the inlet of the filter, a combustion chamber having an outlet opening disposed to discharge gases into the inlet, a fuel supply means for introducing fuel into the combustion chamber, an air supply means for introducing air into the combustion chamber, and an igniter for igniting a fuel and air mixture in the combustion chamber. Also included is a control means for activating the fuel supply means, the air supply means, and the igniter in response to sensing by the pressure sensor of a pressure above a predetermined value.

REFERENCES:
patent: 4462208 (1984-07-01), Hicks
patent: 4566271 (1986-01-01), French
patent: 4610138 (1986-09-01), Shinzawa

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