Patent ID: 6227181
Filing Date: 2001-05-08
Classification: F01P,F02B,F02D,F02M,Y02T

Abstract:
An internal combustion engine having a combustion heater provided in an intake system, for speeding up warm-up of said internal combustion engine and enhancing a performance of a car room heater provided in a vehicle mounted with said internal combustion engine by introducing a combustion gas emitted from said combustion heater to an intake passageway and warming engine related elements with the combustion heat held by the combustion gas, said internal combustion engine comprising:an EGR device including an exhaust gas recirculation passageway for connecting in bypass an intake passageway and a discharge passageway of said internal combustion engine for recirculating the exhaust gas between the discharge passageway and the intake passageway by returning the exhaust gas of said internal combustion engine to the intake passageway from the discharge passageway through the exhaust gas recirculation passageway; anda recirculating exhaust gas quantity control device for controlling a quantity of the exhaust gas recirculated by said EGR device in accordance with an introduction quantity of the combustion gas into the intake passageway.