Patent ID: 7255095
Filing Date: 2007-08-14
Classification: F02B,F02D,F02M,F02P,Y02T

Abstract:
1. An internal combustion engine, comprising: a first portion of engine cylinders; a second portion of engine cylinders; a first exhaust gas recirculation duct adapted to provide flow from an exhaust of said first portion of engine cylinders to an intake of said first portion of engine cylinders; a first exhaust gas recirculation valve disposed in said first exhaust gas recirculation duct; a second exhaust gas recirculation duct adapted to provide flow from an exhaust of said second portion of engine cylinders to an intake of said first portion of engine cylinders via a first exhaust gas recirculation valve; and a second exhaust gas recirculation valve disposed in said second exhaust gas recirculation duct.