Patent ID: 7698894
Filing Date: 2010-04-20
Classification: F02B,F02M,F04D,F05B,Y02T

Abstract:
1. An internal combustion engine, comprising: a crankcase having an internal cavity; an intake manifold connected to the crankcase; an exhaust manifold connected to the crankcase; a turbocharger having a turbine and a compressor, wherein the turbine is connected to the exhaust manifold, wherein the compressor is connected to the intake manifold and includes: a low pressure exhaust outlet passage connected to the turbine; a low pressure intake passage connected to a main inlet of the compressor; and a flow path for communicating at least one of the crankcase and the low pressure exhaust outlet passage to an inlet port of the secondary inlet passage that is separated from the main air inlet for enabling the compressor to draw fluid from at least one of the crankcase and the low pressure exhaust passage without the fluid entering the compressor through the main air inlet.