COMPRESSOR HOUSING AND TWO STAGE TURBOCHARGER THEREOF

摘要

PURPOSE: A compressor housing of a turbocharger is provided to effectively cool pressurized air which was pressurized in the low pressure compressor. CONSTITUTION: A compressor housing of a turbocharger comprises a body and a cooling chamber(120). The body comprises: an impeller loader(112) in which an impeller is installed on the central part; an air inlet(114) and an air outlet(116) at both sides; and a scroll shape air-flow passage(118) which is connected from the air outlet to the air inlet by surrounding the impeller loader. The cooling chamber is provided inside the body, and comprises a cooling channel(122), and multiple gateways(124) which connects to the cooling channel.