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Title: Exhaust gas heat recovery system

Patent ·
OSTI ID:1568139

A powertrain includes an engine, an exhaust system including an exhaust passageway in fluid communication with the engine, an exhaust gas heat exchanger, a transmission having a transmission cooling system, a transmission heat exchanger, a heater core, a pump, and an engine coolant circuit. The engine coolant circuit provides fluid communication between the engine, the exhaust gas heat exchanger, the transmission heat exchanger, the heater core, and the pump. The exhaust gas heat exchanger is operatively connected to the exhaust system and configured to transfer heat between the engine coolant circuit and the exhaust system. The transmission heat exchanger is operatively connected to the transmission cooling system and configured to transfer heat between the engine coolant circuit and the transmission cooling system.

Research Organization:
GM Global Technology Operations LLC, Detroit, MI (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC26-08NT04386
Assignee:
GM Global Technology Operations LLC (Detroit, MI)
Patent Number(s):
10,245,917
Application Number:
13/689,862
OSTI ID:
1568139
Resource Relation:
Patent File Date: 11/30/2012
Country of Publication:
United States
Language:
English

References (2)

Thermal Management Systems and Methods patent-application August 2005
Cooling circuit of a liquid-cooled internal combustion engine patent August 2004

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