Method and apparatus for recovering energy from coolant in a vehicle exhaust system
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United States of America Patent
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Feb 20, 2018
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N/A
app pub date -
Oct 9, 2012
filing date -
Oct 10, 2011
priority date (Note) -
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Abstract
A heat recovery system includes an engine coolant circuit and an exhaust gas recovery circuit. The engine coolant circuit uses an engine coolant fluid to cool an engine. The exhaust gas recovery circuit comprises a Rankine cycle system that uses a working fluid to convert heat from engine exhaust gases to energy. The engine coolant fluid comprises the working fluid such that the engine coolant circuit and an exhaust gas recovery circuit comprise a common circuit such that the Rankine cycle system recovers energy from exhaust gas heat and from engine coolant heat.
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