Onboard heater of auxiliary systems using exhaust gases and associated methods
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United States of America Patent
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-
Jan 3, 2023
Grant Date -
Nov 18, 2021
app pub date -
Jul 23, 2021
filing date -
May 15, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
An exhaust energy recovery system (EERS) and associated methods for an engine are disclosed. An embodiment of an EERS, for example, includes an inlet duct that is configured to divert exhaust gas from an exhaust duct of the engine into the recovery system and an outlet duct configured to return the exhaust gas to the exhaust duct downstream of the inlet duct. The recovery system is configured to heat components or fluids associated with engine to operating temperatures. The recovery system may be part of a mobile power system that is mounted to a single trailer and includes an engine and a power unit such as a high pressure pump or generator mounted to the trailer. Methods of operating and purging recovery systems are also disclosed.
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