COOLANT TEMPERATURE CONTROLLING SYSTEM FOR ENGINE PERFORMANCE TEST
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United States of America Patent
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Issued Date -
May 24, 2012
app pub date -
Jul 27, 2010
filing date -
Jul 28, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention provides a coolant temperature control system for engine performance test, comprising an internal coolant circulation system, a heat exchange unit, a temperature monitoring and control unit, and an external coolant circulation system, wherein, the internal coolant circulation system and the external coolant circulation system are connected to the heat exchange unit respectively, and the internal coolant circulation system is connected to the engine; the temperature monitoring and control unit is connected to the internal coolant circulation system, the heat exchange unit, and the external coolant circulation system respectively, and the internal coolant circulation system is a closed internal circulation system. A vapor exhaust pipe connects the water channel in the engine cylinder head to an expansion water tank; a bypass pipe and a bypass valve are mounted to the water inlet and water outlet of the engine.
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