AC SYSTEM WITH PROPORTIONAL CONTROLLED HYDRAULIC FAN
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United States of America Patent
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Issued Date -
Mar 31, 2016
app pub date -
May 29, 2013
filing date -
May 29, 2013
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Abstract
A system and method for improving the operation of a cooling system and AC system for an engine, without sacrificing engine performance is disclosed. The system includes a cooling module positioned within an engine compartment of the vehicle, a cooling fan mounted in front of the cooling module, and a control strategy for controlling operation of the cooling fan based on engine conditions. The system includes incorporating at least one sensor, include a pressure sensor installed within the high pressure side of the AC system. The method includes providing an AC system having a high pressure side and a low pressure side, providing at least one sensor on the high pressure side for producing an electrical signal in response to an operating condition, determining which sensor has a highest electrical signal value for controlling the speed of the fan.
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