A HEATING, VENTILATION, AIR CONDITIONING AND/OR REFRIGERATION SYSTEM WITH A COMPRESSOR MOTOR COOLING SYSTEM
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United States of America Patent
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Issued Date -
Jun 16, 2022
app pub date -
Mar 27, 2020
filing date -
Mar 27, 2020
priority date (Note) -
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Abstract
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system includes a refrigerant loop having a compressor configured to circulate a refrigerant therethrough, a motor configured to drive rotation of the compressor, wherein the motor is a permanent magnet assisted synchronous reluctance (PMASR) motor, and a motor cooling system configured to direct a portion of the refrigerant from the refrigerant loop and through a housing of the PMASR motor to place the portion of the refrigerant in thermal communication with components of the PMASR motor.
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