THERMAL MANAGEMENT DEVICE FOR BATTERIES FOR AN ELECTRIC OR HYBRID VEHICLE
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United States of America
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Issued Date -
Nov 7, 2024
app pub date -
Aug 30, 2022
filing date -
Aug 30, 2022
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Abstract
A thermal management device for an electric or hybrid motor vehicle is disclosed. The device includes a cooling circuit configured to circulate a refrigerant fluid, a circuit for thermal management of the batteries by at least partial immersion and/or vaporization, and a circuit for thermal management of the power electronics. The cooling circuit includes a main loop including, in the direction of circulation of the refrigerant, a compressor, a first heat exchanger, a second heat exchanger, a first expansion device, and a third heat exchanger. The battery thermal management circuit includes a main loop including a first pump, a fourth heat exchanger, and a container configured to receive the batteries. The power electronic thermal management circuit includes a second pump, a heat exchanger, a first radiator, and a second heat exchanger.
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