VEHICLE CABIN AND RECHARGEABLE ENERGY STORAGE SYSTEM HEATING
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United States of America Patent
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Issued Date -
May 11, 2023
app pub date -
Nov 9, 2021
filing date -
Nov 9, 2021
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Abstract
A heating, ventilation and air conditioning (HVAC) system for a vehicle having a rechargeable energy storage system includes a refrigerant circuit having a flow of refrigerant circulated therethrough. The refrigerant circuit includes a compressor, an internal condenser, and a chiller heat exchanger. A coolant circuit is fluidly connected to the refrigerant circuit and has a flow of coolant circulated therethrough. The coolant circuit includes the chiller heat exchanger, the internal condenser, a heater core, a rechargeable energy storage system (RESS), and a three-way coolant valve to selectably direct the flow of coolant through the RESS and/or along a bypass passage to bypass the RESS.
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