- Patent Title: System for air-conditioning the air of a passenger compartment and for heat transfer with drive components of a motor vehicle and method for operating the system
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Application No.: US17202923Application Date: 2021-03-16
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Publication No.: US11752833B2Publication Date: 2023-09-12
- Inventor: Navid Durrani , Martin Hötzel , Tobias Haas
- Applicant: Hanon Systems
- Applicant Address: KR Daejeon
- Assignee: HANON SYSTEMS
- Current Assignee: HANON SYSTEMS
- Current Assignee Address: KR Daejeon
- Agency: Shumaker, Loop & Kendrick, LLP
- Agent James D. Miller
- Priority: DE 2020107631.2 2020.03.19 DE 2021101127.2 2021.01.20
- Main IPC: B60H1/00
- IPC: B60H1/00

Abstract:
A system for air-conditioning air of a passenger compartment and for heat transfer with drive components of a motor vehicle. The system has a refrigerant circuit and a coolant circuit. The refrigerant circuit is formed with a compressor, a first refrigerant-coolant heat exchanger operated as a condenser/gas cooler, a refrigerant-air heat exchanger operated as an evaporator for conditioning supply air of the passenger compartment with an upstream expansion element, and a second refrigerant-coolant heat exchanger operated as an evaporator for heat transfer between a coolant for tempering the drive components of the motor vehicle and the refrigerant with an upstream expansion element, and with a bypass flow path around the heat exchangers operated as the evaporators on the low-pressure side. In addition to the first refrigerant-coolant heat exchanger, the coolant circuit has a coolant-air heat exchanger operated as a thermal heat exchanger for heating supply air of the passenger compartment.
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