公开(公告)号：US20230322048A1

公开(公告)日：2023-10-12

申请号：US18003382

申请日：2021-07-01

Applicant: Hanon Systems

Inventor： Navid Durrani ,  Tobias Haas ,  Charles Wainwright

IPC: B60H1/32 ,  B60H1/00

CPC classification number: B60H1/3205 ,  B60H1/00278

Abstract: A heat pump arrangement and a method of operating a heat pump arrangement. The heat pump arrangement has a refrigerant circuit and a coolant circuit, wherein the coolant circuit is configured for indirect battery heating. The refrigerant circuit includes a compressor, a heating condenser, a 3/2-way expansion valve, an external heat exchanger, at least one evaporator with an associated expansion element as well as a 3/2-way expansion valve arranged in parallel to the evaporator, and a battery chiller. The coolant circuit includes a coolant cooler and a battery heat exchanger with an associated coolant pump and at least one drive train cooler with an associated coolant pump arranged in parallel to the battery heat exchanger.