The invention provides a battery thermal management system, a battery thermal management method and a hydrogen energy automobile. The battery thermal management system comprises a main circuit, a battery cooling liquid cooling branch circuit, a heating branch circuit and a reversing device; a battery pack is connected in the main circuit; a first water pump and a cooler are connected in the battery cooling liquid cooling branch circuit, the cooler, an air conditioner compressor, an air conditioner evaporator, an electromagnetic valve and an air conditioner condenser form a battery refrigerantcooling loop, when the cooler is in a non-operation state, the battery cooling liquid cooling branch and the main circuit form a battery loop, and when the cooler is in an operation state, the batterycooling liquid cooling branch circuit and the main circuit form a battery cooling liquid cooling loop; a heating device and a second water pump are connected in the heating branch circuit; and the reversing device is connected into the heating branch circuit and is used for enabling the heating loop to be switched between a connected state and a disconnected state. The battery packs of the wholeautomobile in different environments are fully protected, and the safety of the whole automobile is improved.
本发明提供一种电池热管理系统、电池热管理方法和氢能汽车,电池热管理系统包括主路、电池冷却液冷却支路、加热支路以及换向装置;主路中连接有电池包;电池冷却液冷却支路中连接有第一水泵和冷却器,冷却器与空调压缩机、空调蒸发器、电磁阀和空调冷凝器形成电池冷媒冷却回路,冷却器处于不运行状态时,电池冷却液冷却支路与主路形成电池回路,冷却器处于运行状态时,电池冷却液冷却支路与主路形成电池冷却液冷却回路;加热支路中连接有加热装置和第二水泵;换向装置连接于加热支路中,用于使加热回路在连通状态和截断状态之间切换。本发明提出的技术方案的有益效果是:对整车在不同环境下的电池包进行充分保护,提升整车安全性。
Battery thermal management system, battery thermal management method and hydrogen energy automobile
电池热管理系统、电池热管理方法和氢能汽车
2020-04-10
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
Integrated battery thermal management system and hydrogen energy automobile
European Patent Office | 2020
|European Patent Office | 2022
|European Patent Office | 2024
|European Patent Office | 2023
|New energy automobile power battery thermal management system
European Patent Office | 2023
|