Power battery multi-stage heat dissipation system based on magnetic refrigeration effect and control method

The invention discloses a power battery multi-stage heat dissipation system based on a magnetic refrigeration effect. The power battery multi-stage heat dissipation system comprises a battery box body, a control assembly and a cooling assembly, wherein the battery box body is divided into upper and...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JIN LIJIANG, LIU FUJIE, SUN XUDONG, YUAN QIUQI, XU XIAOMING, YANG YI, TONG GUANGYAO, ZHAI YUNFENG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a power battery multi-stage heat dissipation system based on a magnetic refrigeration effect. The power battery multi-stage heat dissipation system comprises a battery box body, a control assembly and a cooling assembly, wherein the battery box body is divided into upper and lower layers; the control assembly comprises a temperature sensor and a controller; the temperature sensor is attached to the surface of the power battery and is in circuit connection with the controller; the cooling assembly comprises a water pump, a water tank, a radiator, a magnetic sleeve, a magnetic field generator and a heat conduction block; the cooling liquid flowing layer, the water pump, the water tank and the radiator are sequentially communicated through a pipeline to form a closed loop for cooling liquid circulation; the water pump is in circuit connection with the controller; one end of the heat conduction block extends into the cooling liquid flowing layer, and the other end is attached to the bottom