BATTERY PROTECTION BOTTOM PLATE, BATTERY PACK COMPOSITE PROTECTION STRUCTURE, AND VEHICLE

In order to overcome the problem of the corrosion resistance of existing battery pack bottom protection plates being insufficient due to a surface PVC layer peeling under impact, the present application provides a battery protection bottom plate, comprising a protection layer, a metal plate and a fi...

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Bibliographische Detailangaben
Hauptverfasser:	WAN, Long, WANG, Ran, SUN, Zenan, TAN, Zhijia, PENG, Qingbo
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	In order to overcome the problem of the corrosion resistance of existing battery pack bottom protection plates being insufficient due to a surface PVC layer peeling under impact, the present application provides a battery protection bottom plate, comprising a protection layer, a metal plate and a fiber-reinforced resin layer. The metal plate is located between the protection layer and the fiber-reinforced resin layer, and the metal plate and the fiber-reinforced resin layer satisfy the condition in formula I. 0.4≤d1d2*e−ε0∗σ2σ0∗ε2+0.5≤2.0In addition, further disclosed in the present application are a battery pack composite protection structure comprising the battery protection bottom plate, and a vehicle.