The invention discloses a single battery, a power battery pack and an electric vehicle, the single battery is a hard-shell battery, the single battery comprises a battery body, the battery body has a length L, a width H and a thickness D, the length L of the battery body is greater than the width H, the width H of the battery body is greater than the thickness D, and the thickness D of the battery body is greater than the thickness D; the surface area S of the battery body and the volume V of the battery body meet the condition that S/V = 0.1 mm <-1 >-0.35 mm <-1 >. According to the embodiment of the invention, the heat dissipation capability of the single batteries is strong, and the integral arrangement in the power battery pack is facilitated, so that the space utilization rate of the power battery pack is improved, the energy density of the power battery pack is increased, and the cruising ability of the power battery pack is further enhanced.
本申请公开了一种单体电池、动力电池包和电动车,所述单体电池为硬壳电池,所述单体电池包括:电池本体,所述电池本体具有长度L、宽度H和和厚度D,所述电池本体的长度L大于宽度H,所述电池本体的宽度H大于厚度D,所述电池本体的表面积S与所述电池本体的体积V满足:S/V=0.1 mm﹣1~0.35 mm﹣1。根据本申请实施例的单体电池的散热能力强,且利于在动力电池包内的整体排布,从而提高动力电池包的空间利用率、扩大动力电池包的能量密度,进而增强动力电池包的续航能力。
Single battery, power battery pack and electric vehicle
单体电池、动力电池包及电动车
2022-03-29
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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