研究表明,电池荷电量越高,受损程度越重,铝塑包装的完整性越差,颜色变化越丰富,褶皱越明显。 磷酸铁锂电池发生热失控,持续时间久,释放能量多。 Take the lithium-ion phosphate battery for electric vehicles as the research object,to explore the changes of voltage and temperature of lithium-ion battery of electric vehicle when it is used as ignition source and summarize its