ICS29.220 CCSK80T/GERS 团 体 标 准 T/GERS0012—2022 电动汽车用动力蓄电池单体电性能分级评 价 Electricalperformanceclassificationevaluationofcelloftractionbatteryforelectric vehicles 2022-1-24发布 2022-1-26实施 广东省能源研究会发布 全国团体标准信息平台 全国团体标准信息平台 T/GERS0012—2022 I目  次 前  言..............................................................................................................................................................II 1范围...................................................................................................................................................................1 2规范性引用文件...............................................................................................................................................1 3术语和定义.......................................................................................................................................................1 4符号...................................................................................................................................................................1 5评价要求...........................................................................................................................................................2 6试验条件...........................................................................................................................................................2 6.1环境条件................................................................................................................................................2 6.2测量仪器、仪表准确度........................................................................................................................3 7试验方法...........................................................................................................................................................3 7.1尺寸和质量............................................................................................................................................3 7.2外观情况................................................................................................................................................3 7.3内部结构................................................................................................................................................3 7.4初始容量................................................................................................................................................3 7.5内阻........................................................................................................................................................3 7.6倍率性能保持率....................................................................................................................................3 7.7低温性能保持率....................................................................................................................................4 7.8高温性能保持率....................................................................................................................................4 7.9循环寿命................................................................................................................................................4 7.10荷电保持率与容量恢复能力..............................................................................................................4 8评价方法...........................................................................................................................................................5 9评价流程...........................................................................................................................................................5 10评价报告.........................................................................................................................................................5 附录A（规范性）一致性试验方法示例.........................................................................................................6 附录B（规范性）与电芯技术规格数据偏差率计算方法示例.............................................................