超清版 GB/T 44257.1-2024 电动土方机械用动力电池 第1部分：安全要求
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- 更新时间：2025-03-18
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资料介绍
ICS 53.100
CCS P 97
中华人民共和国国家标准
GB/T 44257.1—2024
电动土方机械用动力电池第1 部分：安全要求
Traction battery of electric earth⁃moving machinery—
Part 1：Safety requirements
2024⁃07⁃24 发布2024⁃07⁃24 实施
国家市场监督管理总局
国家标准化管理委员会发 布
目 次
前言··························································································································Ⅲ
引言··························································································································Ⅳ
1 范围·······················································································································1
2 规范性引用文件········································································································1
3 术语和定义··············································································································1
4 符号和缩略语···········································································································2
5 安全要求·················································································································2
6 试验条件·················································································································3
7 试验准备·················································································································4
8 试验方法·················································································································5
附录A（规范性） 热扩散试验·························································································18
附录B（资料性） 电池包或电池系统的典型结构·································································23
附录C（规范性） 电池包或电池系统绝缘电阻测试方法························································25
参考文献····················································································································27
图1 一个温度循环试验示意图························································································7
图2 设备电池包或电池系统随机振动测试曲线···································································8
图3 机械冲击脉冲容差范围示意图··················································································9
图4 模拟碰撞脉冲容差范围示意图················································································10
图5 挤压板形式一示意图····························································································11
图6 挤压板形式二示意图····························································································11
图7 温湿度循环········································································································12
图8 外部火烧示意图··································································································13
图9 耐火隔板的尺寸和技术数据···················································································14
图10 温度冲击试验示意图·············································
CCS P 97
中华人民共和国国家标准
GB/T 44257.1—2024
电动土方机械用动力电池第1 部分：安全要求
Traction battery of electric earth⁃moving machinery—
Part 1：Safety requirements
2024⁃07⁃24 发布2024⁃07⁃24 实施
国家市场监督管理总局
国家标准化管理委员会发 布
目 次
前言··························································································································Ⅲ
引言··························································································································Ⅳ
1 范围·······················································································································1
2 规范性引用文件········································································································1
3 术语和定义··············································································································1
4 符号和缩略语···········································································································2
5 安全要求·················································································································2
6 试验条件·················································································································3
7 试验准备·················································································································4
8 试验方法·················································································································5
附录A（规范性） 热扩散试验·························································································18
附录B（资料性） 电池包或电池系统的典型结构·································································23
附录C（规范性） 电池包或电池系统绝缘电阻测试方法························································25
参考文献····················································································································27
图1 一个温度循环试验示意图························································································7
图2 设备电池包或电池系统随机振动测试曲线···································································8
图3 机械冲击脉冲容差范围示意图··················································································9
图4 模拟碰撞脉冲容差范围示意图················································································10
图5 挤压板形式一示意图····························································································11
图6 挤压板形式二示意图····························································································11
图7 温湿度循环········································································································12
图8 外部火烧示意图··································································································13
图9 耐火隔板的尺寸和技术数据···················································································14
图10 温度冲击试验示意图·············································