Article(id=1214642749601661767, tenantId=1146029695717560320, journalId=1189645257101713411, issueId=1214642748829913867, articleNumber=null, orderNo=null, doi=10.19822/j.cnki.1671-6329.20220263, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1767522998475, onlineDateStr=2026-01-04, pubDate=1696435200000, pubDateStr=2023-10-05, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1767522998475, onlineIssueDateStr=2026-01-04, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1767522998475, creator=13701087609, updateTime=1767522998475, updator=13701087609, issue=Issue{id=1214642748829913867, tenantId=1146029695717560320, journalId=1189645257101713411, year='2023', volume='', issue='10', pageStart='1', pageEnd='62', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1767522998292, creator=13701087609, updateTime=1767533901426, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1214688479951373039, tenantId=1146029695717560320, journalId=1189645257101713411, issueId=1214642748829913867, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1214688479951373040, tenantId=1146029695717560320, journalId=1189645257101713411, issueId=1214642748829913867, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=38, endPage=44, ext={EN=ArticleExt(id=1214642749874291528, articleId=1214642749601661767, tenantId=1146029695717560320, journalId=1189645257101713411, language=EN, title=The Analysis of Thermal Safety Development for New Energy Vehicles Based on Safety Supervision, columnId=1214642749521974028, journalTitle=Automotive Digest, columnName=Selected Paper of SAECCE 2023, runingTitle=null, highlight=null, articleAbstract=
With the increasing number of new energy vehicles and the frequent occurrence of new energy vehicle fire safety accidents, the national level attaches great importance to the safety issues of new energy vehicles and has taken action in various aspects such as production and usage. By studying the current situation of thermal safety issues in new energy vehicles, conducting a detailed analysis of relevant safety regulatory policies and regulations, combining the characteristics of the current situation, proposing relevant enterprise suggestions, focusing on power batteries and other related components, in order to promote the solution of thermal safety issues in new energy vehicles and provide reference for the development direction of thermal management for domestic vehicle enterprises and component suppliers.
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随着新能源汽车日益增多,新能源汽车起火安全事故频繁发生,国家层面高度重视新能源汽车安全问题,已在生产端、使用侧等多方面有所行动。通过研究新能源汽车热安全问题现状,对其相关安全监管政策法规进行详细分析,并结合现状特点提出相关企业建议,重点聚焦动力电池等相关部件,以期对解决新能源汽车热安全问题起到促进作用,也为国内整车企业及零部件供应商的热管理发展方向提供参考。
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重型汽车,
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2018—2021年我国新能源汽车产品召回次数及数量, figureFileSmall=BEzee2HAhf0YeHO9YNtbIQ==, figureFileBig=lIC7yGChd5YpKsq0M4Gu9g==, tableContent=null), ArticleFig(id=1215266440714830028, tenantId=1146029695717560320, journalId=1189645257101713411, articleId=1214642749601661767, language=EN, label=null, caption=null, figureFileSmall=PGJs8ItGhXD0K9Cy8J0EeA==, figureFileBig=RYcISoRYeHVHe9VY9eXFcw==, tableContent=null), ArticleFig(id=1215266440790327503, tenantId=1146029695717560320, journalId=1189645257101713411, articleId=1214642749601661767, language=CN, label=图3, caption=
2014—2021年电动汽车起火事故趋势, figureFileSmall=PGJs8ItGhXD0K9Cy8J0EeA==, figureFileBig=RYcISoRYeHVHe9VY9eXFcw==, tableContent=null), ArticleFig(id=1215266440865824978, tenantId=1146029695717560320, journalId=1189645257101713411, articleId=1214642749601661767, language=EN, label=null, caption=null, figureFileSmall=UXDYAppQ6WBbmZGKA/zclQ==, figureFileBig=TZ4fPgIlhtFVpqUiT06fiA==, tableContent=null), ArticleFig(id=1215266440937128149, tenantId=1146029695717560320, journalId=1189645257101713411, articleId=1214642749601661767, language=CN, label=图4, caption=
车辆起火时状态统计 注:内环为2020年数据,外环为2021年数据
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2018—2019年国内新能源汽车事故调查分析, figureFileSmall=EaHN/0aTPSJvGXIt29AE8w==, figureFileBig=KlSuO4nSFVZVkDwJv2QE3A==, tableContent=null), ArticleFig(id=1215266441163620574, tenantId=1146029695717560320, journalId=1189645257101713411, articleId=1214642749601661767, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 实施时间 | 标准号 | 标准名称 | 标准类别 | 要点 |
2022年 4月 | T/CSAE 253—2022 | 电动乘用车跌落后安全性要求[15] | CSAE 标准 | 用于测试将动力电池布置于底盘的电动汽车,其电池包在受到垂直方向和水平方向复合冲击的情况下,满足整车使用电安全性能的要求。 |
| T/CSAE 254—2022 | 电动汽车充电过程电池系统安全风险监测及故障预警规范[16] | 该标准利用充电过程产生的海量数据,并结合大数据、云计算、人工智能等技术,建立充电安全模型,实现电动汽车充电过程的准确预警。 |
| T/CSAE 255—2022 | 电动汽车运行过程电池系统安全风险监测及故障预警规范[17] | 规定了电动汽车用动力电池系统安全风险监测及故障预警方法和处置要求。 |
2021年 4月 | GB/T 24549—2020 | 燃料电池电动汽车安全要求[18] | 推荐性 国家标准 | 对动力电池热管理系统性能试验方法提出详细要求。 |
| GB/T 39086—2020 | 电动汽车用电池管理系统功能安全要求及试验方法[19] |
2021年 1月 | GB 18384—2020 | 电动汽车安全要求[20] | 强制性 国家标准 | 重点强化电池系统热安全、机械安全、电气安全以及功能安全要求。如,要求电池单体发生热失控后,电池系统在5 min内不起火、不爆炸。 |
| GB 38031—2020 | 电动汽车用动力蓄电池安全要求[21] | 主要规定电动汽车的电气安全和功能安全要求,增加电池系统热事件报警信号要求。 |
| GB 38032—2020 | 电动客车安全要求[22] | 增加高压部件阻燃要求和电池系统最小管理单元热失控考核要求,提升火灾事故防范能力。 |
| 2020年10月 | T/CSAE 117—2019 | 动力电池热管理系统性能(台架) 试验方法[23] | CSAE 标准 | 规定了乘用车动力电池热管理系统性能的试验方法。 |
), ArticleFig(id=1215266441251700961, tenantId=1146029695717560320, journalId=1189645257101713411, articleId=1214642749601661767, language=CN, label=表1, caption=
部分动力电池安全相关标准法规
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| 实施时间 | 标准号 | 标准名称 | 标准类别 | 要点 |
2022年 4月 | T/CSAE 253—2022 | 电动乘用车跌落后安全性要求[15] | CSAE 标准 | 用于测试将动力电池布置于底盘的电动汽车,其电池包在受到垂直方向和水平方向复合冲击的情况下,满足整车使用电安全性能的要求。 |
| T/CSAE 254—2022 | 电动汽车充电过程电池系统安全风险监测及故障预警规范[16] | 该标准利用充电过程产生的海量数据,并结合大数据、云计算、人工智能等技术,建立充电安全模型,实现电动汽车充电过程的准确预警。 |
| T/CSAE 255—2022 | 电动汽车运行过程电池系统安全风险监测及故障预警规范[17] | 规定了电动汽车用动力电池系统安全风险监测及故障预警方法和处置要求。 |
2021年 4月 | GB/T 24549—2020 | 燃料电池电动汽车安全要求[18] | 推荐性 国家标准 | 对动力电池热管理系统性能试验方法提出详细要求。 |
| GB/T 39086—2020 | 电动汽车用电池管理系统功能安全要求及试验方法[19] |
2021年 1月 | GB 18384—2020 | 电动汽车安全要求[20] | 强制性 国家标准 | 重点强化电池系统热安全、机械安全、电气安全以及功能安全要求。如,要求电池单体发生热失控后,电池系统在5 min内不起火、不爆炸。 |
| GB 38031—2020 | 电动汽车用动力蓄电池安全要求[21] | 主要规定电动汽车的电气安全和功能安全要求,增加电池系统热事件报警信号要求。 |
| GB 38032—2020 | 电动客车安全要求[22] | 增加高压部件阻燃要求和电池系统最小管理单元热失控考核要求,提升火灾事故防范能力。 |
| 2020年10月 | T/CSAE 117—2019 | 动力电池热管理系统性能(台架) 试验方法[23] | CSAE 标准 | 规定了乘用车动力电池热管理系统性能的试验方法。 |
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制修订 标准号 | 标准名称 | 技术 领域 | 说明 |
| GB/T 31467.1 | 电动汽车用锂离子动力电池包和系统 | 可靠性、安全性 | 修订新版技术要求 |
| GB/T 31467.2 |
| GB/T 31485 | 电动汽车用动力电池安全要求及试验方法 | 安全性 | 修订新版技术要求 |
| GB/T 31484 | 电动汽车用动力电池循环寿命要求及试验方法 | 寿命 | 新制定 |
| GB/T 31486 | 电动汽车用动力电池电性能要求及试验方法 | 性能 | 新制定 |
| GB/T 34013 | 电动汽车用动力电池产品规格尺寸 | 规格尺寸 | 新制定 |
| QC/T xxxx.1 | 电动汽车动力电池热管理系统 第一部分:通用要求 | 热 管理 | 行业标准 |
| QC/T xxxx.2 | 电动汽车动力电池热管理系统 第二部分:液冷系统 | 热 管理 | 行业标准 |
| QC/T xxxx.3 | 电动汽车动力电池热管理系统 第三部分:风冷系统 | 热 管理 | 行业标准 |
| QC/T xxxx.4 | 电动汽车动力电池热管理系统 第四部分:加热器 | 热 管理 | 行业标准 |
| GB/T XXX | 混合动力电动汽车用双层电容器 | 电容器 | 参考IEC 62576:2009 |
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即将制修订的动力电池标准
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制修订 标准号 | 标准名称 | 技术 领域 | 说明 |
| GB/T 31467.1 | 电动汽车用锂离子动力电池包和系统 | 可靠性、安全性 | 修订新版技术要求 |
| GB/T 31467.2 |
| GB/T 31485 | 电动汽车用动力电池安全要求及试验方法 | 安全性 | 修订新版技术要求 |
| GB/T 31484 | 电动汽车用动力电池循环寿命要求及试验方法 | 寿命 | 新制定 |
| GB/T 31486 | 电动汽车用动力电池电性能要求及试验方法 | 性能 | 新制定 |
| GB/T 34013 | 电动汽车用动力电池产品规格尺寸 | 规格尺寸 | 新制定 |
| QC/T xxxx.1 | 电动汽车动力电池热管理系统 第一部分:通用要求 | 热 管理 | 行业标准 |
| QC/T xxxx.2 | 电动汽车动力电池热管理系统 第二部分:液冷系统 | 热 管理 | 行业标准 |
| QC/T xxxx.3 | 电动汽车动力电池热管理系统 第三部分:风冷系统 | 热 管理 | 行业标准 |
| QC/T xxxx.4 | 电动汽车动力电池热管理系统 第四部分:加热器 | 热 管理 | 行业标准 |
| GB/T XXX | 混合动力电动汽车用双层电容器 | 电容器 | 参考IEC 62576:2009 |
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| 企业 | 不起火电池方案 | 方案特点 |
| 岚图 | “琥珀”、“云母”电池系统 | 通过三维隔热墙技术、PACK 5层安全防护、云BMS等方面对电池包进行优化 |
| 极氪汽车 | “极芯”电池包 | 搭载“NTP无热蔓延不起火”技术,结合预警模型和热管理策略,实现高安全性 |
| 广汽埃安 | 弹匣电池 | 类似安全舱设计,可阻隔热失控电芯蔓延 |
| 宁德时代 | “永不起火”811电池 | 自隔离安全技术,材料创新(正极材料、电解液)、电芯结构优化、电池热管理提升、系统热扩散控制 |
| 蜂巢能源 | 果冻电池 | 基于无钴正极材料和电解液材料的凝胶电池,具备高电导、自愈合、阻燃特点 |
| 欣旺达 | “只冒烟、不起火”动力电池 | SWD系统5层安全设计,电芯采用镍5X三元材料体系 |
| 比亚迪 | 无烟、无明火“刀片电池” | 结构扁平设计,在经历外界损坏后,触发短路导致的发热量减少,利于散热 |
| 孚能科技 | “永不起火”电池 | 试验检测电池在加热394 s后,触发第一个电芯失控,之后24 h内未出现起火并逐渐恢复至安全常温状态 |
| 长城汽车 | 大禹电池 | “控+导=通”核心技术原理,4层5维安全矩阵,创新设计:热源隔断、双向换流、热流分配、定向排爆、高温绝缘、自动灭火、正压阻氧、智能冷却,保障电池不起火、不爆炸 |
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多家车企和动力电池厂商推出不起火电池方案[24]
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| 企业 | 不起火电池方案 | 方案特点 |
| 岚图 | “琥珀”、“云母”电池系统 | 通过三维隔热墙技术、PACK 5层安全防护、云BMS等方面对电池包进行优化 |
| 极氪汽车 | “极芯”电池包 | 搭载“NTP无热蔓延不起火”技术,结合预警模型和热管理策略,实现高安全性 |
| 广汽埃安 | 弹匣电池 | 类似安全舱设计,可阻隔热失控电芯蔓延 |
| 宁德时代 | “永不起火”811电池 | 自隔离安全技术,材料创新(正极材料、电解液)、电芯结构优化、电池热管理提升、系统热扩散控制 |
| 蜂巢能源 | 果冻电池 | 基于无钴正极材料和电解液材料的凝胶电池,具备高电导、自愈合、阻燃特点 |
| 欣旺达 | “只冒烟、不起火”动力电池 | SWD系统5层安全设计,电芯采用镍5X三元材料体系 |
| 比亚迪 | 无烟、无明火“刀片电池” | 结构扁平设计,在经历外界损坏后,触发短路导致的发热量减少,利于散热 |
| 孚能科技 | “永不起火”电池 | 试验检测电池在加热394 s后,触发第一个电芯失控,之后24 h内未出现起火并逐渐恢复至安全常温状态 |
| 长城汽车 | 大禹电池 | “控+导=通”核心技术原理,4层5维安全矩阵,创新设计:热源隔断、双向换流、热流分配、定向排爆、高温绝缘、自动灭火、正压阻氧、智能冷却,保障电池不起火、不爆炸 |
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