抑制锂离子电池火灾的新型灭火剂研究进展  

Research progress of new fire extinguishing agents for suppressing lithium battery fires

作　　者：张淇厚 李思成 刘佳玲 Zhang Qihou;Li Sicheng;Liu Jialing(Graduate School,China People′s Police University,Hebei Langfang 065000,China;Department of Fire Engineering,China People′s Police University,Hebei Langfang 065000,China)

机构地区：[1]中国人民警察大学研究生院,河北廊坊065000 [2]中国人民警察大学防火工程学院,河北廊坊065000

出　　处：《消防科学与技术》2024年第8期1138-1144,共7页Fire Science and Technology

基　　金：河北省重点研发计划项目(22375418D)。

摘　　要：介绍锂离子电池的基本结构与工作原理,分析锂离子电池热失控的触发方式,重点分析3种新型锂离子电池灭火剂,即水凝胶灭火剂、全氟己酮灭火剂以及干水灭火剂的灭火机理、灭火剂制备以及灭火性能,并且对其他正处于研究初期的新型灭火剂进行了概括与展望。在此基础上,对3种灭火剂的优缺点进行总结和归纳,并为今后灭火剂灭火效果的提高和性能的完善提供思路,提升锂离子电池的安全性,促进电化学储能技术的发展与应用。This paper introduces the basic structure and working principle of lithium-ion batteries,analyzes the trigger mode of thermal runaway of lithium-ion batteries,and focuses on the analysis of fire extinguishing mechanism,fire extinguishing agent preparation and fire extinguishing performance of three new lithium-ion battery fire extinguishing agents,namely hydrogel fire extinguishing agent,perfluorohexanone fire extinguishing agent and dry water fire extinguishing agent.On this basis,this paper summarizes the advantages and disadvantages of the three fire extinguishing agents,and provides ideas for the improvement of the fire extinguishing effect and performance of the fire extinguishing agent in the future.It is of great significance to improve the safety of lithium-ion batteries and promote the development and application of electrochemical energy storage technology.

关 键 词：锂离子电池 热失控 灭火机理 水凝胶 全氟己酮 干水 

分 类 号：X913.4[环境科学与工程—安全科学] TU998.1[建筑科学—市政工程]