锂电池散热的关键技术问题  

Key Technical Problems of Heat Dissipation of Lithium-Ion Batteries

作　　者：李科群[1] 张天娇 李龙 王学章 孙雅欣 黄容震 LI Kequn;ZHANG Tianjiao;LI Long;WANG Xuezhang;SUN Yaxin;HUANG Rongzhen(School of Energy and Power Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China)

机构地区：[1]上海理工大学能源与动力工程学院,上海200093

出　　处：《上海电力大学学报》2025年第2期134-139,共6页Journal of Shanghai University of Electric Power

摘　　要：对锂电池散热的关键技术问题进行了详细阐述。分析了空气冷却、相变材料冷却、热管冷却和液体冷却等散热方式的原理、特点及研究现状,探讨了不同散热方式对电池温度控制和电池组最大温差的影响。概述了实现锂电池组温度管理目标的多种策略,包括空气冷却、液体冷却及组合冷却方式,确定了锂电池适宜的工作温度和温差范围,讨论了不同散热方式的优点和不足,以期为锂电池散热技术发展提供参考。The key technical problems of heat dissipation for lithium-ion batteries are reviewed.The principles,characteristics and research status of various heat dissipation methods such as air cooling,phase change material cooling,heat pipe cooling and liquid cooling are analyzed,and the impacts of different heat dissipation methods on battery temperature control and temperature difference are discussed.Multiple strategies for achieving the temperature control goals of lithium-ion battery packs,including air cooling,liquid cooling and combined cooling methods,are outlined.Conclusions are drawn about the optimal operating temperature and temperature difference range of lithium-ion batteries,as well as the advantages and disadvantages of different heat dissipation methods.This paper provides a reference for the development of lithium-ion battery heat dissipation technology.

关 键 词：锂电池 热管散热 空气冷却 液体冷却 

分 类 号：U469[机械工程—车辆工程]