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新能源电动技术日新月异,动力电池作为电动汽车的核心部件,直接影响整车性能,热管理技术是保障其性能与安全的关键。本文梳理了锂离子动力电池热管理技术,对比分析了空气冷却、液冷、相变材料冷却、热管冷却、直冷等多种散热方式的优缺点,不同散热方式在散热效率、成本、复杂程度和环境适应性等方面存在显著差异。同时,本文总结了不同散热方式亟须解决的问题,轻量化、安全性、可靠性、耦合冷却以及智能精准控制是未来的研究热点,可为锂离子动力电池热管理技术的理论研究和工程应用提供参考。
Abstract:The field of new energy electric technology is advancing rapidly. As the core component of electric vehicles, power batteries play a critical role in determining overall vehicle performance. Thermal management technology is crucial for ensuring the performance and safety of Li-ion power batteries. This paper provides a comprehensive review of thermal management technologies for Li-ion power batteries, comparing the advantages and disadvantages of various cooling methods, including air cooling, liquid cooling, phase change material cooling, heat pipe cooling, and direct cooling. Significant differences are observed among these cooling methods in terms of heat dissipation efficiency, cost, complexity, and environmental adaptability. Meanwhile, this paper also identifies key challenges that need to be addressed, such as lightweight design, safety, reliability, coupling cooling, and intelligent precision control. These areas represent future research hotspots and offer valuable insights for both theoretical research and engineering applications in Li-ion power battery thermal management technology.
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基本信息:
DOI:10.19996/j.cnki.ChinBatlnd.2026.02.018
中图分类号:U469.72;TM912
引用信息:
[1]刘仙鹤,韩涛,张飘飘,等.锂离子动力电池热管理技术研究综述[J].电池工业,2026,30(02):230-239.DOI:10.19996/j.cnki.ChinBatlnd.2026.02.018.
基金信息:
河南省科技攻关项目(252102220045); 2025年河南省民办高校特色发展项目(车辆工程专业); 河南省民办教育协会调研课题(HNMXL20240659)
2025-02-12
2025
2025-03-06
2025-03-15
2025
1
2025-03-25
2025-03-25
2025-03-25