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Review on Phase Change Heat Transfer Based High Efficiency Composite Thermal Control Technology for Power Battery

TANG Yong, ZHAO Wei, YIN Shubin, YUAN Xuepeng, YUAN Wei, ZHANG Shiwei

2025Journal of Mechanical Engineering5 citationsDOIOpen Access PDF

Abstract

摘要: 快速增加的锂离子动力电池能量密度在有效解决电动汽车“里程焦虑”的同时,也对电池热管理系统的散热能力提出更加苛刻的要求。电池模组底部设置液冷板的热管理方案以其高散热能力、高可靠性、长寿命和低成本等优点被各大汽车厂商广泛应用。但由于电池表面温度分布不均导致液冷板散热技术的冷却性能难以继续提升。基于气液相变传热原理的相变热控器件具有出色的传热性能和均温性能,是降低电池表面温差过大和实现动力电池高效热管理的关键。因此,相变热控器件-液冷板复合热控技术已成为当前动力电池高效散热领域的重要发展方向和研究热点。介绍动力电池的热行为,综述目前国内外现有动力电池散热技术的研究现状,重点分析与总结动力电池用相变热控器件应具备的关键技术特性,并进行科学预测与展望。

Topics & Concepts

Materials sciencePhase changeBattery (electricity)Composite numberPhase-change materialHeat transferPower (physics)ThermalPhase (matter)Composite materialThree-phaseTemperature controlNuclear engineeringThermal management of electronic devices and systemsHeat transfer enhancementEnhanced heat transferPhase controlPhase Change Materials ResearchAdvanced Battery Technologies ResearchThermodynamic and Exergetic Analyses of Power and Cooling Systems