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基于浸没式液冷的锂电池热管理研究进展

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电池热管理系统对电动汽车的安全性至关重要.随着电池能量密度和放电功率的提高,传统散热方案已无法满足当前电池散热的要求.浸没式液冷电池热管理系统作为电动汽车动力电池组和动力系统的高效热管理解决方案之一,正受到越来越多的关注.本文综述了 目前锂离子电池浸没式液冷技术,包括单相浸没式液冷和两相浸没式液冷;探讨了冷却液种类、排布方式、流速、压力等因素对系统性能的影响及浸没式液冷效率的评价方法.同时,分析了 目前浸没式液冷技术在电池热管理中的行业趋势.最后,对于浸没式液冷在锂电池热管理中的应用进行了展望,为开发更高功率、更安全和更持久的电动汽车提供参考.
Recent advancements on thermal management of lithium batteries based on immersion liquid cooling
Battery thermal management systems play a crucial role in ensuring the safety of electric vehicles.However,with the increase of battery energy density and discharge power,traditional heat dissipation methods are no longer sufficient to meet the current requirements for effective battery cooling.Immersion liquid cooling battery thermal management systems have emerged as an efficient solution for electric vehicle power battery packs and power systems,garnering significant attention in recent years.Therefore,this review focuses on immersion liquid cooling technology for lithium-ion batteries,encompassing both single-phase and two-phase immersion liquid cooling approaches.The impact of coolant type,distribution,flow rate,pressure,and other factors on system performance is discussed alongside evaluation methods for assessing immersion liquid cooling efficiency.Furthermore,an analysis of the current industry trends pertaining to immersion liquid cooling technology in battery thermal management is provided.Finally,future prospects regarding the application of immersion liquid cooling in enhancing the thermal management of lithium batteries are forecasted herein,offering valuable insights towards developing higher-power electric vehicles that are safer and possess longer-lasting capabilities.

lithium battery thermal managementliquid coolingimmersion liquid coolingsingle-phase immersion liquid coolingtwo-phase immersion liquid coolingboiling heat exchange

江毅、李超恩、温小栋、于航、刘东京

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宁波工程学院,宁波

同济大学,上海

江苏大学,镇江

锂电池热管理 液冷 浸没式液冷 单相浸没式液冷 两相浸没式液冷 沸腾换热

浙江省基础公益研究项目宁波市科技创新重大项目宁波市科技创新重大项目宁波市重大科技任务攻关项目

LQ22E0800112020Z0562020Z0342022Z230

2024

10.19991/j.hvac1971.2024.02.01

暖通空调
亚太建设科技信息研究院 中国建筑设计研究院 中国建筑学会暖通空调分会

暖通空调

CSTPCD
影响因子：0.711
ISSN：1002-8501
年,卷(期)：2024.54(2)
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