基于热管的圆柱形电池包冷却性能分析

甘云华1,2 王建钦1,2 梁嘉林1,2

(1.华南理工大学电力学院, 广东广州 510640)
(2.广东省能源高效低污染转化工程技术研究中心, 广东广州 510640)

【摘要】热管理系统结构的合理设计是提高电池冷却性能的关键。针对圆柱形电池包, 设计了热管与导热元件复合散热结构, 并建立了数值仿真模型。通过实验验证了仿真模型的准确性。模拟分析了导热元件对电池模块冷却性能的影响, 结果表明:加入导热元件可增大电池与热管之间的接触面积, 显著提高电池模块冷却性能;导热元件与电池接触面的圆周角越大, 电池与导热元件的接触面积也越大, 电池模块的冷却性能越好, 而当圆周角大于95°时, 圆周角对电池冷却效果的影响较小;增加导热元件厚度能降低电池模块的温度, 但效果不明显, 建议厚度控制在4 mm以下为宜。

【关键词】 圆柱形电池; 热管; 导热元件; 冷却性能; 实验验证; 数值模拟;

【DOI】

【基金资助】 广州市科技计划项目 (201707010071) 广州市科技计划项目 (201707010071) 国家自然科学基金项目 (51776077) 国家自然科学基金项目 (51776077)

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    References

    [1]ZHANG K Y, YAO Y C.Research progress of lithium iron phosphate cathode materials for lithium-ion batteries[J].Chemical Industry and Engineering Progress, 2015, 34 (1) :166-172.

    [2]XU M, ZHANG Z Q, JIA L, et al.Research on electrochemical and heat transfer characteristics of discharge process for cylindrical lithium-ion power battery[J].Proceedings of the CSEE, 2013, 33 (32) :54-61+5.

    [3]ZHANG J B, WU B, LI Z.Research status and prospect of thermal simulation and thermal design for vehicle power lithium-ion battery[J].Journal of Integration Technology, 2014, 3 (1) :18-26.

    [4]LI Z X, LI Y, ZHOU K K, et al.Study on the battery temperature rise with different driving cycles for pure electric vehicles[J].Chinese Journal of Mechanical Engineering, 2014, 50 (16) :180-185.

    [5]XIE X Y, WANG L, HE X M, et al.Influence factors of safety problems for lithium-ion battery[J].Energy Storage Science and Technology, 2017, 6 (1) :43-51.

    [6]HU R H.Numerical simulation of thermal characteristics and heat dissipation device for lithium-ion battery electric vehicle[D].Guangzhou:South China University of Technology, 2014.

    [7]CAI F L, XU S C, CHANG G F.Review on lithium-ion battery thermal management for pure electric vehicles[J].Chinese Journal of Power Sources, 2012, 36 (9) :1410-1413.

    [8]YANG B, XIA S L, ZHAO J Z, et al.Research on air cooling technology for battery unit[J].Automobile Applied Technology, 2016, (10) :24-26.

    [9]ZHAO C R, CAO W J, DONG T, et al.The micro channel liquid cooling model for cylindrical lithium-ion battery module[J].CIESC Journal, 2017, 68 (8) :3232-3241.

    [10]LI Z Y, FANG X M, WANG S F, et al.Research progress of the thermal management system on phase change materials for lithium ion battery[J].Energy Storage Science and Technology, 2013, 2 (5) :451-459.

    [11]ZHAO J T, RAO Z H, LI Y M.Numerical simulation on thermal management for dynamic battery based on phase change materials[J].Journal of Engineering Thermophysics, 2016, 37 (6) :1275-1280.

    [12]WANG Z W, ZHANG H Y, XIA X.Experimental investigation on the thermal behavior of cylindrical battery with composite paraffin and fin structure[J].International Journal of Heat and Mass Transfer, 2017, 109:958-970.

    [13]CHEN S T, LI W W, WANG X K, et al.Thermal management on phase change material for proton exchange membrane fuel cell[J].CIESC Journal, 2016, 67 (S1) :1-6.

    [14]WANG Y H, ZHANG C L, YU H G, et al.The progress of phase change materials applied in battery thermal management[J].Journal of Function Materials, 2013, 44 (22) :3213-3218.

    [15]HONG S H, ZHANG X Q, WANG S F, et al.Research progress on heat pipe technology of thermal management system for lithium-ion power battery[J].Chemical Industry and Engineering Progress, 2014, 33 (11) :2932-2927+2940.

    [16]WU W X, YANG X Q, ZHANG G Q, et al.Experimental investigation on the thermal performance of heat pipe-assisted phase change material based battery thermal management system[J].Energy Conversion and Management, 2017, 138:486-492.

    [17]ZHAO J T, LV P Z, RAO Z H.Experimental study on the thermal management performance of phase change material coupled with heat pipe for cylindrical power battery pack[J].Experimental Thermal and Fluid Science, 2017, 82:182-188.

    [18]TRAN T, HARMAND S, SAHUT B.Experimental investigation on heat pipe cooling for hybrid electric vehicle and electric vehicle lithium-ion battery[J].Journal of Power Sources, 2014, 264:262-272.

    [19]SHAH K, MCKEE C, CHALISE D, et al.Experimental and numerical investigation of core cooling of Li-ion cells using heat pipes[J].Energy, 2016, 113:852-860.

    [20]WORWOOD D, KELLNER Q, WOJTALA M, et al.A new approach to the internal thermal management of cylindrical battery cells for automotive applications[J].Journal of Power Sources, 2017, 346:151-166.

    [21]BASU S, HARIHARAN K S, KOLAKE S M, et al.Coupled electrochemical thermal modelling of a novel Li-ion battery pack thermal management system[J].Applied Energy, 2016, 181:1-13.

    [22]WANG J, GUO H, YE F, et al.Numerical simulation on heat pipe cooling device for the effect of temperature distribution of lithium ion batteries in the car[J].CIESC Journal, 2016, 67 (S2) :340-347.

    [23]WANG J P, HU Y L.The analysis of temperature field for lithium ion battery[J].Chinese Journal of Power Sources, 2008, 32 (2) :120-121+131.

    [24]WANG S X, ZHANG N, GAO M.Simulation analysis of thermal management system for lithium battery of electric vehicle[J].Journal of Thermal Science and Technology, 2016, 15 (1) :40-45.

    [25]ZHAO J T, RAO Z H, HUO Y T, et al.Thermal management of cylindrical power battery module for extending the life of new energy electric vehicles[J].Applied Thermal Engineering, 2015, 85:33-43.

    [26]YE Y H, SAW L H, SHI Y X, et al.Numerical analyses on optimizing a heat pipe thermal management system for lithium-ion batteries during fast charging[J].Applied Thermal Engineering, 2015, 86:281-291.

    [27]GRECO A, CAO D P, JIANG X, et al.A theoretical and computational study of lithium-ion battery thermal management for electric vehicles using heat pipes[J].Journal of Power Sources, 2014, 257:344-355.

    [28]RAMOTAR L, ROHRAUER G L, FILION R, et al.Experimental verification of a thermal equivalent circuit dynamic model on an extended range electric vehicle battery pack[J].Journal of Power Sources, 2017, 343:383-394.

    [29]WANG Q K, HE Y J, SHEN J N, et al.A unified modeling framework for lithium-ion batteries:an artificial neural network based thermal coupled equivalent circuit model approach[J].Energy, 2017, 138:118-132.

    [30]SUN H G, WANG X H, TOSSAN B, et al.Three-dimensional thermal modeling of a lithium-ion battery pack[J].Journal of Power Sources, 2012, 206:349-356.

This Article

ISSN:0438-1157

CN: 11-1946/TQ

Vol 69, No. 05, Pages 1964-1971

May 2018

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Article Outline

摘要

  • 引言
  • 1 模型建立过程
  • 2 模型验证
  • 3 结果与分析
  • 4 结论
  • 符号说明
  • 参考文献