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锂离子电池应力应变场的相似准则推导与有限元验证 被引量:3

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摘要 对锂离子电池的应力应变场进行准确预测,是解决电池内部应力过大导致的性能衰退和安全问题,提高电池综合性能的核心关键技术.从三维热弹性静力学微分方程出发,利用无量纲分析法推导了锂离子电池内部应力应变场相似所应满足的相似准则,并确定了实物对象与模拟对象之间的应力应变场相似关系.利用COMSOL Multiphysics软件进行了多层结构锂离子电池应力应变场的有限元建模与计算,验证了所建立相似准则和相似关系的正确性.
出处 《中国科学:技术科学》 EI CSCD 北大核心 2013年第6期670-683,共14页 Scientia Sinica(Technologica)
基金 国家重点基础研究发展计划("973"计划)(批准号:2011CB711201)资助项目
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参考文献13

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共引文献27

同被引文献40

  • 1程洪正,张立军,阮丞,刁坤.锂离子电池温度场相似准则推导与有限元验证[J].同济大学学报(自然科学版),2013,41(8):1249-1254. 被引量:5
  • 2黄可龙,王兆翔,刘素琴.锂离子电池原理与关键技术[M].北京:化学工业出版社,2011.
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