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LiCoO_2电池正极微结构重构及有效传输系数预测
吴伟; 蒋方明; 曾建邦
2013
Source Publication物理化学学报
ISSN1000-6818
Volume029Issue:011Pages:2361
Abstract采用MonteCarlo方法重构了LiCoO2电池正极的三维微结构,重构单元的特征尺寸为几十纳米量级,从而得到了明确区分活性材料、固体添加物以及孔相(电解液)的微结构.通过对重构电极的特征化分析,得到了微结构中特定相的连通性和扭曲率、组分体积分数的空间分布、比表面积、孔径分布等特征信息.采用D3Q15格子Boltzmann模型(LBM)计算了该重构电极的有效热导率、电解液(或固相)的有效传输系数.同时发现,与随机行走方法以及Bruggemann关系式计算获得的扭曲率数值相比,LBM预测值更可靠.
Language英语
Document Type期刊论文
Identifierhttp://ir.giec.ac.cn/handle/344007/22385
Collection中国科学院广州能源研究所
Affiliation中国科学院广州能源研究所
First Author AffilicationGuangZhou Institute of Energy Conversion,Chinese Academy of Sciences
Recommended Citation
GB/T 7714
吴伟,蒋方明,曾建邦. LiCoO_2电池正极微结构重构及有效传输系数预测[J]. 物理化学学报,2013,029(011):2361.
APA 吴伟,蒋方明,&曾建邦.(2013).LiCoO_2电池正极微结构重构及有效传输系数预测.物理化学学报,029(011),2361.
MLA 吴伟,et al."LiCoO_2电池正极微结构重构及有效传输系数预测".物理化学学报 029.011(2013):2361.
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