全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
电化学  2012 

LiFePO4电极放电曲线的阻抗模拟

, PP. 306-309

Keywords: LiFePO4,阻抗模型,模拟

Full-Text   Cite this paper   Add to My Lib

Abstract:

建立了磷酸铁锂(LiFePO4)电极材料放电曲线的阻抗模型,将不同倍率放电的电位分为欧姆电位降、电荷转移电位降与扩散阻抗电位降三部分,通过电极交流阻抗谱图,结合理论分析,推导出不同倍率电极电位的表达式.通过模拟,其值与实验曲线较好地吻合.

References

[1]  Padhi A K, Nanjundaswamy K S, Goodenough J B. Phospho-olivines as positive-electrode materials for rechargeable lithium batteries [J]. Journal of The Electrochemical Society, 1997, 144(4): 1188-1194.
[2]  Yamada A, Chung S C, Hinokuma K. Optimized LiFePO4 for lithium battery cathodes [J]. Journal of The Electrochemical Society, 2001, 148(3): A224-A229.
[3]  Chung S Y, Bloking J T, Chiang Y M. Electronically conductive phospho-olivines as lithium storage electrodes [J]. Nature Materials, 2002, 1(2): 123-128.
[4]  Huang H, Yin S C, Nazar L F. Approaching theoretical capacity of LiFePO4 at room temperature at high rates [J]. Electrochemical and Solid-State Letters, 2001, 4(10): A170-A172.
[5]  Doyle M, Fuller T F, Newman J. Modeling of galvanostatic charge and discharge of the lithium/polymer/insertion cell [J]. Journal of The Electrochemical Society, 1993, 140(6): 1526-1533.
[6]  Doyle M, Newman J, Gozdz A S, et al. Comparison of modeling predictions with experimental data from plastic lithium ion cells [J]. Journal of The Electrochemical Society, 1996, 143(6): 1890-1903.
[7]  Srinivasan V, Newman J. Discharge model for the lithium iron-phosphate electrode [J]. Journal of The Electrochemical Society, 2004, 151(10): A1517-A1529.
[8]  Prosini P P. Modeling the voltage profile for LiFePO4 [J]. Journal of The Electrochemical Society, 2005, 152(10): A1925-A1929.
[9]  Pasquali M, Dell?Era A, Prosini P P. Fitting of the voltage-Li+ insertion curve of LiFePO4 [J]. Journal of Solid State Electrochemistry, 2009, 13(12): 1859-1865.
[10]  Ho C, Raistrick I D, Huggins R A. Application of A-C techniques to the study of lithium diffusion in tungsten trioxide thin films [J]. Journal of The Electrochemical Society, 1980, 127(2): 343-350.
[11]  Bisquert J, Vikhrenko V S. Analysis of the kinetics of ion intercalation. Two state model describing the coupling of solid state ion diffusion and ion binding processes [J]. Electrochimica Acta, 2002, 47(24): 3977-3988.
[12]  Zhdanov V P. General equations for description of surface diffusion in the framework of the lattice-gas model [J]. Surface Science, 1985, 149(1): L13-L17.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133