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...
电网技术  2015 

磷酸铁锂电池容量衰退轨迹分析方法

DOI: 10.13335/j.1000-3673.pst.2015.04.004, PP. 899-903

Keywords: 循环寿命,磷酸铁锂电池,A123电池,容量衰退,拆解半电池

Full-Text   Cite this paper   Add to My Lib

Abstract:

以A123系统公司出品的2200mA?h磷酸铁锂电池为研究对象,以3C电流倍率25℃常温条件下满充满放进行了3500次循环,同时每200个循环测试1C电流倍率条件下的充放电曲线、内阻衰退情况、容量衰退情况、OCV-SOC曲线以及1/20C电流倍率条件下的dQ/dV峰值曲线变化情况。为了验证上述容量衰退机制的分析方法,将3500循环后的A123磷酸铁锂电池在手套箱中拆解并组装成扣式半电池,正极半电池与负极半电池的测试结果以及拆解前后的容量匹配分析验证了上述容量衰退分析方法的正确性和有效性。

References

[1]  Aurbach D,Markovsky B,Rodkin A,et al.An analysis of rechargeable lithium-ion batteries after prolonged cycling[J].Electrochimica Acta,2002(47):1899-1911.
[2]  Asakura K,Shimomura M,Shodai T.Study of life evaluation methods for Li-ion batteries for backup applications[J].Journal of Power Sources,2003(119-121):902-905.
[3]  Ramasamy R P,White R E,Popov B N.Calendar life performance of pouch lithium-ion cells[J].Journal of Power Sources,2005(141):298-306.
[4]  Vetter J,Novák P,Wagner M R,et al.Ageing mechanisms in lithium-ion batteries[J].Journal of Power Sources,2005(147):269-281.
[5]  Pinson M B,Bazant M Z.Theory of SEI formation in rechargeable batteries:capacity fade, accelerated aging and lifetime prediction[J].Journal of the Electrochemical Society,2013(160):243-250.
[6]  Bloom I,Walker L K,Basco J K,et al.Differential voltage analyses of high-power lithium-ion cells 4 Cells containing NMC[J].Journal of Power Sources,2010(195):877-882.
[7]  Christophersen J P.Advanced technology development program for lithium-ion batteries:gen 2 performance evaluation final report[R].Idaho Falls,USA:Idaho National Laboratory,2006.
[8]  Bloom I,Jones S A,Battaglia V S,et al.Effect of cathode composition on capacity fade, impedance rise and power fade in high-power, lithium-ion cells[J].Journal of Power Sources,2003(124):538-550.
[9]  Dubarry M,Svoboda V,Hwu R,et al.Capacity and power fading mechanism identification from a commercial cell evaluation[J].Journal of Power Sources,2007(165):566-572.
[10]  Dubarry M,Liaw B Y.Identify capacity fading mechanism in a commercial LiFePO4 cell[J].Journal of Power Sources,2009(194):541-549.
[11]  Bloom I,Christophersen J,Gering K.Differential voltage analyses of high-power lithium-ion cells 2 applications[J].Journal of Power Sources,2005(139):304-313.
[12]  Bloom I,Jansen A N,Abraham D P,et al.Differential voltage analyses of high-power, lithium-ion cells 1 technique and application[J].Journal of Power Sources,2005(139):295-303.
[13]  时玮,姜久春,李索宇,等.磷酸铁锂电池SOC估算方法研究[J].电子测量与仪器学报,2010,24(8):769-774. Shi Wei,Jiang Jiuchun,Li Suoyu,et al.Research on SOC estimation for LiFePO4 Li-ion batteries[J].Journal of Electronic Measurement and Instrument,2010,24(8):769-774(in Chinese).
[14]  Wang J,Liu P,Hicks-Garner J,et al.Cycle-life model for graphite-LiFePO(4) cells[J].Journal of Power Sources,2011(196):3942-3948.
[15]  Wang J,Soukiazian S,Verbrugge M,et al.Active lithium replenishment to extend the life of a cell employing carbon and iron phosphate electrodes[J].Journal of Power Sources,2011(196):5966-5969.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133