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微生物燃料电池启动过程中的内阻及电容

史海凤 李冬梅 刘勇弟 蔡兰坤 张乐华

华东理工大学学报:自然科学版2012,Vol.38Issue(2):186-190,209,6.
华东理工大学学报:自然科学版2012,Vol.38Issue(2):186-190,209,6.

微生物燃料电池启动过程中的内阻及电容

Internal Resistance and Capacitance of Microbial Fuel Cells during Start-up Period

史海凤 1李冬梅 1刘勇弟 1蔡兰坤 1张乐华1

作者信息

  • 1. 华东理工大学资源与环境工程学院,上海200237
  • 折叠

摘要

Abstract

The change of internal resistance and capacitance in microbial fuel cells(MFCs) was investigated by electrochemical impedance spectrosopy(EIS),polarization slope and power density peak method during the start-up period.The results showed that the total resistance and activation resistance reduced while anodic capacitance increased during the start-up period of MFCs,which reflected well the reproduction and domestication of electricigens.Activation resistance,ohmic resistance and concentration resistance were able to be separated by the polarization slope method while the data were unstable.The volumetric power peak method obtained stable values of the MFCs' intermal resistance which has valuable reference for selecting external resistance in MFCs.

关键词

微生物燃料电池/交流阻抗/极化曲线/内阻/电容

Key words

microbial fuel cells(MFCs)/electrochemical impedance spectroscopy(EIS)/polarization curve/resistance/capacitance

分类

环境科学

引用本文复制引用

史海凤,李冬梅,刘勇弟,蔡兰坤,张乐华..微生物燃料电池启动过程中的内阻及电容[J].华东理工大学学报:自然科学版,2012,38(2):186-190,209,6.

基金项目

国家自然科学基金 ()

上海市浦江人才计划 ()

中央高校基本业务费 ()

教育部留学回国人员启动基金 ()

华东理工大学学报:自然科学版

OA北大核心CHSSCDCSCDCSTPCD

1006-3080

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