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zqy2014

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[交流] EIS拟合后CPE的指数>1,该怎么办?

最近在学燃料电池的EIS拟合,选用了最基本的Randles 模型。用Zview拟合后发现与Rct并联的CPE指数>1,并且即使我对其他参数做一些调整,拟合后还是会得到>1的结果。请问大家如何处理这个问题?

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batterySimo

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把拟合结果放出来分析一下吧。我做锂电池阻抗谱,cpe指数大于1就会出现圆心高于横轴的半圆,明显错了

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2楼2021-04-25 07:48:54
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