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AbnerQiu

铜虫 (小有名气)

[求助] 隔膜Shutdown

在文献中看到一些有关隔膜shutdown的图,但是不理解图中纵轴中为什么会标注1kHz,难道阻抗是在1kHz时获得的?要是这样的话阻抗具体是怎么计算的?

阻抗-温度曲线
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AbnerQiu

铜虫 (小有名气)

引用回帖:
2楼: Originally posted by Jackcd12 at 2013-04-23 21:10:07
对电解质(液体,固体)电导率的测量都是采用交流阻抗技术,一般选择频率高于1kHz (1 kHz to 20 kHz)时的阻抗数据按下面公式计算其导电率的:
  
    conductivity = (Thiickness/Area)*(Z'/|Z|^2)
Here: 1kHz o ...

,现在我们测交流阻抗采用10^5~1Hz,不过阻抗取的是拟合后实轴上的截距。
3楼2013-04-23 21:46:12
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Jackcd12

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【答案】应助回帖

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感谢参与,应助指数 +1
857688363: 金币+2, 感谢应助 2013-04-23 21:18:16
对电解质(液体,固体)电导率的测量都是采用交流阻抗技术,一般选择频率高于1kHz (1 kHz to 20 kHz)时的阻抗数据按下面公式计算其导电率的:
  
    conductivity = (Thiickness/Area)*(Z'/|Z|^2)
Here: 1kHz or another kHz时,Z':实部, |Z|,阻抗模量
Themoreamanlearns,themoreheknowshisignorance!
2楼2013-04-23 21:10:07
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