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electrolyzer

2019-02-22View Original

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Why is the polarization voltage of one of the cell electrodes only a few tenths of a volt when restarting an electrolyzer after it has been shut down? (Previously, when the cell slot was operated at 3KA, the slot voltage was low), thank you!
Reply #22019-02-23
The membrane has relatively large pores; stop the operation to test for leaks in the membrane
Reply #32019-02-24
First of all, the membrane has leakage points! Another reason is the too low membrane current efficiency, which can be determined based on operating time and daily operation!
Reply #42019-02-24
First, what is the value of your polarization current? Furthermore, at a current of 3KA, what is the difference in average voltage between the lower-rated cell slots and the other cell slots? Was a membrane leak test done before driving?

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