Electrodeionization (EDI) User Group

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Talib R.

Talib

I want to know more about EDI concentration of salts involved and productive and is a better economic process of ion...

posted 12 days ago

Michael S. 9 days ago • Edit • Talib, EDI has much lower operating cost that conventional ion exchange, and also eliminates the costs of handling chemicals and haz waste. ... »
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Michael S.
Anil J.

Anil

Here is another EDI application. Go to the link below. http://bit.ly/zOFW3z

posted 15 days ago

Alexey K. 14 days ago • Edit • Alexey likes this. »
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Johan O.
samir M.

samir

Can anyone suggest me what to do...? I get 10 ppb Na concentration in EDI permeate & i require 1 ppb. Feed Na concentration is 1.33...

posted 2 months ago

George P. I. 1 month ago • Edit • George P. likes this. »
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Walter L. Michael S.
Farid A.

Farid

in which conturies EDI is used and in which industries?

posted 4 months ago

Walter L. 1 month ago • Edit • Dear Alexey, nevertheless a very interesting technology under the green finger: low energy, low pump energy, sufficient quality in respect of ... »
See all 10 comments »
Walter L. Alexey K. Walter L.
vikas J.

vikas

What is the effect of chlorine on Spiral EDI concentrate side.

my observation for spiral EDI is that when we continiously circulate concentrate water, as soon as the conductivity goes above 50 ...

posted 3 months ago

Aiman A. 2 months ago • Edit • Dear Mr. Lintner ... »
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Aiman A. Walter L. Aiman A.
Vipul P.

Vipul

I am finding precaution tobe taken to get TOC in PPT level.....To commission UHP system for Semi Conductor Fab.

posted 2 months ago

Matthew U. 2 months ago • Edit • Hi Vipul, ... »
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Walter L. Vipul P. Matthew U.
Sophie R.

Sophie

Methods for measuring total suspended solids in ultrapure water?

I would like to know which method should be used for measuring total suspended solids in ultrapure water. Is filtration an adapted ...

posted 2 months ago

Sophie R. 2 months ago • Edit • Thanks for useful comments. »
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Michael C. Sophie R.
Matthew U.

Matthew

Do you think CEDI will replace regenerable IX resin someday in the future?

posted 2 months ago

Michael C. 2 months ago • Edit • In my industry EDI was well positioned to replace polishing MBs in the production of demineralized water in new RO based demin installations, ... »
See all 5 comments »
Chris G. Michael S. Michael C.
Noka P.

Noka

Is it possible to use EDI in treating BWRO brine (TDS around 50,000 ppm)? Anyone use EDI to remove silica from seawater/waste water?

posted 2 months ago

Chris G. 2 months ago • Edit • We've investigated using ED/EDR in high TDS applications, i.e. RO reject. It can be successful if designed correctly. EDI and ED/EDR are ... »
See all 4 comments »
Jon W. Joseph Z. Chris G.
Rajesh G.

Rajesh

Is there any water softener calculator available, pl. let me know.

posted 3 months ago

Walter L. 2 months ago • Edit • This is not so in one sentence to be answered: ... »
See all 3 comments »
Philip T. Rajesh G. Walter L.
Vipul P.

Vipul

Any body can share CEDI performance in application to produce Ultra Pure Water

posted 5 months ago

steve W. 3 months ago • Edit • There are thousands of facilities world wide using electrodeionization technology from Siemens, at flow rates from less than 1m3/hr to ... »
See all 23 comments »
Michael S. Philip T. steve W.
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