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Process Chemistry

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The primary equipment items for an Electrochlorination Package consist of seawater Electrolyser(s) and DC current supplies generally in the form of AC Transformers complete with Thyristor Rectifier assemblies…

Typically an electrolyser stream will be fed DC current from one transformer rectifier, with the electrolyser stream consisting of between 1 and 4 electrolysers. The electrolysers in one stream will be in hydraulic and electrical series wherein additional product weight is produced in each electrolyser which is progressively taken into solution within the stream seawater carrier stream to achieve the design hypochlorite concentration / weight at the electrolyser stream discharge.

NaOCl kg/h = Seawater Flowrate m3/h x mg/l (NaOCl)
1000

The electrolyser(s) stream will be selected for optimum capital equipment and consumable costs by the supplier and the following criteria apply in this process. Any number of electrolyser streams can operate in parallel.