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Items Tagged with 'wastewater dan'

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Consider the basics of primary wastewater treatment control

Someone recently asked, 'In primary treatment, what are the pH process controls for treating wastewater?'
The measure of free hydrogen activity in water — called “pH” for “potential for hydrogen” — is undoubtedly the most important and most-used wastewater treatment measure.
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What do dairy, pulp & paper and textile have in common?

High organic waste loads and large wastewater volumes characterize three disparate industries; but how are they different?
Process controls for treating wastewater in dairy, pulp & paper and textile industries use secondary treatment, most commonly activated sludge, to remove soluble, i.e., dissolved pollutants.
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What are the process controls for treating wastewater in the pulp and paper industry?

Large volumes of wastewater -- with elevated physical solids and organic waste concentrations -- are generated in pulp & paper making. Wastewater treating and discharge, and sludge-waste disposal, all have their challenges.
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Control of activated sludge, including troubleshooting

The what and wherefores of a well-known process, simply explained
Activated sludge isn’t a thing, it’s a process. As a sewage and industrial wastewater treatment, it makes use of air and a biological floc composed of bacteria and protozoa.
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