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Coagulation
The process of aggregating colloidal particles and tiny suspended solids in water through some method (such as adding chemicals). Coagulation includes two processes: coagulation and
Common abnormal forms of activated sludge
(1) Expanded sludge The performance of activated sludge settling and flocculation can be understood by measuring the sludge volume index (SVI). Generally, the sludge volume
Urban domestic sewage treatment
Biological contact oxidation method The biological contact oxidation method is used to treat wastewater, that is, the biological contact oxidation process is used to fill
What is activated sludge?
Activated sludge is a floc with strong adsorption and decomposition capabilities. The core of activated sludge lies in the word "living". As we all know,
Urban domestic sewage treatment chemicals
Flocculant: Polyaluminum chloride (used for flocculation, can reduce SS, COD, total phosphorus) Polyacrylamide (anions are generally used for flocculation and accelerated precipitation, and cations are
Urban domestic sewage treatment chemicals
Urban domestic sewage treatment chemicals Flocculant: Polyaluminum chloride (used for flocculation, can reduce SS, COD, total phosphorus) Polyacrylamide (anions are generally used for flocculation and