Question

how is sludge removed​

Answer 1

Answer:

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Sludges can be disposed of by liquid injection to land or by disposal in a landfill. There is no process which completely eliminates the need to dispose of treated sewage sludge.There are various options for treating sludge including stabilization, thickening, dewatering, drying, and incineration. The costs for treating sludge and removing sludge from wastewater are roughly the same. Typically a polymer chemical is used for the volume reduction process known as dewatering.

Answer 2

How is Sludge Removed

Sewage sludge treatment describes the processes used to manage and dispose of sewage sludge produced during sewage treatment. Sludge is mostly water with lesser amounts of solid material removed from liquid sewage. Primary sludge includes settleable solids removed during primary treatment in primary clarifiers. Secondary sludge separated in secondary clarifiers includes treated sewage sludge from secondary treatment bioreactors.

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