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Centrifuges

Centrifugal dewatering increases the sludge concentration by encouraging the particles to migrate to the walls of a rapidly rotating cylindrical vessel under the influence of a centrifugal force. Relatively high rotation speeds are employed to produce a cake product having a substantially higher solids concentration than the thickened sludge product produced by centrifugal thickening.

Centrifuges related videos

Solid bowl decanting centrifuge, Alfa Laval Source: Alfa Laval /

Solid bowl decanting centrifuge, Alfa Laval

Alfa Laval's decanter centrifuge for sludge thickening and dewatering in operation − for use in wastewater treatment.

Centrifuges features and blogs

Blog eu biosolids disposal header
Blog

Biosolids vs sewage sludge

Biosolids are usually considered to be the useful fraction of the sewage sludge. They are generally higher in solids concentration and lower in pathogen content, having gone through a stabilisation process such as chemical dosing, digestion and/or drying.

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