More With Less (TPO)

Monday, June 1, 2015

Thickening of waste activated sludge (WAS) before anaerobic diges­tion can reduce costs substantially. Typically, WAS is more difficult to thicken than primary sludge. Traditional methods include grav­ity belt and rotary drum thickeners and dissolved air flotation (DAF).

Now, Centrisys, a manufacturer of dewatering centrifuges and other products for the wastewater treatment industry, offers a hybrid technology designed to thicken without polymer and with low electricity consumption, and therefore at an attractive cost.

The company's THK hybrid thickening system also offers a compact footprint, an automated process that requires minimal operator attention and a closed-system design that simplifies the control of odors. Michael Kop­per, president ofCentrisys, talked about the technology in an interview with Treatment Plant Operator.
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