WASTEWATER SLUDGE TREATMENT & DISPOSAL

The stabilization, dewatering and disposal of sludges from water and wastewater treatment

CE 523

by J(Hans) van Leeuwen

SLUDGE TREATMENT AND DISPOSAL

ANAEROBIC SLUDGE DIGESTION

SludgeDigestion:Anaerobic

                                      

Sludge dewatering: Centrifugation

Centrifugation

                                                                 

                                 

Sludge dewatering: filter press

Filter press

                                                                                 

PLATE AND FRAME FILTER PARTS

Sludge drying bed: preparation

Filling the drying bed with sludge

Starting the drying process

Sludge disposal: Land application

SludgeIncineration: Multiple Hearth

Fluidized bed sludge incineration

Radiant heat (electric) incineration

CycloneFurnace

Fluidized bed incineration system

Sludge disposal: transport

INCORPORATING BIOMASS INTO BRICKS

Destination of wastewater solids

Incinera-

Landfilling