Describe what happens to the wastewater in each step primary treatmentsecondary treatmentaeration tankdisinfectantsecondaryclarifierraw sewagescreensprimaryeffluentsecondaryeffluentdischarge tosurface watercomminutorair compressoractivated(or tertiaryprimaryclarifiertreatmentreturn sludgesludgeif needed)return sludge pumpgrit chamberraw or primary sludgegrit disposalsludge treatment and disposal© Encyclopædia Britannica, Inc.

1) when raw water process through screens, larger waste particles or floating particles are removed,…

aeration tank disinfectant raw sewage secondary clarifier screens primary effluent secondary effluent discharge to surface water comminutor (or tertiary treatment if needed) air compressor activated primary clarifier return sludge sludge return sludge pump grit chamber raw or primary sludge grit disposal sludge treatment and disposal © Encyclopædia Britannica, Inc.

aeration tank disinfectant raw sewage secondary clarifier screens primary effluent secondary effluent discharge to surface water comminutor (or tertiary treatment if needed) air compressor activated primary clarifier return sludge sludge return sludge pump grit chamber raw or primary sludge grit disposal sludge treatment and disposal © Encyclopædia Britannica, Inc.

Solid Waste Engineering

3rd Edition

ISBN:9781305635203

Author:Worrell, William A.

Publisher:Worrell, William A.

Chapter5: Separation Processes

Section: Chapter Questions

Problem 5.24P

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