Question

Draw the flow diagram of a typical wastewater treatment plant (WWTP). State the specific purpose/function of each unit/process.

Answer 1

And can Priliminary Treatement flow diagram to treate In this Treatment Settleble organic solids The waste water treated in Stages. The following waste wall. It be done by 5 Stages of Treatment. secondery Treatment sludge Treatment Primary Treatment Teritiary Treatment J Priliminary Treatment a It is the preparatory process, where waste water Prepared by removing certain things under go subsequent stages of treatment. Primary Treatment foom waste water removed.

In poiliminary and prinary Treatments The process dobre as follows. Influnts Screens Grit chantry Skimming tant Effulent to It secondary Treat primary clarifiess - In screens Large flowing objects are objects are removed In grit Chamber Grit was removed. In seinning tank oil & grease are removed. secondesy Treatment & In secondery Treatment B.O.D from the waste water is removed. It can be done by 1. Activated sludge process 2 Process 2. Trickling Filters. complex Organic microorganisas simple &stable Matter: end products. (Food) Reeyeling Recue of Teribiary Treatment & In this Treatment waste water. Sludge Treatment In this treatment Sludge Treatment is done and the obtained sludge is disposed.

Sludge Treatment sludge collected from primary and secondery clarifiess is biodegrada ble nature and it is made inert prior by applying this treatment. to disposal