The extended aeration process is one of the modifications of the ASP. It is a complete mix system and provides biological treatment for the removal of biodegradable organic wastes under aerobic conditions. Air...

Water Treatments Method :Reverse Osmosis (RO) water treatment process involves water being forced under pressure ( Osmotic Pressure ) through a semipermeable  RO water treatments membrane. In this Reverse...

Objectives of Water Treatment The Water Treatments are to remove the different impurities present in the raw water, to render the water safe and clean and to ensure the water treatment process and treated...

Trickling Filters in Waste Water TreatmentTrickling FilterA Trickling water treatment filter (TF), an attached growth system, consists of a fixed bed of highly permeable media on whose surface a mixed...

Effects of Excess Concentration of Fluoride : Fluoride  which is naturally in groundwater in concentrations ranging from 0.1 mg/L to 10 mg/L. The chemical originates in several minerals. As groundwater...

HISTORY OF WASTE STABILIZATION PONDSWastewater lagoons have been used as a process for wastewater treatment for centuries. In the 1920′s artificial ponds were designed and constructed to receive and...

Cage RotorOne or more mechanical surface aerators with horizontal axis, generally known as cage rotors are attached to the side of the ditch. Cage rotors generally resemble a large circular brush.The cage...

Description of Oxidation DitchOxidation ditch is an extended aeration activated sludge process. An oxidation ditch is a large holding tank in a continuous ditch with oval shape similar to that of a racetrack....

Aeration serves three important functions :Mixing the returned sludge with effluent from primary treatment,Keeping the activated sludge in suspension, andSupplying the oxygen to the biochemical...