Water Pollution and Control: Sedimentation
Primary Treatment Sedimentation: Sedimentation water treatment uses tanks to remove suspended solids from water or wastewater. The process is based on gravity, which causes heavier particles to settle at the bottom of the tank. Construction · Shape : Sedimentation tanks can be rectangular, circular, or inverted pyramid-shaped · Floor : The floor of the tank is often sloped to help collect sludge · Size : The size of the tank depends on the amount of water being treated · Mechanical parts : Some tanks use mechanical parts to move sludge Working 1. Water with suspended solids enters the tank 2. The water slows down and the solids settle at the bottom 3. ...