Treatment Of Sewage Flow Diagram
The sewage after the primary treatment is introduced at the head of the tank.
Treatment of sewage flow diagram. Flow diagram animation for sewage treatment plant sewage treatment is the process of removing contaminants from municipal wastewater containing mainly household sewage plus some industrial. Typical flow diagram of sewage treatment plant fine screenin g grit removal raw grit sewage inlet chamber raw sewage pumping coarse screenin g raw sewage pumping station primary treatment aeration tank secondary clarifier treated water disinfection chlorine sludge recirculation air blower secondary treatment tertiary treatment sludge centrifuge sump slud ge. With increasing infrastructural development and water usage for various purposes such as domestic and commercial there is generation of waste water. Primary treatment removes material that will either float or readily settle out by gravity.
It includes the physical processes of screening comminution grit removal and sedimentation. Everyday wastewater from our homes schools toilets businesses and even factories goes down and flows into the city s sewer system. They block floating debris such as wood rags and other bulky objects that could. The design of process flow sheet involves selection of an appropriate combination of various unit operations and unit processes to achieve a desired degree of contaminant removal.
It includes the removal of large solids from waste water via physical settling or filtration. It involves the removal of large non biodegradable and. Wastewater treatment is a process of removing micro organisms contaminants and any other pollutants from the wastewater. The conventional activated sludge system consists of a separation tank settling or sedimentation tank and sludge removal line fig.
Wastewater also known as raw sewage include but is not limited to water from the bathroom toilets kitchen and other industrial wastes. In the normal treatment of sewage the activated sludge is proceeded by primary sedimentation tank. The process flow sheet or flow diagram is a graphical representation of the sequence in which various unit operations and unit processes are adopted for treatment of sewage at any sewage treatment plant. The process of waste water treatment includes.
Screens are made of long closely spaced narrow metal bars. Wastewater treatment wastewater treatment primary treatment.