Treatment of waste water from the tank through the air and fill the cooling system cannot be out right away. Need to extract the sludge floating hanging out before. Using a sedimentation tank.
The treated effluent from the aeration tank to be drained out of the system immediately. Need to have a separate sludge suspended before. The sedimentation tank
The wastewater effluent from the aeration tank also cannot be drained out of the system immediately. Need to have separate sludge that suspended out before using sedimentation tank