How to dispose of sludge from sewage treatment plant

Sludge treatment methods in sewage treatment plants usually include concentration, digestion, conditioning and dehydration, heating, drying, heat treatment and thermochemical treatment. The general process of sludge treatment is: raw sludge is concentrated, digested and dehydrated, and then sanitary landfill or incineration.

China commonly used sludge treatment and disposal methods are as follows:

1, sludge composting at high temperature;

2. Sanitary landfill treatment of sludge;

3. Sludge incineration.