It is a dry filtration method. Located after the post-combustion, the cyclone retains the dust resulting from the incineration which is already oxidized in the postcombustion. They are then sent to a cyclone to recover the remaining dust, by gravity. The chimney is located directly above the cyclone. ✔ Low cost ✔ Colourless and odourless fumes ✘ Still some remaining dust ✘ Remaining pollutants ✘ Fumes rejected at 300°C
Benefits :
- Colourless and odourless fumes
- Colourless and odourless fumes
Disadvantages :
- Still some remaining dust
- Remaining pollutants
- Fumes rejected at 300°C