1. Principle: it has a strong adsorption effect on the surface area of activated carbon;
2. Function: adsorption of organic matter and residual chlorine in water;
3. Technical parameters:
Water turbidity: <2NTU.
Water residual chlorine: <0.PPm.
Working pressure: < 0.6mpa.
Operation speed: 10 ~ 15m/h.
The intensity of water reverse washing: 10 ~ 20m/h.
Height: 0.8 ~ 2.0 200mm quartz sand.
0.8 ~ 1.2 1000mm activated carbon.
The equipment is composed of body, cloth water device, water collecting device, external piping and instrument sampling.
5. Operation steps:
The speed of filtration is 10min.
A. The drainage filter layer is 200mm.
B. The water is washed for 10min.
C, let stand
D, 20min wash.