Research Article

Research on Dewatering Ability of Municipal Sludge under the Treatment of Coupled Acid and Microwave

Figure 3

SRF measurement results: (a) SRF of sludge treated by 700 W microwave for different times; (b) SRF of sludge with different pHs treated by microwave (MW) at 700 W for 180 s.
(a)
(b)