Sludge Drying Bed Rate

The initial sc of the sludge was also different between cycles, ranging from 2 , in the first cycle, to 4 , in the third onen the first two cycles, the application depth of the sludge layers was 0,32 m and 0,2 m, respectively, in each drying bedn the last cycle, only one sludge drying bed was considered, with a 0,32 sludge layer depth.