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Table 4

Characteristics of excess sludge disintegration indicators

EV(UT) Consumption of energy per unit volumeDisintegration timeSludge disintegration indicators
Sludge dispersion indicator
Cell lysis indicatorAcidification indicatorNitrogen release indicator
(kWh m−3)(s)kdFCODkdCSTkdSCODkdVFAkdTN
10 63 3.23 22.98 4.22 1.78 4.02 
20 126 4.13 24.49 4.62 1.75 4.43 
50 315 8.24 34.12 9.67 3.01 10.63 
100 630 18.46 74.67 12.09 12.61 21.17 
EV(UT) Consumption of energy per unit volumeDisintegration timeSludge disintegration indicators
Sludge dispersion indicator
Cell lysis indicatorAcidification indicatorNitrogen release indicator
(kWh m−3)(s)kdFCODkdCSTkdSCODkdVFAkdTN
10 63 3.23 22.98 4.22 1.78 4.02 
20 126 4.13 24.49 4.62 1.75 4.43 
50 315 8.24 34.12 9.67 3.01 10.63 
100 630 18.46 74.67 12.09 12.61 21.17 
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