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International Journal of Chemical Engineering
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International Journal of Chemical Engineering
/
2019
/
Article
/
Tab 2
/
Research Article
Energy Integration in Wastewater Treatment Plants by Anaerobic Digestion of Urban Waste: A Process Design and Simulation Study
Table 2
Characterisation of the AD substrate and methane production in different scenarios.
Parameter
Unit
PS : WAS
PS : THWAS
PS : WAS : 80% OFMSW
Scenario 1
Scenario 2
Scenario 3
Flow
m
3
/d
350
350
550
OLR
kgVS/m
3
d
2
2
3
Vr
m
3
8,750
8,750
13,750
TS
g/m
3
59,790
57,120
78,012
VS
g/m
3
40,220
37,750
63,812
COD
g/m
3
62,000
60,170
94,000
CODs
g/m
3
5,500
15,460
36,880
TKN
g/m
3
2,840
2,710
3,186
TAN
g/m
3
150
310
394
Methane
Nm
3
/d
3,453
4,184
9,235
Specific methane prod.
m
3
CH
4
/m
3
R
d
0.39
0.48
0.65