Sustainable sludge handling - EU Project Neptune
Sustainable sludge handling - EU Project Neptune
Sustainable sludge handling - EU Project Neptune
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70<br />
Net biogas production<br />
Biogas<br />
60<br />
H 2 O<br />
CH4 CO2 H2O<br />
50<br />
H 2 O<br />
CO 2<br />
CO 2<br />
CO 2<br />
CO 2<br />
L/m 3 WW<br />
40<br />
30<br />
H 2 O<br />
20<br />
23.8<br />
20.8<br />
H 2 O<br />
10<br />
CH 4<br />
CH 4<br />
CH 4 CH 4<br />
10.9<br />
13.5<br />
0<br />
Mixed<br />
<strong>sludge</strong><br />
Primary<br />
<strong>sludge</strong><br />
Secondary <strong>sludge</strong><br />
after ultrasound<br />
disintegration<br />
Secondary <strong>sludge</strong><br />
after thermal<br />
disintegration<br />
<strong>Neptune</strong> project, contract no 036845, FP6-2005-Global-4, SUSTDEV-2005-3.II.3.2 16
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