Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2008 by Universidad Católica de Valparaíso -- Chile
Vol. 11 No. 4, Issue of October 15, 2008

Figure 4. Different configurations for TH+AD, regarding feed segregation and steam generation devices.
(a) Scheme A: No feed segregation: mixed sludge to the TH unit.
(b) Scheme B: Feed segregation: only secondary sludge to the TH unit.
(c) Burning the biogas in a boiler to produce power.
(d) Burning the biogas in an engine or turbine to produce power and generate electricity.

  Supported by UNESCO / MIRCEN network