In Brazil it is being used in a large scale anaerobic systems for sewage treatment and there are several good references as well as bad dependin...
Published by Ademar Cesar Ferreira, H2O Engenharia Ltda - General Director
In Brazil it is being used in a large scale anaerobic systems for sewage treatment and there are several good references as well as bad depending upon the project design. I believe that it is a very interesting experience for emerging countries which favourable climate conditions. Energy recovery of these systems is still in a developing stage.