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Early warning indicators for process failures were investigated to develop a reliable method to increase the production efficiency of biogas plants. Organic overloads by the excessive addition of(More)
The microbial community composition in a full-scale biogas plant fed with sewage sludge and fat, oil and grease (FOG) was investigated over a 15-month period, including two foam formation events.(More)
In a co-digestion system running with rapeseed oil and sewage sludge, an extremely fast increase in the organic loading rate was studied to develop a procedure to allow for flexible and demand-driven(More)
Following a process failure in a full-scale biogas reactor, different counter measures were undertaken to stabilize the process of biogas formation, including the reduction of the organic loading(More)