Methane fermentation is carried out by cooperating groups of microorganisms that are sensitive to temperature, loading, pH and inhibitors. Stable biology is the condition for steady biogas production.
RSSArticles on starting and restarting digesters, process indicators (FOS/TAC, volatile acids, pH, ammonia), trace elements, inhibition, acidification and rebuilding the biology after disturbances.
In winter the heat the process needs rises several-fold compared with summer. How to calculate substrate heating, losses through the walls and the heat reserve from cogeneration.
