What is foaming in a digester, and why does it matter?
derived
Foaming is a stable layer of gas-filled bubbles on the digester surface, usually triggered by overloading, or by feed rich in surfactants, proteins or fats. It can block gas offtake, carry slurry into the gas lines and force an unplanned shutdown.
- derived
- Reasoned from sourced facts or engineering fundamentals, not quoted from one.
- Level
- Beginner — New to biogas. Plain language, no units assumed.
Where this shows up while you build
This answer is attached to the controls it explains, so it appears beside them in the builder rather than only here.
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