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Biogas Additives: Do They Actually Improve Performance in Anaerobic Digestion?

Biogas additives are widely used in anaerobic digestion to improve process stability, support microbial activity, and increase gas production. These include trace elements, nutrient supplements, enzymes, microbial products, and more recently, biologically active materials designed to improve conversion efficiency within the digester itself. As feedstocks become more variable and plants

Early Warning Signs of Digester Failure in Anaerobic Digestion: Causes, Detection, and Prevention

Digester failure in anaerobic digestion is rarely a sudden event. In most cases, it develops as a gradual decline in biological performance that becomes visible

Biogas Digester Foaming: Causes, Risks, and Practical Solutions

Foaming in anaerobic digesters is one of the most disruptive operational issues in biogas production. It is immediate, visible, and difficult to ignore. Foam can

High VFA in Biogas Plants: What It Means and What to Do

Elevated volatile fatty acids (VFAs) are one of the clearest indicators that something is wrong inside a digester. They are also one of the most

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