Process monitoring is a top priority for anaerobic digestion (AD), yet it poses a significant
challenge due to its inherent inaccuracies and case-specific nature in diagnosing reactor …

Anaerobic Digestion (AD) is one of the oldest processes for producing biofuels from organic
waste. Approximately 180 years have passed since the construction of the first modern plant …

Errors that are commonly made in the quantification of biogas from anaerobic digestion
experiments were investigated. For liquid displacement gasometers where a barrier solution …

In order to assure the consistency of the final product quality, a fast and effective process
monitoring is a growing need in solid state fermentation (SSF) industry. This work …

A volatile fatty acids (VFA) sensor based on headspace chromatography was tested for
online monitoring and control of a pilot-scale manure digester. The sensor showed satisfying …

A specially designed electronic nose was coupled to an air-lift bioreactor in order to perform
on-line monitoring of released vapors. The sensor array was placed at the top of the …

Barometric process separation (BaPS) is an automated laboratory system for the
simultaneous measurement of microbial respiration and gross nitrification rates in soil …

Anaerobic digestion (AD) for biogas production is affected by many factors that includes
organic loading rate (OLR). This OLR appears to be closely linked to various other factors …

In the anaerobic digestion (AD) process there are some difficulties in maintaining process
stability due to the complexity of the system. The variability of the raw material coming to the …