State indicators of anaerobic digestion: A critical review on process monitoring and diagnosis

D Wu, L Li, Y Peng, P Yang, X Peng, Y Sun… - … and Sustainable Energy …, 2021 - Elsevier
… positive role in energy structure optimization and energy security … , and in some cases even
a total process failure. It is worth … corrective actions to prevent process instability based on the …

An overview of process monitoring for anaerobic digestion

IA Cruz, LRS Andrade, RN Bharagava, AK Nadda… - Biosystems …, 2021 - Elsevier
… biogas output to avoid water entering the GC columns. The … improved the MFCs performance.
Yet, there is the necessity of … stabilising the process and achieving the optimal conditions …

Data-driven techniques for fault detection in anaerobic digestion process

P Kazemi, C Bengoa, JP Steyer, J Giralt - Process Safety and …, 2021 - Elsevier
… to ensure optimized operation and prevent failures and serious … To avoid this drawback, all
the control limits used in this paper were … Most monitoring systems fail in case of missing data. …

Application of machine learning in anaerobic digestion: Perspectives and challenges

IA Cruz, W Chuenchart, F Long, KC Surendra… - Bioresource …, 2022 - Elsevier
… strategies to control the AD process to maintain process stability and predict AD performance.
… input data to reduce the search space; it employs error optimization algorithms (equivalent …

A review of process parameters influence in solid-state anaerobic digestion: Focus on performance stability thresholds

A Ajayi-Banji, S Rahman - Renewable and Sustainable Energy Reviews, 2022 - Elsevier
… more waste volume and reduce pressure on water use. As of … SSAD studies to monitor and
predict reactor performance, the … review has suggested SSAD digester could fail at pH < 5.8, …

Unravelling the anaerobic digestion 'black box': Biotechnological approaches for process optimization

A Roopnarain, H Rama, B Ndaba… - … and Sustainable Energy …, 2021 - Elsevier
… automation may prevent process errors and failures, thereby … key processes involved and
could lead to system failure [27]. … AD process warrants continuous monitoring of AD systems to …

Machine learning algorithms for temperature management in the anaerobic digestion process

SÖ Cinar, S Cinar, K Kuchta - Fermentation, 2022 - mdpi.com
process is complex and makes it challenging monitor and … of monitoring, it is possible to
track every possible failure in a … Although there are several reasons and prevention methods for …

Robust data-driven soft sensors for online monitoring of volatile fatty acids in anaerobic digestion processes

P Kazemi, JP Steyer, C Bengoa, J Font, J Giralt - Processes, 2020 - mdpi.com
… the performance of anaerobic digestion (AD) processes. In real… production rate so that the
process fails [3]. The common VFA … to increase the accuracy and reduce computation time. The …

Commercial biogas plants: Review on operational parameters and guide for performance optimization

D Wu, X Peng, L Li, P Yang, Y Peng, H Liu, X Wang - Fuel, 2021 - Elsevier
… on operational parameters of anaerobic digestion at the … process monitoring systems and
adequate training for plant … potential system failures. The purpose of this manuscript is to …

[HTML][HTML] Prediction of biogas production rate from dry anaerobic digestion of food waste: Process-based approach vs. recurrent neural network black-box model

KW Seo, J Seo, K Kim, SJ Lim, J Chung - Bioresource Technology, 2021 - Elsevier
… of the system failure. The framework for the system control and optimization used in this … to
avoid system failure. Moreover, the RNN black-box model compared with the comprehensive …