The optimum biogas of 500 cm 3 was produced at the optimal values of 25 cm 3 of water, 0.6 g of fungus, and a temperature of 33 ℃. Chanathaworn [ 18] has researched optimization conditions for biogas production from WH and earthworm bedding wastewater by varying particle size (0.3–1.5 cm), TS (4–12%), and pH.
Chanathaworn has researched optimization conditions for biogas production from WH and earthworm bedding wastewater by varying particle size (0.3–1.5 cm), TS (4–12%), and pH. Optimum biogas of 35.50% was obtained at 8% of TS, 0.3 cm particle size, and 7.0 initial pH.
The kinetic model shows the substrate being reduced exponentially with increasing time; consumption of substrate and production of methane and carbon dioxide follows exponential growth …
The design of the AD volume is essential for the optimization of biogas production, since microorganism needs adequate time to decompose the organic load in the digester. Biogas is produced through the degradation of organic volatile solids, which reduces the sludge volume. The normal retention time under mesophilic digestion at the …
Russeifah biogas plant belongs to Jordan Biogas Company (JBC). It is located at a closed Russeifah landfill site, about 5 km east to Amman City.The main objective of the plant is to reduce the green house gas emissions form the landfill, as well as utilizing the fresh organic waste in the production of methane gas for power generation.
Analysis of the criteria for improving biogas production: focus on anaerobic digestion. Article 25 August 2023. 1 Introduction. The combustion of fossil fuel, resulting …
Anaerobic digestion (AD) is an established method that has been extensively utilized for waste management, waste treatment, and biogas production. Anaerobic co-digestion (AcoD) is regarded as a practical approach to address substrate characteristics and system optimization issues. The distinction between AcoD and mono-digestion is …
Biogas. Biogas production is quite essential to promote the expansion and optimization of the entire biofuels production process at a low cost [84]. The process requires high moisture content and organic waste for anaerobic digestion, which is a bacteria-assisted conversion of organic material into biogas [63].
This study assessed the biogas and methane production potential of wastewater sludge generated from the beverage industry. The optimization of the biogas production potential of a single fed-batch ...
Modeling and optimization of biogas production. To model biogas production using anaerobic process, a five-level-three factor Central Composite Design (CCD) of RSM was employed to assess the effects of the process factors and their combination on biogas production. ... Biogas production commenced on the 6 th day …
Optimization of biogas production from a given substrate and digester is an issue that needs to be addressed during the development of anaerobic digestion. To maximize the biogas production rate ...
The particle swarm optimization (PSO) algorithm was developed to model and optimize biogas and CH 4 production by detecting the optimal TCOD, BOD5, and polyphenol reduction by implementing various FPs.
It helps understand and optimize anaerobic digestion feedstock, plan biogas production and increase any biogas plant's efficiency and profitability. ... Furthermore, companies producing enzymes or nutrients for the optimization of biogas production use biogas test plants. With the biogas test plants these companies carry out product ...
The objective of the present study was an optimization of operating parameters and the performance of the methanogenesis reactor in phased anaerobic digestion (AD) of slaughterhouse wastewater at 37.5°C. ... respectively. The removal efficiencies of TN and TP were vary from 10–17% to 17–21%, respectively. The average …
In this study, the potentials of pretreated and untreated Carica papayas fruit peels for biogas generation was evaluated alongside its process optimization after employing the combination of mechanical and thermo-alkaline pretreatment methods. The peel was anaerobically digested using a consortium of microorganisms from cattle rumen …
Biogas plant operators often face huge challenges in the monitoring, controlling and optimisation of the anaerobic digestion (AD) process, as it is very sensitive to surrounding changes, which often leads to process failure and adversely affects biogas production. Conventional implemented methods and mechanistic models are …
The optimization of the biogas production potential of a single fed-batch anaerobic digester was operated at different temperatures (25, 35, and 45 ℃), pH (5.5, …
In one study, the biogas production of 1-N-butyl-methlyimidazolium chloride-pretreated water hyacinth, rice straw, mango leaves, and spruce increased by 97.6 %, 40.8 %, 23.4 %, ... the optimization of LHW pretreatment conditions for specific substrates is quite necessary for the different physicochemical characteristics of …
Schematic of nanotechnology-based biogas optimization and production. The process of converting biomass into bioenergy could take the shape of a thermal process, a chemical process, or a biological process. Impact on the conversion process is caused by the molecular size of inorganic pollutants found in organic biomass [24, 33]. It …
This new model introduces meaningful parameters in biogas yield potential from substrates, these are µ m and t 0, where μ m is the maximum biogas production rate at t 0 and t 0 is the time when the gas production rate reaches the maximum value for simulation of biogas production, respectively. 58,59 This new model forms the basis for …
Madrid (Spain), 24 th to 26 th May 2023. Renewable Energy and Power Quality Journal (RE&PQJ) ISSN 2172-038 X, Volume No.21, July 2023. Modeling and optimization of biogas production in a batch ...
A biogas production rate of 0.0038 m 3 /day was achieved by Nazmus and Mamunur [59], who carried out a careful optimization of the process to obtain biogas from POME, adjusting the pH, organic ...
PSA separation: This unit allows obtaining hydrogen of high quality (99.99% purity) from the gas mixture. Hydrogen separation yield is imposed at 79%, which is the value obtained by our industrial partner. This hydrogen is compressed to 350–700 bar for injection to hydrogen vehicles.
Fig. 2 depicts a schematic illustration of biogas optimization and production utilizing nanotechnology facilities. The process of converting biomass into bioenergy could take the shape of a thermal process, a chemical process, or a biological process. Impact on the conversion process is caused by the molecular size of inorganic pollutants found ...
These articles used RSM to optimize biogas production. The review finds that RSM proves to be an effective statistical tool. It has achieved optimum objectives for …
Optimization of the biogas production processes depends on the ability of anaerobic microorganisms to respond to variations in operational parameters such as pH, redox potential, and intermediate products to enhance the biogas yield. This review article focuses on the role of process parameters, kinetic models, artificial intelligence, Aspen ...
Review addresses design, development, and optimization frameworks for biogas production systems that take numerous aspects into account. The most …
It is critical to optimize OLR since increase in its value may produce acidification effect and subsequent reduction or stoppage of biogas production, while …
In practice, optimising anaerobic digesters to increase biogas production dependent on a balanced pH (neutral), tolerable volatile fatty acids and alkalinity levels by anaerobic bacteria.
Model optimization of biogas production. In this work, after obtaining the accumulated biogas production curves (Fig. 5 a–d) over digestion periods, the modified Gompertz, the logistic function, the exponential rise to maximum equation and the reaction-curve type models were used to determine kinetic parameters. Three key parameters …