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Jul 18, 2023 · The objective of this work was to determine the potential of chicken manure as a substrate for biogas production after pretreatment. The effects of removing excess nitrogen from chicken manure by
Aug 15, 2024 · Ammonium inhibition is a key limiting factor for anaerobic digestion when using chicken manure as the main substrate, especially in a digestion system with biogas slurry reflux. Air stripping is usually used as a recycled biogas slurry treatment. In this study, we carried out the anaerobic co-digestion of chicken manure and corn straw. The fermentation performance was investigated with and
Jun 12, 2023 · Adopting waste-to-wealth strategies and circular economy models can help reduce biowaste and add value. For instance, poultry farming is an essential source of protein, and chicken manure can be converted into renewable energy through anaerobic digestion. However, there are a number of restrictions that prevent the utilization of chicken manure in bioenergy production. Here, we review the
Jun 12, 2023 · Anaerobic digestion is one of the most widely used treatment for animal manure. Chicken manure has high methane production potential and is thus a suitable substrate for biogas plants. However, high nitrogen content inhibits the metabolism of anaerobic microorganisms and thus hinders methane production from chicken manure. Enhancing the performance of anaerobic digestion for chicken
Nov 5, 2020 · However, studies on dry anaerobic digestion of chicken manure have proven the possibility of methane production under fermentation of chicken manure with high total solids content, but the process
Methane fermentation process is possible in three temperature modes: psychrophilic, mesophilic and thermophilic. Methane fermentation of chicken manure in thermophilic mode is less studied in comparison with mesophilic mode. The article presents the results of the study of methane fermentation of these wastes.
Sep 16, 2014 · The problem of ammonia accumulation during manure fermentation can be solved by appropriate dilution of the substrate, so that it contains from 0.5% to 3% of dry matter content, however, due to
May 2, 2022 · Batch experiments were performed to evaluate the biohydrogen and biomethane production by co-digestion of chicken manure and food waste in a two-stage mesophilic fermentation process. Results showed that no hydrogen was produced in the first stage of sole chicken manure fermentation, while methane yield was 247.3 mL·g−1-VS. By comparison, the co-digestion process with food waste proportions
Jan 1, 2024 · Chicken manure SCWG ammonia and power production systems are promising for waste treatment. In this paper, the thermodynamic and LCA analyses were carried out on a 10 t/h dry chicken manure processing system to reveal the key system operation parameters to facilitate efficient and clean production.
Apr 1, 2024 · The risks associated with residual antibiotics in chicken manure, particularly as sources of TCs and ARGs, cannot be understated (Riaz et al., 2020).Their propensity to induce resistance within microbial communities has led to concerns over water and soil contamination (Qiao et al., 2012; Song et al., 2016).
Two-stage fermentation process with pre-acidification stage and subsequence methane production stage was utilized in this study, and the component of volatile fatty acids (VFAs), methane yield and volatile solid (VS) removal efficiency were investigated to estimate the fermentation efficiency of chicken manure.
Jun 22, 2024 · The Inner Mongolia Autonomous Region is a crucial area in China with a significant advantage in animal husbandry, particularly in cattle and sheep farming. However, the disposal of the large quantities of manure produced during farming has severely impacted the industry’s healthy development. Proper treatment of the manure can convert it into organic fertilizer beneficial to farmland
Feb 10, 2022 · The original uses of EM were in agriculture to increase the productivity of organic farming systems [].Today, EM are often applied to the soil directly as part of the organic matter added to the fields, either as manure or other fertilizer, or provided as part of a compost that has been prepared using EM as an additive to improve and shorten the maturation process.
May 2, 2023 · Anaerobic digestion of animal manure results in the production of renewable energy (biogas) and nutrient-rich biofertilizer. A further benefit of the technology is decreased greenhouse gas emissions that otherwise occur during manure storage. Since animal manure makes anaerobic digestion cost-efficient and further advance the technology for higher methane yields, it is of utmost importance to
