Inquiry
2023/7/18/ · 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 water extraction in a temperature range from 20 °C to 60 °C to increase methane production were investigated. The dynamics of the
2022/11/11/ · Acidogenic fermentation of chicken manure (CM) for production and recovery of volatile fatty acids (VFA) is an interesting biological waste-to-value approach compared to benchmark organic waste management strategies. Considering the wide range of high value applications of VFA, a semi-continuous immersed anaerobic membrane
Biogas production, ammonia concentration, and change in pH through 9 batches of anaerobic fermentation of chicken manure at 37 °C. VOL. 107, 2009 even more. After these conditions were maintained for 6 batches (254 d), methane production suddenly increased to 3.5 l kg− 1 CM (25 ml g− 1 VS) at the end of the 7th batch.
2023/1/1/ · They could produce around 7 million m 3 /day from fresh manure that generated around 228 tons/day [ 10 ]. This country has planned the number of biogas household scale will be increased from 63,000 to 200,000 units from 2000 to 2030 with size of 6 m 3 could generate 3 m 3 of biogas with energy of 79 MJ [ 10 ].
2024/4/1/ · Sludge and chicken manure anaerobic co-fermentation is an effective way to obtain volatile fatty acids (VFAs). Aimed at exploring the effects of co-fermentation on
Waste to biohydrogen. Youzhou Jiao, in Waste to Renewable Biohydrogen, 2021. 2.2.2 Livestock and poultry dung. Feces are the biomass that remains after food is digested and absorbed. Manure discharged from large and medium-sized livestock and poultry farms has become one of the important sources of pollution, and livestock and poultry manure
2021/3/1/ · Acidogenic fermentation of chicken manure (CM) for production and recovery of volatile fatty acids (VFA) is an interesting biological waste-to-value approach compared to benchmark organic waste
2013/6/1/ · A 12 L mesophilic CSTR of chicken manure fermentation was operated for 400 days to evaluate process stability, inhibition occurrence and the recovery behavior suffering TAN concentrations from 2000 mg/L to 16,000 mg/L.A biogas production of 0.35–0.4 L/gVS in and a COD conversion of 68% were achieved when TAN concentration
A study by Salyuk et al. indicated the negative effect of increased glycerin concentration obtained after biodiesel production, on chicken manure co-fermentation at 35 to 55 °C. The substrate with the ratios of chicken manure to glycerol of 9:1, 8:2, and 7:3 at TS contents equal to 26, 22, and 18%, respectively, were used to provide fermentation.
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.
2009/3/1/ · The dry fermentation of chicken manure (CM) for production of methane in mesophilic conditions at 37 °C was studied under laboratory conditions using a repeated batch culture system. Methane was successfully produced after an acclimation period of about 254 d. As shown in Fig. 1, production of ammonia increased during anaerobic ...
2023/4/29/ · However, the study eventually found that anaerobic fermentation of 175 kg of cattle manure with 175 kg of water and 50 kg of poultry manure with 325 kg of water produced 6.33 and 0.83 m 3 /day of biogas, respectively (Recebli et al. 2015). 7.2.3 Characteristics and Composition of Animal Manure
2020/10/1/ · Moreover, ammonium inhibition resulting due to increase ammonium in manure and limited techno-economic viability of techniques used to remove it are an important aspect of only one third of annual chicken manure bioenergy potential is produced via anaerobic fermentation [10].