2022/1/11/ · The low-temperature disintegration of distillation residue and waste-activated sludge before the co-fermentation process increased biogas production by 30% and methane production by 65% (over a 26
2017/3/25/ · Studies showed that fermentation of feed ingredients can promote growth performance , digestibility of amino acids and distiller’s yeast was added to a final content of 10% based on weight. The biogas residue was aerobic fermented 48 h, then dried and crushed. The yield contained 92.01% dry materials, 21.87% crude protein, 6.35% crude
The fermentation effect of co-composting was evaluated using fuzzy comprehensive evaluation method, gray correlation analysis method and attribute recognition methodin order to provide a theoretical basis for biogas residue mixed with livestock and poultry manure compost utilized as fertilizer. The results showed that T3 (w (biogas residue
Where is the manufacturer of biogas residue organic fertilizer dryer Manufacturers, Factory, Suppliers From China, The composting machine uses the function of microbial reproduction and metabolism to consume organic matter. During the composting process, the water gradually evaporates, and the physical and chemical properties of the material
2016/6/2/ · In this paper, rice straw was used as a raw material to produce biogas by anaerobic batch fermentation at 35 °C (mesophilic) or 55 °C (thermophilic). The hydrogen sulfide in biogas can be converted to S0 or sulfate and removed in-situ under micro-oxygen environment. Trace oxygen was conducted to the anaerobic fermentation tank in amount
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2017/5/1/ · Afterwards, these materials were blended in proportions of 1:1, 1.8:1, 2.8:1, and 3.8:1 based on their dry mass. The biogas slurry (water content of 84.1%) from final-stage fermentation, taken from a normal biogas digester used in the poultry feeding industry in the Central China Economic District, was used as the inoculation.
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Biogas fermentation residue could also increase the amount of soil microorganisms. The microbial biomass-C and biomass-N were 59.44% and 56.06% higher than the control, respectively. It was suggested that biogas fermentation residue application could bring better economic and environmental benefits for Z. jujuba cultivation, and also, provide a
2014/11/1/ · The data for the characters of straw and manure as biogas fermentation material are shown in Table 1.Crop straw has several advantages over animal manure [12]: (1) It is widely distributed in sufficient quantities throughout China; (2) The crop straw contains less water so that fermentation residues can be directly applied as organic
2012/9/1/ · 1. Introduction. Energy crisis and global warming are considered to be two most serious problems worldwide [1].Biomass energy, as a renewable and sustainable form of energy, is becoming more important due to its environmentally-sound and energy-saving production [2].Development of a livestock industry is believed to be a key
2021/2/13/ · 2.2 Biochar production. Details on BR preparation have been reported previously (Zheng et al., 2018).For biochar production, oven-dried BR samples were placed inside capped porcelain crucibles and loaded into a muffle furnace (KSL-1200X, Kejing Materials Tec.) under N 2 (99.999%) saturated atmosphere (0.5 dm 3 min −1 of flowing
2022/8/17/ · Purpose As a high-yield by-products of biogas engineering, biogas residue (BR) are limited in the application of soil fertility due to their ecological threat. Therefore, conversing BR into biochar is to be considered. However, whether BR biochar still had ecological risk to soils (especially the widely distributed soils such as Ultisol soil)
Biogas Slurry Solid Fertilizer Production process Mix biogas residues and microorganism agent evenly. The moisture content of the materials is less than 70%. After fermentation, biogas residues are well-composted. And then organic fertilizer is in the process of fertilizer drying, crushing and screening. Add humic acid, nitrogen, phosphorus, potassium to
2013/4/15/ · Biogas residue is renewable, low-cost, and is composed of organic material that contains the necessary nutritional elements to sustain the growth of microbes. In this study, Biogas residues were used as a substrate for bio-pesticides production by solid state fermentation. Principal component analysis of biogas residue indicated that …