2016/12/1/ · 1. Introduction. Reactor systems make composting process easier to control in terms of temperature, moisture content, gas emission, and compost quality (Haug, 1993, Mason and Milke, 2005, Orthodoxou et al., 2015).They have attracted more attention compared to static pile or windrow systems in recent years, especially in heavily

2021/2/5/ · Tie wire (normally used to tie rebar together) Hose and 3x T-junctions to make irrigation. 4 brackets and screws to secure the cage to the pallet. Optional: A sheet of ply 75cm x 75cm for template. Optional: A jig to hold the pvc pipes in place as you fill the Johnson-Su bioreactor.

2021/10/1/ · In this video, I show the new composter design and go over the reasons why I tried to improve the Johnson-Su bioreactor. The new composter doesn’t use any plastic and should last a very long time. Overall Johnson-Su bioreactors are a great way to make a lot of high-quality compost in a small space. They are also an easy way to make

2001/4/1/ · The water content in the compost matrix was controlled by adding water and mixing the material once a day to compensate for moisture losses due to drying as an effect of heat production and aeration. The regulation of water content was less precise than regulation of temperature and oxygen content and the average water content in the

2023/2/1/ · Immature compost can become anaerobic and release odor. Also, immature compost can cause problems during storage, transportation, and use. Process optimization is performed by using mathematical models in order to obtain the best quality value-added compost, and moreover, to manage the process more economically.

The BIOvator® is a combination of a device and a process - targeting the quickest transformation of animal carcasses into consistent quality compost at the lowest possible cost and management effort. With its successful implementation into the production system, the BIOvator® was introduced to the market in 2004.

A lab-scale experiment was conducted to assess effects of the membrane-covered technology and superphosphate on the compost quality and emissions of nitrogen-containing gases during aerobic composting. The results showed that the membrane-covered technology increased the temperature of the compost pile and accelerated

2023/6/6/ · At the farm or ranch scale, the original design works marvelously. For home use, though, there are a few barriers: the original design requires more than 2,000 pounds of feed materials, which is . . . a lot; the bioreactor needs to be filled all at once, which doesn’t align well with the small amounts of compost produced daily in a home kitchen; and the

Heat recovery of compost reactors: Field study of operational behaviour, heating power . 213 by their experiments recovered heat amounts of 30-50 % of calorific value [32, 41]. Lower heat

2023/9/1/ · 2.2. Composting reactor. The composting experiment was conducted with an industrial scale SPM-reactor located in Jiangping Biological Inc. The composting reactor was 6.5 m (L) × 2.2 m (W) × 2.3 m (H), with an effective composting volume of approximately 30 m 3.The four walls and the bottom of the reactor were made of

The vermicompost quality in R2 and R4 reactors was better than other reactors, but the R4 reactor reached this condition one week earlier. CONCLUSION: According to the results of this study, vermicompost reactor containing organic waste and sewage sludge is well-prepared for the high rate stage of composting process.

2021/6/1/ · a) Standar d experimental set-up of reactors, b) photo of e xperimental plant with compost reactors The experi mental plant was located in a landscape sink protected from weat her influence.

2022/11/8/ · Composting materials and activation of inoculated microorganisms. The biogas residues used in this study came from a 9 L reactor operating at 35 ± 0.5 °C with a 20 days of retention time and obtained after anaerobic digestion (Shen et al. 2019), and the rice straw was collected from the experimental field of Jiangxi Agricultural University, and