2024/5/28/ · Biohydrogen production technologies effectively use waste biomass resources and produce high-purity hydrogen.
2024/3/1/ · 1. Introduction. Potato is one of the four major food crops in the world, and its processing can produce about 15–40 % potato waste rich in nutrients such as dietary fiber, pectin, proteins, and starch [1].The global annual amount of potato waste exceeds 50 million tons based on potato yield [2].Potato waste is a rich biomass with great potential for
2023/4/7/ · The PFD includes three major unit operations namely fermentation (P-1/FR-101), anaerobic digestion (P-2/AD-101), and absorption column (P-3/C-101). In P 1/FR-101, the carbon source for the fermentation process is food waste combining carbohydrates, protein, or fats diluted with water. The feed into the (P-1/FR-101) is charged by gravity.
2012/10/1/ · In summary, the stable anaerobic digestion of food waste at high organic loading rates and with high throughput can be realized through the utilization of bioreactor
2022/4/1/ · 1. Introduction. The high ammonium and high salt (HAHS) sewage is usually caused by wild mustard, desulphurization, landfill leachate, and food waste (FW) digestate (David et al., 2016; Liu et al., 2018; Sarvajith and Nancharaiah, 2020).High-efficiency treatment of the wastewater is of great significance since soluble nitrogen causes serious
2023/12/15/ · The results of nitrogen compound transition during the fermentation period were summarized in Fig. 1 a, c, e.The values of NO 3 −-N in three groups all experienced obvious decline in the first 5 days, descending from 32.6, 36.0, 31.2 mg·L −1 to 5.8, 16.5, 13.3 mg·L −1 in BG, BSG and BESG respectively (Fig. 1 a). After that, the corresponding values in
2024/3/1/ · The characteristics of high organic content and biodegradable of food waste make it an ideal substrate for hydrogen production through dark fermentation (Yun et al., 2018). Hydrogen is regarded as the cleanest energy because it has the highest calorific value per unit mass and doesn't generate any greenhouse gasses during combustion.
2023/7/7/ · Food waste is categorized as organic solid waste, which has a negative impact on environmental sustainability. Food waste was simultaneously used for the feasible generation of mixed volatile fatty acids (VFAs) and bio-hydrogen by deploying dark fermentation. Original anaerobic digested sludge was prepared via the shock technique
Rice University via OpenStax CNX. High-performance liquid chromatography (HPLC) is a technique in analytical chemistry used to separate the components in a mixture, and to identify and quantify each component. It was initially discovered as an analytical technique in the early twentieth century and was first used to separate colored compounds.
2023/4/1/ · The high proportion of COD in methane production, which was over 80%, suggests that the performance of methane fermentation was stable with the increase of OLR by adding lipids waste from 10% to 30% and 50%, for which the corresponding lipids loading rate was 10.1, 29.4 and 47.6 g-COD/L/d.
2023/10/1/ · Demonstration of SA production up to pilot scale by using industrial candy waste. • Fermentation and purification performance indicators were presented. • SA titers from pilot and lab scale trials were in the range of 37.78–39.94 g L −1. • First report on high purity SA separation from industrial candy waste fermentation.
Due to the high demand for food and meat for the world's growing population, the agricultural sector is expanding every year. Timely and effective treatment is of utmost importance to utilize organic matter in agricultural waste and avoid environmental pollution. Composting or aerobic fermentation is an effective way to treat agricultural waste and produce organic
2022/2/1/ · Fermentation of waste activated sludge at alkaline pH 9 and the addition of saponin enhanced the (de Sá et al., 2011) has also been reported before gas chromatography, high performance liquid chromatography or other ... Membrane distillation integrated with the product recovery unit has increased plant economy and VFA
2022/1/13/ · In the context of hydrogen production from biomass or organic waste with dark fermentation, this study analysed 55 studies (339 experiments) in the literature looking for the effect of operating parameters on the process performance of dark fermentation. The effect of substrate concentration, pH, temperature, and residence time on hydrogen …
2019/3/22/ · The food waste methane water (FWS), electrodialysis water (FEW), and microbial fuel cell water (FWM), were compared with tap water in terms of ethanol fermentation, volatile fatty acid production