This study proposed a cation-regulation strategy based on metal ion removal coupled Na +-regulation for enhancing anaerobic fermentation of waste activated sludge.The optimal treatment condition was: cation-exchange resin dosage of 1.75 g/g SS for 1-day treatment, followed by Na +-enhanced anaerobic fermentation at NaCl concentration of 20 g/L.The
Anaerobic fermentation liquid from food waste contains abundant nutrients, such as volatile fatty acids (VFAs) and NH3–N, which are promising nutrient sources for plant growth. Here, we report a novel integrated technique for the simultaneous recovery of C and N sources from anaerobic fermentation liquid. VFAs and NH3–N extracted from
2023/8/13/ · The innovation via the utilisation of pretreatment techniques, trace elements, inoculum, and co-digestion with other substrates to increase biodigestibility and balance the nutrient requirements improve the feasibility of the anaerobic digestion process as well as biogas yields. G.W. Breaking the Chemical and Engineering Barriers to ...
2023/9/1/ · Accurately predicting and optimizing VFAs production is crucial for anaerobic fermentation engineering. In this study, we developed machine learning models using two innovative strategies to precisely predict the daily yield of VFAs in a laboratory anaerobic fermenter. Strategy-1 focuses on model interpretability to comprehend the
2022/11/1/ · Despite numerous treatments have been developed to enhance anaerobic fermentation of waste activated sludge, the innovative cation exchange (CE) approach has been rarely reported, little attempt was conducted to reveal carbon source fate.The interphase carbon balance was illustrated to clarify endogenous carbon dissolution,
2024/2/25/ · Acidogenic fermentation can convert food waste (FW) into small molecules of acids and alcohols, and the broth can be used as a carbon source of denitrification in wastewater treatment plants. However, the soluble nitrogen-containing substances generated in fermentation influence the quality of the carbon source, and
2020/2/1/ · Herein, an innovative multistage anaerobic hythane reactor (MAHR) was reported via integrating two-stage fermentation into one reactor. MAHR was constructed using an internal down-flow packed bed reactor and an external up-flow sludge blanket to enhance microbial enrichment and thermodynamic feasibility of the associated bioreactions.
2022/3/15/ · To our knowledge, alkaline treatment coupled with AHB incubation has rarely been reported. The findings are expected to develop an innovative short-term anaerobic fermentation strategy and provide practical perspectives on carbon-beneficial WAS treatment. 2. Materials and 2.1. Waste activated sludge and alkaline
2024/3/15/ · Vacuum-enhanced anaerobic fermentation: achieving process intensification, thickening and improved hydrolysis and VFA yields in a single
2022/1/1/ · Fermentation engineering, especially with respect to submerged fermentation, is a mature science with standardized approaches for the design and optimization of fermentation processes and fermenter design. innovations in bioreactors optimized for food grade fermentation, innovation in downstream processing to reduce
2024/3/15/ · Accurately predicting and optimizing VFAs production is crucial for anaerobic fermentation engineering. In this study, we developed machine learning models using two innovative strategies to precisely predict the daily yield of VFAs in a laboratory anaerobic fermenter. Consequently, this study introduces an innovative modeling
2024/1/24/ · Speaker: Michael Köpke, Ph.D. Chief Innovation Officer, LanzaTech . Faculty Host: Michelle O'Malley Title: Re-imagining manufacturing: Building a circular gas fermentation industry Abstract: The accelerating climate crisis combined with rapid population growth poses some of the most urgent challenges to humankind, all linked to
2024/3/13/ · To improve the methanogenic efficiency of lignite anaerobic fermentation and explore innovative approaches to sludge utilization, a co-fermentation technique involving lignite and sludge was employed for converting biomass into biomethane. Volatile suspended solids were introduced as a native enrichment of the sludge and mixed with …
2023/7/28/ · Anaerobic fermentation (AF) can effectively dispose of kitchen waste (KW) without the shortcomings of traditional such as incineration and sanitary landfill. However, KW has a high organic content, which easily leads to acidification and ammonia inhibition during digestion. To mitigate this issue, anaerobic co-digestion …
2020/10/1/ · The production of hydrogen from biomass and carbohydrate feedstock, though undoubtedly desirable and favored, is still at the level of laboratory or pilot scale. The present work reviews the current researched pathways. Different types of carbohydrates, and waste biomass are identified as feedstock for the fermentative bio-hydrogen …
