Downflow hanging sponge
WebIn this study, a pilot-scale down-flow hanging sponge (DHS) reactor was operated in the community plant of Bangkok for the treatment of domestic wastewater (COD 285 mg/L, BOD 105 mg/L) collected by separate sewer to evaluate the reactor's feasibility as a decentralized treatment system. The DHS reactor was operated for 600 days at ambient ... WebMay 1, 2024 · A novel gas-scrubbing bioreactor based on a downflow hanging sponge (DHS) reactor was developed as a new volatile organic compound (VOC) treatment system. In this study, the effects of varying the space velocity and gas/liquid ratio were investigated to assess the effectiveness of using toluene gas as a model VOC. Under optimal …
Downflow hanging sponge
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WebJan 31, 2024 · The down-flow hanging sponge (DHS) reactor is advantageous for … WebIn this study we investigated partial nitrification by implementing a closed down-flow hanging sponge (DHS) reactor operated at controlled oxygen concentrations. Basic concept of DHS process is similar to that of trickling filter, in which oxygen concentration can be easily manipulated by controlling airflow to the reactor. The closed reactor ...
WebA novel sewage treatment system, which consists of an upflow anaerobic sludge blanket (UASB) pre-treatment unit and the following downflow hanging sponge (DHS) unit for polishing up the UASB effluent, was developed as a cost-effective and easy-maintenance sewage treatment system for developing countries. WebTo overcome the drawbacks of the AS process, the downflow hanging sponge (DHS) has been developed as an energy-saving and easy-to-maintain alternative. To date, six types of different sponge configurations have been developed and their performances have been evaluated in practical- to full-scale DHS reactors. A large number of studies have been ...
WebA downflow hanging sponge reactor was installed as post treatment of anaerobic tank effluent in a natural rubber factory in South Vietnam and the process performance was evaluated, indicating that the DHS reactor could be an appropriate post treatment for the existing anaerilic tank for natural rubber processing wastewater treatment. WebNov 19, 2024 · Downflow hanging sponge system. Aerobic biological treatment process …
WebSponge down definition: to wipe clean with a damp sponge or cloth Meaning, …
WebIn this study, a downflow hanging sponge (DHS) reactor was installed as post … overwatch xmas eventWebDownflow Hanging Sponge (DHS) Reactor Process Downflow hanging sponge (DHS) was developed by Professor Hideki Harada and his research groups at Nagaoka University of technology (now he move to Tohoku … randy clark k\u0026l gatesWebOct 19, 2014 · Downflow Hanging Sponge; Refinery Wastewater; Rice Field Soil; Epiphytic Bromeliad; These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves. Download reference work entry PDF randy clark flex linkedinWebDec 15, 2009 · The performance of down-flow hanging sponge (DHS) system treating UASB reactor effluent at different sponge volume of 38.2, 28.7, 19.1 and 9.6% was investigated. The hydraulic retention time (HRT) and flow rate were kept constant at 2.6 h and 0.46 m3/day, respectively. The results obtained indicated that reducing the sponge … randy clark false teachingWebJan 1, 2024 · 6.4. Downflow hanging sponge (DHS) concept and configuration. The … randy clark healingWebFeb 26, 2011 · Grey wastewater treatment via down-flow hanging sponge (DHS) system was the subject of the study, and it is recommended to operate such a system at an HRT of 5.8 h and OLR not exceeding 3.6 kgCOD/m3 day for producing an effluent quality complying for reuse in unrestricted irrigation purposes. Grey wastewater (GW) treatment via down … randy clarke wikiWebA sixth-generation down-flow hanging sponge reactor (DHS-G6), using rigid sponge media, was developed as a novel aerobic post-treatment unit for upflow anaerobic sludge blanket (UASB) treating municipal sewage. The rigid sponge media were manufactured by copolymerizing polyurethane with epoxy resin. The UASB and DHS system had a … overwatch x naruto