Effects of intermittent aeration periods on a structured-bed reactor continuously fed on the post-treatment of sewage anaerobic effluent
Sign Up to like & getrecommendations! Published in 2018 at "Bioprocess and Biosystems Engineering"
DOI: 10.1007/s00449-018-1940-1
Abstract: This study assessed the simultaneous nitrification and denitrification processes and remaining organic matter removal from anaerobic reactor effluent treating wastewater in a single reactor. A structured-bed reactor, with polyurethane foam as support media, was subjected… read more here.
Keywords: intermittent aeration; reactor; bed reactor; structured bed ... See more keywords
Dynamic Modeling and Analysis of Process Constraints for Improvement for an Industrial Unipol® Polypropylene Fluidized Bed Reactor
Sign Up to like & getrecommendations! Published in 2021 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-021-05960-6
Abstract: Many researchers report optimizations of chemical processes based on steady-state analysis. However, neglecting the time factor may lead sometimes to more waste generation and/or hazardous safety consequences. In this regard, we recently detailed a comprehensive… read more here.
Keywords: unipol polypropylene; fluidized bed; process; dynamic modeling ... See more keywords
A comprehensive small and pilot-scale fixed-bed reactor approach for testing Fischer–Tropsch catalyst activity and performance on a BTL route ☆
Sign Up to like & getrecommendations! Published in 2017 at "Arabian Journal of Chemistry"
DOI: 10.1016/j.arabjc.2013.11.004
Abstract: Abstract Ruthenium (Ru)-based catalysts were prepared by the sol–gel technique for biomass-to-liquid (BTL) operation and had their performance tested under different conditions. The catalytic study was carried out in two steps using a simple and… read more here.
Keywords: pilot; fixed bed; performance; bed reactor ... See more keywords
Acidogenic digestion of food waste in a thermophilic leach bed reactor: Effect of pH and leachate recirculation rate on hydrolysis and volatile fatty acid production.
Sign Up to like & getrecommendations! Published in 2017 at "Bioresource technology"
DOI: 10.1016/j.biortech.2017.08.130
Abstract: The effect of pH control (4, 5, 6, 7) on volatile fatty acids (VFA) production from food waste was investigated in a leach bed reactor (LBR) operated at 50°C. Stabilisation of pH at 7 resulted… read more here.
Keywords: production; volatile fatty; food waste; bed reactor ... See more keywords
A new process for simultaneous nitrogen removal and phosphorus recovery using an anammox expanded bed reactor.
Sign Up to like & getrecommendations! Published in 2018 at "Bioresource technology"
DOI: 10.1016/j.biortech.2018.07.044
Abstract: Phosphorus recovery from wastewater is an important approach for sustainable phosphorus use. In this work, a process combining anammox and hydroxyapatite (HAP) precipitation in an expanded bed reactor for simultaneous nitrogen removal and phosphorus recovery… read more here.
Keywords: nitrogen; removal; phosphorus; expanded bed ... See more keywords
Continuous enzymatic synthesis of lactulose in packed-bed reactor with immobilized Aspergillus oryzae β-galactosidase.
Sign Up to like & getrecommendations! Published in 2019 at "Bioresource technology"
DOI: 10.1016/j.biortech.2018.12.018
Abstract: Lactulose synthesis from fructose and lactose in continuous packed-bed reactor operation with glyoxyl-agarose immobilized Aspergillus oryzae β-galactosidase is reported for the first time. Alternative strategies to conventional batch synthesis have been scarcely explored for lactulose… read more here.
Keywords: packed bed; immobilized aspergillus; aspergillus oryzae; bed reactor ... See more keywords
Development of fixed bed reactor for application in GTL-FPSO: The effect of nitrogen and carbon dioxide contents in feed gas on Fischer-Tropsch synthesis reaction over Ru/Co/Al2O3 catalyst
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Today"
DOI: 10.1016/j.cattod.2019.10.022
Abstract: Abstract The FTS reactions over Ru/Co/Al2O3 catalyst were performed in the shell and tube type fixed-bed reactor with an oil circulation system in order to investigate the effect of N2 and CO2 content. It was… read more here.
Keywords: fixed bed; al2o3 catalyst; reaction; bed reactor ... See more keywords
Fischer-Tropsch synthesis over an alumina-supported cobalt catalyst in a fixed bed reactor – Effect of process parameters
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Today"
DOI: 10.1016/j.cattod.2020.07.055
Abstract: Abstract Fischer-Tropsch synthesis has been investigated over a commercial type cobalt-based catalyst (20 %Co/0.5 %Re/γ-Al2O3) by varying the H2/CO ratio (2.55–1.12), CO conversion (15–75 %), reaction temperature (210 °C, 230 °C), and by adding water… read more here.
Keywords: water; tropsch synthesis; fixed bed; fischer tropsch ... See more keywords
Thermal performance of a 30 kW fluidized bed reactor for solar gasification: A CFD-DEM study
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2018.10.111
Abstract: Abstract Gasification of carbonaceous materials using concentrated solar thermal radiation has been considered as one of the promising renewable pathways to produce syngas. In this study, thermal performance of a recently developed solar thermochemical reactor… read more here.
Keywords: fluidized bed; bed reactor; gasification; thermal performance ... See more keywords
Inclined rotating fixed-bed reactor – Experimental characterization and model-based predictions
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2021.130244
Abstract: Abstract The performance of an inclined rotating fixed-bed reactor with concentric inner tube is analyzed for the hydrogenation of α-methylstyrene. In particular, the influences of low to intermediate rotational velocities (0.6–10 rpm), inclination angle (45°–75°) and… read more here.
Keywords: inclined rotating; rotating fixed; model; bed reactor ... See more keywords
Pozzolanic reaction of fly ash modified by fluidized bed reactor-vapor deposition
Sign Up to like & getrecommendations! Published in 2017 at "Cement and Concrete Research"
DOI: 10.1016/j.cemconres.2016.11.016
Abstract: This study aimed to introduce fluidized bed reactor-vapor deposition (FBR-VD) into the modification of fly ash (FA) using the activators of NaOH, Na2SO4, and NaCl. The compressive strength, non-evaporable water and the hydration degree fly… read more here.
Keywords: reactor vapor; fly; fluidized bed; bed reactor ... See more keywords