Results 1 to 10 of about 39,586 (279)

A fluidized-bed reactor for the photocatalytic mineralization of phenol on TiO2-coated silica gel [PDF]

open access: yesHeliyon, 2019
TiO2 photocatalysis represents a promising class of oxidation techniques that are intended to be both supplementary and complementary to the conventional approaches for the removal of refractory and trace organic contaminants in water and air.
Guillermo J. Rincón   +1 more
doaj   +2 more sources

Fluidization and reactor biomass characteristics of the denitrification fluidized bed biofilm reactor

open access: yesWater Research, 1987
Abstract The fluidization and reactor biomass characteristics of the denitrification fluidized bed biofilm reactor (FBBR) were investigated. Experimental evidence obtained indicates that Richardson-Zaki correlation, which was developed for rigid solid particles, provides an excellent description of the fluidization mechanics of a denitrification FBBR.
Wen K Shieh
exaly   +2 more sources

Flow Synthesis of Pharmaceutical Intermediate Catalyzed by Immobilized DERA: Comparison of Different Immobilization Techniques and Reactor Designs [PDF]

open access: yesMolecules
The enzymatic synthesis of statin intermediates offers a sustainable alternative to traditional multistep chemical methods. This study investigates the continuous flow synthesis of statin precursors in a millireactor using 2-deoxy-D-ribose-5-phosphate ...
Dino Skendrović   +4 more
doaj   +2 more sources

Thermal denitration of sodium nitrate in a fluidized bed reactor: Optimization of process parameters and application of S-statistics for fluidization state monitoring

open access: yesChemical Engineering Journal Advances, 2022
A voluminous liquid waste stream is generated as sodium nitrate (NaNO3) solution in Spent Nuclear Fuel Reprocessing Plants. Fluidized bed thermal denitration is a strong contender among various disposal options for this stream.
Ankit Badiwal   +5 more
doaj   +1 more source

Hydrogen production by solar fluidized bed reactor using ceria: Euler-Lagrange modelling of gas-solid flow to optimize the internally circulating fluidized bed

open access: yesJournal of Thermal Science and Technology, 2022
To perform solar thermochemical conversion, by utilizing high-temperature solar heat as an energy source and redox metal oxide particles as a chemical source, fluidized bed reactor has been developed to produce clean fuels.
Selvan BELLAN   +3 more
doaj   +1 more source

Optimization of palm shell pyrolysis parameters in helical screw fluidized bed reactor: Effect of particle size, pyrolysis time and vapor residence time

open access: yesCleaner Engineering and Technology, 2021
The production of bio-oil from palm shell pyrolysis was investigated using a helical screw fluidized bed reactor setup. This study was done by investigating the effects of particle size, pyrolysis time and vapor residence time on pyrolysis product yields.
Khan Muhammad Qureshi   +4 more
doaj   +1 more source

Experimental investigation on heat transfer in a gas-solid fluidized bed with a bundle of heat exchanging tubes [PDF]

open access: yesEngineering and Technology Journal, 2022
A fluidized bed reactor is commonly used for highly exothermic reactions for different chemical industrial processes. However, inefficient removal of the generated heat due to the exothermic reaction can seriously influence reactor performance.
Zahraa W. Hasan   +6 more
doaj   +1 more source

Pyrolysis of Solid Recovered Fuel Using Fixed and Fluidized Bed Reactors

open access: yesMolecules, 2023
Currently, most plastic waste stems from packaging materials, with a large proportion of this waste either discarded by incineration or used to derive fuel.
Myeongjong Lee   +2 more
doaj   +1 more source

Process study and CO2 emission reduction analysis of coal liquefaction residue fluidized bed pyrolysis

open access: yesFrontiers in Energy Research, 2022
The direct coal liquefaction process usually produces a liquefaction residue of about 30% of its coal feed. The effective utilization of the coal liquefaction residue (CLR), which contains about 80% organic matter, is of great significance for improving ...
Bo Tian   +10 more
doaj   +1 more source

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