Results 21 to 30 of about 1,694,667 (277)

Mathematical Modelling of Pyrolysis of Hardwood (Acacia)

open access: yesActa Technologica Agriculturae, 2020
This paper emphasises the analogous modelling of hardwood (acacia) pyrolysis. The impacts of physical characteristics of hardwood chips on the pyrolysis are examined through the conservation of biomass solid mass fraction.
Dhaundiyal Alok   +2 more
doaj   +1 more source

Gasification of Continuous Wood Char Bed: Modelling and Experimental Approach

open access: yesChemical Engineering Transactions, 2014
The current paper presents a study combining experimentation and modelling of char gasification in a continuous fixed bed reactor. The char bed gasification was experimentally characterized using the Continuous Fixed Bed reactor (CFiB) at CIRAD ...
G. Teixeira   +5 more
doaj   +1 more source

Fixed bed adsorption treatment of effluent of battery recycling unit to remove Pb(II) using steam-activated granular carbon [PDF]

open access: yesJournal of the Serbian Chemical Society, 2020
Battery recycling generates large amount of effluent which contains the toxic Pb(II) beyond the permissible limit. This effluent was treated for the removal of Pb(II) by fixed bed adsorption onto steam-activated granular carbon.
Meshram Saurabh   +2 more
doaj   +1 more source

FIXED-BED ADSORPTION OF AQUEOUS VANILLIN ONTO RESIN H103

open access: yesInternational Islamic University Malaysia Engineering Journal, 2017
The main objective of this work was to design and model fixed bed adsorption column for the adsorption of vanillin from aqueous solution. Three parameters were evaluated for identifying the performance of vanillin adsorption in fixed-bed mode, which were
Rozaimi Abu Samah
doaj   +1 more source

CFD Simulation of an Internally Cooled Biomass Fixed-Bed Combustion Plant

open access: yesResources, 2021
The reduction of bed temperature in fixed-bed biomass combustion is an effective measure to lower pollutant emissions. Air staging and bed cooling solutions are active strategies to decrease the fuel bed temperature.
César Álvarez-Bermúdez   +3 more
doaj   +1 more source

Decoking of fixed‐bed catalytic reactors [PDF]

open access: yesChemical Engineering & Technology, 1988
AbstractA mathematical model for the description of the non‐steady state process of decoking of a fixed bed catalytic reactor is presented. The relevant dimensionless groups are identified and their influence on the process discussed. Appropriate relationships are given for the estimation of the maximum temperature in the bed. Methods of monitoring the
Westerterp, K.R.   +2 more
openaire   +2 more sources

N-Doped graphene fiber anchored Pd nanoparticles as a fixed-bed catalyst for continuous-flow reduction of N-containing unsaturated compounds

open access: yesGreen Synthesis and Catalysis
Catalytic fixed-bed is an efficient and facile system for scalable organic synthesis due to its continuous and fast flow operation process. As a key unit in the fixed-bed system, catalytically active packing materials are required to possess some ...
Shuaihu Du, Zhuoyuan Bi, Jiangbo Xi
doaj   +1 more source

ESTIMATION OF CRITICAL BED DEPTH IN FIXED BED OFGRANULAR ACTIVATED CARBON

open access: yesJournal of Engineering, 2007
The aim of this study is estimating the critical bed depth in adsorption process through a fixed-bed of granular activated carbon at different bed depths of 0.03, 0.05, 0.08and 0.11m at influent furfural concentration in waste water of 0.2 kg/m3, with ...
Abbas H. Sulaymon, Waleed M. Abood
doaj   +1 more source

Catalytic combustion of isopropanol over Co–ZSM-5 zeolite membrane catalysts in structured fixed-bed reactor [PDF]

open access: yesRoyal Society Open Science, 2018
Catalytic combustion of isopropanol in the structured fixed-bed reactor was investigated over Co–ZSM-5 zeolite membrane catalysts. Firstly, ZSM-5 zeolite membrane catalysts with different Si/Al ratios were coated onto the surface of stainless steel ...
Xiaotong Zhang, Ying Yan
doaj   +1 more source

Thermodynamic modelling of pharmaceutical sorption in soil systems: A comparative study of batch and fixed-bed approaches

open access: yesEcotoxicology and Environmental Safety
In agricultural areas, daily and seasonal temperature fluctuations can swiftly alter the mobility of pharmaceuticals in the topsoils. Therefore, developing a method that can accurately estimate the fate and transport of terrestrial contaminants like ...
László Bauer   +6 more
doaj   +1 more source

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