Results 11 to 20 of about 1,753 (302)

A Study of the Hydrodynamics Behavior of Cylindrical Gas-Solid Fluidized Beds for pharmaceutical material “Paracetamol “

open access: yesJournal of Engineering, 2020
The hydrodynamics behavior of gas - solid fluidized beds is complex and it should be analyzed  and understood due to its importance in the design and operating of the units.
Maha Muhyi Alwan
doaj   +1 more source

Minimum fluidization velocities of binary and ternary biomass mixtures with silica sand

open access: yesEnergy Reports, 2020
Minimum fluidization velocity is an important property which can influence the hydrodynamics and chemical conversion in fluidized bed reactor. Most of the fluidized bed boilers usually mix raw biomass solid particles with medium silica sand solid ...
Chaiwat Soanuch   +3 more
doaj   +1 more source

Modeling the effect of shrinkage on fluidized bed drying of orthodox broken type tea [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2019
Fermented tea particles (dhool) are a polydisperse system subject to shrinkage during fluidized bed drying, which is an important process in the production of orthodox broken type tea.
Raveendran K.   +3 more
doaj   +1 more source

Hydrodynamic Properties Investigation of Ebullated Bed Reactor Using Non-Newtonian Liquid [PDF]

open access: yesEngineering and Technology Journal, 2022
The importance of using EBR has been renewed recently due to the sharp increase in heavy feedstocks sent to refineries and the hydrocracking process. Most of these feedstocks have a non-Newtonian behavior.
Zahraa Hassan   +3 more
doaj   +1 more source

Effect of Isopropanol on the Fluidization of Hydrophilic Titanium Nano-Powder [PDF]

open access: yesIranian Journal of Chemical Engineering, 2022
The effect of adding isopropanol (ISP) to nitrogen as the fluidizing gas on the hydrodynamics of the fluidization of hydrophilic titanium nanoparticles was studied. It was shown by the pressure drop method that adding ISP reduces the minimum fluidization
H. Hoorijani, R. Zarghami, N. Mostoufi
doaj   +1 more source

A CFD Comparative Study of Bubbling Fluidized Bed Behavior with Thermal Effects Using the Open-Source Platforms MFiX and OpenFOAM

open access: yesFluids, 2021
This work studies the performance of two open-source CFD codes, OpenFOAM and MFiX, to address bubbling fluidized bed system at different temperature and heat transfer conditions.
Andrés Reyes-Urrutia   +5 more
doaj   +1 more source

Prediction of minimum fluidization velocity in pulsed gas-solid fluidized bed [PDF]

open access: yesChemical Engineering Journal, 2020
Abstract Fluidized bed technology plays a vital role in petrochemistry and coal separation. To enhance fluidization stability, the flow is periodically introduced into the gas–solid fluidized bed to form a pulsed gas–solid fluidized bed (PGFD). As the main fluidization parameter, the minimum fluidization velocity (umf) can reflect the change of the ...
Yanjiao Li   +7 more
openaire   +1 more source

Reduction in minimum fluidization velocity and minimum bubbling velocity in gas-solid fluidized beds due to vibration

open access: yesPowder Technology, 2021
Powder Technology ...
McLaren, C. P.   +3 more
openaire   +2 more sources

Fluidization of Group B particles with a rotating distributor [PDF]

open access: yes, 2008
A novel rotating distributor fluidized bed is presented. The distributor is a rotating perforated plate, with 1% open-area ratio. This work evaluates the performance of this new design, considering pressure drop, Δp, and quality of fluidization.
Sobrino Fernández, Celia   +6 more
core   +1 more source

FLUIDIZATION OF A BED OF SOLID PARTICLES IN A TWO DIMENSIONAL VERTICAL BOX

open access: yesSpektra: Jurnal Fisika dan Aplikasinya, 2019
Simulation of fluidization of a bed of solid particles in a two-dimensional box is performed using molecular dynamics methods by assuming that superposition of buoyant, gravitational, viscous, collision force will make the particle to move in two ...
Aufa Numan Fadhilah Rudiawan   +3 more
doaj   +1 more source

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