Results 21 to 30 of about 763,836 (318)

Modelling flow and filtration in liquid composite moulding of nanoparticle loaded thermosets [PDF]

open access: yes, 2012
This paper presents analytical and numerical models of liquid moulding of hybrid composites. An 1-D analytical solution of Darcy's problem, accompanied by nanoparticle filtration kinetics and conservation, has been developed.
Reia da Costa, Elisabete F.   +1 more
core   +1 more source

Influence of Temperature on the Adsorption and Diffusion of Heavy Oil in Quartz Nanopore: A Molecular Dynamics Study

open access: yesEnergies, 2022
The desorption of heavy oil is one of the important indicators affecting the development efficiency of the remaining oil in nanopores. However, the study of the adsorption and diffusion mechanisms of heavy oil molecules in nanopores remains scarce.
Dongsheng Chen   +6 more
doaj   +1 more source

Reductions of filtrations [PDF]

open access: yesPacific Journal of Mathematics, 1990
Let \(\gamma =\{\gamma (n)\}_{n\geq 0}\) be a filtration on a ring R. In this paper the concept of a reduction of \(\gamma\) is introduced. (Specifically, a filtration \(\phi =\{\phi (n)\}_{n\geq 0}\) is a reduction of \(\gamma\) in case \(\phi\) (n)\(\subseteq \gamma (n)\) for all \(n\geq 0\) and there exists a positive integer d such that \(\gamma (n)
Okon, J. S., Ratliff, L. J.
openaire   +3 more sources

Low fouling conditions in dead-end filtration: Evidence for a critical filtered volume and interpretation using critical osmotic pressure [PDF]

open access: yes, 2005
This paper presents experiments showing the existence of a critical filtered volume (CFV) when operating colloid dead-end filtration. The CFV is here defined as the filtered volume below which there is no irreversible (with respect to a break in the ...
Bessiere, Yolaine   +2 more
core   +1 more source

Coagulation and Sedimentation of Concentrated Laterite Suspensions: Comparison of Hydrolyzing Salts in Presence of Grewia spp. Biopolymer

open access: yesJournal of Chemistry, 2019
Coagulation and sedimentation performances of aluminum sulphate and ferric chloride were comparatively investigated in presence of Grewia spp. biopolymer for the treatment of concentrated laterite suspensions.
Kameni Ngounou M. Bernard   +3 more
doaj   +1 more source

Development of mathematical modeling methods filtration flows of multicolored liquids

open access: yesЦифровые модели и решения, 2023
Today the relevance of the issues of environmental consequences of technological human intervention in the world around us is beyond doubt. The rapid development of technique and technology entails the development of new ways and methods of environmental
S. N. Petrova   +3 more
doaj   +1 more source

Treatment of high strength domestic sewage on filters fi lled with polyurethane foam with addition of effective microorganisms [PDF]

open access: yesArchives of Environmental Protection, 2020
The study discusses an experimental method for treatment of high strength domestic sewage on biofilters filled with polyurethane (PUR) waste in the form of trims of upholstery foam.
Krzysztof Chmielowski   +2 more
doaj   +1 more source

Experimental on liquid passage saturation and pressure drop of gas-liquid coalescing filter material

open access: yesYou-qi chuyun, 2023
The liquid channel characteristics of coalescing filter material directly affect the filtration performance of coalescing filter elements for natural gas purification. Herein, the channel saturation and pressure drop of two kinds of industrial oleophobic
SONG Rongjun   +6 more
doaj   +1 more source

Dead-end filtration of yeast suspensions: correlating specific resistance and flux data using artificial neural networks [PDF]

open access: yes, 2006
The specific cake resistance in dead-end filtration is a complex function of suspension properties and operating conditions. In this study, the specific resistance of resuspended dried bakers yeast suspensions was measured in a series of 150 experiments ...
Ní Mhurchú, Jenny, Foley, Greg
core   +1 more source

Distributions of critical flux: modelling, experimental analysis and consequences for cross-flow membrane filtration [PDF]

open access: yes, 2005
This paper discusses the distribution of critical flux (DCF) in cross flow filtration. These distributions are described here by a normal function with a mean critical flux and its standard deviation.
Bacchin, Patrice   +2 more
core   +1 more source

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