Results 41 to 50 of about 57,296 (304)

Permeate Flux in Ultrafiltration Membrane: A Review

open access: yesJournal of Applied Membrane Science & Technology, 2017
Membrane processes exist for most of the fluid separations encountered in industry. The most widely used is membrane ultrafiltration, pressure driven process which is capable of separating particles in the approximate size range of 0.001 to 0.1 μm. The design of membrane separation processes, like all other processes, requires quantitative expressions ...
A. Beicha, R. Zaamouch, N. M. Sulaiman
openaire   +2 more sources

Mathematical Modeling of a Hollow Fiber Module Used in Pressure-Retarded Osmosis Process

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2022
   Pressure retarded osmosis (PRO) can be considered as one of the methods for utilizing osmotic power, which is a membrane-based technology. Mathematical modeling plays an essential part in the development and optimization of PRO energy-generating ...
Farah Adil Yaseen   +2 more
doaj   +1 more source

Modeling Fixed Bed Membrane Reactors for Hydrogen Production through Steam Reforming Reactions: A Critical Analysis [PDF]

open access: yes, 2018
Membrane reactors for hydrogen production have been extensively studied in the past years due to the interest in developing systems that are adequate for the decentralized production of high-purity hydrogen.
Annesini, Maria Cristina   +2 more
core   +1 more source

The Effect of the Rotating Disk Geometry on the Flow and Flux Enhancement in a Dynamic Filtration System

open access: yesMembranes, 2023
A numerical study was conducted to investigate the effect of rotating patterned disks on the flow and permeate flux in a dynamic filtration (DF) system.
Jo Eun Park, Tae Gon Kang, Heejang Moon
doaj   +1 more source

Dairy waste water treatment by combining ozonation and nanofiltration [PDF]

open access: yes, 2007
The aim of this investigation was to examine the applicability of the membrane technique and the effect of preozonation in dairy waste water treatment technology.
Hodúr, Cecilia   +3 more
core   +1 more source

Theoretical Investigation of Vapor Transport Mechanism Using Tubular Membrane Distillation Module

open access: yesMembranes, 2021
This paper’s primary objective is to examine the vapor delivery mechanism through a tubular membrane distillation (MD) module. Experiments were conducted utilizing a hydrophobic tubular membrane module with a pore size of 0.2 µm.
Adnan Alhathal Alanezi   +6 more
doaj   +1 more source

Fouling mechanisms in constant flux crossflow ultrafiltration [PDF]

open access: yes, 2019
Four fouling models due to Hermia (complete pore blocking, intermediate pore blocking, cake filtration and standard pore blocking), have long been used to describe membrane filtration and fouling in constant transmembrane pressure (ΔP) operation of ...
Cheng, Yu-Heng   +4 more
core   +2 more sources

Experimental Investigation of the Desalination Process for Direct Contact Membrane Distillation Using Plate and Frame Membrane Module

open access: yesApplied Sciences, 2023
Through experiments, the effect of membrane material selection and operating conditions on permeate fluxes in direct contact membrane distillation (DCMD) desalination was investigated.
Yukang Zhou   +5 more
doaj   +1 more source

Covalently bonded interfaces for polymer/graphene composites [PDF]

open access: yes, 2013
The interface is well known for taking a critical role in the determination of the functional and mechanical properties of polymer composites. Previous interface research has focused on utilising reduced graphene oxide that is limited by a low structural
Bengtsson, Carl   +6 more
core   +1 more source

Experimental Investigation of Vacuum Membrane Distillation (VMD) Performance Based on Operational Parameters for Clean Water Production [PDF]

open access: yesMATEC Web of Conferences
Freshwater shortage is an ongoing concern across the world, due to increasing populations and climate change. Vacuum membrane distillation (VMD) is a viable approach for producing fresh water to meet the needs of society.
Iqbal Faisal   +3 more
doaj   +1 more source

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