Results 21 to 30 of about 57,296 (304)

Techno-Economic Analysis of Vacuum Membrane Distillation for Seawater Desalination

open access: yesMembranes, 2023
Seawater desalination is an affordable and viable solution to the growing freshwater scarcity problem in water scarce regions. The current study focuses on cost analysis of Vacuum Membrane Distillation (VMD) setup for removing salts from water.
Hassaan Idrees   +6 more
doaj   +1 more source

Effect of Photocatalysis on the Membrane Hybrid System for wastewater treatment [PDF]

open access: yes, 2008
An integrated photocatalysismembrane hybrid system was investigated for wastewater treatment with the main focus on improving the cross flow microfiltration (MF) permeate flux.
Phuntsho, S, Shon, H, Vigneswaran, S
core   +1 more source

OILY WATER TREATMENT USING CERAMIC MEMBERANE

open access: yesJournal of Engineering, 2011
This research was conducted using ceramic microfiltration membrane for treatment of oily wastewater in the pilot-scale dead-end filtration system designed in the laboratory under the influence of conditions of feed flow rate 15-35 l/h, feed temperature ...
Sama Mohammed Abdullah
doaj   +1 more source

Permeate Flux and Rejection Behavior in Submerged Direct Contact Membrane Distillation Process Treating a Low-Strength Synthetic Wastewater

open access: yesApplied Sciences, 2020
The effects of operational conditions such as permeate recirculation velocity, mixing intensity, and trans-membrane temperature on the performances of hydrophobic polyethylene (PE) hollow-fiber membrane were investigated by operating the submerged direct
Woobin Bae, Jeonghwan Kim
doaj   +1 more source

Oxidative coupling of methane in a mixed-conducting perovskite membrane reactor [PDF]

open access: yes, 1995
Ionic-electronic mixed-conducting perovskite-type oxide La0.6Sr0.4Co0.8Fe0.2O3 was applied as a dense membrane for oxygen supply in a reactor for methane coupling.
Bouwmeester, H.J.M.   +2 more
core   +2 more sources

A Comparison Study of Brine Desalination using Direct Contact and Air Gap Membrane Distillation

open access: yesJournal of Engineering, 2019
Membrane distillation (MD) is a hopeful desalination technique for brine (salty) water. In this research, Direct Contact Membrane Distillation (DCMD) and  Air Gap Membrane Distillation (AGMD) will be used. The sample used is from Shat Al –Arab water (TDS=
Ahmed Shamil Khalaf   +1 more
doaj   +1 more source

The boundary flux. New perspectives for membrane process design [PDF]

open access: yes, 2015
In the last decades much effort was put in understanding fouling phenomena on membranes. Many new concepts have been introduced in time, and parallel to this many parameters capable to quantify fouling issues and fouling evolution.
CHIANESE, Angelo   +5 more
core   +1 more source

Critical Flux and Fouling Analysis of PVDF-Mixed Matrix Membranes for Reclamation of Refinery-Produced Wastewater: Effect of Mixed Liquor Suspended Solids Concentration and Aeration

open access: yesMembranes, 2022
Fouling tends to cause a significant increase in hydraulic resistance, decreased permeate flux, or increased transmembrane pressure (TMP) when a process is operated under constant TMP or constant flux conditions.
Erna Yuliwati   +3 more
doaj   +1 more source

Air gap membrane distillation: A detailed study of high saline solution [PDF]

open access: yes, 2016
An experimental study is used to examine the effect of high concentration of several salts, i.e., NaCl, MgCl2, Na2CO3 and Na2SO4 on permeate flux and rejection factor by air gap membrane distillation (AGMD).
Abdullah Alkhudhiri   +38 more
core   +1 more source

Calcium Channel Permeation: A Field in Flux [PDF]

open access: yesThe Journal of General Physiology, 1999
In 1955, Alan Hodgkin and Richard Keynes published a study whose intent was to answer a rather technical question, but whose result triggered the modern analysis of ion channel permeation ([Hodgkin and Keynes, 1955][1]). They aimed to determine whether the K+ fluxes in giant axons followed the “
openaire   +2 more sources

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