[PDF] Top 20 Modeling of air-gap membrane distillation process: a theoretical and experimental study

... several experimental tests at different conditions such as different feed water temperatures, feed salinity, membrane pore sizes, and air gap ...AGMD process parameters that are ... See full document

... We study Fd 2004, 6–20 November related with the series of the solar flares in period of 4–10 Novem- ber having resulted in shocks waves and CME (ftp://ares.nrl.navy.mil/pub/lasco/halo). We use daily average data ... See full document

... the theoretical characterization of metal oxide splat ...the theoretical equations, quite good agreement between the calculated and experimental diameters and thicknesses of YSZ-splats was obtained ... See full document

... theoretically. Experimental results show that ‘‘Watari-ago’’ joints can retain resistance after reaching their yield strength and that mechanical behavior varies depending upon notch shape and ...In ... See full document

... the theoretical foundations for computing sample-related diffracted intensity distributions directly without empirical approxima- tions have existed for many ... See full document

... a physically sound modeling of the underlying damage mechanisms, which lead to the macroscopically observable degradation of the mechanical properties. They can predict the damage growth in composite component, ... See full document

... MD process promising for utilization of lower grade waste or alternative energy ...DCMD theoretical mathematical modeling for a flat sheet membrane module is developed from the fundamental ... See full document

... The membrane material needs to be hydrophobic, so that only water in the vapour phase can enter and pass the ...[15]. Membrane materials commonly employed for MD are polypropylene (PP) or ... See full document

... the membrane humidifiers, there has been no focus on membrane synthesis and its ...thermodynamic modeling. This study focuses on the preparation of porous membranes and it aims to introduce a ... See full document

... current study mainly discusses the wavy microstructure and only one specific gear-shaped ...MD process metrics and flow-field and temperature distributions; (2) investigations of the length effect of ... See full document

... to study polarisation effects and to better identify membrane performance by removing the effect of some of the process ...The experimental results showed that the performances of three new ... See full document

... this study focused on membrane scaling rather than energy efficiency, the AGMD process was simplified to exclude heat recovery from the brine and a chiller was used for ...the process water ... See full document

... to study PL from 10 K to room ...the GaP buffer layer, avoiding the substrate to be ...non-doped GaP substrate, thus excluding any significant contribution from the GaP deep center ... See full document

... polyethylene (PE) or polypropylene (PP) can fulfill the basic requirement of hydrophobicity. However, since most of these membranes are fabricated for other processes such as microfiltration (MF), they suffered drawbacks ... See full document

... to study the chemistry of the initial feed ...to process SUFP was first investigated with the conventional hydrophobic PTFE membrane (HP membrane) and its suitability was identified using ... See full document

... the membrane (C) on the performance enhancement for both non-baffled and baffled ...A membrane with a lower C value was found to be less vulnerable to the TP ...a membrane with a high C value, where ... See full document

... feed air ascends the main distillation column, all the impurities that are heavier than oxygen are rapidly reduced to nearly zero within a few separ- ation ...feed air location of the main ... See full document

... irradiates to a molecule and excites it. This mechanism constructs a vacancy in the lover energy orbital levels. This vacancy can be occupied by an electron donor agent. The electron that it is produced in a ... See full document

... In a system containing mobile ions, mass transport occurs as a result of driving forces consisting of diffusion, convection and ionic migration. Mass transfer through the membrane is described by three mechanisms ... See full document

... Figure 4 shows a schematic diagram of the experimental setup. The feed stream was circulated by a pump and heated to the set temperature by a heater before entering the lumen side of the hollow fibre. The shell ... See full document