Search Results - "Zolfaghari, Ashkan"

Experimental study of an integrated basin solar still with a sandy heat reservoir by Tabrizi, Farshad Farshchi, Sharak, Ashkan Zolfaghari

“…In this study, an integrated basin solar still with a built-in sandy heat reservoir has been investigated experimentally under the climatological conditions of…”
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Optimization of solar flat collector inclination by Moghadam, Hamid, Tabrizi, Farshad Farshchi, Sharak, Ashkan Zolfaghari

“…Solar collectors need to be inclined at the optimum angle to maximize the receiving energy. In spite of many theoretical and experimental investigations on…”
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Theoretical and experimental study of cascade solar stills by Ziabari, Fatemeh Bakhtiari, Sharak, Ashkan Zolfaghari, Moghadam, Hamid, Tabrizi, Farshad Farshchi

“…► One month daily-based experimental data from a solar still site has been reported. ► The technical and operational problems of this site are investigated. ►…”
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Investigation of membrane preparation condition effect on the PSD and porosity of the membranes using a novel image processing technique by Sharak, Ashkan Zolfaghari, Samimi, Armin, Mousavi, Seyyed Abbas, Bozarjamhari, Ramin Bozorgmehri

“…ABSTRACT A totally computerized image processing program package is developed to analyze the SEM images of membrane surface and cross‐section. Pore size…”
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Modification and optimization of benzene alkylation process for production of ethylbenzene by Ebrahimi, Ali Nejad, Sharak, Ashkan Zolfaghari, Mousavi, Seyyed Abbas, Aghazadeh, Faeze, Soltani, Ahmad

“…In this paper, an industrial ethylbenzene production unit has been simulated and the results are compared against five-day experimental data. According to…”
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Water sorption behaviour of gas shales: I. Role of clays by Zolfaghari, Ashkan, Dehghanpour, Hassan, Holyk, Jordan

“…In this study, we investigate the role of clays on water sorption (adsorption and desorption) behaviour of gas shale samples. First, we conduct conventional…”
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Water sorption behaviour of gas shales: II. Pore size distribution by Zolfaghari, Ashkan, Dehghanpour, Hassan, Xu, Mingxiang

“…This paper aims at characterizing the inorganic and organic pore size distribution (PSDinorg and PSDorg) of gas shale samples. To achieve this goal, we first…”
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STUDY ON THE ACETYLENE HYDROGENATION PROCESS FOR ETHYLENE PRODUCTION: SIMULATION, MODIFICATION, AND OPTIMIZATION by Azizi, Morteza, Zolfaghari Sharak, Ashkan, Mousavi, Seyyed Abbas, Bakhtiari Ziabari, Fatemeh, Shariati, Jafar, Azizi, Sohrab

“…In this study, an industrial acetylene hydrogenation unit is simulated utilizing three available kinetic models. The results are compared against six-day…”
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Effect of Electrostatic Interactions on Water Uptake of Gas Shales: The Interplay of Solution Ionic Strength and Electrostatic Double Layer by Binazadeh, Mojtaba, Xu, Mingxiang, Zolfaghari, Ashkan, Dehghanpour, Hassan

“…We conduct spontaneous imbibition experiments using different fluids (deionized, DI, water and brines) and different media (unwashed and washed shale powder)…”
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Cost analysis of wastewater production from conventional and unconventional oil and gas wells by Zolfaghari, Ashkan, Gehman, Joel, Alessi, Daniel S.

“…•Wastewater management costs are higher for HF wells than conventional wells.•Hydrocarbon recovery is higher for HF wells than conventional wells.•HF oil wells…”
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Effects of Dissolved Oxygen on Water Imbibition in Gas Shales by Xu, Mingxiang, Binazadeh, Mojtaba, Zolfaghari, Ashkan, Dehghanpour, Hassan

“…Understanding the water uptake of gas shales is critical for designing and optimizing hydraulic fracturing operations during which a large volume of fracturing…”
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Comparison of the Hydraulic Fracturing Water Cycle in China and North America: A Critical Review by Zhong, Cheng, Zolfaghari, Ashkan, Hou, Deyi, Goss, Greg G., Lanoil, Brian D., Gehman, Joel, Tsang, Daniel C. W., He, Yuhe, Alessi, Daniel S.

“…There is considerable debate about the sustainability of the hydraulic fracturing (HF) water cycle in North America. Recently, this debate has expanded to…”
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Laboratory and field analysis of flowback water from gas shales by Zolfaghari, Ashkan, Dehghanpour, Hassan, Noel, Mike, Bearinger, Doug

“…•The field flowback water samples from three wells are analyzed experimentally.•The barium in the flowback water primarily originates from natural…”
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Gas-liquid membrane contactors: Modeling study of non-uniform membrane wetting by Zolfaghari, Ashkan, Mousavi, Seyyed Abbas, Bozarjomehri, Ramin Bozorgmehri, Bakhtiari, Fatemeh

“…Current available models for simulation of the separation process in gas-liquid membrane contactor (MC) systems consider a uniform partial membrane wetting…”
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Gas-liquid membrane contactors: Effects of polymer concentration and solvent type on pore size distribution by Zolfaghari, Ashkan, Mousavi, Seyyed Abbas, Bozarjomehri, Ramin Bozorgmehri, Bakhtiari, Fatemeh

“…This study investigates the effects of polymer concentration and solvent type on the pore size distribution (PSD) of the fabricated gas-liquid membrane…”
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Comparative analysis of hydraulic fracturing wastewater practices in unconventional shale development: Water sourcing, treatment and disposal practices by Alessi, Daniel S., Zolfaghari, Ashkan, Kletke, Stefanie, Gehman, Joel, Allen, Diana M., Goss, Greg G.

“…This paper is the first of a two-part series designed to assess and summarize extant knowledge regarding hydraulic fracturing water and wastewater management…”
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Thermodynamic analysis of combustion processes and pollutants emission using nonlinear optimization approach by Farshchi Tabrizi, Farshad, Zolfaghari Sharak, Ashkan, Zolfaghari Shahrak, Arsalan

“…Mathematical formulation and modeling of combustion processes is an important tool in the understanding of this phenomenon. Determination of equilibrium…”
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Unlocking the potential of hydraulic fracturing flowback and produced water for CO2 removal via mineral carbonation by Zhu, Bizhou, Wilson, Sasha, Zeyen, Nina, Raudsepp, Maija J., Zolfaghari, Ashkan, Wang, Baolin, Rostron, Ben J., Snihur, Katherine N., von Gunten, Konstantin, Harrison, Anna L., Alessi, Daniel S.

“…Flowback and produced water (FPW) generated by hydraulic fracturing operations is highly saline and contains elevated concentrations of ions including calcium…”
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Machine Learning for Heavy Metal Removal from Water: Recent Advances and Challenges by Yuan, Xiangzhou, Li, Jie, Lim, Juin Yau, Zolfaghari, Ashkan, Alessi, Daniel S., Wang, Yin, Wang, Xiaonan, Ok, Yong Sik

“…Research on the removal of heavy metals (HMs) from contaminated waters, aiming at ensuring the safety of water bodies, has shifted from direct experimental…”
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Wastewater production footprint of conventional and unconventional oil and gas wells in North America by Zolfaghari, Ashkan, Gehman, Joel, Kondash, Andrew J, Konhauser, Kurt O, Ok, Yong Sik, Vengosh, Avner, Alessi, Daniel S

“…Hydrocarbon recovery from conventional and unconventional wells, such as those using hydraulic fracturing (HF), generates substantial volumes of highly saline…”
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