Search Results - "Harby, K."

Hydrocarbons and their mixtures as alternatives to environmental unfriendly halogenated refrigerants: An updated overview by Harby, K.

“…Vapor compression refrigeration systems consume high-grade energy and contribute to global warming and ozone layer depletion due to the environmentally…”
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An investigation on energy savings of a split air-conditioning using different commercial cooling pad thicknesses and climatic conditions by Harby, K., Al-Amri, Fahad

“…In hot climates, performance of vapor compression cooling cycles decreases sharply, and consequently, energy consumption rises. Pre-cooling the air before it…”
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A comprehensive review of tubular solar still designs, performance, and economic analysis by Kabeel, A.E., Harby, K., Abdelgaied, Mohamed, Eisa, Amr

“…Freshwater and energy are indispensable resources for economic and industrial developments, they are key global challenges nowadays. In recent years, the…”
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Performance improvement of a tubular solar still using V-corrugated absorber with wick materials: Numerical and experimental investigations by Kabeel, A.E., Harby, K., Abdelgaied, Mohamed, Eisa, Amr

“…•A novel modification of tubular solar still was studied mathematically and experimentally.•The modification was done using the v-corrugated absorbers and…”
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Performance of the modified tubular solar still integrated with cylindrical parabolic concentrators by Kabeel, A.E., Harby, K., Abdelgaied, Mohamed, Eisa, Amr

“…•The modified design of tubular solar still with half two concentric cylinders and CPC was studied.•Optimal saltwater layer thickness between two half…”
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Operational conditions optimization of a proposed solar-powered adsorption cooling system: Experimental, modeling, and optimization algorithm techniques by Almohammadi, K.M., Harby, K.

“…Adsorption cooling systems have low energy efficiency and large sizes compared to traditional cooling systems and still have to be improved and optimized in…”
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Performance evaluation of a solar-driven adsorption desalination-cooling system by Alsaman, Ahmed S., Askalany, Ahmed A., Harby, K., Ahmed, Mahmoud S.

“…Problems of energy and fresh water shortage become hard challenges facing survival of the human beings. Egypt especially is facing increasing of water supply…”
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An overview on adsorption cooling systems powered by waste heat from internal combustion engine by Hamdy, Mohamed, Askalany, Ahmed A., Harby, K., Kora, Nader

“…Chlorofluorocarbon and hydrochlorofluorocarbon refrigerants have been widely used in traditional cooling systems. These refrigerants accelerate the depletion…”
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Performance improvement of vapor compression cooling systems using evaporative condenser: An overview by Harby, K., Gebaly, Doaa R., Koura, Nader S., Hassan, Mohamed S.

“…Reduction of energy consumption is a major concern in vapor compression cooling systems, especially in areas with very hot weather conditions. In hot weather…”
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A state of the art of hybrid adsorption desalination–cooling systems by Alsaman, Ahmed S., Askalany, Ahmed A., Harby, K., Ahmed, Mahmoud S.

“…Adsorption-based desalination attracted increasingly attention due to its ability to co-generate double distilled fresh water and cooling effect using only one…”
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Study of a New Solar-Powered Combined Absorption–Adsorption Cooling System (ABADS) by Harby, K., Almohammadi, K. M.

“…Sorption cooling technology is considered to be a good alternative to traditional vapor compression cycles regarding energy savings and environmental issues…”
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Adsorption desalination-cooling system employing copper sulfate driven by low grade heat sources by Ali, Ehab S., Askalany, Ahmed A., Harby, K., Diab, Mohamed Refaat, Alsaman, Ahmed S.

“…•Experimental Adsorption isotherms and kinetics of CuSO4 have been studied.•Fitting the experimental results with famous equations has been…”
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Adsorption isotherms and kinetics of HFC-404A onto bituminous based granular activated carbon for storage and cooling applications by Ghazy, Mohamed, Askalany, Ahmed A., Harby, K., Ahmed, Mahmoud S.

“…•Experimental adsorption isotherms of GAC/HFC-404A have been investigated.•D–A and Tóth models have been fitted with the experimental adsorption…”
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Weather effect on a solar powered hybrid adsorption desalination-cooling system: A case study of Egypt’s climate by Ali, Ehab S., Harby, K., Askalany, Ahmed A., Diab, Mohamed Refaat, Alsaman, Ahmed S.

“…•Solar adsorption desalination-cooling system is investigated theoretically.•TRNSYS software connecting to MATLAB software is used in simulation.•The…”
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Study of an innovative combined absorption-adsorption cooling system employing the same evaporator and condenser by Hassan, M., El-Sharkawy, Ibrahim I., Harby, K.

“…In this paper, the performance of innovative combined absorption and adsorption cooling (ABC-ADC) systems employing the same evaporating and condensing units…”
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Recycling brine water of reverse osmosis desalination employing adsorption desalination: A theoretical simulation by Ali, Ehab S., Alsaman, Ahmed S., Harby, K., Askalany, Ahmed A., Diab, Mohamed Refaat, Ebrahim Yakoot, Sobhy M.

“…Intake, pretreatment and brine disposal cost of reverse osmosis sea water desalination systems represent about 25% of total cost of the desalinated water. The…”
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Performance evaluation of a waste-heat driven adsorption system for automotive air-conditioning: Part I – Modeling and experimental validation by Verde, M., Harby, K., de Boer, Robert, Corberán, José M.

“…Adsorption systems driven by engine waste heat are one of the possible alternatives to the conventional automobile air conditioning in terms of energy savings…”
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Adsorption isotherms and kinetics of activated carbon/Difluoroethane adsorption pair: Theory and experiments by Ghazy, Mohamed, Harby, K., Askalany, Ahmed A., Saha, Bidyut B.

“…•Experimental adsorption isotherms of Maxsorb III/HFC-152a have been investigated.•Adsorption isotherms of Maxsorb III/HFC-152a have been fitted with D–A and…”
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Analysis of solar-powered adsorption desalination systems: Current research trends, developments, and future perspectives by AlMallahi, Maryam Nooman, Asaad, Sara Maen, Inayat, Abrar, Harby, K., Elgendi, Mahmoud

“…•Bibliometric analysis of adsorption desalination systems was analyzed.•Recent trends and developments were elaborated.•Future perspectives of solar powered…”
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Performance evaluation of a waste-heat driven adsorption system for automotive air-conditioning: Part II - Performance optimization under different real driving conditions by Verde, M., Harby, K., de Boer, Robert, Corberán, José M.

“…In this part, Part II, of a two-part study, the validated model of part I is integrated into a general vehicle model in order to predict the performance of the…”
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