Search Results - "Dawood, Mohamed Mohamed Khairat"

Enabling efficient use of oxy-hydrogen gas (HHO) in selected engineering applications; transportation and sustainable power generation by Nabil, Tamer, Khairat Dawood, Mohamed M.

“…The sustainability of fuels and power generation with cleaner production of exhaust gases is considered one of the most important goals that the world seeks…”
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Achievement of humidification and dehumidification desalination system by utilizing a hot water sprayer and ultrasound waves techniques by Shehata, Ali I., Kabeel, A.E., Khairat Dawood, Mohamed M., Abo Elazm, Mohamed M., Abdalla, Abdalla M., Mehanna, Ahmed

“…•Investigation of a solar desalination humidification and dehumidification system was introduced.•Five modules of ultrasonic humidifier were used to increase…”
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Enhancement of single solar still integrated with solar dishes: An experimental approach by Kabeel, A.E., Khairat Dawood, Mohamed M., Ramzy, Khaled, Nabil, Tamer, Elnaghi, Basem, elkassar, Ahmed

“…•A new modified technique of water desalination is applied in this work.•The system was integrated with PV panels, tracking system and control unit.•The effect…”
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Improving the performance of stepped solar still using a graphite and PCM as hybrid store materials with internal reflectors coupled with evacuated tube solar collector by Kabeel, A. E., Khairat Dawood, Mohamed M., Nabil, Tamer, Alonafal, Bader Essa

“…The present experimental study aims to improve the productivity of a stepped solar still. The stepped solar still using PCM as latent storage materials with…”
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Enhancement of the productivity for single solar still with ultrasonic humidifier combined with evacuated solar collector: An experimental study by Shehata, Ali I., Kabeel, A.E., Khairat Dawood, Mohamed M., Elharidi, Aly M., Abd_Elsalam, A., Ramzy, Khaled, Mehanna, Ahmed

“…•Integrated evacuated solar collector with solar still increased the productivity.•The ultrasonic humidifier was used as effectiveness method for water…”
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Augmentation of thermal efficiency of the glass evacuated solar tube collector with coaxial heat pipe with different refrigerants and filling ratio by Kabeel, A.E., Khairat Dawood, Mohamed M., Shehata, Ali I.

“…•An inclusive experimental model of modified coaxial heat pipe inserted inside evacuated glass was designed and analyzed.•The optimum filling ratio was…”
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Enhancement of mixed convection in a lid driven enclosure based on magnetic field presence with nanofluid by Shehata, Ali I, Dawood, Mohamed M Khairat, Amer, Motaz, William, Micheal A

“…Computational analysis is utilized to examine the effects of introducing nanoparticles to a square lid-driven cavity to enhance the hydro-magnet mixed…”
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Experimental investigation of a stepped solar still employing a phase change material, a conical tank, and a solar dish by Khairat Dawood, Mohamed M., Shehata, Ali I., Shehata, Ahmed S., Kabeel, Abd Elnaby, Ramzy, Khaled, Abdalla, Abdalla M., Nabil, Tamer, Elsabahy, Mohamed, Elnaghi, Basem E.

“…Summary The configuration of an external solar dish improves the performance of stepped slope solar still (SS) in an experimental setting. The use of an…”
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Numerical simulation of laminar forced convection in horizontal pipe partially or completely filled with porous material by Teamah, Mohamed A., El-Maghlany, Wael M., Khairat Dawood, Mohamed M.

“…Laminar forced convection flow through a pipe partially and completely filled with a porous material is investigated numerically for three different cases. In…”
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Productivity enhancement of single‐slope solar still using oxy‐hydrogen gas as fuel: An experimental approach by Nabil, Tamer, Khairat Dawood, Mohamed M.

“…Summary This study is modification of the conventional single‐slope solar still to improve in the day‐to‐day production of potable water. The studied solar…”
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The influence of thermal properties of delafossite nanofluid CuAlO2 on the turbulent natural convection inside a cavity by Khairat Dawood, Mohamed M., El-Tantawy, Farid, Sharaf, Osama, Nabil, Tamer, El-Saei, Ahmed M.

“…In the present work, an enhancement for the free turbulent convection in a rectangular cavity is examined by using a novel Delafossite Nanofluid. Delafossite…”
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All-protonic fuel cell designs and developments fuelled by ammonia by Abdalla, Abdalla M., Azad, Atia Tasfiah, Madian, Adriel B., Omeiza, Lukman Ahmed, Subramanian, Yathavan, Wei, Bo, Taweekun, Juantakan, Khairat Dawood, Mohamed M., Azad, Abul K.

“…Ammonia is a gas that produces zero carbon emissions when used in energy storage systems. Hence, there is increasing interest for the application of ammonia as…”
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Increasing the freshwater productivity of a solar still loaded with CuO nanofluids using vibration motion and cover cooling techniques by Khairat Dawood, Mohamed M., Shehata, Ali I., Kabeel, Abd elnaby, Elharidi, Aly M., Abdelsalam Taha, Ahmed, Bayoumi, Seif, Abdalla, Abdalla M.

“…Summary The performance of a single‐slope solar still system has been improved with the addition of copper oxide (CuO) nanopowder in water as nanofluid and…”
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Experimental investigation of two‐stage humidification‐dehumidification desalination system integrated with an innovative oxy‐hydrogen (HHO) system by Khairat Dawood, Mohamed M., Amer, Ahmed, Teamah, Mohamed A., Aref, Attia, Mansour, Tamer

“…Summary The current research experimentally investigated a sustainable desalination method to maximize freshwater production at minimal costs. Solar…”
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Improving the performance of a modified hemispherical solar distiller using a double-faces absorbing solar thermal receiver integrated with a solar concentrator by El Hadi Attia, Mohammed, Elnaby Kabeel, Abd, Refat Abd Elbar, Ayman, Abdelgaied, Mohamed, Abdullah, A.S., Khairat Dawood, Mohamed M., Kabeel, A.

“…•Double-faces absorbing solar receivers integrated with solar concentrator (DFASTR&SC) are very effective choices.•New DFASTR&SC has a great influence on…”
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Experimental study of productivity progress for a solar still integrated with parabolic trough collectors with a phase change material in the receiver evacuated tubes and in the still by Khairat Dawood, Mohamed M., Nabil, Tamer, Kabeel, A.E., Shehata, Ali I., Abdalla, Abdalla M., Elnaghi, Basem E.

“…•A solar still coupled with two series parabolic collectors, at different oil flow rates.•PCM placed under the basin and inside inner pipe of the evacuated…”
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Performance improvement of the hybrid indirect evaporative type air cooler and HDH desalination system using shell and tube latent heat energy storage tank by Abdelgaied, Mohamed, Kabeel, Abd Elnaby, Ezat, Alaa A., Khairat Dawood, Mohamed M., Nabil, Tamer

“…The present work aims to build an innovative hybrid system suitable for remote areas that suffer from freshwater scarcity and the continuous rise in the…”
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Numerical and experimental investigation of flow structure and behavior of nanofluids flow impingement on horizontal flat plate by Teamah, Mohamed A., Khairat Dawood, Mohamed M., Shehata, Ali

“…•Jet impingement heat transfer is more superior by using nanofluids.•The heat transfer is very high in impingement zone and decrease rapidly outside it.•Re has…”
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Experimental and numerical investigation of turbulent natural convection between two horizontal concentric cylinders at different axis ratios and orientation angles by Dawood, Mohamed M. Khairat, Teamah, Mohamed A., Shehata, Ali I., aboelazm, Mohamed, Nabil, Tamer

“…•Turbulent Natural convection heat transfer between two concentric cylinders with open ended was studied experimentally and numerically.•The angle of…”
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3E enhancement of freshwater productivity of solar still with heater, vibration, and cover cooling by Dawood, Mohamed M. Khairat, Omar, Abubakr Helmy, Shehata, Ali Ismail, Samir Shehata, Ahmed, Taha, Ahmed Abd-Elsalam, El-Shaib, Mohamed Nabil, Mohamed, Madeha Kamel

“…This study focused on experimentally increasing the productivity of freshwater from solar stills. The performance of a single solar still system could be…”
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