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Tarek Elgammal
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Journal Articles

Study of a Cavitation Treatment in Kaplan Hydro-Turbine

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Tarek ElGammal, Ryoichi S. Amano, Mohamed Abousabae
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. March 2025, 147(3): 031103.
Paper No: FE-24-1444
https://doi.org/10.1115/1.4067192
Published Online: December 11, 2024
View Articletitled, Study of a Cavitation Treatment in Kaplan Hydro-Turbine
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Topics: Blades, Cavitation, Hydraulic turbines, Pressure, Vapors, Rotors, Flow (Dynamics), Turbines
Journal Articles

Enhancements of the Thermal Uniformity Inside a Gas Turbine Dilution Section Using Dimensional Optmization

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Tarek Elgammal, Osama M. Selim, Ryoichi S. Amano
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. October 2021, 143(10): 102102.
Paper No: JERT-20-1657
https://doi.org/10.1115/1.4049284
Published Online: January 18, 2021
View Articletitled, Enhancements of the Thermal Uniformity Inside a Gas Turbine Dilution Section Using Dimensional Optmization
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Journal Articles

Water Energy Resource Innovation on the Cavitation Characteristics

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Mohammad D. Qandil, Ahmad I. Abbas, Tarek ElGammal, Ahmad I. Abdelhadi, Ryoichi S. Amano
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. February 2021, 143(2): 022106.
Paper No: JERT-20-1247
https://doi.org/10.1115/1.4047885
Published Online: August 13, 2020
View Articletitled, Water Energy Resource Innovation on the Cavitation Characteristics
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Topics: Cavitation, Drag (Fluid dynamics), Hydrofoil, Flow (Dynamics), Water, Vapors, Water tunnels
Journal Articles

Experimental and Numerical Study on the Use of Guide Vanes in the Dilution Zone

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Osama M. Selim, Tarek Elgammal, Ryoichi S. Amano
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. August 2020, 142(8): 083001.
Paper No: JERT-19-1414
https://doi.org/10.1115/1.4046079
Published Online: February 24, 2020
View Articletitled, Experimental and Numerical Study on the Use of Guide Vanes in the Dilution Zone
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Topics: Combustion chambers, Guide vanes, Temperature, Temperature distribution, Thermal stresses, Pressure drop, Flow (Dynamics)
Journal Articles

Comparative Study of the Inline Configuration Wind Farm

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Alaa S. Hasan, Tarek Elgammal, Randall S. Jackson, Ryoichi S. Amano
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 2020, 142(6): 061302.
Paper No: JERT-19-1473
https://doi.org/10.1115/1.4045463
Published Online: December 10, 2019
View Articletitled, Comparative Study of the Inline Configuration Wind Farm
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Topics: Blades, Design, Energy generation, Flow (Dynamics), Rotors, Turbines, Wakes, Wind farms, Wind tunnels, Wind turbines
Proceedings Papers

Cavitation Modelling in Different Designs of Micro Kaplan Hydro-Turbine

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Tarek ElGammal, Tomoki Sakamoto, Ryoichi S. Amano
Proc. ASME. POWER2018, Volume 1: Fuels, Combustion, and Material Handling; Combustion Turbines Combined Cycles; Boilers and Heat Recovery Steam Generators; Virtual Plant and Cyber-Physical Systems; Plant Development and Construction; Renewable Energy Systems, V001T06A001, June 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: POWER2018-7109
https://doi.org/10.1115/POWER2018-7109
View Paper titled, Cavitation Modelling in Different Designs of Micro Kaplan Hydro-Turbine
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Topics: Cavitation, Hydraulic turbines, Modeling, Turbines, Water, Flow (Dynamics), Computer simulation, Design, Engineering simulation, Fluids
Proceedings Papers

Flow Patterns and Temperature Distribution in an Underground Metro Station

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Alaa Hasan, Tarek ElGammal, Ryoichi S. Amano, Essam E. Khalil
Proc. ASME. ES2018, ASME 2018 12th International Conference on Energy Sustainability, V001T06A004, June 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: ES2018-7413
https://doi.org/10.1115/ES2018-7413
View Paper titled, Flow Patterns and Temperature Distribution in an Underground Metro Station
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Topics: Air conditioning, Computational fluid dynamics, Computer software, Exhaust systems, Flow (Dynamics), Large eddy simulation, Structures, Temperature, Temperature distribution, Trains
Journal Articles

Effectiveness of Central Swirlers in the Thermal Uniformity of Jet-in-Crossflow Mixing

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Tarek Elgammal, Ryoichi S. Amano
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. October 2018, 140(10): 101202.
Paper No: JERT-18-1167
https://doi.org/10.1115/1.4040075
Published Online: May 15, 2018
View Articletitled, Effectiveness of Central Swirlers in the Thermal Uniformity of Jet-in-Crossflow Mixing
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Topics: Computer simulation, Flow (Dynamics), Performance, Pressure, Pressure drop, Reynolds number, Shapes, Temperature, Swirling flow, Fins
Proceedings Papers

Numerical Optimization of Micro Kaplan Hydro Turbine System

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Yi-Hsin Yen, Tarek ElGammal, Ryoichi S. Amano, Joseph Millevolte, Bruno Lequesne, Randal J. Mueller
Proc. ASME. FEDSM2016, Volume 1A, Symposia: Turbomachinery Flow Simulation and Optimization; Applications in CFD; Bio-Inspired and Bio-Medical Fluid Mechanics; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES and Hybrid RANS/LES Methods; Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Active Fluid Dynamics and Flow Control — Theory, Experiments and Implementation, V01AT09A002, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2016-7575
https://doi.org/10.1115/FEDSM2016-7575
View Paper titled, Numerical Optimization of Micro Kaplan Hydro Turbine System
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Topics: Hydraulic turbines, Optimization, Geometry, Computational fluid dynamics, Flow (Dynamics), Blades, Large eddy simulation, Manufacturing, Modeling, Renewable energy
Proceedings Papers

Numerical Investigations on Intake Tube Design of Micro Kaplan Hydro-Turbine System

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Tarek ElGammal, Yi-Hsin Yen, Ryoichi S. Amano, Joseph Millevolte, Randal J. Mueller, Bruno Lequesne
Proc. ASME. FEDSM2016, Volume 1B, Symposia: Fluid Mechanics (Fundamental Issues and Perspectives; Industrial and Environmental Applications); Multiphase Flow and Systems (Multiscale Methods; Noninvasive Measurements; Numerical Methods; Heat Transfer; Performance); Transport Phenomena (Clean Energy; Mixing; Manufacturing and Materials Processing); Turbulent Flows — Issues and Perspectives; Algorithms and Applications for High Performance CFD Computation; Fluid Power; Fluid Dynamics of Wind Energy; Marine Hydrodynamics, V01BT27A001, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2016-7569
https://doi.org/10.1115/FEDSM2016-7569
View Paper titled, Numerical Investigations on Intake Tube Design of Micro Kaplan Hydro-Turbine System
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Topics: Design, Hydraulic turbines, Simulation, Turbulence, Water, Computational fluid dynamics, Diffusers, Dimensions, Eddies (Fluid dynamics), Large eddy simulation
Journal Articles

Correlations of Bubble Diameter and Frequency for Air–Water System Based on Orifice Diameter and Flow Rate

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Hasan B. Al Ba'ba'a, Tarek Elgammal, Ryoichi S. Amano
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Briefs
J. Fluids Eng. November 2016, 138(11): 114501.
Paper No: FE-15-1382
https://doi.org/10.1115/1.4033749
Published Online: July 15, 2016
View Articletitled, Correlations of Bubble Diameter and Frequency for Air–Water System Based on Orifice Diameter and Flow Rate
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Topics: Bubbles, Flow (Dynamics), Water
Journal Articles

Development of Novel Self-Healing Polymer Composites for Use in Wind Turbine Blades

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Arun Kumar Koralagundi Matt, Shawn Strong, Tarek ElGammal, Ryoichi S. Amano
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. September 2015, 137(5): 051202.
Paper No: JERT-14-1409
https://doi.org/10.1115/1.4029912
Published Online: September 1, 2015
View Articletitled, Development of Novel Self-Healing Polymer Composites for Use in Wind Turbine Blades
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Topics: Blades, Composite materials, Fibers, Glass fibers, Polymer composites, Wind turbines, Resins, Fracture (Materials), Molding, Polymers