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Proceedings Papers

The Potential and Limitations of Using Geothermal-Sourced Chiller Plants to Eliminate Cooling Towers

Ahmed Farag, Mahmoud Ahmed, Shinichi Ookawara, Mohamed Emam

Proc. ASME. IMECE2022, Volume 6: Energy, V006T08A030, October 30–November 3, 2022

Paper No: IMECE2022-96657

DOI: https://doi.org/10.1115/IMECE2022-96657

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Topics: Cooling towers, Geothermal engineering, Heat exchangers

Proceedings Papers

Potentials and Limitations of Concentrator Silicon Solar Cells Energy Utilization

Mohamed M. Elsabahy, Mohamed Emam, Hidetoshi Sekiguchi, Mahmoud Ahmed

Proc. ASME. IMECE2022, Volume 6: Energy, V006T08A056, October 30–November 3, 2022

Paper No: IMECE2022-95678

DOI: https://doi.org/10.1115/IMECE2022-95678

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Topics: Heat sinks, Silicon, Solar cells

Proceedings Papers

Performance Enhancement of New Concentrator Photovoltaic System Using Phase Change Material/Water Cooling Technique

Mohamed M. Elsabahy, Mahmoud Ahmed, Mohamed Emam

Proc. ASME. IMECE2022, Volume 6: Energy, V006T08A054, October 30–November 3, 2022

Paper No: IMECE2022-95514

DOI: https://doi.org/10.1115/IMECE2022-95514

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Topics: Cooling, Phase change materials, Photovoltaic power systems, Water

Proceedings Papers

Is the Blood Flow Laminar or Turbulent at Stenosed Coronary Artery?

Muhamed Albadawi, Yasser Abuouf, Samir Elsagheer, Hidetoshi Sekiguchi, Shinichi Ookawara, Mahmoud Ahmed

Proc. ASME. IMECE2022, Volume 4: Biomedical and Biotechnology; Design, Systems, and Complexity, V004T05A032, October 30–November 3, 2022

Paper No: IMECE2022-95594

DOI: https://doi.org/10.1115/IMECE2022-95594

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Topics: Blood flow, Coronary arteries, Flow (Dynamics), Turbulence

Proceedings Papers

Non-Newtonian Blood Flow in a Diseased Abdominal Aortic Arterial Segment Under the Effect of an External Magnetic Field: A Numerical Study

Ahmed Elhanafy, Yasser Abuouf, Shinichi Ookawara, Mahmoud Ahmed

Proc. ASME. IMECE2022, Volume 4: Biomedical and Biotechnology; Design, Systems, and Complexity, V004T05A029, October 30–November 3, 2022

Paper No: IMECE2022-95336

DOI: https://doi.org/10.1115/IMECE2022-95336

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Topics: Aneurysms, Blood flow, Magnetic fields, Non-Newtonian fluids, Shear stress, Blood, Computer simulation, Flow (Dynamics), Hemodynamics, Magnetic resonance imaging

Proceedings Papers

Numerical Simulation of Aggregation and Deformation of Red Blood Cells in Microchannels With Different Stenosis Severities

Ahmed Elhanafy, Yasser Abuouf, Samir Elsagheer, Shinichi Ookawara, Mahmoud Ahmed

Proc. ASME. IMECE2022, Volume 4: Biomedical and Biotechnology; Design, Systems, and Complexity, V004T05A030, October 30–November 3, 2022

Paper No: IMECE2022-95360

DOI: https://doi.org/10.1115/IMECE2022-95360

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Topics: Computer simulation, Deformation, Erythrocytes, Lattice Boltzmann methods, Microchannels, Blood flow, Modeling, Blood, Cardiovascular system, Cell membranes

Proceedings Papers

Numerical Study on the Performance of Hybrid Darrieus-Savonius Vertical Axis Wind Turbines Having Twisted Blades

Ahmed S. Saad, Mahmoud Ahmed

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A002, June 13–17, 2022

Paper No: GT2022-80201

DOI: https://doi.org/10.1115/GT2022-80201

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Topics: Blades, Design, Savonius wind turbines, Turbines, Vertical axis wind turbines

Proceedings Papers

Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines

Ahmed S. Saad, Mahmoud Ahmed

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A001, June 13–17, 2022

Paper No: GT2022-80198

DOI: https://doi.org/10.1115/GT2022-80198

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Topics: Blades, Computer simulation, Cycles, Design, Flow (Dynamics), Fluctuations (Physics), Navier-Stokes equations, Oscillations, Rotation, Rotors

Journal Articles

Performance of Two-Dimensional Functionally Graded Anode Supported Solid-Oxide Fuel Cells

Sameer Osman, Khaled Ahmed, Mahmoud Ahmed

J. Energy Resour. Technol. July 2022, 144(7): 070911.

Paper No: JERT-21-1711

DOI: https://doi.org/10.1115/1.4053675

Published Online: March 2, 2022

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Topics: Anodes, Design, Electrodes, Operating temperature, Power density, Solid oxide fuel cells, Stress, Temperature, Thermal stresses, Electrolytes

Proceedings Papers

A Two-Phase Flow Study on Carbon Dioxide Bubbles Evolution in Direct-Methanol Fuel Cells With Degassing Channels

Sameer Osman, Mahmoud Ahmed

Proc. ASME. IMECE2021, Volume 8B: Energy, V08BT08A005, November 1–5, 2021

Paper No: IMECE2021-72603

DOI: https://doi.org/10.1115/IMECE2021-72603

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Topics: Bubbles, Carbon dioxide, Direct methanol fuel cells, Fuel cells, Two-phase flow

Proceedings Papers

Mass Transport and Thermal Stresses Evaluation of Micro Solid-Oxide Fuel Cells: A Numerical Study

Sameer Osman, Mahmoud Ahmed

Proc. ASME. IMECE2021, Volume 8B: Energy, V08BT08A006, November 1–5, 2021

Paper No: IMECE2021-72922

DOI: https://doi.org/10.1115/IMECE2021-72922

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Topics: Fuel cells, Solid oxide fuel cells, Thermal stresses

Proceedings Papers

Effect of Stenosis Location on the Flow Distribution in Coronary Branches: Experimental and Numerical Study

Yasser Abuouf, Muhamed Albadawi, Mahmoud Ahmed

Proc. ASME. IMECE2021, Volume 5: Biomedical and Biotechnology, V005T05A024, November 1–5, 2021

Paper No: IMECE2021-71590

DOI: https://doi.org/10.1115/IMECE2021-71590

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Topics: Coronary arteries, Diseases, Flow (Dynamics), Bifurcation, Blood, Blood flow, Blood vessels, Computational fluid dynamics, Computer-aided design

Proceedings Papers

Influence of Arterial Wall Elasticity on Blood Flow Dynamic Factors of Stenotic Carotid Artery

Muhamed Albadawi, Yasser Abuouf, Mahmoud Ahmed

Proc. ASME. IMECE2021, Volume 5: Biomedical and Biotechnology, V005T05A038, November 1–5, 2021

Paper No: IMECE2021-71625

DOI: https://doi.org/10.1115/IMECE2021-71625

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Topics: Blood flow, Carotid arteries, Computational fluid dynamics, Elasticity, Flow (Dynamics), Blood, Fluid structure interaction, Blood vessels, Atherosclerosis, Boundary-value problems

Proceedings Papers

Performance Study of Thermoelectric Power Generators at Different Geometrical Configurations

Mohamed M. Elsabahy, Ramy Rabie, Mahmoud Ahmed

Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T05A004, June 16–18, 2021

Paper No: ES2021-63914

DOI: https://doi.org/10.1115/ES2021-63914

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Topics: Boundary-value problems, Generators, Shapes, Thermocouples, Dimensions, Prisms (Optics), Blocks (Building materials), Cooling, Geometry, Manufacturing

Proceedings Papers

Performance of Two-Dimensional Functionally Graded Anode Supported Solid-Oxide Fuel Cells

Sameer Osman, Khaled Ahmed, Mahmoud Ahmed

Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T04A001, June 16–18, 2021

Paper No: ES2021-63582

DOI: https://doi.org/10.1115/ES2021-63582

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Topics: Anodes, Fuel cells, Solid oxide fuel cells

Journal Articles

Influence of Varying the Stage Aspect Ratio on the Performance of Multi-Stage Savonius Wind Rotors

Ahmed S. Saad, Shinichi Ookawara, Mahmoud Ahmed

J. Energy Resour. Technol. January 2022, 144(1): 011301.

Paper No: JERT-21-1033

DOI: https://doi.org/10.1115/1.4050876

Published Online: May 6, 2021

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Topics: Rotors, Savonius wind turbines, Torque

Proceedings Papers

Effect of the Number of Stages on the Performance of Savonius Vertical Axis Wind Turbines: Part I — Using Straight Semicircular Blades

Ahmed S. Saad, Shinichi Ookawara, Ahmed Elwardany, Ibrahim I. El-Sharkawy, Mahmoud Ahmed

Proc. ASME. IMECE2020, Volume 10: Fluids Engineering, V010T10A058, November 16–19, 2020

Paper No: IMECE2020-23555

DOI: https://doi.org/10.1115/IMECE2020-23555

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Topics: Blades, Rotors, Savonius wind turbines, Vertical axis wind turbines

Proceedings Papers

Effect of the Number of Stages on the Performance of Savonius Vertical Axis Wind Turbines: Part II — Using Twisted Blades

Ahmed S. Saad, Shinichi Ookawara, Ahmed Elwardany, Ibrahim I. El-Sharkawy, Mahmoud Ahmed

Proc. ASME. IMECE2020, Volume 10: Fluids Engineering, V010T10A059, November 16–19, 2020

Paper No: IMECE2020-23574

DOI: https://doi.org/10.1115/IMECE2020-23574

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Topics: Blades, Rotors, Savonius wind turbines, Vertical axis wind turbines

Proceedings Papers

Assessment of Invasive Fractional Flow Reserve Procedures Using Computational Fluid Dynamics

Yasser Abuouf, Muhamed Albadawi, Shinichi Ookawara, Mahmoud Ahmed

Proc. ASME. IMECE2020, Volume 5: Biomedical and Biotechnology, V005T05A030, November 16–19, 2020

Paper No: IMECE2020-23401

DOI: https://doi.org/10.1115/IMECE2020-23401

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Topics: Computational fluid dynamics, Flow (Dynamics)

Proceedings Papers

Influence of Carotid Artery Stenosis Location on Lesion Progression Using Computational Fluid Dynamics

Muhamed Albadawi, Yasser Abuouf, Shinichi Ookawara, Mahmoud Ahmed

Proc. ASME. IMECE2020, Volume 5: Biomedical and Biotechnology, V005T05A031, November 16–19, 2020

Paper No: IMECE2020-23451

DOI: https://doi.org/10.1115/IMECE2020-23451

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Topics: Atherosclerosis, Carotid arteries, Computational fluid dynamics

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Journal citation

NARROW

The Potential and Limitations of Using Geothermal-Sourced Chiller Plants to Eliminate Cooling Towers

Potentials and Limitations of Concentrator Silicon Solar Cells Energy Utilization

Performance Enhancement of New Concentrator Photovoltaic System Using Phase Change Material/Water Cooling Technique

Is the Blood Flow Laminar or Turbulent at Stenosed Coronary Artery?

Non-Newtonian Blood Flow in a Diseased Abdominal Aortic Arterial Segment Under the Effect of an External Magnetic Field: A Numerical Study

Numerical Simulation of Aggregation and Deformation of Red Blood Cells in Microchannels With Different Stenosis Severities

Numerical Study on the Performance of Hybrid Darrieus-Savonius Vertical Axis Wind Turbines Having Twisted Blades

Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines

Performance of Two-Dimensional Functionally Graded Anode Supported Solid-Oxide Fuel Cells

A Two-Phase Flow Study on Carbon Dioxide Bubbles Evolution in Direct-Methanol Fuel Cells With Degassing Channels

Mass Transport and Thermal Stresses Evaluation of Micro Solid-Oxide Fuel Cells: A Numerical Study

Effect of Stenosis Location on the Flow Distribution in Coronary Branches: Experimental and Numerical Study

Influence of Arterial Wall Elasticity on Blood Flow Dynamic Factors of Stenotic Carotid Artery

Performance Study of Thermoelectric Power Generators at Different Geometrical Configurations

Performance of Two-Dimensional Functionally Graded Anode Supported Solid-Oxide Fuel Cells

Influence of Varying the Stage Aspect Ratio on the Performance of Multi-Stage Savonius Wind Rotors

Effect of the Number of Stages on the Performance of Savonius Vertical Axis Wind Turbines: Part I — Using Straight Semicircular Blades

Effect of the Number of Stages on the Performance of Savonius Vertical Axis Wind Turbines: Part II — Using Twisted Blades

Assessment of Invasive Fractional Flow Reserve Procedures Using Computational Fluid Dynamics

Influence of Carotid Artery Stenosis Location on Lesion Progression Using Computational Fluid Dynamics

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