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Journal Articles

Investigation of Fluidelastic Instability in Parallel Triangular Tube Arrays Subjected to Air Flow

Amro Elhelaly, Marwan Hassan, David Weaver, Jovica Riznic, Soha Moussa
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2024, 146(5): 051401.
Paper No: PVT-23-1137
https://doi.org/10.1115/1.4065792
Published Online: July 17, 2024
View Article titled, Investigation of Fluidelastic Instability in Parallel Triangular Tube Arrays Subjected to Air Flow
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Topics: Flow (Dynamics), Stability, Flow-induced vibrations, Air flow, Design, Excitation, Wind tunnels
Journal Articles

Investigation of Fluidelastic Instability in Normal Triangular Tube Arrays Subjected to Air Flow

Amro Elhelaly, Marwan Hassan, David Weaver, Jovica Riznic, Soha Moussa
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2024, 146(3): 031002.
Paper No: PVT-23-1138
https://doi.org/10.1115/1.4065367
Published Online: May 3, 2024
View Article titled, Investigation of Fluidelastic Instability in Normal Triangular Tube Arrays Subjected to Air Flow
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Topics: Air flow, Flow (Dynamics), Stability, Simulation, Flow-induced vibrations, Nuclear reactor steam generators
Journal Articles

Effect of Pitch Ratio and Tube Support Conditions on the Dynamic Behavior of a Low Mass-Damping Parameter Parallel Triangular Array

Amro Elhelaly, Marwan Hassan, David Weaver, Jovica R. Riznic, Soha Moussa
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2024, 146(3): 031401.
Paper No: PVT-23-1085
https://doi.org/10.1115/1.4065366
Published Online: May 2, 2024
View Article titled, Effect of Pitch Ratio and Tube Support Conditions on the Dynamic Behavior of a Low Mass-Damping Parameter Parallel Triangular Array
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Topics: Clearances (Engineering), Damping, Flow (Dynamics), Vortex shedding, Stability, Vibration
Proceedings Papers

Geometrical Effect of Tube Array on Prediction of Fluidelastic Instability – Single Phase Air Flow

Amro Elhelaly, David Weaver, Jovica R. Riznic, Marwan Hassan
Proc. ASME. PVP2023, Volume 3: Fluid-Structure Interaction, V003T04A020, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107434
https://doi.org/10.1115/PVP2023-107434
View Paper titled, Geometrical Effect of Tube Array on Prediction of Fluidelastic Instability – Single Phase Air Flow
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Topics: Air flow, Flow-induced vibrations, Stability, Boilers, Compression, Design, Excitation, Failure, Fluid structure interaction, Heat exchangers
Proceedings Papers

A Method for Modeling Fluidelastic Instability of Tube Arrays Subjected to Two-Phase Flows

Hossein Farani Sani, Joaquin Moran, Atef Mohany, Marwan Hassan
Proc. ASME. PVP2023, Volume 3: Fluid-Structure Interaction, V003T04A017, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106882
https://doi.org/10.1115/PVP2023-106882
View Paper titled, A Method for Modeling Fluidelastic Instability of Tube Arrays Subjected to Two-Phase Flows
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Topics: Modeling, Two-phase flow, Flow (Dynamics), Cross-flow, Equilibrium (Physics), Flow-induced vibrations, Fluid structure interaction, Fluids, Momentum, Porosity
Journal Articles

Numerical Prediction of the Streamwise Fluidelastic Instability

Sameer A. Rehman, Salim El Bouzidi, Osama Elbanhawy, Marwan Hassan, David Weaver
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2023, 145(5): 051402.
Paper No: PVT-21-1171
https://doi.org/10.1115/1.4062918
Published Online: August 10, 2023
View Article titled, Numerical Prediction of the Streamwise Fluidelastic Instability
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Topics: Flow (Dynamics), Stability, Simulation
Proceedings Papers

Effect of Pitch Ratio and Flat Bar Support Conditions on FEI Threshold for Low MDP Parallel Triangular Array – Single-Phase Water-Flow

Amro Elhelaly, Marwan Hassan, David Weaver, Soha Eid Moussa
Proc. ASME. PVP2022, Volume 3: Fluid-Structure Interaction; High Pressure Technology, V003T04A011, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-86694
https://doi.org/10.1115/PVP2022-86694
View Paper titled, Effect of Pitch Ratio and Flat Bar Support Conditions on FEI Threshold for Low MDP Parallel Triangular Array – Single-Phase Water-Flow
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Topics: Flow (Dynamics), Water, Brass (Metal), Clearances (Engineering), Damping, Flow-induced vibrations, Instrumentation, Nuclear reactor steam generators, Rods, Stability
Journal Articles

Vorticity Shedding and Acoustic Resonance Excitation of a Square Tube Array: Effect of Flow Approach Angle

Atef Mohany, Mohammed Alziadeh, Marwan Hassan
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. February 2023, 145(1): 011401.
Paper No: PVT-21-1181
https://doi.org/10.1115/1.4055158
Published Online: August 18, 2022
View Article titled, Vorticity Shedding and Acoustic Resonance Excitation of a Square Tube Array: Effect of Flow Approach Angle
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Topics: Acoustics, Excitation, Flow (Dynamics), Pressure, Resonance, Sound pressure, Vorticity
Journal Articles

The Flow-Structure Couplings of Fluidelastic Instability and the Effect of Frequency Detuning in Triangular Tube Bundles Subjected to a Two-Phase Flow

Omar Sadek, Atef Mohany, Marwan Hassan
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. October 2022, 144(5): 051401.
Paper No: PVT-21-1126
https://doi.org/10.1115/1.4053381
Published Online: January 18, 2022
View Article titled, The Flow-Structure Couplings of Fluidelastic Instability and the Effect of Frequency Detuning in Triangular Tube Bundles Subjected to a Two-Phase Flow
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Topics: Couplings, Damping, Flow (Dynamics), Stiffness, Stability, Two-phase flow
Journal Articles

Pitch and Pattern Effects on Streamwise Fluidelastic Instability in Tube Arrays

Marwan Hassan, David Weaver
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. August 2022, 144(4): 041403.
Paper No: PVT-21-1090
https://doi.org/10.1115/1.4052399
Published Online: December 6, 2021
View Article titled, Pitch and Pattern Effects on Streamwise Fluidelastic Instability in Tube Arrays
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Topics: Damping, Flow (Dynamics), Geometry, Modeling, Simulation, Stability, Fluids, Engineering simulation, Stiffness, Failure
Journal Articles

Evaluating the Performance Degradation of Centrifugal Pumps Using the Principal Component Analysis

Andrew Eaton, Wael H. Ahmed, Marwan Hassan
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. April 2022, 144(2): 021405.
Paper No: PVT-20-1181
https://doi.org/10.1115/1.4052522
Published Online: November 18, 2021
View Article titled, Evaluating the Performance Degradation of Centrifugal Pumps Using the Principal Component Analysis
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Topics: Centrifugal pumps, Impellers, Principal component analysis, Pumps, Vibration, Flow (Dynamics), Bearings, Signals
Proceedings Papers

Numerical Prediction of the Phase Difference in Tube Bundles Experiencing Streamwise Fluidelastic Instability

Sameer A. Rehman, Marwan Hassan, Salim El Bouzidi, David Weaver, Osama Elbanhawy
Proc. ASME. PVP2021, Volume 3: Fluid Structure Interaction; High Pressure Technology, V003T04A013, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-63798
https://doi.org/10.1115/PVP2021-63798
View Paper titled, Numerical Prediction of the Phase Difference in Tube Bundles Experiencing Streamwise Fluidelastic Instability
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Topics: Boilers, Computer simulation, Engineering simulation, Failure, Flow (Dynamics), Flow simulation, Fluid dynamics, Simulation
Proceedings Papers

Investigation of the Irradiation Effect on the Dynamics of Nuclear Fuel Bundles

Osama Elbanhawy, Marwan Hassan, Atef Mohany, Hossam Kishawy
Proc. ASME. PVP2021, Volume 3: Fluid Structure Interaction; High Pressure Technology, V003T04A007, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-62412
https://doi.org/10.1115/PVP2021-62412
View Paper titled, Investigation of the Irradiation Effect on the Dynamics of Nuclear Fuel Bundles
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Topics: Dynamics (Mechanics), Fuel rods, Irradiation (Radiation exposure), Fuels, Flow (Dynamics), Constitutive equations, Coolants, Dynamic response, Mechanical properties, Pressure
Journal Articles

Special Issue: Current Trends for Pressure Vessels and Piping Technology

Akira Maekawa, Kiminobu Hojo, Marwan Hassan
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Guest Editorial
J. Pressure Vessel Technol. April 2020, 142(2): 020301.
Paper No: PVT-19-1255
https://doi.org/10.1115/1.4046178
Published Online: February 26, 2020
View Article titled, Special Issue: Current Trends for Pressure Vessels and Piping Technology
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Topics: Pipes, Pressure vessels, Engineering standards, Fracture (Process), Fluid structure interaction, Fracture (Materials), Design
Journal Articles

Experimental Study on Damping Acoustic Pressure Pulsations in Pipeline Systems Using Helmholtz Resonators

Karim Sachedina, Atef Mohany, Marwan Hassan
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. April 2020, 142(2): 021403.
Paper No: PVT-19-1098
https://doi.org/10.1115/1.4045224
Published Online: November 28, 2019
View Article titled, Experimental Study on Damping Acoustic Pressure Pulsations in Pipeline Systems Using Helmholtz Resonators
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Topics: Acoustics, Damping, Excitation, Flow (Dynamics), Pipeline systems, Pipelines, Pipes, Resonance, Sound pressure, Waves
Proceedings Papers

Effect of Flow Approach Angle on Acoustic Resonance Excitation of In-Line Tube Bundles in Cross-Flow

Mohammed Alziadeh, Atef Mohany, Marwan Hassan
Proc. ASME. PVP2019, Volume 4: Fluid-Structure Interaction, V004T04A016, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93445
https://doi.org/10.1115/PVP2019-93445
View Paper titled, Effect of Flow Approach Angle on Acoustic Resonance Excitation of In-Line Tube Bundles in Cross-Flow
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Topics: Acoustics, Cross-flow, Excitation, Flow (Dynamics), Resonance, Locks (Waterways), Sound pressure, Speed of sound
Proceedings Papers

Towards Understanding Two-Phase Flow Induced Vibration of Piping Structure With a U-Bend

Olufemi E. Bamidele, Wael H. Ahmed, Marwan Hassan
Proc. ASME. PVP2019, Volume 4: Fluid-Structure Interaction, V004T04A024, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93686
https://doi.org/10.1115/PVP2019-93686
View Paper titled, Towards Understanding Two-Phase Flow Induced Vibration of Piping Structure With a U-Bend
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Topics: Pipes, Two-phase flow, Vibration, Flow (Dynamics), Porosity, Bubbly flow, Excitation, Modeling
Proceedings Papers

Pitch and Pattern Effects on Streamwise Fluidelastic Instability in Tube Arrays

Marwan Hassan, David Weaver
Proc. ASME. PVP2019, Volume 4: Fluid-Structure Interaction, V004T04A012, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93327
https://doi.org/10.1115/PVP2019-93327
View Paper titled, Pitch and Pattern Effects on Streamwise Fluidelastic Instability in Tube Arrays
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Topics: Damping, Failure, Flow (Dynamics), Flow-induced vibrations, Geometry, Modeling, Nuclear reactor steam generators, Power stations, Stability
Proceedings Papers

Simulations of Fully-Flexible Fuel Bundle Response due to Turbulence Excitation

Osama Elbanhawy, Marwan Hassan, Atef Mohany
Proc. ASME. PVP2019, Volume 4: Fluid-Structure Interaction, V004T04A027, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93790
https://doi.org/10.1115/PVP2019-93790
View Paper titled, Simulations of Fully-Flexible Fuel Bundle Response due to Turbulence Excitation
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Topics: Engineering simulation, Excitation, Fuels, Simulation, Turbulence, Vibration, Computer simulation, Flow (Dynamics), Pressure, Statistical process control
Proceedings Papers

An Experimental Investigation of the Dynamics of a Loosely Supported Tube Array

Amro Elhelaly, Marwan Hassan, Atef Mohany, Soha Moussa
Proc. ASME. PVP2017, Volume 4: Fluid-Structure Interaction, V004T04A056, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65898
https://doi.org/10.1115/PVP2017-65898
View Paper titled, An Experimental Investigation of the Dynamics of a Loosely Supported Tube Array
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Topics: Dynamics (Mechanics), Clearances (Engineering), Cross-flow, Wear, Failure, Fatigue, Flow (Dynamics), Flow-induced vibrations, Friction, Manufacturing