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Proceedings Papers

Impact of Aspect Ratio on Drag and Flow Structure for Cylinders With Two Free Ends

Thomas Shepard, Deify Law, Jacob Dahl, Rhett Reichstadt, Arun Sriniwas Selvamani
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T03A031, August 3–5, 2022
Paper No: FEDSM2022-87706
DOI: https://doi.org/10.1115/FEDSM2022-87706
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Topics: Cylinders, Drag (Fluid dynamics), Flow (Dynamics), Wake turbulence
Proceedings Papers

Investigations of Aspect Ratio Effects on Wake Dynamics of Rectangular Cylinders

Manqi Liu, Sedem Kumahor, Lucas Audette, Mark F. Tachie
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T03A030, August 3–5, 2022
Paper No: FEDSM2022-87654
DOI: https://doi.org/10.1115/FEDSM2022-87654
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Topics: Cylinders, Dynamics (Mechanics), Flow (Dynamics), Wakes, Stress, Flow separation, Particulate matter, Reynolds number, Topology, Wake turbulence
Proceedings Papers

Effects of Reynolds Number and Streamwise Aspect Ratio on Turbulent Wakes Generated by Rectangular Cylinders

Manqi Liu, Sedem Kumahor, Mark F. Tachie
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T03A010, August 3–5, 2022
Paper No: FEDSM2022-86964
DOI: https://doi.org/10.1115/FEDSM2022-86964
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Topics: Cylinders, Flow (Dynamics), Reynolds number, Wake turbulence, Turbulence, Flow separation, Kinetic energy, Particulate matter, Resolution (Optics), Wakes
Proceedings Papers

A Hybrid High-Order Vorticity-Based Eulerian and Lagrangian Vortex Particle Method, the 2-D Case

Mark J. Stock, Adrin Gharakhani
Proc. ASME. FEDSM2021, Volume 1: Aerospace Engineering Division Joint Track; Computational Fluid Dynamics, V001T02A034, August 10–12, 2021
Paper No: FEDSM2021-65637
DOI: https://doi.org/10.1115/FEDSM2021-65637
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Topics: Particulate matter, Vortices, Vorticity, Flow (Dynamics), Anisotropy, Boundary layers, Cavities, Circular cylinders, Wake turbulence
Proceedings Papers

PIV Visualization of Flow Around Airfoil Controlled by Synthetic Jet Actuators at Shear-Layer and Wake Instability Frequencies

Eric Yang, Pierre E. Sullivan
Proc. ASME. FEDSM2021, Volume 3: Fluid Mechanics; Micro and Nano Fluid Dynamics; Multiphase Flow, V003T05A013, August 10–12, 2021
Paper No: FEDSM2021-65482
DOI: https://doi.org/10.1115/FEDSM2021-65482
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Topics: Actuators, Airfoils, Flow (Dynamics), Shear (Mechanics), Visualization, Wakes, Boundary layers, Excitation, Jets, Vorticity
Proceedings Papers

Interactions Between the Shear Layer Emanating From Rectangular Cylinders and the Near Wake Region

Sedem Kumahor, Samuel Addai, Mark F. Tachie
Proc. ASME. FEDSM2021, Volume 3: Fluid Mechanics; Micro and Nano Fluid Dynamics; Multiphase Flow, V003T05A026, August 10–12, 2021
Paper No: FEDSM2021-65448
DOI: https://doi.org/10.1115/FEDSM2021-65448
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Topics: Cylinders, Flow (Dynamics), Flow separation, Shear (Mechanics), Wakes, Kinetic energy, Shear stress, Turbulence, Bubbles, Particulate matter
Proceedings Papers

Performance of Kaplan Turbine Operating at Design Condition

Muhannad Altimemy, Saif Watheq, Justin Caspar, Alparslan Oztekin
Proc. ASME. FEDSM2021, Volume 3: Fluid Mechanics; Micro and Nano Fluid Dynamics; Multiphase Flow, V003T05A018, August 10–12, 2021
Paper No: FEDSM2021-65561
DOI: https://doi.org/10.1115/FEDSM2021-65561
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Topics: Design, Fluctuations (Physics), Kaplan turbines, Pressure, Ropes, Wake turbulence
Proceedings Papers

Cavitation in Co-Rotating Tip Vortices

J. J. Koncoski, M. H. Krane, J. P. Welz, D. R. Hanson, S. M. Willits, R. F. Kunz
Proc. ASME. AJKFluids2019, Volume 5: Multiphase Flow, V005T05A014, July 28–August 1, 2019
Paper No: AJKFluids2019-5240
DOI: https://doi.org/10.1115/AJKFluids2019-5240
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Topics: Cavitation, Wake turbulence
Proceedings Papers

Experimental Analysis of Turbulent Wake Development Behind a Permeable Cylinder

Yasufumi Horimoto, Yusuke Suzuki, Kazuki Hagiwara, Yasuo Kawaguchi
Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A067, July 28–August 1, 2019
Paper No: AJKFluids2019-4790
DOI: https://doi.org/10.1115/AJKFluids2019-4790
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Topics: Cylinders, Experimental analysis, Particulate matter, Vortex shedding, Wake turbulence
Proceedings Papers

Wingtip Vortex Stability and Control Using Mean Flow Perturbation

Andrew L. Bodling, Daniel J. Garmann
Proc. ASME. AJKFluids2019, Volume 2: Computational Fluid Dynamics, V002T02A060, July 28–August 1, 2019
Paper No: AJKFluids2019-5473
DOI: https://doi.org/10.1115/AJKFluids2019-5473
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Topics: Flow (Dynamics), Stability, Wake turbulence, Flow control, Actuators, Mode shapes, Wings, Aircraft, Drag (Fluid dynamics), Engineering design processes
Proceedings Papers

Numerical Study on Unsteady Wake Characteristics of an Urban Maglev Train

Zhenxu Sun, Yongfang Yao, Fanbing Kong, Guowei Yang
Proc. ASME. AJKFluids2019, Volume 3A: Fluid Applications and Systems, V03AT03A003, July 28–August 1, 2019
Paper No: AJKFluids2019-5041
DOI: https://doi.org/10.1115/AJKFluids2019-5041
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Topics: Cities, Magnetic levitation, Trains, Wakes, Vortices, Flow (Dynamics), Shapes, Stress, Design, Eddies (Fluid dynamics)
Proceedings Papers

Characteristics of Large Vortical Structures in the Shallow Wake Flow With a Gap Near the Bed

Monsif Shinneeb, Ram Balachandar
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T06A020, July 15–20, 2018
Paper No: FEDSM2018-83501
DOI: https://doi.org/10.1115/FEDSM2018-83501
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Topics: Wakes, Vortices, Flow (Dynamics), Algorithms, Channel flow, Flat plates, Kinetic energy, Principal component analysis, Reynolds number, Rotation
Proceedings Papers

Wing Tip Vortex Development Under a Grid Generated Turbulent Flow

Kamal Ben Miloud, Marouen Dghim, Hachimi Fellouah, Mohsen Ferchichi
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T07A008, July 15–20, 2018
Paper No: FEDSM2018-83478
DOI: https://doi.org/10.1115/FEDSM2018-83478
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Topics: Turbulence, Wake turbulence, Wings, Vortices, Reynolds number, Wakes, Chords (Trusses), Flow (Dynamics), Particulate matter, Vorticity
Proceedings Papers

Effects of an Underbody Device on the Characteristics of a Trailer Truck Wake Region

M. Ibrahim, M. Agelin-Chaab
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T08A003, July 15–20, 2018
Paper No: FEDSM2018-83176
DOI: https://doi.org/10.1115/FEDSM2018-83176
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Topics: Trucks, Wakes, Flow (Dynamics), Drag (Fluid dynamics), Pressure, Aerodynamics, Flow separation, Turbulence, Engineering simulation, Fluctuations (Physics)
Proceedings Papers

The Effects of Wakes on Aerodynamic Characteristics of Flapping Wings in Clap-and-Fling Motion at Re of ~10 4

Jong-Seob Han, Jae-Hung Han
Proc. ASME. FEDSM2018, Volume 1: Flow Manipulation and Active Control; Bio-Inspired Fluid Mechanics; Boundary Layer and High-Speed Flows; Fluids Engineering Education; Transport Phenomena in Energy Conversion and Mixing; Turbulent Flows; Vortex Dynamics; DNS/LES and Hybrid RANS/LES Methods; Fluid Structure Interaction; Fluid Dynamics of Wind Energy; Bubble, Droplet, and Aerosol Dynamics, V001T02A001, July 15–20, 2018
Paper No: FEDSM2018-83112
DOI: https://doi.org/10.1115/FEDSM2018-83112
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Topics: Wakes, Wings, Aerodynamics, Cycles, Flight, Fluid-dynamic forces, Robotics, Vehicles, Wake turbulence, Water
Proceedings Papers

Numerical Analysis of Tip Clearance Effects in an Unshrouded Impeller for Liquid Rocket Engines

Lucrezia Veggi, Mattia Reganaz, Julian D. Pauw, Oskar J. Haidn, Bernd Wagner
Proc. ASME. FEDSM2018, Volume 3: Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics, V003T12A004, July 15–20, 2018
Paper No: FEDSM2018-83024
DOI: https://doi.org/10.1115/FEDSM2018-83024
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Topics: Clearances (Engineering), Impellers, Numerical analysis, Rocket engines, Geometry, Blades, Wake turbulence, Flow (Dynamics), Design, Inflow
Proceedings Papers

Investigation of Obstacle Effects on the Aerodynamic Performance of Flapping Wings

Bo Yin, Guowei Yang
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT21A002, July 30–August 3, 2017
Paper No: FEDSM2017-69264
DOI: https://doi.org/10.1115/FEDSM2017-69264
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Topics: Wings, Flight, Vortices, Aerodynamics, Bionics, Drag (Fluid dynamics), Dynamics (Mechanics), Flow (Dynamics), High pressure (Physics), Stability
Proceedings Papers

Investigating the Effects of Using Synthetic Jet on Wing Tip Vortex at Low Reynolds Number

Djavad Kamari, Mehran Tadjfar
Proc. ASME. FEDSM2017, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Gas and Liquid-Solid Two-Phase Flows; Numerical Methods for Multiphase Flow; Turbulent Flows: Issues and Perspectives; Flow Applications in Aerospace; Fluid Power; Bio-Inspired Fluid Mechanics; Flow Manipulation and Active Control; Fundamental Issues and Perspectives in Fluid Mechanics; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT19A001, July 30–August 3, 2017
Paper No: FEDSM2017-69117
DOI: https://doi.org/10.1115/FEDSM2017-69117
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Topics: Reynolds number, Wake turbulence, Wings, Flow (Dynamics), Vortices, Chords (Trusses), Eddies (Fluid dynamics), Momentum, Simulation, Suction
Proceedings Papers

Visualization of Internal Flow Field of Propeller Fan

Takaya Onishi, H. Sato, M. Hayakawa, Y. Kawata
Proc. ASME. FEDSM2017, Volume 1A, Symposia: Keynotes; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Fluid Machinery; Industrial and Environmental Applications of Fluid Mechanics; Pumping Machinery, V01AT03A019, July 30–August 3, 2017
Paper No: FEDSM2017-69261
DOI: https://doi.org/10.1115/FEDSM2017-69261
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Topics: Internal flow, Propellers, Visualization, Blades, Wake turbulence, Fans, Flow (Dynamics), Noise (Sound), Vortices, Computational fluid dynamics
Proceedings Papers

Application of the Reynolds Stress Model to Direct Modeling and Actuator Disk Simulations of a Small-Scale Horizontal-Axis Wind Turbine

Randall Jackson, Ryoichi S. Amano
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, V01BT29A002, July 10–14, 2016
Paper No: FEDSM2016-7595
DOI: https://doi.org/10.1115/FEDSM2016-7595
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Topics: Actuators, Disks, Engineering simulation, Horizontal axis wind turbines, Modeling, Simulation, Stress, Computational fluid dynamics, Wake turbulence, Wakes