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Journal Articles

Impact of Aspect Ratio On Drag and Flow Structure for Cylinders with Two Free Ends

Accepted Manuscript
Thomas Shepard, Deify Law, Jacob Dahl, Rhett Reichstadt, Arun Sriniwas Selvamani
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng.
Paper No: FE-23-1042
DOI: https://doi.org/10.1115/1.4062575
Published Online: May 18, 2023
View Article titled, Impact of Aspect Ratio On Drag and Flow Structure for Cylinders with Two Free Ends
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Topics: Cylinders, Drag (Fluid dynamics), Flow (Dynamics), Reynolds number, Wakes, Circular cylinders, Computer simulation, Form drag, Wake turbulence, Wind tunnels
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
View Paper titled, Impact of Aspect Ratio on Drag and Flow Structure for Cylinders With Two Free Ends
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Topics: Cylinders, Drag (Fluid dynamics), Flow (Dynamics), Wake turbulence
Proceedings Papers

Impact of Bubble Size on Flow Response to Transient Pressure Drop Through Converging Nozzle

Aleksey Garbaly, Thomas Shepard
Proc. ASME. FEDSM2020, Volume 2: Fluid Mechanics; Multiphase Flows, V002T04A016, July 13–15, 2020
Paper No: FEDSM2020-20278
DOI: https://doi.org/10.1115/FEDSM2020-20278
View Paper titled, Impact of Bubble Size on Flow Response to Transient Pressure Drop Through Converging Nozzle
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Topics: Bubbles, Flow (Dynamics), Nozzles, Pressure drop, Transients (Dynamics)
Proceedings Papers

Bubble Measurement via Hough Transform in Highly Overlapping Conditions

Thomas Shepard, Thomas Höft
Proc. ASME. AJKFluids2019, Volume 4: Fluid Measurement and Instrumentation; Micro and Nano Fluid Dynamics, V004T04A031, July 28–August 1, 2019
Paper No: AJKFluids2019-5223
DOI: https://doi.org/10.1115/AJKFluids2019-5223
View Paper titled, Bubble Measurement via Hough Transform in Highly Overlapping Conditions
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Topics: Bubbles
Proceedings Papers

Experimental Investigation of Choked Flow Conditions for Bubbly Flow

Thomas Shepard, Aleksey Garbaly
Proc. ASME. AJKFluids2019, Volume 5: Multiphase Flow, V005T05A045, July 28–August 1, 2019
Paper No: AJKFluids2019-5225
DOI: https://doi.org/10.1115/AJKFluids2019-5225
View Paper titled, Experimental Investigation of Choked Flow Conditions for Bubbly Flow
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Topics: Bubbly flow, Flow (Dynamics)
Proceedings Papers

Bubble Formation From Porous Plates in Liquid Cross-Flow

Thomas Shepard, Eric Ruud, Henry Kinane, Deify Law, Kohl Ordahl
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, V001T15A004, July 15–20, 2018
Paper No: FEDSM2018-83221
DOI: https://doi.org/10.1115/FEDSM2018-83221
View Paper titled, Bubble Formation From Porous Plates in Liquid Cross-Flow
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Topics: Bubbles, Cross-flow, Plates (structures), Flow (Dynamics), Ejectors, Image processing, Shear stress
Proceedings Papers

A Combined Numerical and Experimental Study of Air Bubble Dynamics in Converging Section of Effervescent Atomizer

Deify Law, Thomas Shepard, Ibrahim Wardi
Proc. ASME. AJKFluids2015, Volume 1: Symposia, V001T21A002, July 26–31, 2015
Paper No: AJKFluids2015-21100
DOI: https://doi.org/10.1115/AJKFluids2015-21100
View Paper titled, A Combined Numerical and Experimental Study of Air Bubble Dynamics in Converging Section of Effervescent Atomizer
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Topics: Bubbles, Dynamics (Mechanics), Computational fluid dynamics, Cross-flow, Pressure, Engineering simulation, Fluids, Image processing, Imaging, Modeling
Proceedings Papers

Effect of a Joint Experimental-CFD Lab Experience on Perceptions of Data Authority and Student Learning

Thomas Shepard, Krithiga Ganesan
Proc. ASME. FEDSM2014, Volume 1A, Symposia: Advances in Fluids Engineering Education; Turbomachinery Flow Predictions and Optimization; Applications in CFD; Bio-Inspired Fluid Mechanics; Droplet-Surface Interactions; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES, and Hybrid RANS/LES Methods, V01AT01A002, August 3–7, 2014
Paper No: FEDSM2014-21106
DOI: https://doi.org/10.1115/FEDSM2014-21106
View Paper titled, Effect of a Joint Experimental-CFD Lab Experience on Perceptions of Data Authority and Student Learning
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Topics: Computational fluid dynamics, Students, Drag (Fluid dynamics), Engineering simulation, Simulation, Accounting, Fluid mechanics, Performance, Undergraduate students
Proceedings Papers

Numerical Simulations of Near-Nozzle Exit Characteristics for an Effervescent Atomizer at Low Gas to Liquid Mass Flow Ratio

Deify Law, Thomas Shepard, Paul Strykowski
Proc. ASME. FEDSM2014, Volume 1C, Symposia: Fundamental Issues and Perspectives in Fluid Mechanics; Industrial and Environmental Applications of Fluid Mechanics; Issues and Perspectives in Automotive Flows; Gas-Solid Flows: Dedicated to the Memory of Professor Clayton T. Crowe; Numerical Methods for Multiphase Flow; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes, V01CT23A008, August 3–7, 2014
Paper No: FEDSM2014-21290
DOI: https://doi.org/10.1115/FEDSM2014-21290
View Paper titled, Numerical Simulations of Near-Nozzle Exit Characteristics for an Effervescent Atomizer at Low Gas to Liquid Mass Flow Ratio
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Topics: Computer simulation, Flow (Dynamics), Nozzles, Sprays, Water, Bubbles, Computational fluid dynamics, Fluids, Biomedicine, Combustion
Proceedings Papers

Digital Image Processing Algorithm for Determination and Measurement of In-Focus Spherical Bubbles

Chong Xu, Thomas Shepard
Proc. ASME. FEDSM2014, Volume 1B, Symposia: Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Flow Manipulation and Active Control: Theory, Experiments and Implementation; Multiscale Methods for Multiphase Flow; Noninvasive Measurements in Single and Multiphase Flows, V01BT22A002, August 3–7, 2014
Paper No: FEDSM2014-21187
DOI: https://doi.org/10.1115/FEDSM2014-21187
View Paper titled, Digital Image Processing Algorithm for Determination and Measurement of In-Focus Spherical Bubbles
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Topics: Algorithms, Bubbles, Image processing, Density, Matlab
Proceedings Papers

Wall Shear Effect on Bubble Formation in Turbulent Flows

Thomas Shepard, Eric Ruud, Henry Kinane
Proc. ASME. FEDSM2013, Volume 1C, Symposia: Gas-Liquid Two-Phase Flows; Industrial and Environmental Applications of Fluid Mechanics; Issues and Perspectives in Automotive Flows; Liquid-Solids Flows; Multiscale Methods for Multiphase Flow; Noninvasive Measurements in Single and Multiphase Flows; Numerical Methods for Multiphase Flow; Transport Phenomena in Energy Conversion From Clean and Sustainable Resources; Transport Phenomena in Materials Processing and Manufacturing Processes; Transport Phenomena in Mixing; Turbulent Flows: Issues and Perspectives, V01CT17A010, July 7–11, 2013
Paper No: FEDSM2013-16232
DOI: https://doi.org/10.1115/FEDSM2013-16232
View Paper titled, Wall Shear Effect on Bubble Formation in Turbulent Flows
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Topics: Bubbles, Shear (Mechanics), Turbulence, Flow (Dynamics), Pressure, Bubbly flow, Shear stress, Channels (Hydraulic engineering), Geometry, Image processing