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Proceedings Papers

Direct Numerical Simulation of Mixing Phenomena in the Upper Plenum of Advanced Reactors

Tri Nguyen, Elia Merzari, Victor Coppo Leite, Brian Jackson
Proc. ASME. FEDSM2024, Volume 2: Computational Fluid Dynamics (CFDTC); Micro and Nano Fluid Dynamics (MNFDTC); Flow Visualization, V002T05A035, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2024-132524
https://doi.org/10.1115/FEDSM2024-132524
View Paper titled, Direct Numerical Simulation of Mixing Phenomena in the Upper Plenum of Advanced Reactors
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Topics: Computer simulation, Heat transfer, Databases, Engineering simulation, Flow (Dynamics), Fluid dynamics, Fluids, Helium, Jets, Modeling
Proceedings Papers

A Study of Second Moment Closure Modeling for Stratified Wakes Using DNS Ensembles

Naman Jain, Xinyi Huang, Xiang Yang, Robert Kunz
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T03A012, August 3–5, 2022
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2022-86979
https://doi.org/10.1115/FEDSM2022-86979
View Paper titled, A Study of Second Moment Closure Modeling for Stratified Wakes Using DNS Ensembles
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Topics: Modeling, Wakes, Reynolds-averaged Navier–Stokes equations, Particle filtering (numerical methods), Sheet molding compound (Plastics), Sliding mode control, Surface mount components, Energy dissipation, Flow (Dynamics), Turbulence
Proceedings Papers

Characterizing Surface Roughness Effects on Supersonic Turbulent Boundary Layers

Rozie Zangeneh
Proc. ASME. FEDSM2021, Volume 3: Fluid Mechanics; Micro and Nano Fluid Dynamics; Multiphase Flow, V003T05A021, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65574
https://doi.org/10.1115/FEDSM2021-65574
View Paper titled, Characterizing Surface Roughness Effects on Supersonic Turbulent Boundary Layers
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Topics: Boundary layer turbulence, Surface roughness, Vehicles, Flow (Dynamics), Turbulence, Boundary layers, Flat plates, Flight, Friction, Large eddy simulation
Proceedings Papers

Second Moment Closure Modeling and DNS of Stratified Shear Layers

Naman Jain, Xinyi Huang, Xiang Yang, Robert Kunz, Hieu T. Pham, Sutanu Sarkar
Proc. ASME. FEDSM2021, Volume 3: Fluid Mechanics; Micro and Nano Fluid Dynamics; Multiphase Flow, V003T05A028, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65570
https://doi.org/10.1115/FEDSM2021-65570
View Paper titled, Second Moment Closure Modeling and DNS of Stratified Shear Layers
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Topics: Modeling, Shear (Mechanics), Stress, Anisotropy, Diffusion (Physics), Energy dissipation, Flow (Dynamics), Particle filtering (numerical methods), Pressure, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Wall-Pressure Fluctuations Inside Attached Cavitation

Changchang Wang, Guoyu Wang, Mindi Zhang, Qin Wu
Proc. ASME. FEDSM2021, Volume 3: Fluid Mechanics; Micro and Nano Fluid Dynamics; Multiphase Flow, V003T08A032, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65501
https://doi.org/10.1115/FEDSM2021-65501
View Paper titled, Wall-Pressure Fluctuations Inside Attached Cavitation
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Topics: Cavitation, Fluctuations (Physics), Pressure, Statistics
Proceedings Papers

Time Resolved PIV Measurements of a Slot Lobed Jet Issuing Into a Crossflow

Michael Lewandowski, Paul Kristo, Abdullah Weiss, Mark Kimber
Proc. ASME. FEDSM2021, Volume 2: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V002T03A022, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65783
https://doi.org/10.1115/FEDSM2021-65783
View Paper titled, Time Resolved PIV Measurements of a Slot Lobed Jet Issuing Into a Crossflow
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Topics: Boundary-value problems, Computer simulation, Flow (Dynamics), Flow control, Fluids, Jets, Momentum, Particulate matter, Shear (Mechanics), Statistics
Proceedings Papers

Measurements of Morphology and Locomotion of Caenorhabditis Elegans With Digital Holographic Microscopy

Yijie Wang, Jun Chen, Yuan Zhang, Kee-Hong Kim
Proc. ASME. FEDSM2020, Volume 1: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V001T02A015, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20177
https://doi.org/10.1115/FEDSM2020-20177
View Paper titled, Measurements of Morphology and Locomotion of Caenorhabditis Elegans With Digital Holographic Microscopy
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Topics: Microscopy, Boundary layer turbulence, Drops, Kinetic energy, Magnification, Sprays, Statistics
Proceedings Papers

Turbulent Flow Measurements and Visualizations of Supersonic Jets Impinging on a Flat Plate and an Inclined Plate

Thien D. Nguyen, Blake Maher, Yassin A. Hassan
Proc. ASME. FEDSM2020, Volume 2: Fluid Mechanics; Multiphase Flows, V002T03A023, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20312
https://doi.org/10.1115/FEDSM2020-20312
View Paper titled, Turbulent Flow Measurements and Visualizations of Supersonic Jets Impinging on a Flat Plate and an Inclined Plate
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Topics: Flat plates, Jets, Turbulence, Visualization, Flow (Dynamics), Nozzles, Kinetic energy, Air jets, Heat transfer, High pressure (Physics)
Proceedings Papers

The Effect of Varying Viscosity in Turbulent Channel Flow

Victor Coppo Leite, Elia Merzari
Proc. ASME. FEDSM2020, Volume 3: Computational Fluid Dynamics; Micro and Nano Fluid Dynamics, V003T05A019, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20228
https://doi.org/10.1115/FEDSM2020-20228
View Paper titled, The Effect of Varying Viscosity in Turbulent Channel Flow
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Topics: Channel flow, Turbulence, Viscosity, Reynolds number, Flow (Dynamics), Computational fluid dynamics, Computer simulation, Friction, Transients (Dynamics), Delays
Proceedings Papers

Numerical Simulation of Non-Stationary Turbulent Flows Using Double Exponential Dynamic Time Filtering Technique

Tausif Jamal, Shanti Bhushan, D. Keith Walters
Proc. ASME. FEDSM2020, Volume 3: Computational Fluid Dynamics; Micro and Nano Fluid Dynamics, V003T05A038, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20295
https://doi.org/10.1115/FEDSM2020-20295
View Paper titled, Numerical Simulation of Non-Stationary Turbulent Flows Using Double Exponential Dynamic Time Filtering Technique
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Topics: Computer simulation, Filtration, Turbulence, Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Statistics, Boundary layers, Combustion, Hemodynamics, Hydrodynamics
Proceedings Papers

Investigation of an Algebraic Reynolds Stress Model for Simulation of Wall-Bounded Turbulent Flows With and Without Buoyancy Effects

Tausif Jamal, D. Keith Walters
Proc. ASME. FEDSM2020, Volume 3: Computational Fluid Dynamics; Micro and Nano Fluid Dynamics, V003T05A042, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20354
https://doi.org/10.1115/FEDSM2020-20354
View Paper titled, Investigation of an Algebraic Reynolds Stress Model for Simulation of Wall-Bounded Turbulent Flows With and Without Buoyancy Effects
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Topics: Algebra, Buoyancy, Simulation, Stress, Turbulence, Reynolds-averaged Navier–Stokes equations, Computational fluid dynamics, Computer simulation, Heat flux, Modeling
Proceedings Papers

Directional Surface Roughness Influence on Turbulent Flow Structure

Zambri Harun, Ashraf A. Abbas, Bagus Nugroho
Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A079, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5615
https://doi.org/10.1115/AJKFluids2019-5615
View Paper titled, Directional Surface Roughness Influence on Turbulent Flow Structure
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Topics: Surface roughness, Turbulence, Drag (Fluid dynamics), Boundary layer turbulence, Reynolds number, Statistics
Proceedings Papers

Direct Numerical Simulation of Radial Convection in a Cylindrical Annulus With and Without Rotation

Diogo B. Pitz, William R. Wolf
Proc. ASME. AJKFluids2019, Volume 2: Computational Fluid Dynamics, V002T02A056, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5025
https://doi.org/10.1115/AJKFluids2019-5025
View Paper titled, Direct Numerical Simulation of Radial Convection in a Cylindrical Annulus With and Without Rotation
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Topics: Annulus, Computer simulation, Convection, Rotation, Flow (Dynamics), Buoyancy, Turbulence, Disks, Fluctuations (Physics), Coriolis force
Proceedings Papers

Impact of Combustion Models on Emissions Predictions From a Piloted Methane-Air Diffusion Flame

Chitralkumar V. Naik, Hossam Elasrag, Rakesh Yadav, Ahad Validi, Ellen Meeks
Proc. ASME. AJKFluids2019, Volume 3A: Fluid Applications and Systems, V03AT03A012, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5521
https://doi.org/10.1115/AJKFluids2019-5521
View Paper titled, Impact of Combustion Models on Emissions Predictions From a Piloted Methane-Air Diffusion Flame
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Topics: Combustion, Diffusion flames, Emissions, Flamelet generated manifold, Methane, Flames, Chemistry, Modeling, Simulation, Simulation results
Proceedings Papers

Measurements of Dimension and Morphology of Solid Particles Volume With Digital In-Line Holography

Yijie Wang, Jun Chen
Proc. ASME. AJKFluids2019, Volume 4: Fluid Measurement and Instrumentation; Micro and Nano Fluid Dynamics, V004T04A038, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5211
https://doi.org/10.1115/AJKFluids2019-5211
View Paper titled, Measurements of Dimension and Morphology of Solid Particles Volume With Digital In-Line Holography
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Topics: Dimensions, Holography, Particulate matter, Bubbles, Drops, Flow (Dynamics), Lenses (Optics), Multiphase flow, Solders, Statistics
Proceedings Papers

Validation and Development of DNS Database for Low Prandtl Numbers in Rod Bundle

Jonathan K. Lai, Elia Merzari, Yassin A. Hassan, Aleksandr Obabko
Proc. ASME. AJKFluids2019, Volume 2: Computational Fluid Dynamics, V002T02A057, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5036
https://doi.org/10.1115/AJKFluids2019-5036
View Paper titled, Validation and Development of DNS Database for Low Prandtl Numbers in Rod Bundle
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Topics: Databases, Fuel rods, Heat transfer, Flow (Dynamics), Liquid metals, Prandtl number, Thermal diffusivity, Channel flow, Computer simulation, Fluids
Proceedings Papers

Refractive Index Matching for Optical Flow Investigation With High Density Stratification

Benedikt Krohn, Sunming Qin, Annalisa Manera, Victor Petrov
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, V001T05A003, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83245
https://doi.org/10.1115/FEDSM2018-83245
View Paper titled, Refractive Index Matching for Optical Flow Investigation With High Density Stratification
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Topics: Density, Flow (Dynamics), Refractive index, Turbulence, Deflection, Fluids, Image registration, Optical measurement, Particulate matter, Statistics
Proceedings Papers

Assessment of RANS, LES, and Hybrid RANS/LES Models for the Prediction of Low-Pr Turbulent Flows

S. Bhushan, O. ElFajri, W. D. Jock, D. K. Walters, J. K. Lai, Y. A. Hassan, R. Brian Jackson, A. Obabko, E. Merzari
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, V001T08A005, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83307
https://doi.org/10.1115/FEDSM2018-83307
View Paper titled, Assessment of RANS, LES, and Hybrid RANS/LES Models for the Prediction of Low-Pr Turbulent Flows
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Topics: Reynolds-averaged Navier–Stokes equations, Turbulence, Engineering simulation, Flow (Dynamics), Simulation, Buoyancy, Channel flow, Heat transfer, Modeling, Momentum
Proceedings Papers

POD Analysis of the Wake Development of a Pivoted Circular Cylinder Undergoing Vortex Induced Vibrations

E. Marble, C. Morton, S. Yarusevych
Proc. ASME. FEDSM2017, Volume 1B, Symposia: Fluid Measurement and Instrumentation; Fluid Dynamics of Wind Energy; Renewable and Sustainable Energy Conversion; Energy and Process Engineering; Microfluidics and Nanofluidics; Development and Applications in Computational Fluid Dynamics; DNS/LES and Hybrid RANS/LES Methods, V01BT06A007, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69204
https://doi.org/10.1115/FEDSM2017-69204
View Paper titled, POD Analysis of the Wake Development of a Pivoted Circular Cylinder Undergoing Vortex Induced Vibrations
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Topics: Circular cylinders, Vortex-induced vibration, Wakes, Cylinders, Trajectories (Physics), Degrees of freedom, Displacement measurement, Inertia (Mechanics), Oscillations, Particulate matter
Proceedings Papers

LES of Flow Past a Circular Cylinder With Roughened Surface

Li Jiang, Hua Shan, John Mansfield, Kurt Junghans, Emily Harrison
Proc. ASME. FEDSM2017, Volume 1B, Symposia: Fluid Measurement and Instrumentation; Fluid Dynamics of Wind Energy; Renewable and Sustainable Energy Conversion; Energy and Process Engineering; Microfluidics and Nanofluidics; Development and Applications in Computational Fluid Dynamics; DNS/LES and Hybrid RANS/LES Methods, V01BT12A006, July 30–August 3, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2017-69326
https://doi.org/10.1115/FEDSM2017-69326
View Paper titled, LES of Flow Past a Circular Cylinder With Roughened Surface
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Topics: Circular cylinders, Flow (Dynamics), Surface roughness, Cylinders, Filters, Large eddy simulation, Reynolds number, Statistics