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Keywords: computational fluid dynamics
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Journal Articles

Strategies for Computational Fluid Dynamics Validation Experiments

Aldo Gargiulo, Julie E. Duetsch-Patel, Aurelien Borgoltz, William J. Devenport, Christopher J. Roy, K. Todd Lowe
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. September 2023, 8(3): 031004.
Paper No: VVUQ-23-1011
https://doi.org/10.1115/1.4063639
Published Online: October 26, 2023
...-dimensional non-equilibrium turbulent boundary layers with various levels of separation that, for the first time, meets the most exacting requirements of computational fluid dynamics validation. The application of simulations and modeling in high-consequence engineering environments has become increasingly...
View Article titled, Strategies for <span class="search-highlight">Computational</span> <span class="search-highlight">Fluid</span> <span class="search-highlight">Dynamics</span> Validation Experiments
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Topics: Computational fluid dynamics, Engineering simulation, Errors, Flow (Dynamics), Geometry, Particle image velocimetry, Pressure, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence
Journal Articles

Grid-Induced Numerical Errors for Shear Stresses and Essential Flow Variables in a Ventricular Assist Device: Crucial for Blood Damage Prediction?

Lucas Konnigk, Benjamin Torner, Sebastian Hallier, Matthias Witte, Frank-Hendrik Wurm
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. December 2018, 3(4): 041002.
Paper No: VVUQ-17-1037
https://doi.org/10.1115/1.4042989
Published Online: April 1, 2019
...Lucas Konnigk; Benjamin Torner; Sebastian Hallier; Matthias Witte; Frank-Hendrik Wurm Adverse events due to flow-induced blood damage remain a serious problem for blood pumps as cardiac support systems. The numerical prediction of blood damage via computational fluid dynamics (CFD) is a helpful...
View Article titled, Grid-Induced Numerical Errors for Shear Stresses and Essential Flow Variables in a Ventricular Assist Device: Crucial for Blood Damage Prediction?
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Topics: Blood, Damage, Errors, Flow (Dynamics), Pumps, Shear stress, Uncertainty, Ventricular assist devices, Simulation, Computational fluid dynamics
Journal Articles

Global Optimization Under Uncertainty and Uncertainty Quantification Applied to Tractor-Trailer Base Flaps

Jacob A. Freeman, Christopher J. Roy
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. June 2016, 1(2): 021008.
Paper No: VVUQ-15-1033
https://doi.org/10.1115/1.4033289
Published Online: May 3, 2016
...Jacob A. Freeman; Christopher J. Roy Using a global optimization evolutionary algorithm (EA), propagating aleatory and epistemic uncertainty within the optimization loop, and using computational fluid dynamics (CFD), this study determines a design for a 3D tractor-trailer base (back-end) drag...
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Topics: Design, Flow (Dynamics), Optimization, Uncertainty, Deflection, Drag (Fluid dynamics)