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Showing 1 to 12 of 12 for “"CFD Validation"”.
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Overview of the Skin Friction measurements on the NASA BeVERLI Hill using Oil Film Interferometry
… on the NASA/Virginia Tech BeVERLI (Benchmark Validation Experiment for RANS and LES Investigations) hill. This project aims to develop a detailed database of non-equilibrium, separated turbulent boundary layer flows obtained through wind tunnel experiments for CFD validation. Skin friction …
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Improvements in fluidic device evaluation using particle image velocimetry
… published PIV and computational fluid dynamics (CFD) joint study on bifurcating stents. This work analyzes steady flow in three bifurcation angles and four different single- and double-stenting procedures, which are clinically used in coronary bifurcations. Finally, a medical device analog was …
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Design, Analysis, and Testing of Nanoparticle-Infused Thin Film Sensors for Low Skin Friction Applications
… control, development of turbulence models and CFD validation. The goal of this study was to explore using new materials to directly measure skin friction in a more convenient way than available devices. Conventional direct measurement skin friction sensors currently in use are intrusive, …
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Design and development of a wind tunnel for the investigation of turbulent compressible mixing layers
… for use in computational fluid dynamics (CFD) validation. This need has arisen because of improved computational capability and the practicality of high-resolution flow simulation techniques of the turbulent compressible mixing layer flowfield by means such as large-eddy simulations (LES) …
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Investigation of the Aerodynamic and Acoustic Performance of a Scaled eVTOL Propeller in Axial and Non-Axial Flight
… baseline data for Computational Fluid Dynamic (CFD) validation, enhancing predictive tools for advancing safe and efficient urban air transportation. Experimental results exhibit positive correlations between thrust, torque, and acoustic intensity with increasing yaw angle. The acoustic profile …
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CFD modelling and validation of a large 2-stroke marine diesel engine
… processes using Computational Fluid Dynamics (CFD). However, CFD itself needs to be validated to produce reliable results. The focus of this thesis is on the CFD validation of the large 2-stroke marine diesel engine working processes. The turbulence models and the wall functions in the CFD …
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Development of Measurement Methods for Application to a Wind Tunnel Test of an Advanced Transport Model
… developing a Computational Fluid Dynamics (CFD) database for future code validation efforts. Cal Poly will complete a wind tunnel test on the Advanced Model for Extreme Lift and Improved Aeroacoustics (AMELIA) in the National Full-Scale Aerodynamics Complex (NFAC) 40 foot by 80 foot wind …
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Structure and Turbulence of the Three-Dimensional Boundary Layer Flow over a Hill
… of the attached 3D TBL flow over the Benchmark Validation Experiments for RANS/LES Investigations (BeVERLI) Hill using laser Doppler velocimetry in the Virginia Tech Stability Wind Tunnel. The mean flow and turbulence behavior of the boundary layer are studied and compared with turbulence …
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Analysis of complex flows in safety valves using CFD
… was to utilise Computational Fluid Dynamics (CFD) tools available to industry - primarily ANSYS FLUENT and ANSYS Workbench - to develop a modelling methodology which could allow CFD to be relied upon and be used as an analysis/design tool within the Pressure Relief Valve (PRV) industry. This …
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Multi-Property Internal Flow Field Quantification using Molecular Filtered Rayleigh Scattering
… quantification of internal flow fields. Validation is challenging in applying computational fluid dynamics (CFD) solutions to real-world scenarios, necessitating benchmark measurements with well-defined uncertainties. The ideal instrument for achieving the required measurements should be …
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Sloshing tank to enhance WEC performance: Modelling, validation and integration
L'abstract è presente nell'allegato / the abstract is in the attachment