Volumetric velocimetry for fluid flows

S Discetti, F Coletti - Measurement Science and Technology, 2018 - iopscience.iop.org
In recent years, several techniques have been introduced that are capable of extracting 3D
three-component velocity fields in fluid flows. Fast-paced developments in both hardware …

Near-wake structure of full-scale vertical-axis wind turbines

NJ Wei, ID Brownstein, JL Cardona… - Journal of Fluid …, 2021 - cambridge.org
To design and optimize arrays of vertical-axis wind turbines (VAWTs) for maximal power
density and minimal wake losses, a careful consideration of the inherently three …

On PIV random error minimization with optimal POD-based low-order reconstruction

M Raiola, S Discetti, A Ianiro - Experiments in fluids, 2015 - Springer
Random noise removal from particle image velocimetry (PIV) data and spectra is of
paramount importance, especially for the computation of derivative quantities and spectra …

Validation of the Reduced Unified Continuum Formulation Against In Vitro 4D-Flow MRI

IS Lan, J Liu, W Yang, J Zimmermann, DB Ennis… - Annals of Biomedical …, 2023 - Springer
We previously introduced and verified the reduced unified continuum formulation for
vascular fluid–structure interaction (FSI) against Womersley's deformable wall theory. Our …

[HTML][HTML] Hemodynamics in a giant intracranial aneurysm characterized by in vitro 4D flow MRI

O Amili, D Schiavazzi, S Moen, B Jagadeesan… - PLoS …, 2018 - journals.plos.org
Experimental and computational data suggest that hemodynamics play a critical role in the
development, growth, and rupture of cerebral aneurysms. The flow structure, especially in …

Dense velocity reconstruction with VIC-based time-segment assimilation

F Scarano, JFG Schneiders, GG Saiz… - Experiments in …, 2022 - Springer
The vortex-in-cell time-segment assimilation (VIC-TSA) method is introduced. A particle track
is obtained from a finite number of successive time samples of the tracer's position and …

Time-supersampling of 3D-PIV measurements with vortex-in-cell simulation

JFG Schneiders, RP Dwight, F Scarano - Experiments in Fluids, 2014 - Springer
The present work investigates the use of a numerical approximation to the Navier–Stokes
equations to increase the temporal resolution of time-resolved PIV data for general flows …

Analytical modeling of process dam** in machining

O Tuysuz, Y Altintas - Journal of Manufacturing …, 2019 - asmedigitalcollection.asme.org
The machining process induced dam** caused by the indentation of the cutting edge into
the wavy cut surface greatly affects the process stability in low-speed machining of thermally …

Divergence-free smoothing for volumetric PIV data

CY Wang, Q Gao, HP Wang, RJ Wei, T Li, JJ Wang - Experiments in Fluids, 2016 - Springer
This paper proposes a divergence-free smoothing (DFS) method for the post-process of
volumetric particle image velocimetry (PIV) data, which can smooth out noise and …

Pressure estimation from single-snapshot tomographic PIV in a turbulent boundary layer

JFG Schneiders, S Pröbsting, RP Dwight… - Experiments in …, 2016 - Springer
A method is proposed to determine the instantaneous pressure field from a single
tomographic PIV velocity snapshot and is applied to a flat-plate turbulent boundary layer …