GPU-accelerated MART and concurrent cross-correlation for tomographic PIV

X Zeng, C He, Y Liu - Experiments in Fluids, 2022 - Springer
This paper presents a novel Graphics Processing Unit (GPU)-accelerated method for large-
scale data processing of tomographic particle image velocimetry. The multiplicative …

Flow enhancement of tomographic particle image velocimetry measurements using sequential data assimilation

C He, P Wang, Y Liu, L Gan - Physics of Fluids, 2022 - pubs.aip.org
Sequential data assimilation (DA) was performed on three-dimensional flow fields of a
circular jet measured by tomography particle image velocimetry (tomo-PIV). The work …

Instantaneous pressure determination from unsteady velocity fields using adjoint-based sequential data assimilation

C He, Y Liu, L Gan - Physics of Fluids, 2020 - pubs.aip.org
A sequential data assimilation (DA) method is developed for pressure determination of
turbulent velocity fields measured by particle image velocimetry (PIV), based on the …

[HTML][HTML] 3-dimensional particle image velocimetry based evaluation of turbulent skin-friction reduction by spanwise wall oscillation

KU Kempaiah, F Scarano, GE Elsinga… - Physics of …, 2020 - pubs.aip.org
The reduction of turbulent skin-friction drag and the response of vortical structures in a zero-
pressure gradient, turbulent boundary layer subjected to spanwise wall oscillation is …

Dynamics of the jet flow issued from a lobed Nozzle: Tomographic particle image velocimetry measurements

C He, Y Liu, L Gan - International Journal of Heat and Fluid Flow, 2021 - Elsevier
This study focuses on the dynamics of the three-dimensional jet flow issued from a lobed
nozzle. Flow field measurements were performed using a split-screen dual-camera …

Blob-enhanced reconstruction technique

G Castrillo, G Cafiero, S Discetti… - … Science and Technology, 2016 - iopscience.iop.org
A method to enhance the quality of the tomographic reconstruction and, consequently, the
3D velocity measurement accuracy, is presented. The technique is based on integrating …

High-speed time-resolved tomographic particle shadow velocimetry using smartphones

AA Aguirre-Pablo, KR Langley, ST Thoroddsen - Applied Sciences, 2020 - mdpi.com
The video-capabilities of smartphones are rapidly improving both in pixel resolution and
frame-rates. Herein we use four smartphones in the “slow-mo” option to perform time …

Development of tomographic PIV for the study of turbulent flows

A Cheminet - 2016 - hal.science
This research dissertation focuses on the developments of tomographic PIV (tomo-PIV) for
the measurement of turbulent flows (Elsinga et al. 2006). It is based on the tomographic …

[PDF][PDF] Développement de la PIV tomographique pour l'étude d'écoulements turbulents

A Cheminet - hal.science
La Turbulence est l'un des grands problèmes non résolus de la Physique, au sens où une
théorie prédictive complète des écoulements turbulents n'a pas encore été établie. Les …