Comparative assessment of pressure field reconstructions from particle image velocimetry measurements and Lagrangian particle tracking

PL Van Gent, D Michaelis, BW Van Oudheusden… - Experiments in …, 2017 - Springer
A test case for pressure field reconstruction from particle image velocimetry (PIV) and
Lagrangian particle tracking (LPT) has been developed by constructing a simulated …

Error propagation from the PIV-based pressure gradient to the integrated pressure by the omnidirectional integration method

X Liu, JR Moreto - Measurement Science and Technology, 2020 - iopscience.iop.org
This paper reports a theoretical analysis and the corresponding numerical and experimental
validation results of the error propagation characteristics of the omnidirectional integration …

Sequential least-square reconstruction of instantaneous pressure field around a body from TR-PIV

YJ Jeon, G Gomit, T Earl, L Chatellier, L David - Experiments in Fluids, 2018 - Springer
A procedure is introduced to obtain an instantaneous pressure field around a wing from time-
resolved particle image velocimetry (TR-PIV) and particle image accelerometry (PIA). The …

Error propagation dynamics of PIV-based pressure field calculation (3): What is the minimum resolvable pressure in a reconstructed field?

M Nie, JP Whitehead, G Richards, BL Smith, Z Pan - Experiments in Fluids, 2022 - Springer
An analytical framework for the propagation of velocity errors into PIV-based pressure
calculation is extended. Based on this framework, the optimal spatial resolution and the …

[HTML][HTML] Pressure reconstruction of a planar turbulent flow field within a multiply connected domain with arbitrary boundary shapes

X Liu, JR Moreto - Physics of Fluids, 2021 - pubs.aip.org
This paper reports for the first time the implementation procedures and validation results for
pressure reconstruction of a planar turbulent flow field within a multiply connected domain …

Pressure–rate-of-strain, pressure diffusion, and velocity–pressure-gradient tensor measurements in a cavity flow

X Liu, J Katz - AIAA Journal, 2018 - arc.aiaa.org
Pressure-related turbulence statistics in a two-dimensional open cavity shear layer flow was
investigated experimentally at a Reynolds number of 4.0× 10 4 based on a cavity length of …

Spectral decomposition-based fast pressure integration algorithm

CY Wang, Q Gao, RJ Wei, T Li, JJ Wang - Experiments in Fluids, 2017 - Springer
Reconstructing pressure fields from 2D or 3D velocimetry data involves a pressure gradient
integration procedure. This paper proposes a spectral decomposition-based fast pressure …

[PDF][PDF] Experimental study of the effects of exhaust plume and nozzle length on transonic and supersonic axisymmetric base flows

P van Gent, Q Payanda, S Brust… - … for Aeronautics and …, 2017 - pure.tudelft.nl
PIV measurements have been carried out to study the effect of exhaust plume and nozzle
length on the flow topology and mean pressure distribution of axisymmetric base flows at …

Green's function integral method for pressure reconstruction from measured pressure gradient and the interpretation of omnidirectional integration

Q Wang, X Liu - Physics of Fluids, 2023 - pubs.aip.org
Accurately and efficiently measuring the pressure field is of paramount importance in many
fluid mechanics applications. The pressure gradient field of a fluid flow can be determined …

Determination of mean pressure from PIV in compressible flows using the Reynolds-averaging approach

PL Van Gent, BW Van Oudheusden, FFJ Schrijer - Experiments in Fluids, 2018 - Springer
The feasibility of computing the flow pressure on the basis of PIV velocity data has been
demonstrated abundantly for low-speed conditions. The added complications occurring for …