Results 1 to 10 of about 1,280 (116)

A Novel Polynomial Approach for Particle Image Velocimetry (PIV) Image Reconstruction

open access: yesFluids
Particle Image Velocimetry (PIV) often utilizes a cross-correlation method to determine how far particles have moved between two captured images. The most common methods for vector estimation use computationally exhaustive cross-correlation functions ...
Briana M. Steven, Paul D. Docherty
doaj   +2 more sources

Grid turbulence studied by Particle Image Velocimetry [PDF]

open access: yesEPJ Web of Conferences, 2022
We studied the grid-generated turbulence by using Particle Image Velocimetry (PIV) technique. We test on this already well studied flow the new ways of analyzing spatially resolved PIV data, such as the spatial spectra and structure functions. We compare
Duda Daniel   +3 more
doaj   +1 more source

Past and current components-based detailing of particle image velocimetry: A comprehensive review

open access: yesHeliyon, 2023
Particle image velocimetry has been widely used in various sectors from the automotive to aviation, research, and development, energy, medical, turbines, reactors, electronics, education, refrigeration for flow characterization and investigation. In this
Daniel Rohacs   +6 more
doaj   +1 more source

Comparison of particle image velocimetry and the underlying agents dynamics in collectively moving self propelled particles

open access: yesScientific Reports, 2023
Collective migration of cells is a fundamental behavior in biology. For the quantitative understanding of collective cell migration, live-cell imaging techniques have been used using e.g., phase contrast or fluorescence images.
Udoy S. Basak   +5 more
doaj   +1 more source

Development and application of particle image velocimetry in ship field

open access: yesZhongguo Jianchuan Yanjiu, 2021
This paper briefly introduces particle image velocimetry (PIV) technology and summarizes the R&D of algorithms for velocity field calculation in the PIV image treatment.
Chunyu GUO   +4 more
doaj   +1 more source

Particle image velocimetry and digital image correlation for determining the elasticity modulus in wood

open access: yesScientia Agricola, 2021
: Several non-destructive testing techniques have been improved and tested in recent years. The non-destructive testing techniques using particle image velocimetry (PIV) and digital image correlation (DIC) differ from conventional testing techniques, as ...
Cássio Humberto Lima   +3 more
doaj   +1 more source

Design of a High Uniformity Laser Sheet Optical System for Particle Image Velocimetry

open access: yesAerospace, 2021
Particle image velocimetry (PIV) is a non-contact, instantaneous and full-flow velocity measurement method based on cross-correlation analysis of particle image. It is widely used in fluid mechanics and aerodynamics.
Kewei Yin, Jun Zhang, Shuang Chen
doaj   +1 more source

Study on visualization of water mixing flows in a digester equipped with a vertical impeller by using radiotracers

open access: yesNuclear Engineering and Technology, 2020
A mixer with a new concept design has been adapted into water treatment plants. It reportedly cuts down the energy consumption of the mixer by the new mixer, which moves vertically and creates internal flows toward its bottom.
Sung-Hee Jung   +3 more
doaj   +1 more source

Experimental data of the static behavior of reinforced concrete beams at room and low temperature

open access: yesData in Brief, 2016
This article provides data on the static behavior of reinforced concrete at room and low temperature including, strength, ductility, and crack widths of the reinforced concrete.
M. Mehdi Mirzazadeh   +2 more
doaj   +1 more source

Primary analysis of the trajektory of floating particles in compound channel

open access: yesActa Scientiarum Polonorum. Formatio Circumiectus, 2020
Aim of the study: The aim of the study was to determine the parameters of the stream transport capacity using turbulent diffusion coefficients using the imaging technique and to compare them with the coefficients obtained as a result of the measurement ...
Marcin Krukowski, Piotr Siwicki
doaj   +1 more source

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