Hydrodynamic analysis of an axial impeller in a non‐Newtonian fluid through particle image velocimetry
Sign Up to like & getrecommendations! Published in 2020 at "Aiche Journal"
DOI: 10.1002/aic.16939
Abstract: The rheology of non-Newtonian fluids in agitated vessels is complex making equipment sizing more an art than a science. To increase our understanding and to resolve the data gap for computational fluid dynamics validation, we… read more here.
Keywords: fluid; particle image; non newtonian; image velocimetry ... See more keywords
Experimental Study of Mass Transfer Mechanisms for Solute Mixing in a Gas‐Stirred Ladle Using the Particle Image Velocimetry and Planar Laser‐Induced Fluorescence Techniques
Sign Up to like & getrecommendations! Published in 2021 at "steel research international"
DOI: 10.1002/srin.202100241
Abstract: Particle image velocimetry (PIV) and planar laser‐induced fluorescence (PLIF) are synergically used to study from first principles the relative importance of the mass transport mechanisms governing the mixing of tracers in a physical model of… read more here.
Keywords: laser induced; image velocimetry; mass; planar laser ... See more keywords
Three-dimensional microscopic light field particle image velocimetry
Sign Up to like & getrecommendations! Published in 2017 at "Experiments in Fluids"
DOI: 10.1007/s00348-016-2297-3
Abstract: A microscopic particle image velocimetry ($$\mu \text {PIV}$$μPIV) technique is developed based on light field microscopy and is applied to flow through a microchannel containing a backward-facing step. The only hardware difference from a conventional… read more here.
Keywords: particle image; image; image velocimetry; particle ... See more keywords
Comparative assessment of pressure field reconstructions from particle image velocimetry measurements and Lagrangian particle tracking
Sign Up to like & getrecommendations! Published in 2017 at "Experiments in Fluids"
DOI: 10.1007/s00348-017-2324-z
Abstract: A test case for pressure field reconstruction from particle image velocimetry (PIV) and Lagrangian particle tracking (LPT) has been developed by constructing a simulated experiment from a zonal detached eddy simulation for an axisymmetric base… read more here.
Keywords: particle image; image velocimetry; pressure field; particle ... See more keywords
PIV-DCNN: cascaded deep convolutional neural networks for particle image velocimetry
Sign Up to like & getrecommendations! Published in 2017 at "Experiments in Fluids"
DOI: 10.1007/s00348-017-2456-1
Abstract: Velocity estimation (extracting the displacement vector information) from the particle image pairs is of critical importance for particle image velocimetry. This problem is mostly transformed into finding the sub-pixel peak in a correlation map. To… read more here.
Keywords: particle image; image; image velocimetry; deep convolutional ... See more keywords
The particle image velocimetry of vortical electrohydrodynamic flows of oil near a high-voltage electrode tip
Sign Up to like & getrecommendations! Published in 2021 at "Experiments in Fluids"
DOI: 10.1007/s00348-020-03125-z
Abstract: A dual-domain particle image velocimetry (PIV) is employed to characterize the electrohydrodynamic flows arising in an oil bath with a grounded bottom near a high-voltage pin electrode with its tip close to the bottom. The… read more here.
Keywords: particle image; voltage; electrode tip; near high ... See more keywords
Benchmarking the Viability of 3D Printed Micromodels for Single Phase Flow Using Particle Image Velocimetry and Direct Numerical Simulations
Sign Up to like & getrecommendations! Published in 2021 at "Transport in Porous Media"
DOI: 10.1007/s11242-021-01718-8
Abstract: Holistic understanding of multiphase reactive flow mechanisms such as CO2 dissolution, multiphase displacement, and snap-off events is vital for optimisation of large-scale industrial operations like CO2 sequestration, enhanced oil recovery, and geothermal energy. Recent advances… read more here.
Keywords: single phase; direct numerical; image velocimetry; flow ... See more keywords
Spatial pyramidal cross correlation for particle image velocimetry
Sign Up to like & getrecommendations! Published in 2018 at "Science China Technological Sciences"
DOI: 10.1007/s11431-017-9191-3
Abstract: A spatial pyramidal cross-correlation based on interrogation area sub-division is introduced to improve the measurement resolution in particle image velocimetry (PIV). The high-resolution velocity can be achieved with a velocity prediction model via coarse cross-correlation.… read more here.
Keywords: particle image; spatial pyramidal; cross; cross correlation ... See more keywords
Experimental investigation of fine sediment deposition using particle image velocimetry
Sign Up to like & getrecommendations! Published in 2017 at "Environmental Earth Sciences"
DOI: 10.1007/s12665-017-7001-2
Abstract: Abstract In order to create natural and healthy water ecosystems, the impact of hydrological processes in ponds must be identified. Pond structure may affect water quality in many ways. The present study provides a novel… read more here.
Keywords: water; particle; particle image; image velocimetry ... See more keywords
Particle image velocimetry experiments and direct numerical simulations of solids suspension in transitional stirred tank flow
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2018.06.073
Abstract: Abstract Solids suspension in a stirred tank with a down-pumping pitched-blade turbine impeller has been investigated by using particle image velocimetry (PIV) experiments as well as direct numerical simulations (DNS) with a lattice-Boltzmann (LB) method.… read more here.
Keywords: particle image; image velocimetry; stirred tank; solids suspension ... See more keywords
When, what and how image transformation techniques should be used to reduce error in Particle Image Velocimetry data?
Sign Up to like & getrecommendations! Published in 2019 at "Flow Measurement and Instrumentation"
DOI: 10.1016/j.flowmeasinst.2019.02.005
Abstract: Abstract Particle Image Velocimetry is commonly used to compute velocity fields in several areas including fluid mechanics, hydraulics and geophysics. However, acquired images often contain deformations caused either by camera lenses or placement. In this… read more here.
Keywords: particle image; transformation; image velocimetry; image ... See more keywords