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
Development and laboratory assessment of a subsea particle image velocimetry system for bubble and turbulence measurements in marine seeps
Sign Up to like & getrecommendations! Published in 2025 at "Limnology and Oceanography: Methods"
DOI: 10.1002/lom3.10670
Abstract: We present the development and laboratory evaluation of RPiPIV, an underwater particle image velocimetry (PIV) system controlled by a Raspberry Pi. Designed specifically to measure bubble characteristics and bubble‐induced flow in natural hydrocarbon seeps, RPiPIV… read more here.
Keywords: laboratory; particle image; system; development laboratory ... 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
Peak-CNN: improved particle image localization using single-stage CNNs
Sign Up to like & getrecommendations! Published in 2024 at "Experiments in Fluids"
DOI: 10.1007/s00348-024-03884-z
Abstract: An important step in the application of Lagrangian particle tracking (LPT) or in general for image-based single particle identification techniques is the detection of particle image locations on the measurement images and their sub-pixel accurate… read more here.
Keywords: detection; image; particle image; image localization ... See more keywords
Soft stereolithographic 3D printed phantoms for dual-modality particle image velocimetry (PIV)
Sign Up to like & getrecommendations! Published in 2025 at "Experiments in Fluids"
DOI: 10.1007/s00348-024-03938-2
Abstract: The fabrication of arterial flow phantoms for fluid dynamics studies suitable for particle image velocimetry (PIV) techniques has presented challenges. Current 3D-printed blood flow phantoms with suitable transparency for optical PIV (laserPIV) are restricted to… read more here.
Keywords: flow phantoms; particle image; dual modality; piv ... 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