Results 111 to 120 of about 5,720 (223)

Experimental and numerical study of settling of dual cubes released side-by-side

open access: yesEngineering Applications of Computational Fluid Mechanics
In this study, the settling behaviour of two cubes and two spheres released side-by-side in a quiescent fluid is investigated through both experimental and numerical simulation approaches.
Zhihao Wang   +7 more
doaj   +1 more source

Entwicklung eines Systems zur dreidimensionalen Particle Tracking Velocimetry mit Genauigkeitsuntersuchungen und Anwendung bei Messungen in einem Wind-Wellen Kanal

open access: yes, 1998
Die vorliegende Arbeit stellt ein neuartiges Verfahren der dreidimensionalen Particle Tracking Velocimetry vor. Durch die Erweiterung der existierenden zweidimensionalen Particle Tracking Velocimetry auf die dritte Raumdimension sind erstmals ...
Garbe, Christoph Sebastian
core   +1 more source

Experimental Study on the 3D Motion Turbulence Characteristics of Bed-load Particles

open access: yes工程科学与技术, 2013
:In steady uniform flows with different particle diameter,specific gravity and flow slope,ten runs of experiments with bed-load particles were performed using a three dimensional particle tracking velocimetry (3D PTV) technique,and then the turbulence ...
唐立模, 何晔, 唐洪武, 王兴奎
doaj  

Design and numerical simulation of the real-time particle charge and size analyser

open access: yes, 2012
The electrostatic charge and size distribution of aerosol particles play a very important role in many industrial applications. Due to the complexity and the probabilistic nature of the different charging mechanisms often acting simultaneously, it is ...
Zhang, Lu
core  

Utilizing the ball lens effect for astigmatism particle tracking velocimetry [PDF]

open access: yes
In the present study, a simple method is developed to apply astigmatism particle tracking velocimetry (APTV) to transparent particles utilizing backlight illumination.
Kazerooni, Hamid Tabaei   +3 more
core   +1 more source

An intelligent algorithm for fuel-flow monitoring based on particle-tracking velocimetry

open access: yes, 2008
Artificial neural-networks have been widely applied in various aspects of particle-tracking velocimetry. This paper presents an overview of the different applications and gives an insight into how this technology can be applied to fuel-flow monitoring ...
Hossain, Alamgir   +2 more
core  

Particle tracking velocimetry of a gliding arc discharge [PDF]

open access: yes, 2014
A 35 kHz AC gliding arc discharge at atmospheric pressure is generated between two diverging electrodes and extended by an air flow. The gas flow velocity is measured by particle tracking velocimetry (PTV) while the moving velocity of the plasma column ...
Kusano, Yukihiro   +7 more
core  

Particle Image Techniques for Measuring Instantaneous Bed Shear Stress in Open Channel Flows

open access: yes工程科学与技术, 2022
Measurement of instantaneous bed shear stress in open channel flows is challenging but extremely important. In order to accurately measure the instantaneous bed shear stress with particle image techniques, synthesized particle images with different image
Qigang CHEN   +5 more
doaj  

Optical Considerations for Designing Laser-Based Volumetric Particle Tracking Velocimetry

open access: yes
The trend to conduct volumetric Particle Tracking Velocimetry experiments with ever increasing volumes, at a given particle density, poses increasing challenges on the design of such experiments in terms of the power of the laser source and the image ...
L. Ribergård, Simon   +3 more
core   +1 more source

X-Ray Particle Tracking Velocimetry in Fluidized Beds

open access: yes, 2009
Fluidized beds are commonly found in the chemical and energy processing industries because of their low pressure drop, uniform temperature distribution, and high heat transfer rates.
Drake, Joshua   +5 more
core   +1 more source

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