Results 11 to 20 of about 1,047,729 (258)

Near-Wall Settling Behavior of a Particle in Stratified Fluids

open access: yesMicromachines, 2022
The phenomenon of near-wall particle settling in a stratified fluid is an emerging topic in the field of multiphase flow, and it is also widely found in nature and engineering applications.
Minglu Dai   +6 more
doaj   +1 more source

Sedimentation of Two Side-by-Side Heavy Particles of Different Density in a Shear-Thinning Fluid with Viscoelastic Properties

open access: yesApplied Sciences, 2021
Particle sedimentation has widely existed in nature and engineering fields, and most carrier fluids are non-Newtonian. Recently, the manipulation of a settling particle in liquid has been a topic of high interest to those involved in engineered processes
Sensen Yang   +6 more
doaj   +1 more source

CFD-DEM Coupling Model for Deposition Process Analysis of Ultrafine Particles in a Micro Impinging Flow Field

open access: yesMicromachines, 2022
Gas with ultrafine particle impaction on a solid surface is a unique case of curvilinear motion that can be widely used for the devices of surface coatings or instruments for particle size measurement.
Yanru Wang   +3 more
doaj   +1 more source

Dynamic Characterization of Thermocouples under Double-Pulse Laser-Induced Thermal Excitation

open access: yesSensors, 2023
This study investigated the dynamic characteristics of thermocouples by using double-pulse laser excitation for dynamic temperature calibration under extreme conditions.
Hongbo Yang   +8 more
doaj   +1 more source

Numerical Simulation of Non-Spherical Submicron Particle Acceleration and Focusing in a Converging–Diverging Micronozzle

open access: yesApplied Sciences, 2021
Submicron particles transported by a Laval-type micronozzle are widely used in micro- and nano-electromechanical systems for the aerodynamic scheme of particle acceleration and focusing.
Yanru Wang   +3 more
doaj   +1 more source

Piezoelectric Harvesting of Fluid Kinetic Energy Based on Flow-Induced Oscillation

open access: yesEnergies, 2022
Flow-induced oscillations widely exist in pipelines, fluid machinery, aerospace, and large-span flexible engineering structures. An inherent energy conversion mechanism can be developed for fluid kinetic energy utilization or acoustic energy harvesting ...
Ya Xu   +3 more
doaj   +1 more source

Measurement of Fugitive Particulate Matter Emission: Current State and Trends

open access: yesKONA Powder and Particle Journal, 2023
Fugitive particulate matter (FPM) refers to a mixture of solid particles and liquid droplets that are released into the air without passing through confined flow equipment.
Tianyi Cai, Wu Zhou
doaj   +1 more source

Measurement of Volumetric Flow [PDF]

open access: yesJournal of Ultrasound in Medicine, 2006
The purpose of this study was to evaluate a 3-dimensional (3D) sonographic method for the measurement of volumetric flow under conditions of known flow rates and Doppler angles.A GE/Kretz Voluson 730 system (GE Healthcare, Milwaukee, WI) and RAB2-5 probe were used to acquire 3D Doppler measurements in a custom flow phantom.
Kripfgans, Oliver D.   +4 more
openaire   +3 more sources

On the Conceptualization and Measurement of Flow [PDF]

open access: yes, 2021
This chapter introduces in chronological order the three main measurement methods – the Flow Questionnaire, the Experience Sampling Method, and the standardized scales of the componential approach – that researchers developed and used in conducting research on the flow state.
openaire   +2 more sources

Distribution of radiation heat flux on a plane receiver produced by a multi-quartz lamps heating system for thermal-structural tests

open access: yesCase Studies in Thermal Engineering, 2023
High heat flux generated by quartz lamps can be employed to provide a simulated aerodynamic heating environment for thermal-structural tests on spacecraft.
Hong-Jie Xing   +5 more
doaj   +1 more source

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