Results 11 to 20 of about 1,103,212 (315)

Flow Field Modulation

open access: yesIEEE Transactions on Visualization and Computer Graphics, 2013
The nonlinear and nonstationary nature of Navier-Stokes equations produces fluid flows that can be noticeably different in appearance with subtle changes. In this paper, we introduce a method that can analyze the intrinsic multiscale features of flow fields from a decomposition point of view, by using the Hilbert-Huang transform method on 3D fluid ...
Bo, Ren   +4 more
openaire   +4 more sources

Numerical Study on Flow Field of Low Temperature Nozzle Device

open access: yesJournal of Isotopes, 2022
Condensation Repression by Isotope Selective Laser Activation (CRISLA) method is the most potential LIS method for industrialized application. During the separation procedure of S isotope by CRISLA method, a kind of low temperature nozzle device is ...
GU Zhiyong;FAN Xu
doaj   +1 more source

Experimental Investigation on Atmospheric Pressure Plasma Jet under Locally Divergent Magnet Field

open access: yesEnergies, 2023
Regulating the parameters of the atmospheric pressure plasma jet (APPJ) is meaningful for industrial applications. Since plasma is a typical functional fluid in the magnetic field, it is possible to control the discharge characteristics via the Lorentz ...
Bo Shi   +4 more
doaj   +1 more source

Change of water saturation in tight sandstone gas reservoirs near wellbores

open access: yesNatural Gas Industry B, 2018
Tight sandstone gas reservoirs commonly contain water, so liquid loading often appears near wellbores, leading to production decline and even shutdown of gas wells.
Hongyu Ma   +9 more
doaj   +1 more source

Numerical Study on the Effects of the Multiple Porous Medium Breakwaters on the Propagation of the Solitary Wave

open access: yesJournal of Marine Science and Engineering, 2023
Submerged breakwater, as an important marine engineering structure, can effectively absorb wave energy and is widely used in marine engineering protection. As a new type of breakwater, porous medium breakwater has a certain influence on wave propagation.
Kui Zhu   +6 more
doaj   +1 more source

Computational fluid dynamics study of polyethylene/ ethylene vinyl acetate blend morphology development in a spinneret by volume of fluid method [PDF]

open access: yesPolyolefins Journal
In the current study, the flow field and morphology development of a polyethylene (PE) and ethylene vinyl acetate (EVA) blend were investigated numerically during extrusion through a spinneret using Fluent 6.3.26 software. The interface of the two phases
Parisa Mohammadzadeh Pakdel   +3 more
doaj   +1 more source

Strong confinement of active microalgae leads to inversion of vortex flow and enhanced mixing

open access: yeseLife, 2021
Microorganisms swimming through viscous fluids imprint their propulsion mechanisms in the flow fields they generate. Extreme confinement of these swimmers between rigid boundaries often arises in natural and technological contexts, yet measurements of ...
Debasmita Mondal   +3 more
doaj   +1 more source

Height Uniformity Simulation and Experimental Study of Electroplating Gold Bump for 2.5D/3D Integrated Packaging

open access: yesMicromachines, 2022
With the rapid development of nano/micro technology for commercial electronics, the typical interconnection method could not satisfy the high power-density packaging requirement.
Wenchao Tian   +3 more
doaj   +1 more source

CFD Simulation and Optimization of the Leaf Collecting Mechanism for the Riding-Type Tea Plucking Machine

open access: yesAgriculture, 2023
In the process of tea plucking and leaf gathering, the structure optimization design of the leaf collecting mechanism is the key element responsible for collecting fresh leaves.
Xiaoxing Weng   +9 more
doaj   +1 more source

Flow Analysis and Structural Optimization of Double-Chamber Parallel Flexible Valve Micropumps

open access: yesChemEngineering, 2023
In the current study, a two-dimensional numerical study is carried out to investigate the performance of a novel Double-Chamber Parallel Flexible Valve micropump, which utilized the electrowetting-on-dielectrics (EWOD) effect to drive the microfluid flow.
Fan Jiang, Jinfeng Wen, Teng Dong
doaj   +1 more source

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