Results 31 to 40 of about 24,743 (266)

Quantitative analysis of the dripping and jetting regimes in co-flowing capillary jets [PDF]

open access: yesPhysics of Fluids, 2011
We study a liquid jet that breaks up into drops in an external co-flowing liquid inside a confining microfluidic geometry. The jet breakup can occur right after the nozzle in a phenomenon named dripping or through the generation of a liquid jet that breaks up a long distance from the nozzle, which is called jetting.
Cordero, M.L.   +2 more
openaire   +3 more sources

Propeller-Induced Jet Impact on Vegetated Flow Fields: Complex Coupled Effect towards the Velocity Profile

open access: yesApplied Sciences, 2023
The failure of swirling ship propellers in marine environments can lead to huge repair costs. One of the main causes of such failure is when propellers tangle with vegetation, especially in shallow flow environments like ports, harbours, or shipyards. In
Jaan H. Pu
doaj   +1 more source

CFD Analysis of Co Flow Jet Airfoil

open access: yesIndian Journal of Science and Technology, 2016
The performance of airfoils can be improved by using flow control techniques like Co Flow Jet (CFJ) technique. Many of the control flow techniques are applied only near leading or trailing edge, whereas the CFJ technique is applied on most of the suction surface.
R. Abinav   +4 more
openaire   +1 more source

Numerical Predictions of Uniform CO2 Corrosion in Complex Fluid Domains Using Low Reynolds Number Models

open access: yesMetals, 2018
To get the knowledge of local corrosion, thinning is useful for developing targeted inspection plans for pipe components in the oil/gas industry. Aiming at this object, this work presents a computer fluid dynamics (CFD) method to predict CO2 aqueous ...
Haijun Hu   +5 more
doaj   +1 more source

Influence of Issued Jet Conditions on Mixing of Confined Flows

open access: yesChemical Engineering Transactions, 2013
The development of the velocity and scalar fields in a coaxial jet mixer has been experimentally investigated applying simultaneously Particle Image Velocimetry (PIV) and Planar Laser Induced Fluorescence (PLIF) methods.
V. Zhdanov, E. Hassel, N. Kornev
doaj   +1 more source

Testing Basic Gradient Turbulent Transport Models for Swirl Burners Using PIV and PLIF

open access: yesFluids, 2021
The present paper reports on the combined stereoscopic particle image velocimetry (PIV) and planar laser induced fluorescence (PLIF) measurements of turbulent transport for model swirl burners without combustion.
Alexey Savitskii   +3 more
doaj   +1 more source

Numerical Simulation Study on Supercritical Nitrogen Jet Flow Field

open access: yesShiyou jixie, 2021
Conventional hydraulic fracturing technology faces problems such as high fracture initiation pressure and difficult packer setting in the stimulation of hot dry rock reservoirs.
Luo Yi   +5 more
doaj  

Effects of Key Parameters on Airfoil Aerodynamics Using Co-Flow Jet Active Flow Control

open access: yesAerospace, 2022
The Co-Flow Jet (CFJ) technique is an effective way to enhance the aerodynamics of airfoils. The present study is to comprehensively investigate the effects of CFJ key parameters, viz., the jet momentum coefficient, the injection slot location, the ...
Ruochen Wang   +3 more
doaj   +1 more source

Distinct Systemic Sclerosis Phenotypes Related to Ethnicity: An Opportunity to Personalize Care?

open access: yesArthritis Care &Research, EarlyView.
Objective The objective is to describe and compare demographic, clinical, and serological characteristics of patients with systemic sclerosis (SSc) according to ethnic background. Methods Participants enrolled in the Canadian Scleroderma Research Group cohort who self‐identified to a single ethnicity group were included.
Danick Goulet   +11 more
wiley   +1 more source

Dual Synthetic Jets Actuator and Its Applications—Part II: Novel Fluidic Thrust-Vectoring Method Based on Dual Synthetic Jets Actuator

open access: yesActuators, 2022
A novel fluidic thrust-vectoring (FTV) control method based on dual synthetic jets actuator (DSJA) is proposed and evaluated. Numerical simulations are governed by the compressible Unsteady Reynolds-Averaged Navier–Stokes (URANS) equations.
Jie-Fu Liu   +6 more
doaj   +1 more source

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