Results 51 to 60 of about 60,736 (209)

On the impact of swirl on the growth of coherent structures [PDF]

open access: yes, 2014
Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG geförderten) Allianz- bzw. Nationallizenz frei zugänglich.This publication is with permission of the rights owner freely accessible due to an Alliance licence and a national licence
Oberleithner, Kilian   +2 more
core   +1 more source

The Effect of Swirling Air-to-Liquid Momentum Ratio on the Spray and Droplet Characteristics

open access: yesJournal of Applied Fluid Mechanics, 2020
The effect of swirl flow on the spray characteristics (structure, droplet diameter and droplet velocity) is experimentally investigated for varying air-to-liquid momentum ratios in this work.
M. Chinnaraj, R. Sadanandan
doaj  

Layered Von Kármán's swirling flow

open access: yesJournal of Mathematical Analysis and Applications, 2004
The author examines the Navier-Stokes equations describing a swirling flow consisting of two fluid layers. It is assumed that the fluid is injected into the swirl in the bottom layer from a rotating disk when the disk melts in ambient fluid and the melted fluid is removed by centrifugal forces. By using similarity transformation, the problem is reduced
openaire   +2 more sources

Vortices, shocks, and heating in the solar photosphere: effect of a magnetic field [PDF]

open access: yes, 2012
Aims: We study the differences between non-magnetic and magnetic regions in the flow and thermal structure of the upper solar photosphere. Methods: Radiative MHD simulations representing a quiet region and a plage region, respectively, which extend into ...
Cameron   +22 more
core   +1 more source

Numerical Study of Vortex Structure in the Shear Layer between Swirling Backflow and Axial Main Flow

open access: yesJournal of Fluid Science and Technology, 2007
The present paper treats the backflow vortex structure observed at the turbomachinery inlet at reduced flow rate. It is caused by the roll-up of the shear layer between swirling backflow and axial main flow.
Akihiro ISHIMARU   +3 more
doaj   +1 more source

Effects of swirling flow on ultralight particle dispersion characteristics in coaxial jet combustor

open access: yesEnergy Science & Engineering, 2019
The dispersion characteristics of ultralight particle (expanded graphite) in swirling mixture particle‐laden coaxial jet combustor was modeled and numerically predicted using developed second‐order moment gas‐particle multifluid turbulent model.
Yang Liu, Li Zhang, Lixing Zhou
doaj   +1 more source

Convective-diffusion model of particle deposition in modeling of building structures

open access: yesMATEC Web of Conferences, 2018
The problem of the motion of a swirling flow in a vortex chamber with particle deposition effects at the lateral surface is numerically investigated.
Akhmetov Vadim, Akhmetova Valentina
doaj   +1 more source

Confined turbulent swirling recirculating flow predictions [PDF]

open access: yes
The capability and the accuracy of the STARPIC computer code in predicting confined turbulent swirling recirculating flows is presented. Inlet flow boundary conditions were demonstrated to be extremely important in simulating a flowfield via numerical ...
Abujelala, M. T., Lilley, D. G.
core   +1 more source

Optimization of Swirling Flow Energy Parameters on the Velocity Profile after Local Obstacle by Firefly Algorithm

open access: yesJournal of Applied Fluid Mechanics, 2017
The paper deals with swirling flow (SF) phenomenon which occurs in fluid flow after local obstacle. The phenomenon of SF has been considered in many studies, but here is some different approach to this problem.
Z. Glavcic, S. Bikić, R. R. Bulatovic
doaj  

Characteristics of inhomogeneous jets in confined swirling air flows [PDF]

open access: yes, 1984
An experimental program to study the characteristics of inhomogeneous jets in confined swirling flows to obtain detailed and accurate data for the evaluation and improvement of turbulent transport modeling for combustor flows is discussed.
Ahmed, S. A., So, R. M. C.
core   +1 more source

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