Results 61 to 70 of about 4,389 (169)

Turbulent Von Kármán Swirling Flows [PDF]

open access: yes, 2007
We investigate the turbulent Von Karman flow generated by two counterrotating flat or bladed disks. Numerical predictions based on a Reynolds Stress Model (RSM) are compared to velocity measurements performed at CEA [2]. This flow is of practical importance in many industrial devices such as in gas-turbine aeroengines.
Poncet, Sébastien   +2 more
openaire   +2 more sources

Port Flow Simulation and In-cylinder Swirl Motion Characteristic Effects in Internal Combustion Engine Duty Cycle

open access: yesApplications of Modelling and Simulation, 2021
Combustion process in internal combustion engines involve significant temperature and pressure, carbon deposit, turbulence flame, swirling and tumbling flows which are considered necessary for operating these engines.
Aniekan Essienubong Ikpe   +2 more
doaj  

Anisotropy analysis of turbulent swirl flow [PDF]

open access: yesFME Transactions, 2014
Anisotropy invariant map proposed by Lumley and Newman and barycentric map proposed by Banerjee et al. were used in order to estimate the degree of anisotropy in turbulent swirl flow.
Radenković Darko R.   +2 more
doaj  

Unsteady stratified swirling shear flows

open access: yesMathematical and Computer Modelling, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Öztekin, A., Seymour, B. R., Varley, E.
openaire   +2 more sources

Flame stability limits of premixed low-swirl combustion

open access: yesAdvances in Mechanical Engineering, 2018
The objective of this study is to gain a fundamental understanding of the flow-field and flame behaviors associated with a low-swirl burner. A vane-type low-swirl burner with different swirl numbers has been developed. The velocity field measurements are
Yinli Xiao, Zhibo Cao, Changwu Wang
doaj   +1 more source

CFD Analysis of Intake Air Swirl Effects on Combustion Efficiency and Emission Reduction in Direct Injection Diesel Engines [PDF]

open access: yesEPJ Web of Conferences
The study computational fluid dynamics (CFD-based analysis of the swirl in the intake air of a direct injection diesel engine in order to optimize the efficiency of the combustion process and decrease the emissions to the environment to achieve improved ...
Udhayakumar K.   +8 more
doaj   +1 more source

Swirling and non-swirling flow in conical diffusers [PDF]

open access: yes
The performance of conical diffusers with axial and swirling flew has been considered. As a necessary starting point the various criteria used for defining performance have been reviewed and have been extended to swirling flew cases. A new 'AREA-PLOT' method, which unifies presentation of performance information, for plane and conical diffusers has ...
openaire   +2 more sources

Flow characteristics of swirl type combustor

open access: yesJOURNAL OF THE FLOW VISUALIZATION SOCIETY OF JAPAN, 1987
This papper describes an experimental study of the flow characteristics of swirl type combustor, which is extremely important in the combustor of gas turbines, combustion furnace, etc.In this stydy, the flow characteristics of swirl type combustor are measured using the kind of flow visuarization method(spark tracing method, tuft sttik method), and ...
Aoki, Katsumi, Nakayama, Yasuki
openaire   +2 more sources

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