Results 31 to 40 of about 21,932 (307)

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  

A method of processing mechanical mixtures using vortex set of deep separation [PDF]

open access: yesОмский научный вестник, 2018
There is described a new method of processing mechanical mixtures using a vortex set of deep separation – VCGS and experimental model of a new vortex separator in the form of cyclone nozzles.
V. I. Kuznetsov, O. A. Sharikov
doaj   +1 more source

Evolution of isolated turbulent trailing vortices [PDF]

open access: yes, 2008
In this work, the temporal evolution of a low swirl-number turbulent Batchelor vortex is studied using pseudospectral direct numerical simulations. The solution of the governing equations in the vorticity-velocity form allows for accurate application of ...
Sanjiva K. Lele   +3 more
core   +1 more source

Vortex method of complex purification from mechanical pollution by impurities of surface and bottom layers of water bodies with use of vortex separators (separators-confusers, cyclones-confusers) [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2018
The method of purification from mechanical pollution by oil, oil products, other materials of surface and bottom surfaces of water bodies with the use of vortex equipment: swirlers, vortex tubes, separatorsconfusers, cyclones is described-confusors, as ...
V. I. Kuznetsov, O. A. Sharikov
doaj   +1 more source

Design of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number

open access: yesVolume 3B: Combustion, Fuels, and Emissions, 2023
Abstract For flame stabilization, burner systems are usually equipped with swirlers which incite a defined air rotation, quantified by the swirl number. In consequence, the swirl number, which significantly influences the flame dynamics, is fixed.
Eck, Mattias E. G.   +4 more
openaire   +2 more sources

Experiment and numerical study of the combustion behavior of hydrogen-blended natural gas in swirl burners

open access: yesCase Studies in Thermal Engineering, 2022
Hydrogen production from renewable energy is gaining increasing attention to enhance energy consumption structure and foster a more eco-friendly and sustainable society.
Wei Du   +4 more
doaj   +1 more source

Swirling-sweepers [PDF]

open access: yesACM SIGGRAPH 2004 Sketches on - SIGGRAPH '04, 2004
Summary: Swirling-sweepers is a new method for modeling shapes while preserving volume. The artist describes a deformation by dragging a point along a path. The method is independent of the geometric representation of the shape. It preserves volume and avoids self-intersections, both local and global.
Angelidis, Alexis   +3 more
openaire   +4 more sources

Experimental Investigation of Rotor Tip Film Cooling at an Axial Turbine with Swirling Inflow Using Pressure Sensitive Paint

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2019
Rotor tip film cooling is investigated at the Large Scale Turbine Rig, which is a 1.5-stage axial turbine rig operating at low speeds. Using pressure sensitive paint, the film cooling effectiveness η at a squealer-type blade tip with ...
Manuel Wilhelm, Heinz-Peter Schiffer
doaj   +1 more source

Investigation of Flame Structure and PAHs’ Evolution in a Swirl-Stabilized Spray Flame at Elevated Pressure

open access: yesEnergies
Swirl spray combustion has attracted significant attention due to its common usage in gas turbines. However, the high pressure in many practical applications remains a major obstacle to the deep understanding of flame stability and pollutant formation ...
Wenyu Wang   +7 more
doaj   +1 more source

The Influence of Combustor Swirl on Pressure Losses and the Propagation of Coolant Flows at the Large Scale Turbine Rig (LSTR): Experimental and Numerical Investigation

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2017
The aerothermal interaction of the combustor exit flow on the first vane row has been examined at the Large Scale Turbine Rig (LSTR) at Technische Universität Darmstadt (Darmstadt, Germany).
Holger Werschnik   +5 more
doaj   +1 more source

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