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   Articles with "facing step" as a keyword



Influence of the Preseparation Flow Structure on the Characteristics of the Separation Region Behind a Backward-Facing Step

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recommendations! Published in 2018 at "Journal of Engineering Physics and Thermophysics"

DOI: 10.1007/s10891-018-1784-1

Abstract: This paper presents the results of investigations of the influence of the separated flow structure behind a rib located before the edge of the backward-facing step on the parameters of the separation region behind it.… read more here.

Keywords: step; separation; facing step; flow structure ... See more keywords
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Computational simulation of variable magnetic force on heat characteristics of backward-facing step flow

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recommendations! Published in 2020 at "Journal of Thermal Analysis and Calorimetry"

DOI: 10.1007/s10973-020-09608-9

Abstract: The application of the nanofluid is highly increased due to its high heat rate in the attendance of the magnetic field. In current investigation, CFD is employed to model the impact of the non-homogenous magnetic… read more here.

Keywords: backward facing; magnetic force; force heat; facing step ... See more keywords
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Influence of backward-facing step on the mixing efficiency of multi microjets at supersonic flow

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recommendations! Published in 2020 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2020.05.003

Abstract: Abstract The injection of the fuel is a highly important process for the enhancement of the scramjets. In this article, the presence of the backward-facing step on the mixing of the multi-fuel jets is expansively… read more here.

Keywords: step mixing; backward facing; fuel; mixing efficiency ... See more keywords

Effect of corrugated wall combined with backward-facing step channel on fluid flow and heat transfer

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recommendations! Published in 2020 at "Energy"

DOI: 10.1016/j.energy.2019.116294

Abstract: Abstract The turbulent fluid flow and heat transfer were numerically studied through backward-facing step combined with various corrugated walls. The governing equation was solved using Finite Volume Method (FVM) and the SIMPLE algorithm was applied… read more here.

Keywords: heat; backward facing; heat transfer; facing step ... See more keywords

Thermal fluctuations in low-Prandtl number fluid flows over a backward facing step

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recommendations! Published in 2020 at "Nuclear Engineering and Design"

DOI: 10.1016/j.nucengdes.2019.110460

Abstract: Abstract The backward facing step geometry (BFS) is a representative geometry for sudden expansions in pipe, duct and channel flows. While this type of geometry by itself is not a part of engineering components, the… read more here.

Keywords: prandtl number; low prandtl; geometry; facing step ... See more keywords

Low-dimensional analysis and modelling of the flow over a forward-facing step

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recommendations! Published in 2024 at "Journal of Fluid Mechanics"

DOI: 10.1017/jfm.2024.1051

Abstract: Abstract We consider the direct numerical simulation of the flow over a forward-facing step protruding in a turbulent boundary layer. Proper orthogonal decomposition (POD) is applied to the velocity field in different regions using Fourier… read more here.

Keywords: facing step; step low; step; forward facing ... See more keywords
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Dynamics of a supersonic transitional flow over a backward-facing step

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recommendations! Published in 2019 at "Physical Review Fluids"

DOI: 10.1103/physrevfluids.4.103904

Abstract: The transition mechanism and unsteady behavior behind a backward-facing step in the supersonic regime is investigated using large eddy simulation. Results show that there are three main frequency scales in the unsteady transition process. read more here.

Keywords: supersonic transitional; backward facing; transitional flow; dynamics supersonic ... See more keywords

Numerical Simulation of Supersonic Separated Flow over Inclined Backward-Facing Step Using RANS and LES Methods

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recommendations! Published in 2020 at "Mathematical Models and Computer Simulations"

DOI: 10.1134/s2070048220040043

Abstract: A description of two methods for simulation of the flow around complex test configurations is considered. One method implements a well-known approach to solving the Reynolds-averaged Navier-Stokes equations with a closing differential turbulence model. Another… read more here.

Keywords: backward facing; simulation; separated flow; inclined backward ... See more keywords

Interaction between fluidic oscillator and backward-facing step flow by numerical simulation and dynamic mode decomposition analysis

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recommendations! Published in 2025 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"

DOI: 10.1177/09544100251369105

Abstract: In this paper, we use numerical simulation and dynamic mode decomposition (DMD) to simulate and analyze the coupling characteristics between self-excited sweeping jet and backward-facing step separated flow. The sweeping frequency of the fluidic oscillator… read more here.

Keywords: backward facing; fluidic oscillator; oscillator; facing step ... See more keywords

LES/FMDF of premixed methane/air flow in a backward-facing step combustor

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recommendations! Published in 2019 at "Environmental Engineering Science"

DOI: 10.22059/ees.2019.35848

Abstract: In the present study, a hybrid Eulerian-Lagrangian methodology is utilized for large eddy simulation (LES) of premixed fuel/air flow over a three-dimensional backward facing step (BFS). The fluid dynamic features are obtained by solving the… read more here.

Keywords: backward facing; facing step; les fmdf; air flow ... See more keywords

Investigation of Unsteady Pressure Fluctuations in Flow over Backward-Facing Step

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recommendations! Published in 2019 at "AIAA Journal"

DOI: 10.2514/1.j058025

Abstract: Flow over a backward-facing step at Reh=5100, based on the step height, is simulated using the Divergence Free Synthetic Eddy Method of Poletto et al. (“A New Divergence Free Synthetic Eddy Method ... read more here.

Keywords: investigation unsteady; unsteady pressure; step; facing step ... See more keywords