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Questions related from Joemon Jacob
Hi All I amd doing LES on flow around cylinder ~ Re 30000. My objective is to obtain coherence function from surface pressure fluctuations taken along the span of cylinder. As per theory,...
07 July 2019 2,876 2 View
I have acoustic pressure fluctuations from Ansys Fluent LES. I understand that Prms with required multiplications give OASPL directly. Fluent also does the same when we do acoustic analysis....
07 July 2018 3,599 1 View
Hello All Would like to know whether any one has Best practices/guidelines for setting up Embedded LES in Ansys Fluent. I am confused how to define RANS in the global region and define LES in...
11 November 2017 1,550 10 View
Hello All I understand from literature that a completely resolved (Kolmogrov scale) LES is DNS itself. Any eddy resolving larger than kolmogrov scale are defined as LES. The effect of opted out...
11 November 2017 6,598 5 View
Hi all I understand that both are different flow problems. When we try to simulate channel flow, top surface is defined wall for channel flows. For a flat plate of same dimensions, the top face...
10 October 2017 9,858 5 View
Hi all I am trying to simulate turbulent pipe flow using LES method. Literature: Eggels (1994) used L/D = 5 for his studies. In 1999, Blackburn used L/D = 2pi(). Hwang et al (2016) used L/D = 22...
10 October 2017 6,981 10 View
I am trying to estimate turbulent wall pressure fluctuations using LES for zero pressure gradient flows. From the literatures(1,2), I arrive at a conclusion about the grid resolution in terms of...
10 October 2017 1,579 19 View
