Why <u'v'> cross-corelation is important whilte studying Reynolds Stresses in most studies??

More Nishidh Shailesh Naik Burye's questions See All

Residuals are getting converged, but at a very migh magnitude of values. Why??

I am running a coarse DNS case for pipe flow with 2.1 Million cells. My residuals are quite fluctuating as its a fully turbulent annular pipe flow case but its getting statistically converged to a...

29 May 2024 2,063 5 View

Effect of \nu variation for a turbulent pipe flow at a constat Reynolds number ???

I am trying to run a turbulent pipe flow simulation with turbulent Reynolds number of 600, for 15 seconds, the flow is pressure driven due to gravity enforced buoyancy force which gives kinematic...

20 May 2024 5,619 3 View

Could you please suggest me some of the best multi-parameter water analyzer kits (with brand) that can be taken to field for water quality sampling?

I am planning to work on different water bodies of Andhra Pradesh. So I want to purchase a portable water testing kit with multiple parameters. Please suggest me a few best option, which would be...

17 April 2024 7,210 3 View

Enforcing Wall shear stress (\tau_w) as a boudnary condition in OpenFOAM?

I am working on WMLES (wall Modelled LES) for which if I calculate my wall shear stress analytically and want to enforce it as a boundary condition at the wall patch, so that I do not need to...

15 April 2024 9,059 3 View

Relation between Bulk (Mean) and Friction Reynolds Number??

Is there any specific relation between Re_b (bulk/ Mean Reynolds number) and Re_\tau (friction Reynolds Number). In few of the literature and experimental work I have gone through researchers give...

01 April 2024 861 5 View

Why are the iterations needed to calculate final converged value of Yplus for wallFunctions in OpenFOAM?

This is a code block from nutWallFunction library in OpenFOAM where in, effective kinematic viscosity ($\nut_w$) at the wall is calculated using resolved field(in case of LES)/ mean field(in case...

04 March 2024 9,548 2 View

Effect of Prandtl on velocity for Natural Convection (Rayleigh Benard)?

When Prandtl number is increased for two cases tested over same Rayleigh number, the peak vertical-velocity decreases as Prandtl is increased. This is questionable to the fact that in general...

11 February 2024 4,196 2 View

How to calculate y+ analytically before the simulation if we have fully developed flow for the Annular pipe (a double wall bounded)?

I have a fully developed pipe flow in with Inner radius (r) and outer radius (R), using pressure driven flow condition due to buoyancy, - (1/rho) dP/dx = g and velocity scaling u* = sqrt ( (-R/...

09 February 2024 3,727 3 View

"Conformer generation is disallowed since too many atoms" or "too flexible" in PubChem 3D conformer. Can I perform docking with such compounds?

I wanted to convert few 2D compounds to 3D using Avogadro and then use them for docking. Are these ligands efficient for docking? Will I get accurate results. Thank you in advance.

29 January 2024 9,737 2 View

How to dock compounds with Si to a protein using Pyrx software?

I have been trying to dock compounds consisting silicon(Ex-Octaphenylsilsesquioxane) with a protein but Pyrx throws up an error saying "Si" is not a valid Autodock type. Note that the Autodock...

29 January 2024 1,990 2 View

How can I prepare virus for a TEM or SEM imaging?

I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?

11 August 2024 3,115 1 View

Handling Missing Data and Building a Predictive Model with Incomplete Information ?

I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...

10 August 2024 4,005 2 View

Is it possible to use the Fused Deposition Modeling (FDM) to additively manufacture interconnected porous structure generation of >100-200 micrometer?

Usually, additive manufacturing techniques like SEBM, SLS, and SLM are used for interconnected porous lattice structure generation with sizes of >100–200 micrometers. Can the Fused Deposition...

09 August 2024 7,892 0 View

How to define an anisotropic material with asymmetric elastic compliance/stiffness matrix in ANSYS APDL?

I need to model an anisotropic material in which the Poisson's ratio ν_12 ≠ ν_21 and so on. Therefore, the elastic compliance matrix wouldn't be a symmetric one. In ANSYS APDL, for TB,ANEL...

09 August 2024 5,048 2 View

Request Python code?

Request Python code from this article : Gender equity of authorship in pulmonary medicine over the past decade. THANKS!

08 August 2024 6,242 2 View

How can I apply boundary conditions in an orthotropic steel deck numerical model using ABAQUS software?

I am trying to simulate vehicular loading on an orthotopic steel deck bridge section in ABAQUS software. The red arrow mark in the attached figure indicates the direction in which the vehicle will...

08 August 2024 719 0 View

Why does everyone use vs code?

Visual Studio Code (VS Code) has become a popular choice among developers for several reasons: 1. **Free and Open Source**: VS Code is free to use and open source, making it accessible to...

07 August 2024 7,013 4 View

Can you suggest reliable sources defining "3D mesh" and "3D city models"?

Dear fellow researchers, I am currently working on a paper where I need to provide a reliable reference that defines and distinguishes between 3D mesh models and 3D city models. Although I am...

06 August 2024 9,986 2 View

How to determine positive-stained cells in FACS? Use isotype or unstained control?

To compare positive and negative cell populations in flow cytometry, should I compare unstained cells with antibody stained cells? Or with the isotype control? Most papers show comparison with...

06 August 2024 6,728 6 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

Jamel Chahed

See: It's in French but I think that mathematical formulations are clear

Chapter SMTP-Chapitre 4 : Modélisation de la turbulence

Chapter SMTF-Chapitre 3 : Description statistique de la turbulence

Than come back to me if needed.

Maojin Gong This AI response is not false as it could be sufficient for a reader Lamda. However, it is not scientifically accurate as we are on a research thread. Furthermore, it does not display the mentioned references...