How to do mesh sensitivity in fluid structure interaction?

Hi everyone I want to do simulation of fluid solid interaction. I have a basic question about the mesh sensitivity in fluid structure interaction How to do mesh sensitivity?Is there a mesh...

06 July 2018 1,061 0 View

How to do mesh sensitivity in fluid structure interaction?Is there a mesh sensitivity for each structural and fluid part?

Hi everyone I want to do a simulation of fluid solid interaction. I have a basic question about the mesh sensitivity in fluid structure interaction How to do mesh sensitivity?Is there a mesh...

06 July 2018 4,832 1 View

How to fix geometry in z-axis direction in Ansys structural?

Hi everyone How to fix geometry in z-axis direction While y and z move freely in Ansys structural? Best regards

06 July 2018 3,480 7 View

Simulating blood flow in bioprosthetic heart valve?

Hi everyone Can we consider the flow of blood in the aortic valve of the type low Reynolds turbulence? Best regards

05 June 2018 2,734 3 View

I encountered an error in ansys wb about fluid solid interaction field:Error is- One or more elements have become highly distorted.how to rectify?

Hi I modeled a problem of fluid solid interaction and I encountered this following error:(Ansys wb) One or more elements have become highly distorted. Step size time:1e-6 Best regards

10 November 2017 5,912 0 View

How plot Y plus range in comsol?

How plot Y plus range for turbulent models in comsol?

01 February 2017 5,965 0 View

How do I model vortex in Comsol?

10 November 2016 4,676 0 View

Inverted mesh element near coordinates in comsol?

HiI was confronted with an errors in comsol: 1. inverted mesh element near coordinatesHow do I fix this error? What changes do I apply? 2. In the mesh in comsol,how do I change Skewness criterion...

08 September 2016 10,006 5 View

Can anyone help with this comsol error?

Hi I faced following error in comsol,in fsi simulation and time dependent error is: condition for remeshing fulfilled for initial time My simulation is artifical heart valve in comsol Thanks you

07 August 2016 464 3 View

Can anyone help with this comsol error?

Hi I faced following error in comsol,in fsi simulation and time dependent error is: Failed to find consistent initial values. Last time step is not converged Feature: Time-Dependent Solver...

07 August 2016 6,407 3 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

What is Nano technology with coronavirus helpe the human..and is it nano mterals removal of covid19?

I anwar by adsorption or reaction ..but it is either more method...

02 March 2021 4,811 2 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View