Hi
I model a fsi project And choose flow to turbulent
How do I model vortex contours in Comsol?
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 4,968 1 View
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 1,177 0 View
Hi everyone How to fix geometry in z-axis direction While y and z move freely in Ansys structural? Best regards
06 July 2018 3,774 7 View
Hi everyone Can we consider the flow of blood in the aortic valve of the type low Reynolds turbulence? Best regards
05 June 2018 2,855 3 View
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 6,286 0 View
How plot Y plus range for turbulent models in comsol?
01 February 2017 6,300 0 View
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 10,780 5 View
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 741 3 View
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 6,534 3 View
Hi in ansys fluent's dacuments it has been said that : (( ANSYS Fluent has taken steps to offer more advanced wall formulations, which allow a consistent mesh refinement without a deterioration of...
07 August 2016 7,865 7 View
I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...
13 August 2024 9,795 0 View
Hello everyone, I performed a PCR yesterday, and the results showed no bands on the gel. Of course, I probably missed some crucial steps, like adding my samples to the PCR strips themselves, for...
31 July 2024 2,406 6 View
Hi there, I'm new to modelling with comsol. I would like to ask if it is possible for comsol to output linearly polarized (LP) modes? I tried modelling a simple single mode fiber with an enlarged...
23 July 2024 4,019 3 View
Undefined variable. - Variable: comp1.cNa - Géométrie: geom1 - Domaine: 1 Failed to evaluate expression. - Expression: comp1.cNa - Affichage: Graphique sur ligne 1
19 July 2024 1,938 2 View
Hi, everyone This figure depicts a simulation of an electrostatic energy harvesting system in COMSOL Multiphysics software. My question is regarding the relationship between the changes in...
19 July 2024 4,694 4 View
Hi everyone, I am working on a simulation involving restricted canal with ship using DFBI. I am facing reversed flow in my outlet boundaries as the DFBI is released (In 1.25s). Is there any...
17 July 2024 7,032 1 View
Hello, My name is Radu Jubleanu, I am a PhD student at the Politehnica University of Bucharest. I work in the field of magnetic storage in superconductors. I want to carry out a numerical study of...
15 July 2024 6,025 1 View
Dear All, I am trying to define the dispersion curves of a periodic unit cell in COMSOL Multiphysics with prescribed displacements. I am using two separate studies: - Study 1: Stationary, with...
13 July 2024 7,855 1 View
In this model clearly understanding how to active one layer to another layer and how to add powder material properties step by step.
08 July 2024 6,147 0 View
R(t) = the propagation function of the vortex, where R=sqrt(4vt + R0^2) R0 = initial radius. w0 = initial angular velocity. Rf = the radius of the boundary confining the fluid. The Lamb-Oseen...
07 July 2024 3,680 0 View