How can I model a nonlinear piezoelectric cantilever beam in COMSOL?

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Can someone introduce an article about the convergence of the temperature parameter for the SPH part in Abaqus software?

For the article, I need some references for the subject of checking the convergence of the temperature field parameter for the SPH part in Abacus, and I want to study this case with a few meshes...

13 June 2024 2,504 0 View

Can introduce an article to check the convergence and independence of the particle temperature with respect to the mesh in FSW welders?

I need help for my thesis.

24 May 2024 8,865 0 View

I need articles about the difference between the application of kinetic and static friction coefficients in FSW welding, Can introduce the article?

In FSW welding simulation in Abaqus, I need some articles to check the difference between friction application methods (penalty - kinetic friction and static friction).

24 May 2024 5,006 1 View

What are the standard methods of washing laboratory containers such as glass and polyethylene using dilute acid in the soil laboratory?

I need standard laboratory methods for washing glass and polyethylene containers in the soil laboratory With the best wishes Sajad Bayat

13 May 2024 5,244 0 View

Which unsolved problem or question you have in mind about chaos and chaotic systems?

If you are a researcher working with chaos and chaotic systems, which unsolved problem or question you have in mind Here I have collected some open problems and questions related to chaos and...

28 April 2024 8,493 2 View

How can I get the coefficient of static friction - kinetic friction and temperature coefficient for alloy Ag31?

For thermal analysis of FSW magnesium alloy welding by SPH method in Abaqus software, I need static friction coefficients - kinetic friction and Decay coefficient. Can someone help me how to get...

22 April 2024 3,944 1 View

Hello How can I solve my problems in FSW welding temperature analysis?

I do the thermal analysis for friction stir welding in Abaqus software with SPH model. The problem I have is that the temperature of the particles is higher than the melting temperature of the...

20 April 2024 7,575 0 View

How to apply heat transfer coefficient in Abaqus for SPH model?

I am doing the thermal analysis of FSW welding. The heat transfer coefficient is applied on the surface, but our SPH part is meshed, how can I apply this coefficient? After finishing the analysis...

04 April 2024 6,325 2 View

Hello How can I solve my problems in FSW welding temperature analysis?

I do the thermal analysis for friction stir welding in Abaqus software with SPH model. The problem I have is that the temperature of the particles is higher than the melting temperature of the...

05 March 2024 6,462 2 View

Hello Can someone help me how to apply the convection coefficient in FSW welding simulation in Abaqus by SPH method?

Hello Can someone help me how to apply the convection coefficient in FSW welding simulation in Abaqus by SPH method? This coefficient is applied to the surface and we have 90 in SPH, how can I...

03 March 2024 6,319 0 View

Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

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

How to get LP fiber modes directly from Comsol?

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

Can anyone help with this comsol error? Pleaaaase I need help !!?

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

Why electrical charge on the moving plate increase?

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

Why does the error "The relative error (0.29) is greater than the relative tolerance" appear in Comsol Multiphysics?

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

How to use stress and displacement results from 1st stationary simulation as initial conditions for 2nd eigenfrequency simulation in COMSOL?

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

I have need a LPBF/SLM model on comsol multiphysics ?

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

Is it possible to define exothermic processes in finite element software like COMSOL? If yes, how can this be done?

We aim to study an exothermic process and evaluate its temporal changes. Could you recommend suitable software for this purpose and explain how to conduct this analysis? What specific data is...

30 June 2024 8,413 1 View

Has anyone simulated Argon plasma jet in Comsol?

Hello, Has anyone successfully modeled 2D argon plasma jet using the COMSOL? I would greatly appreciate any guidance on this matter.

30 June 2024 5,597 0 View

COMSOL simulation of transient wave optics propagation is not physical?

Hi guys, I am trying to simulate a 1 ps long plane wave propagating in a dispersive material, with the wave optics transient module. According to the drude-lorentz model, when the frequency of...

29 June 2024 486 1 View