Plot TCF in COMSOL
Hi, I have a question regarding simulating temperature coefficient of frequency in COMSOL. I want to draw the curve of TCF for Lithium Niobate, so I defined temperature as a parameter and consider the...
View ArticleStationary and Time Dependent giving different solutions?
I've successfully modelled a transport of coupled dilute species, electrostatics and deformed geometry problem in 1D and I'm now trying increase it to 2D. I'm having an issue with concentrations going...
View ArticleAverage pressure at the meniscus
Hello, I am new to comsol and working on the capillary flow using Lamiar flow phase field method. Is it possible to calculate the average pressure at the meniscus exactly. Meniscus is an isosurface...
View ArticleMuscle-Tendon Interface
Hello everyone,We are trying to model the material properties (elastic modulus, density, etc.) as they shift from tendon to muscle to bone. We are aware of using analytical, interpolated, or piecewise...
View ArticleEMF measurement in the secondary coil of a flat transformer.
Hello, I am a new user of COMSOL, at the moment I'm trying to build a model of a flat printed transformer. The model includes two square-shaped coils: primary and secondary, located inside the...
View ArticleEffect of applied electric and magnetic field on the velocity and flow rate...
Hi, can i know how to change the applied electric and magnetic field value respectively in this model so that i can observe its effect on the flow velocity and flow rate?Thank you.Best regards, Chin.
View ArticleApplying the same lumped element to multiple 2D objects
Hi,I am trying to construct an artificial waveguide, for that reason I am trying to assign lumped element inductors to 20 or more small squares. Initially I was creating just one "lumped element" with...
View ArticleHow to plot Stress vs Strain curve?
Hello, I am new to COMSOL and I ran some simulations in Structural Mechanics using some examples given in the COMSOL online library. Now in the post-processing I want to plot unidirectional...
View ArticleHow to open a saved file
Hi there,The title may look silly but it's not actually. I use COMSOL 5.3 version and I currently have a problem. When I double-click a saved comsol file in the desktop, the comsol opens a new window...
View Articleviscous dissipation
The below post is related to an [archived discussion]hello ..i need formulation of calculation viscous dissipation in mixer (/forum/thread/58781/power-dissipation-in-thermoiacoustics-module)[start here]
View ArticleData transfer between two models
How to add the data of the average pressure of one section with time to the inlet boundary condition of another model?
View ArticleHow can I replace an imported STEP geometry?
Hi,I would like to know how can I replace an imported STEP geometry whitout to have to rebuild the whole study?Many thanks,Marco.
View ArticleDiscontinuous Interior boundary condition in PDE modules
Hello,I would like to apply an interior boundary condition in the general PDE module in order to have a discontinuity in the dependent variables across the internal boundary. Ideally, I would apply an...
View ArticleNon Periodic / One Time Instantaneous EVENTS
Hi COMSOL enthusiasts,Currently I am working on caloric materials with "Heat Transfer" module, that under a stimuli, eg: pressure, magnetic field, etc... change their temperature following a certain...
View ArticleImport real terrain to comsol
Hi everyone,I want to simulate a real area and build a 3D model, but I don't how to import the real terrain with real elevation, is there some examples or could someone help me?Thank you in advance!
View ArticlePlasma ion concentration distribution analysis
Are you having a good day?I have a question as I proceed with the plasma analysis.We studied with the Corona_discahge_air_1d example in the Apllaction Libraries.The purpose of our research is ion...
View ArticleCorrosion simulation
To simulate the corrosion simulation of metal immersion, how to set the cathode and anode, I mainly want to see his corrosion thickness.Looking forward to reply, thank you.
View ArticleTemperature as Boundary Condition
Good morning, How can I specify a fixed temperature on a point in my model? I know how to impose this condition to boundaries and not to domains, edges and points. Thank you.
View ArticleAdding Source Terms To k-epsilon Equation
Hi I have a question about coupling simulation of solidification and turbulence. For simulating the flow field in the mushy zone between liquid phase and solid phase, I added a source term to the...
View ArticleProblem with the computation in High mach number flows
Hello everyone, I try to compute one on my fluid computation on Comsol but unfortunately I have the same error each time. When I use the laminar flow physics I can find a solution but when I use the...
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