Model flexibility of a cable
Hey all,I am trying to model the flexibility of a power cable. For instance when once side of the cable is fixed to a plug in a socket and the other end of the cable is moved in different directions....
View ArticleModelling of coil for wireless power transfer
Hi,I am working on a COMSOL model trying to excite a coil with 25V and 1A using the lumped port method and a frequency excitation of 90kHz to be used for wireless power transfer for battery charging.I...
View ArticleTime dependent flow study
Hi all,I would like to do a time dependent study (and particle tracing possibly) on a straight channel. After I do the stationary study, I do not have clear ideas on how to proceed.Would you mind...
View ArticleSlip boundary Conditon
How can we impose slip boundary condition using Coefficient form PDE
View ArticleShape info not found.
The below post is related to an archived discussion[start here] Hello, I'm using COMSOL to solve a PNP and structural mechanics coupling. When trying to run the structural mechanics study, I get the...
View ArticlePlotting Radial Stress around a cylindrical hole
Hello:I used solid.srr to plot radial stress around a cylindrical hole (in a cubical block). Unfortunately, I am getting an error message (attached please see the screenshot) when I try to plot the...
View Articlehttp://www.orignalsupplements.com/herbaslim-indonesia/
HerbaSlim Indonesia In addition to the fact that you should expel certain nourishments from your eating regimen, an individual ought to likewise limit or evacuate in regards to concoction based...
View ArticleHow to ignore a diffusivity of a reactant on transport of diluted species
Hi there, I'm a beginner of Comsol.Now I'm trying to calculate chemical reaction combined with normal chemical reaction module and the transport of duluted species module. My target is a reactants that...
View ArticleLagrange Multipliers, Laplace equation
Dear, I am trying to understand how COMSOL use Lagrange multiplier for boundary condition for the corrosion. which is the resolution of Laplace equation, with imposing a current at the boundary. For...
View ArticleActivate Heat Flux - Time-Dependent
Hi,Hey, I used Version 5.4 for a time-dependent thermal stress simulation in a 2D-space. In this version I used the Activation-Node for the physics 'Solid Mechanics', where I activated a few layer in...
View ArticleSlip boundary Conditon
How can we give slip boundary condition in axisymetric cylinderical coordinate system?
View ArticleFillet operation
Hello to everyone! My name is Alexander, a master degree student at ITMO University, Saint Petersburg.Currently I am working with golden nanotriangle structures. I don't want my structure to have any...
View ArticleHow to use comsol on a linux server, I've got errors below.
(comsollauncher:3421): GLib-GObject-WARNING **: invalid (NULL) pointer instance(comsollauncher:3421): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)'...
View ArticleSlope Stability and Mesh Fineness
Hello,I want to run slope stability analysis for a slope using COMSOL. The slope dimensions and the soil properties are obtained from an example discussed in the Griffiths and Lane’s paper. The FS in...
View ArticleUsing Variables as Plot Range
Hello,I'm quite new to COMSOL and currently working through the tutorials. In the busbar tutorial, there's the issue that the color range for the Temperature surface plot doesn't scale properly.My aim...
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Modeling the Nernst-Planck-Poisson equation using the PDE solver
Hello everyone,I am having problems trying simulate a basic problem of electro chemistry. I know I could just use the build in NPP solver, but I want to do equation-based modeling using "Coefficient...
View ArticleLaminar flow - 3D
Hello,I am working on a design of an injection nozzle, where an ohmic heating is implemented in the nozzle to heat up our product passing through it. it is a rectangular nozzle, where there are two...
View Articlemodeling a parallel plate reactor with a porous catalyst region
Hello, I am modeling a parallel plate reactor with a porous catalyst layer attached. I have already built my reaction model using Reaction Engineering module. I then generated a space-dependent model...
View ArticleMesh nodes at rotating boundary not aligning
Hi,I'm using an older version of comsol and am trying to model quite a simple problem. The geomerty comprises of a representation of an offeset rotating impeller. I'm trying to model the rotation of...
View ArticleVolume of Fluid
Does COMSOL have Volume of FLuid method for addressing moving mesh? I am aware of moving mesh (ale) and deformed geomety (dg) physics in COMSOL that takes acoung of a deforming domain. How are they...
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