Polymer Medical Implant
Altruists, Could you provide me with any paper/manual/journal where a medical implant is designed with a polymer material in COMSOL?Thanks.
View ArticleAbout the electric circuit and static electricity
I have a model of arc extinguishing chamber of circuit breaker and add a electric circuit of it.I want to simulate that when the capactior of the electric circuit changes,how does the field strength of...
View ArticleOptimization time-dependent Nelder-Mead
In time-dependent optimization using Nelder-Mead method. We use the values of object at the last time point. However, we want the constraints to work during the whole time range? Can Comsol do this?
View ArticleParametric Sweep Results as Initial Values
Hello everyoneI'm trying to take the results of a Parametric Sweep in Study 1 as Initial Values of the same Parametric Sweep (same parameter and values) in Study 2.But when looking at initial values,...
View ArticleCalculation of electrostatic potential of Electrostatic Trap using the...
Hi,I am trying to redo the simulation of an electrostatic trap mentioned in the below paper: Geometry-induced electrostatic trapping of nanometric objects in a fluid. Madhavi KrishnanBut I cannot get...
View ArticleHow Do I Model an FMCW Radar in an Environment
Hello,I'm fairly new to COMSOL and I am looking for some guidance on how to simulate an Automotive FMCW 77Ghz Radar with various target objects and an additional FMCW Radar to act as potential...
View ArticleWhat is the mathematical expression for the transition operator "flc2hs"
Dear all,I want to use "flc2hs" as a transition function in my model. However, I don't know the exact mathematical expression of the operator. Could you please provide me with mathematical...
View ArticleHow do i calculate specific absorption rate for 1gram or 10 gram tissue in...
Hello everyone,Can anyone tell me how should i differentiate between 1gram and 10 gram specific absorption rate calculation. Unlike comsol, CST has inbuilt option where we can calculate the SAR for...
View ArticleUsing step function to generate mixed Cauchy boundary condition (Rainfall...
Hi,I am simulating a hydraulic performance for a 1D soil layer. I am trying to model a heavy rainfall event which will generate surface flow. I assume that the water in each time step will either...
View ArticleGraphic problem
Hi everyone,I have some issues with Comsol 5.3, in particular when I open the software a strange screen appears (see the attachment) and I'm not able to work. After some minutes, an error message comes...
View ArticleIs there any interest for a COMSOL StackExchange community?
Hello everyone !I have been participating on this forum for a few weeks and I came to the conclusion that this community could really enjoy the use of a StackExchange website. This thread is an attempt...
View ArticleUsing stationary state plus a local perturbation as initial condition
Hello,I am working on developing a time dependent simulation of a system of pde's that I have already set up. The system of pde's has 32 variables to be solved for. I am having trouble defining the...
View ArticleChange location of COMSOL's out-of-core file
The below post is related to an archived discussionIn absence of a posted answer to the question of changing the location of the out-of-core files due to memory limitations, here is a proposed...
View ArticlePARDISO out of core
HiWhat exactly does this warning mean? I should have a better laptop with more cores?BR Lasse
View ArticleHow to displace each meshed nodes in Comsol with different displacement values?
Hi,I have a displacement and stress output of a stiffened panel solid model from other FEM package (Ab..q..s) . It is not possible to generate this model geometry in Comsol alone due to sophisticated...
View Articlebubble sound simulation
can I use COMSOL to build a bubble sound simulation,is it possible?
View Article3D Time Dependent Electric Currents Model
Hello,I'm currently using Comsol version 4.2a and I'm having difficulty solving a time dependent electric currents model with a variable current source. The current source is a 300 Hz Biphasic pulse...
View ArticleGraphic issues
Hi all,I have a lot of problems with COMSOL 5.3 and I'm not able to solve it alone. When I open it, the softare crashes: the UI is completely strange, as you can see in the attachment file.Could you...
View ArticleSupercooling effect using the PCM module in Comsol
Hi,Is it possible to capture the sharp peak in the temperature due to the supercooling effect during the freezing of phase change material? I tried to do so, however the peak happens gradually, even...
View ArticleNon-isothermal flow, thermal expansion and structural mechanics
Dear Comsol experts,I have a project where I simulate the cooling of a polymer part in a steel mold that is cooled by water (injection molding). The mold is initially at the same temperature as the...
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