Particle deposition efficiency based on forces.
Hey, I am quit new to this software. I have done the particle depsoition simulation for my case. My study includes two forces, drag and gravity. Now I find to out of total (50,000) how many particles...
View Articlecyclic voltammetry
Is it really so that the ready-made cyclic voltammetry node is valid only for 1D? I am able to do my CV simulation in 2D or 3D by using the Transport of Dilutes Species node, but I stumbled to the...
View ArticleSimple heating in a 2D coil
I'd like to simulate the heating in a small thin wire copper coil in 2D. When current is going through the wire it heats up. This changes the resistance which increase the heat loss further. In the end...
View ArticleAbout The Combined Inductive/DC Discharge Interface
Hi,I am making arc welding simulation using this interface. Should I only define the current in the Electric Current interface and needn't to define the current density in the Magnetic Fields cuz I see...
View ArticleInternal error file processing.
I was trying to edit an application in Application Builder that outputs a file with all the node and element numbers (the application came from here...
View ArticleAC Joule Heating in Frequency Perturbation Study
The below post is related to an archived discussion[start here]Hey, I wanted to respond to this post but it was outdated so I linked this post to it. I found a way to successfully use Joule Heating in...
View ArticleDeformed Geometry in Assembly
Hi, I am a new user. I would like to know, about how to implement Deformed Geometry Physics to an Identical contact pair, in an assembly.
View ArticleTana Hoy
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Failed to moving mesh
Hi all,I have a question regarding to the moving mesh. Currently I am simulating a copper busbar with current injected, and there is a U-shield enclose the busbar. I want to see how the magnetic field...
View ArticleMoving sets of PCBs simulation
Hi, im so much new and unfamiliar with all this multiphysics stuff and by the way i have got a very definite question(application) and it would be very nice of you guys if you could help me. here comes...
View ArticlePrincipal strain and directions for elastic strain tensor for an...
Dear all,I want to calculate the Principal strain and directions for ELASTIC strain tensor in a elastic-plastic model. I found that the principla strain and directions given in COMSOL are for the total...
View ArticleModeling 1 MHz RF Ar Plasma Jet by Plasma Module
Hi everyone I wanna model a simple Ar plasma jet with sinosuidal voltage .The frequency of the voltage is 1MHz and the pick to pick voltage is 2 kV . I have made a simple model by plasma and laminar...
View ArticleNeed explanation about pointwise constraint options
Hello! I am new to COMSOL and would love to hear more about these options in COMSOL. So under the pointwise constraint, there are constraint expression and constraint force expression. Mind to explain...
View ArticlePolarization direction in 3D
I know that the direction of polarization should be defined when conducting piezoelectric energy harves.In practice, however, the potential and displacement values were not adequate when the...
View ArticleGetting an error while computing study.
The error I am getting while computing the study is: "There are 1490866 void equations (empty rows in matrix) for the variable comp1.Vm. at coordinates: (0.000278243,-0.15,0.043131),...
View ArticleInitial values of ionic(Electron,Positive an Negative ion) conentration values
Dear All Greetings of the day. I am trying to simulate a geomety which contains a needle- sphere electrode with different dielectric mediums(Air, tranformer oil with and without nano particle). I have...
View ArticleHow to model magnetic flow physics and magnetic field gradient in COMSOL...
I have a model of the human airway tree. I need to model the magnetic field gradient on the human airway tree produced by a coil( or a permanent magnet) placed outside the airway tree using comsol....
View ArticleHow to draw the relation between radar cross section and scattering Angle...
Hi, I have simulated the nanosphere scattering with comsol 5.2a, and now I want to draw the curves about radar cross section and scattering Angle. Just like the picture below, so what should I do with...
View ArticleCoupling matrix & Elasticity matrix of Silicon and Silicon dioxide
Hi, I am working on Piezoelectric(AlN) simple cantiliver acuator, having my cantiliver composite 3-layer beam( Si, SiO2(buffer) and AlN on top as active layer). Physics that I am using is...
View Articlereverse piezoelectric effect error
Hi,I am simulating the converse and reverse piezoelectric effects.The piezoelectric element used was PIC-255, and the elastic body was CFRP (50 GPa).The simulation result of converse piezoelectric...
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