Simulation study of tertiary current distributions on rotating electrodes
This title were uploaded by COMSOL, so my intention is to know how this author rotate the electrode in electrochemical module or electrodeposition module.
View ArticleTime Dependent Boundary Load
Hello:I am trying to conduct a time dependent study on a cubical block in which the boundary load increases with time, then decreases with time and then remains constant fora some time (attached please...
View ArticleWelded contact pair
Hello,I am new to Comsol. Before Comsol, I was using midas NFX.Contacts in NFX support welded, general, rough, etc. The welded type does not allow separation in vertical and horizontal direction. Shall...
View ArticleEffective Constant Interaction Length of PCF structure
I am working on PCF structures using COMSOL Multiphysics version 5.00 for simulation. I want to computing figure of merit of PCF. For this purpose, I need Effective Constant Interaction Length (Leff)...
View Articleflip the sign of a variable
I am running a time dependent simulation and I want to change the sign of a variable when a certain event occurs. I have defined a variable called u and I need to be able to make the statement u=-u. I...
View ArticleDetermination of Fiber Length
Hello! How can I determine the fiber length(L) of my designed PCF structure in COMSOL 5.00?
View ArticleRadial and Hoop Stress
The below post is related to an archived discussionHello:In reference to one of the earlier discussions, I used solid.srr to plot radial stress around a cylindrical hole (in a cubical block)....
View ArticleCreating a model for non-newtonian fluids.
Hi, rigth now i'm simulating a blood flow as a non newtonian fluid, i already know that comsol has the option to model it by "Non-newtonian power laaw" or " Carreau model"; nevertheless i want to...
View ArticleHow to delete the intersection point of two circles?
Hi, I am having some problems deleting the intersection points of two circle. Small circle is inside the large circle. However, they have intersection points. I wanna keep two circles but don't want...
View Articlesimluation of metamaterial in solar cells using comsol
Hi there:May I know if you have resources about simulation of sollar cells using metamaterial? If you have an idea please give steps on how to build my model for simulation. Even the basic or big idea...
View ArticleFluid with moving mesh
Hi Everyone,I am working on a model in which i want to simulate a full closed cycle (no inlet and no outlet) with a piston resulting in an oscillatory motion by pushing the fluid in the cylinder to...
View ArticleTemperature Distribution in a Pipe due to fluid flow
Hi, I am a complete beginner in this software. I have a thick pipe which is insulated from the outside and is used to tranfer air at a high temperature and a high Reynold number. I want to simulate a...
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Strange Temperature Profile simulating laser heating
I am simulating the laser heating of a structure using the formulato take into account the Reflection at the surface, the absorption of each material and a flat-top intensity distribution given by The...
View ArticleTurning Parameters on and off
Hi,I'm trying to simulate the operation of a cryostat. I'd first like to do a stationary study to simulate cooling the cryostat to base temperature, and then do a time dependent study with heating...
View ArticleModeling
I am a beginner in using COMSOL 5.0. During my first practice, I discovered the file, "v_flow_battery_membrane_variables.txt" is missing when I wanted to define the variables for membrane. Picture...
View ArticleIs it easy to withdraw money from Binance?
It takes 3 - 7 days to send your cash to your ledger, they by and large told you when you click pull back and they affirm. Digital forms of money are increasingly unstable, as henceforth you can't...
View ArticleElectric Field Distribution in COMSOL
I am trying to simulate a problem in COMSOL, whereby I have to study the difference in electric field distribution using different liquids as dielectrics. I have constructed a 2-D geometry with a point...
View Articlehttps://chaterlimited.com/fitness/alka-tone-keto/
alka tone keto Firstly, it gives your frame new beginning and after that makes your body prepared to get alive and well inside the 2nd step. Next, it is set up for settling the frame, at the identical...
View ArticleTopology optimization (density model)拓扑优化（密度模型）
当使用拓扑优化功能时，在密度模型的方程视图中修改变量，例如将图中最后一行的"dtopo1.theta"改为“1-dtopo1.theta”,改完后点一下别的窗口，再点回来时发现它又自动变回去了！！换句话说，它是无法更改的！这是为什么呢？ When using topology optimization, modify variables in the equation view of the...
View ArticleModeling FuelCells_error 'undefined variable '
Now i tried to make a model of PEM FuelCell, but after building mesh, i have a problem. i got error message at variable. "Undefined variable. - Variable: comp1.tcs.w0_wO2"what does it mean?? i never...
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