Boundary Integration in a Parametric Sweep
Hey all, I am running a parametric sweep solver across several values for a single constant and I need to be able to output the total force per area on a circle composed of 4 boundaries for each...
View ArticlePlotting transient solution with parametric sweep.
Hi I have a simple reactive-transport model involving two chemical species which are coupled together through a reaction term. I am interested in a transient solution. I wanted to perform simulations...
View Articleparametric sweep (old issue, new problem)
Hi all, I know this issue has been mentioned a few times on the forum, but each one refers to a slightly different aspect and none of them explains the problems I am facing. The idea is simple - I have...
View ArticleHow to use parametric sweep by loading parameter values?
Hi, I have several parameters to add in study settings, as below: parameter: a1 a2 a3 a4 a5 first set: 1 3 4 5 7 second set: 2 1 3 6 4 ...etc. There are many sets, so I don't want to key in step by...
View ArticleExport Results of a Parametric Sweep
This topic has been discussed previously, but none of the solutions identified seem to work for my case. I am running a 3D eigenfrequency model, solving for 20 eigenvalues (though COMSOL actually find...
View Articleparametric sweep with charged particle tracing
Hello, i have 2 studies in my model: 1) A study that calculates electric and magnetic fields 2) A study that calculates charged particle tracing only with the fields from 1) now i would like to...
View ArticleParametric Sweep in order to change the location of a point
Hi, I'm using the Parametric Sweep in order to change the location of a point who separate edge into two lengths; each has a different boundary condition. (One defined by me and the other one is the...
View ArticleParametric sweep and geometry change
a,b,theta_a and theta_b are global geometry parameters. theta_a = 2/a, and theta_b = 2/b. a,b,theta_a, and theta_b are all used in geometry creation. I am running a parametric sweep for parameters a...
View Articleparametric sweep stops when encountering error
I'm a COMSOL newby and have just gotten into the concept of parametric sweeps. At the moment, I'm running parametric sweeps for fluid flows on a simple rectangular domain. What annoys me, however, is...
View Articleabout parametric sweep and optimization
I built a reaction model, I want to know the equilibrium states of the reaction at difference concentration of one material. so I use the parametric sweep to calculate the equilibrium results. but when...
View ArticleSolver Error: Divergence cleaning failed for linear System
I have the following situation: - Model with two permanent Magnets (not touching each other) - Study with Parametric Sweep to move one magnet along the other - After some steps of the sweep, the solver...
View ArticleFrequency domain study - changing the force on a point load with frequency
Hi, I'm having some trouble finding out how to apply a frequency-dependant force. I have a model where up until now, I've been using a non-varying force of 1N on a point load, then performing the...
View ArticleInterrupting Parametric sweep without loosing results
Hi, i'm running a large parametric sweep which turned out to dramatically slow down during the last few combinations. My machine has been crunching for days now and i'm wondering if there's a way to...
View ArticleParametric Sweep gives different results with separate calculations
Hello, Strange things happened when I use Parametric sweep function today. Initially, I solved a model by setting a parameter as a fixed number ( say "a"). Then I swept this parameters with different...
View ArticleParameteric vs. Batch vs. Cluster sweeps
Hi, I have a time-dependent model and I would like to sweep through a range of values of one of the model parameters. The problem is an 'embarrisingly parrallel problem' and very much similar to the...
View ArticleDo I need to specify the unit in the parametric sweep
Hi if I have a variable "a" which is specified as 4[µm] in the global parameters section and in the geometry I have specified [µm] to be the default unit. I wish to do a parametric sweep of it, but do...
View ArticleData Sets not Updating on Geometry Parametric Sweep
Hello, I have a 2D-Axisymmetric model with a Cut Line data set defined by two points, each with r and z coordinates determined by two parameters such that the cut line is always a fixed distance away...
View ArticleHow to generate scattered field for multiple angle of incidence ( or sum...
Hi all, i'm working on a scattering problem. I need to find the scattered field over a range of angle of incidence. I know that i can plot the scattered field for each angle of incidence , but i want...
View ArticleParametric sweep: how to add one step
Hi, I have run a parametric sweep calculation on a geometrical parameter. Now I want to add only one step without re-running all steps already solved. E.g. results for parameter "A = 1,8,15,30,60". I...
View ArticleInitial parameter value effects parametric sweep
I am using a parametric sweep to vary the wavelength of incident light for a nanophotonics simulation, but I'm finding that the initial value of my wavelength parameter effects the results. The...
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