Exporting Comsol data to Matlab?
Hello everybody, I want to postprocess Comsol data in Matlab. Since Ascii files blow up in size and I get "out of memory error", I'm looking for some other way. I've no experience with Comsol-Matlab...
View ArticlePreparation of figures for papers/thesis?
If it has been written somewhere, can someone point me to where there is a guide to producing figures from 2D plots? I am using COMSOL 4.2a, and want to use some surface plots alongside legends of the...
View ArticleParameters in file name
Hello all, I am in a situation where I need to work with 40 or so parameters, and as a result when I export my results from a parametric sweep (with parameters appended to the file name) the file...
View Articleexport mesh data for an explicit selection
Dear all, I am a relatively new user COMSOL with a lot of Finite Element experience both on the programming and theory level. I started with COMSOL today which went actually quite fine and fast. I...
View ArticleExtracting data during simulation for each iteration
Hi, In my model, I want to have the amount of pressure at specific grid points (1D model) at each iteration, and use this value to manipulate another variable which is used in the next iteration. I was...
View ArticleExport Data - Beam2D
Hello, I have made a model using the Beam 2D element, and on the "Export-->Data->Expressions" I can not find the structure characteristics i.e. velocity, displacement etc. It is an eigenfrequency...
View ArticleData format of exported data adjustable?
Is the data format of the exported data adjustable? I have calculated two integral values per time step. I would like to have data exported in a format one line per time step with data in a row....
View Articleextract data from Comsol to matlab at a specific area
Hi: I have a rectangular structure in Comsol and the field is located in the middle of the domain. I want to export only the data at the middle of the domain where the field is located, can I do that...
View ArticleCreating a zstack of images of COMSOL results
Hello, thank you for reading this, I was wondering how I could export a zstack of slice plane images. In other words, I want to start at the top of my model, make a slice plane image, visualize my...
View ArticlePDE import and export
Hi! Is there a way to Import/Export General Form PDE from/to a text file, as it is possible in the cases of e.g. parameters and variables?
View ArticleA problem about exporting data on deformed mesh
I am trying to export the data on a deformed domain at different times. However, the export file only contains Coordinates information of the first time frame I chose. If there is 10 time steps, I have...
View ArticleExport eigenvalue problem
Hi everyone! I'm having a quite strange problem and I'd apreciate your expertise. I'm looking for the transversal modes (with the mode analysis study) in a step index fibre using the wave equation...
View ArticleExport to file node in parametric sweep
Dear all, I'm investigating eigenfrequencies of a plate with different properties using a parametric sweep. However, I have difficulties exporting the data for post-processing. Currently, I use the...
View Articleexport species and reactions
Hello. I am working on plasma model in plasma module. I have made a lot of species and reactions it this model. Is there any way to export only this species and reactions with cross sections? I mean...
View ArticleComsol with Abaqus Solver
Hello, I'm modeling a laminar flow with particle trajectories in a microchannel. Is it possible to write an input file after complete every detail about modeling to solve it with Abaqus Solver? Thanks.
View Articleexport wave simulation result in text file
Hi, I have done a 2D time-dependent simulation of elastic wave propagation in a linear elastic medium. I have done it in 4.2a running on Linux. My desired output is displacement component along y at...
View ArticleExport 3D-Grid data for multiple time steps
Hello, I would like to 1. calculate the electrical field/ potential within a volume over time 2. define a grid within the volume that specifies points to calculate the interpolated the field for...
View ArticleExport data from specified region
Hello, I'm using COMSOL to solve the Laplace equation. I want to do a data export, using the regular grid format. However, I'm only interested in exporting a small domain (a "rectangle") of the...
View Articlenodes #
hi, is it possible to export the numbers of nodes in the mphtxt file associated with the coordiantes Regards
View Articlehow to create a video file
how to add a time variable to my simulation for a negative refractive index sample. I want to export a "video.gif" file but I think I need more frames. I think my wave propagation is a constant, do I...
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