When a simulation has numerous data points, you can compare your results with reference or experimental data directly within the comsol multiphysics graphical user interface. The underlying engine for this export is the comsol livelink for. I mostly dump the values into a table and export from there. We have collection of more than 1 million open source products ranging from enterprise product to small libraries in all platforms. A complete list of premium features and membership options is available here. The source data files were generated using the export postprocessing data option from comsol. Tecplot 360 is commercial software that may only be used by research workgroups that have purchased a license and are running a private license server. Tecplot 360 is also used in chemistry applications to visualize molecule structure by postprocessing charge density data.
Lowlevel file io functions let you work with data files in any format. It builds a connection between matlab to tecplot by outputing binary tecplot data file. Note that while comsol employees may participate in the discussion forum, comsol software users who are onsubscription should submit their questions via the support center for a more. Hi im solving a system of 6 odes time dependant and wish to export them to a set or 1 of ascii files that can be imported to origin the format being the variable against the time. The ability to export data from almost any database using ole db or odbc, and save data to the mostpopular office formats makes flyspeed data export a really universal data export tool. I am trying to export the data 1d line graph to a txt file from comsol 4. Do you have any experience with exporting data from comsol to matlab in comsol 4. Jun 27, 2009 i would like to generate a mesh in comsol products like i can do with initmesh in the partial differential equation toolbox and export the data into matlab. I was using comsol to simulate how fluid flow is affected by nanostructures. During this period comsol developed its own software known as femlab that expanded the capabilities. Fast, reliable, easytouse and memory efficient, tecplot software helps you understand and communicate your results to others.
How to survive alone in the wilderness for 1 week eastern woodlands duration. Export mesh data for comsol cfd online discussion forums. By default comsol will save any changes you have made during. Find out how to get set up to work from home or anywhere outside of your office. You can import cad statically oneway with the standard product but if you want the bidirectional live features you have to buy the comsol extra for that.
How to export model results from comsol comsol multiphysics. Best regards, arnoud hello, it need this information too. I am actaully using the synchronize option in comsol, not import i have tried importing it but i get some other errors. The problem is the following, comsol is able to export just one single variable per time so if i need the two components of velocity i need to create two files. Integrate matlab code with comsol multiphysics models. Autodesk understands that working remotely can be challenging. I wonder how one can convert comsol simulation data simultaneously with the mesh into something useful for analysis and visualisation in other programs. Software such as microsoft excel, matlab, tecplot and ensight can be used. When i export from comsol into excel, the data is displayed with a column of 5000 entries for t0, with the corresponding displacement and xaxis value in the adjacent two columns. How to convert comsol femcfd results into vtk or other.
In the comsol multiphysics software, you can use the report generator to create a. Mar 20, 2014 this is possible because the cad import module has its own rendering kernel which is able to read in these files and render them. Can we export 2d data from comsol to tecplot researchgate. Hi all, ive simulated a radiative case using do radiation with fluent. Instead of exporting binary file, it exports ascii file, which is human readable. When combined with the cad import module, design module, or one of the livelink products, the 3d geometry can be exported to the acis or parasolid file formats for use in other software. Normally, to export these data into matlab, i must do it manually.
There are many uses for these stl files, but the one we highlight in this video is 3d printing. Exporting data to tecplot 360 cfd online discussion forums. Users of comsol multiphysics software can now export technical datasheets from matwebs collection in the comsol material library format. Import text data from comsol matlab answers matlab central. This addon loads comsol data files that have been exported using comsols export postprocessing data option. If you have access to comsol multiphysics and a 3d printer, you can follow along with this video and print your own reallife models of any 3d comsol geometry. Select cut point 2d 1 from data sets and set the xcoordinate of the cut point to w and the ycoordinate to t2. Tecplot 360 is a computational fluid dynamics cfd and numerical simulation software package used in postprocessing simulation results. It allows conventional physicsbased user interfaces and coupled systems of partial differential equations pdes. The underlying engine for this export is the comsol livelink for matlab module, with matlab as the manager for the file import and export. But the code is outputing the displacement in the entire domain. It supports both ijk ordered data and finite element data. Tecplot specializes in visual data analysis tools that boost your productivity, integrate into your workflows and cut time in understanding cfd, simulation or experimental results.
Here is a simple tutorial to calculate the biological impact of a. So when i run both programs at the same time, i can directly send the geometry from solidworks to comsol and i have done it with some other 3d geometries before. Export comsol data file to tecplot comsol multiphysics. This is a matlab function to read ascii format tecplot data. Matlab tool to read tecplot ascii dat tec2mat file exchange. The next time you run tecplot you will see the choice write data as formatted text in the tools menu. In addition, the cad import module allows you to import the native file formats of a number of cad systems, such as solidworks, inventor, ptc creo parametric, nx, and autocad. I just cant find a way to do it and the help section was no help at all. Comsol to 3d pdf comsol multiphysics visualization to 3d. You must know the license server name and port number to use tecplot. But at first glance, these data seem incomprehensible to anyone who didnt have an advanced degree in nuclear physics 1. This is my own script to export data from matlab to tecplot. Using the ecad import module, you can import your ecad files into comsol multiphysics and convert the 2d layouts into 3d geometry that is suitable for simulation.
As far as i know comsol is not able to create cgns files, but just txt files. Dec 28, 2011 14 extract data from simulation, line scan, line graph comsol 4. Extracting data file from comsol tutorial 8 youtube. Comsol multiphysics enables the export of geometries as stl files. After that, using the dlmread command to read the modified text file. We believe visual analysis is the key to unlocking information hidden in complex data, leading to worldchanging discoveries and innovation. With thousands of customers worldwide, tecplot, inc. Can we export 2d data from comsol to tecplot i export xy data to tecplot and its work correctly. Extracting data from a simulation, generating a line scan, determining the wavelength of an electromagnetic wave. You can read popular file formats, such as microsoft excel spreadsheets, text, images, audio and video, and scientific data formats. To export the mesh data you have to use the menu for export fem as fem will be the structure with all the mesh information. How to convert comsol femcfd results into vtk or other formats for external visualisation.
I would really appreciate if someone could help me out. How can i export mesh plot data out of comsol products. Output comsol result from matlab matlab answers matlab. The 3d geometry objects constructed from the ecad layouts can be further modified using available features in comsol multiphysics. Nov 11, 2009 as far as i know comsol is not able to create cgns files, but just txt files. Extracting data file from comsol tutorial 8 duration. Once a suitable analysis result of the design vibration characteristics are performed, the numerical data and geometric mesh may be visualized. Fyi, if your just importing geometry into comsol, its a lot easier just to do it with a cad program like solidworks. Comsol multiphysics is a crossplatform finite element analysis, solver and multiphysics simulation software. Now id like to export the velocity magnitudes from a constant x value and varying y value.
I am basically trying to import some comsol mesh in to ansys or cfx, is there a link between these programs. Tecplot 360 is commercial software that may only be used by research workgroups that have purchased a license and are. All cad software supports the export of parasolid, acis, step, and iges file formats, which can then be readily imported into comsol multiphysics. Hi everyone, i am just wondering whether pointwise can export mesh data that could be utilized for comsolmultiphysics.
How to import results data into comsol multiphysics. In this video, we import data from outside of the software into tables and then create and customize graphical results. Hi everyone, i am just wondering whether pointwise can export mesh data that could be utilized for comsol multiphysics. Nov 03, 2008 im solving a system of 6 odes time dependant and wish to export them to a set or 1 of ascii files that can be imported to origin the format being the variable against the time. Data import and export functions provide access to data from files, other applications, web services, and external devices.
Learn how to create and export results of comsol models in this video in the learning center. Dec 03, 2012 using livelink for matlab, it converts comsol. This opens up a world of simulations, including, among other applications, the electromagnetic, thermal, and structural behavior of these components and devices. Using the same format of the file you exported just copy and paste your matlab data into it. Fast, reliable, easy to use and memory efficient, tecplot software helps you understand and communicate your results to others. Can we export 2d data from comsol to tecplot i export xy data to tecplot and its work. I am trying to import some data from comsol that defines the displacement of the surface of a cylinder at each point in time t, and its point along the xaxis. In this section, were discussing software packages that strive to be comprehensive, multiphysics tools but, in our opinion, fall just a little short in some respect.
This kml file contains data about the tsukuba express. Arguments of the function is similar to mat2tecplot. Jun 10, 2016 normally, to export these data into matlab, i must do it manually. Flyspeed data export is the musthave tool to export data from your database quickly and easily. Data converter for loading comsol data into tecplot. Comsol provides an ide and unified workflow for electrical, mechanical, fluid, acoustics and chemical applications. I cant remember what format we used to export from solidworks that was accepted in by comsol. I then downloaded an addon in tecplot giving the possibility to read txt files from comsol. Flyspeed data export export data from database to excel.
I export xy data to tecplot and its work correctly. The cad file import and export functionality has been extended to support new versions for the following file formats. I want to output y displacement result at some points 73 74 1 114 151 154 191 194 229 234 269 in the model. Use matlab as a scripting tool to set up and solve your comsol models. For users of the cad import module, comsol multiphysics version 5. However, what this would do is set your comsol multiphysics tool to use the cad import module all the time, as opposed to the built in rendering engine already in the root comsol multiphysics tool.
1526 830 1662 1518 502 937 875 1153 547 1540 966 892 357 768 1051 1670 1082 977 983 525 833 734 853 773 1192 1345 499 945 1049 1275 1024 429 825 55 1401 756 459 1314 466 128