Comsol streamline plot.
May 28, 2013 · Faisal Wani March 23, 2016.
Comsol streamline plot The geometry of the detailed electrical device is built in SolidWorks® software and imported into COMSOL Multiphysics® via the CAD Import Module. Color Expression, Deformation, Export Expressions, Filter, and Selection. (E. Watch the video to learn how. Right-click a 3D Plot Group to add these plots from the More Plots submenu. Watch this video to learn how to use Streamline plots to fit the needs of your COMSOL Multiphysics model. 2 provides improved functionality for creating streamline plots, new contour and isosurface series plots, and the ability to enhance 3D and depth perception with floor shadows. You can display the vector quantity of interest to you in 3D domains, on surfaces, or on lines through Arrow Volume, Arrow Surface, and Arrow Line plots; respectively. Plot a vector field as a streamline plot. When the plot type is defined, click the Plot button (), press F8, or right-click the node and select Plot. This update helps to remove stray lines and inconsistencies for 2D Streamline and 3D Streamline Surface and Streamline Multislice plots. Apr 25, 2015 · please help to make a streamline code in matlab i made a streamline but that's figue was not i wanted. However, when I used 1D plot->plot graph, I got an empty plot and a warning saying "The plot is empty. Plot for the last time stored. Watch this video to learn how to use these plot types to fit the needs of your COMSOL Multiphysics ® model. , specifying ) works fine for me. ここに示されているヒートシンクモデルでは, 流線を追加して, 空気領域とヒートシンクの周囲を通る空気の流れを示します. Create a Plot export feature that points to your streamline plot. result(<pgtag>). 3D streamline plot is analogous to the 2D streamline plot except that there is no height data setting and the starting point selection is different. Nov 8, 2023 · Filtering (e. I would like to re-create something like show the image file. Parth Mar 18, 2013 · Hi, I have a question on the streamline plot. the 3D cut plane correponds to the YZ plane. COMSOL Multiphysics ® version 6. Ex, ec. I can do it contours but it looks quite crappy and non readable. Parth A streamline is a curve everywhere tangent to an instantaneous vector field. To plot the cumulative distribution, use the same kind of Histogram plot, with Peak normalization, with the Cumulative option enabled. This field was used as an inlet boundary condition in the detailed model (at the position of the slice plot). Ey, es. Histogram plot settings for residence time distribution function. Use a Streamline Multislice plot in 3D to visualize a vector quantity on slices. es. we could see the yz streamline in the 3D streamline plot. Spheres and Arrows That Move with the Field in Streamline Plots Jan 18, 2022 · Hi, I am new to comsol. Please login with a confirmed email address before reporting spam model. A streamline is a curve everywhere tangent to an instantaneous vector field. I'm not sure what you mean by "the area is cover does not grow. I tried to adjust the density of streamline positioning , but didn't work. Add Color Expression, Deformation, Export Expressions, Filter, Material Appearance, Selection (Plot Attribute), Translation, or Transparency subnodes as needed. 2024-12-09 comsol 员工 您好，可以检查下流动接口中是否包含了固体域，或是在后处理中绘制速度，观察固体域中是否有数值。 如果有上述两种情况，则需重新设置流体域。 You can use a Streamline plot to display a vector quantity, which is especially useful for visualizing fluid flow. Cold you please explain what is this streamline number about? The streamline plot contains a set of streamlines. It contains the start point, the end point, and the length of the streamline. See attached. For me, the following selections resulted in bold streamlines: A streamline is a curve everywhere tangent to an instantaneous vector field. A streamline is a curve everywhere tangent to an instantaneous vector field. While they are best known for their wavy shapes, significant care and intention can go into the creation of good streamline plots. If you want to view the strength of electric field quantitatively, create another type of plot. このビデオを見て, 流線プロットを使用してCOMSOL Multiphysics ® モデルのニーズに合う方法を学習してください. Streamline Surface. Streamline plots visualize a vector quantity as streamlines on slices. Export. , plot the electric field along the x axis, or something like that. Streamline plots show curves that are tangent everywhere to an instantaneous vector field. For this reason, they are often used to visualize fluid flow. Thanks on answer. Sep 11, 2013 · try adding a streamline plot and select the expression for electric field components, i. Though i have to use two streamline plots in one diagramm, because the name of the dependent variable differs on both sides of the boundary. Contour plots display your results on a series of colored regions or lines. Only a small part is used for Among the many plot types available are Surface, Line, and Volume plots. Feb 6, 2012 · I would like to analyse the electric field lines, especially on the boundary. Use a Streamline plot in 2D or 3D to visualize a vector quantity. In COMSOL Multiphysics ® version 5. Volume plots are used to display quantities on 3D domains. Jun 23, 2014 · Streamline plot of the velocity field. In the "Line type" selection, choose "tube". Table 21-12 below it lists the plot attributes: subnodes that you can add to certain plot types to modify or enhance the plot. Nov 15, 2018 · The solution is to clear the Plot data set edges option for the plot groups you wish to export (you can always switch them on again after exporting). In its Settings window, select the Only export starting points and endpoints check box to include one row with the starting point, the endpoint, and the length of the streamline for each streamline. May 28, 2013 · Faisal Wani March 23, 2016. In this video, we show you how to create and edit a Streamline plot to display your results. For the heat sink model shown here, we can add model. Apr 28, 2016 · Dear comsol users, I need some help here. Arrow plots are available in three dimensions. You can use a Streamline plot to display a vector quantity, which is especially useful for visualizing fluid flow. 3D streamline plot is analogous to the 2D streamline plot except that there is no height data setting and the start point selection is different. 5 brings moving points and arrows to streamline plots, a Filter dataset, and image export improvements. Watch this video to learn how to use Streamline plots to fit the needs of your COMSOL Multiphysics ® model. To plot results in another window, right-click the plot group node or the plot node and select a plot window from the Plot In submenu. For example, you can use Streamline plots to depict fluid flow, while Arrow plots can be used for a range of electromagnetics, transport phenomena, and heat transfer applications. com Among the many plot types available are Surface, Line, and Volume plots. I have build the 3D emf model on 6 parallel bar with the same current density. For the heat sink model shown here, we add streamlines to show the air flow through the air domain and around the heat sink. For the heat sink model shown here, we can add To get the length of the streamlines, use an Export>Plot node. Slice plots are a postprocessing tool that can be applied to your COMSOL Multiphysics simulations that are modeled in 3D. Open the output file: There's one row for each streamline. Among the many plot types available are Surface, Line, and Volume plots. The integer is simply a streamline number. 2010, 23:54 GMT-7 6 Replies . Alternatively, if you create your geometry such that the volume in which you want to plot the streamlines is a single domain, you could then use the "selection" feature to plot streamlines only in that domain. Without this number, you don't know what points belong to what streamlines. In the COMSOL Multiphysics ® software, you can use the Report Generator to create a comprehensive report of an entire model and this tutorial video demonstrates how. For the heat sink model shown here, we can add COMSOL Multiphysics® version 6. Ey, ec. Kindly help. Streamlines visualize a vector quantity on domains. Streamline plots visualize a vector quantity as streamlines on plane surfaces. 5 below. I am not able to plot the components of a vector though, as determined by the new coordinate system. Streamline plots are a postprocessing tool in COMSOL Multiphysics® that can be applied to the results of 2D and 3D models. com Apr 28, 2016 · Dear comsol users, I need some help here. Most of these plots can be used for any application, while some are designed to help visualize specific physical phenomena. 2. For instance, if the new basis vectors are e1,e2 and e3 (defined by curvilinear coordinate system), I do not know how to p Oct 12, 2023 · You have overlaid two kinds of arrow plots: streamline arrows and field volume arrows. Ez. I guess you don't find streamlines between the plates because you chose the start points outside the capacitor. Parth The algorithm used to generate uniform and magnitude-controlled streamline plots in 2D and on surfaces in 3D has been improved. Ez or ec. Therefore, the field lines on both sides of the interface do not match when i choose the option "Magnitude Controlled". Feb 1, 2012 · I also tried to plot them in a 2D plot group format, by representing only the normal components to the flow direction, but the plots require a surface to be defined. But when I add a 3D cut plane in the data set. Use a Streamline plot in 2D () or 3D () to visualize a vector quantity. Posted 25. This is especially useful for fluid flow applications. I had what looked like a reasonably good velocity magnitude sectional plots, but then when I tried the streamline a got some segments and only a few lines going through, even though I used 200 startpoints. Jun 4, 2012 · I have a 3D model of a system of permanent magnets and am trying to obtain a streamline of magnetic flux density along specific planes in my model. . Detailed Geometry. Streamline plots are a postprocessing tool in the COMSOL Multiphysics ® software that can be applied to the results of 2D and 3D models. If you have a streamline plot, then switching from lines to either ribbons or tubes will solve the problem. Mar 18, 2013 · Hi, I have a question on the streamline plot. 流线 图是 COMSOL Multiphysics ® 软件的后处理工具之一，适用于二维及三维模型的结果分析。您可以利用流线 图工具来显示矢量，特别是在流体流动分析中。 欢迎观看本期视频，学习如何在您的 COMSOL Multiphysics ® 模型中使用流线 图。在视频中，我们在散热器模型中 Jul 23, 2010 · Use streamline command to generate and plot streamlines A little clunky, but it seems to work. Jul 26, 2010 · I ran into a similar problem when I was modeling a fluids problems as well. Surface plots are used to display results quantities on surfaces, such as the boundaries of 3D domains. Feb 21, 2013 · The problem is that "sometimes" I cannot see any streamline when I used "magnitude controlled" logic for 2D streamline plot. g. Aug 10, 2017 · The results from COMSOL Multiphysics are evaluated in the midsection of the zones along the streamline, shown in the streamline plot below. Streamline multislice plots are available in 3D plot groups. In Apr 25, 2015 · please help to make a streamline code in matlab i made a streamline but that's figue was not i wanted. Use a Streamline Surface plot in 3D to visualize a vector quantity on surfaces. Jul 8, 2013 · In the plot settings window for streamline, scroll down to the tab "colouring and style". For the heat sink model shown here, we can add In COMSOL Multiphysics® simulation software, Streamline plots are used in postprocessing to visualize vector quantities in 2D and 3D models. Sep 20, 2024 · Note that while COMSOL employees may participate in the discussion forum, COMSOL ® software users who are on-subscription should submit their questions via the Support Center for a more comprehensive response from the Technical Support team. Dear comsol users, I need some help here. There are other plot types that create lines, most commonly, Streamline plots. 5. You should also find "arrow volume" and "arrow surface" plots to be helpful in visualizing fields. 2 provides new features to better define cathodic protection of pipelines, as well as the ability to include contact resistance on various boundary conditions. Watch this video to find out how to create an Arrow plot and learn about the several options available for this plot type. bar cross section was in YZ plane The 3D streamline could be clearly seen. Slice plots are a postprocessing tool that can be applied to your COMSOL Multiphysics ® simulations that are modeled in 3D. Note that while COMSOL Streamline Plot. The simulation results and theoretical estimates are within 3% of each other, as indicated by the tabulated results. In Streamline plots are a postprocessing tool in COMSOL Multiphysics® that can be applied to the results of 2D and 3D models. See full list on comsol. Check the "Only export start and end points" check box. 4. Streamline surface plots are available in 3D plot groups. Note that while COMSOL employees may participate in the discussion Add a Streamline plot during postprocessing to visualize vector quantities in 2D and 3D models for fluid flow applications. The plot displays in the window selected from the Plot window list. I did have results of the domain including the point I wanted. Then right-click on that plot group and choose Streamline. The Filter subnode is added to the Histogram plots to filter on the Particle Counter logical expression. Isosurface plots display your results on a set of colored surfaces where the results quantity is constant. Browse all of the postprocessing and visualization updates included in COMSOL Multiphysics ® version 5. Read about these updates and more below. Corrosion Module Updates For users of the Corrosion Module, COMSOL Multiphysics ® version 6. Feb 5, 2015 · 1. Add Deformation, Color Expression, Export Expressions, or Filter subnodes as needed. When I try to create a 2D plot of the flux density field using streamline, however, my plot seems random and doesn't fit with my 3D results. ) Streamline plots are a postprocessing tool in COMSOL Multiphysics® that can be applied to the results of 2D and 3D models. i right now have only the confining surfaces of the geometry, but I need a surface in the domain, that will be at an angle to the X-axis, normal to the circumferential direction. " 3. In this video, w Arrow plots are available in three dimensions. The streamlines then loop from one exterior plate surface to the other arond the capacitor. In the settings for a streamline plot there is an option for positioning the streamline along a plane but the drop down menu provides no options for selecting / defining a specific plane. The following table lists the available plot types and their attributes, including links to the description of the properties and settings. Learn more here. • Contour plots display your results on a series of colored regions or lines. create(<ftag>,"Streamline") creates a streamline plot feature named <ftag> belonging to the plot group <pgtag>. 3D Line plots are used to display results quantities on lines, such as the edges of a boundary. 3. Mar 19, 2013 · I exported data and got x, y, z coordinate with one more column for streamline which has whole integer number. The select or enter the variable values appropriately. Your report can include all of the settings that were made during the modeling process, such as model properties; physics settings; studies; and graphics of the geometry, mesh, and results. 07. To further enhance the plot, we also show you Use a Streamline Surface plot in 3D to visualize a vector quantity on surfaces. I am a bit comfused by COMSOL because its result is not based on element or nodal points. Not sure what you did, exactly. Dec 29, 2014 · In the solved model, there is an existing 3D plot group called Pressure (spf2) that already contains a streamline plot. In 3D, you can also use a Streamline Surface plot to plot streamlines on 3D surfaces. Let’s take a look: Let’s take a look: Only half of the symmetric pipe geometry is modeled, with the inlet at the bottom and the outlet at the top right in this view. It happens randomly among exact same simulations, but different geometry. Browse to some output file. Sep 9, 2013 · For example, in the Model-Builder, right-click "Results" and choose either 2D plot group or 3D plot group. 2 introduces improved streamline plots, floor shadows, and more. model. com Streamline plots are a postprocessing tool in COMSOL Multiphysics® that can be applied to the results of 2D and 3D models. In Arrow plots are available in three dimensions. Ex, es. Jun 11, 2012 · When I make the streamline plot in 3D, the field seems to be correct (symmetric and through the middle of the magnet). e. Hi Bjorn, Thanks for explaining such a versatile technique. I want to assign values of magnitude of velocity in the streamline plots. I would like to plot results of a point versus frequency. it was just circle between charges i'd like to make a streamline like a figure that charge to charge graph plesase help to plot streamline i want send to my e-mail leejh6800@naver. Feb 16, 2015 · Your plot is a surface and contour plot of the potential, not the field. You can use a Slice plot to display a quantity on one or more cross-sectional areas within your 3D domain, usually to visualize the change in a variable throughout the domain. Zoran Vidakovic, COMSOL COMSOL Employee. mwwwkgigxaizalznefusbwerxylqotkrpqeqshqhwqealxenpwzpwvwxlvpntvtortdmmrpcuh