Questions tagged [paraview]

Paraview is an open source scientific visualization application which can import, read, analyse and post-process a wide range of file types.

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Why wall shear stress calculated from LBM directly and the one calculated based on velocity profile are so different in some cases?

First of all, I hope you accept my apologizes if my question seems off topic here. But, I asked this question in ParaView forum and after a week still I did not receive any response yet, so I'm ...
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38 views

Stress visualization for structured and unstrcutured mesh

I put together a FEM solver to do some structural analysis. At the moment I am trying to add stress visualization feature to my code. The post-processing is done with Paraview and the results with ...
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Get interpolated values in user defined 2D grid Paraview

I have a 2D flow and would like to obtain the value of certain scalar field in a set of points forming a regular mesh. These points should not coincide with the nodes of the actual mesh used in the ...
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3D log density plot in ParaView

I have a .csv file of thousands of (x,y,z) point particles that I would like to visualize in ParaView. I am able to plot a 3D scatterplot using the TableToPoints, and by decreasing point opacity I can ...
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Computing a Flux Integral in Paraview

I am currently looking into post-processing of simulation data using Paraview. I would like to compute certain integrals of field quantities. As an example, consider the following surface integral of ...
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289 views

Showing date in Paraview's Annotate Time Filter

I have a time dependent data set where each frame corresponds to a certain date. I need to show the time annotation, much like what Annotate Time Filter does, but show the date instead of time as a ...
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665 views

3D visualization of the results of a 2D simulation in COMSOL

Considering that COMSOL forum is dead and CFD-online is not responsive, I'm gonna try asking my question here: I have done a 2D simulation in COMSOL multiphysics. I have two independent variables x ...
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Can I visualize a numpy file in Paraview?

I've created a NPZ file from VTK data of an OpenFoam simulation. The NPZ file is compressed an easy to manipulate, that's why I was wondering if it is possible to use it in order to visualized its ...