Creating High-Resolution GMV Images and Movies
This post shows how to create GMV images and movies that have higher resolution than the physical monitor of the system on which GMV is run. This is sometimes necessary for…
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Installing the Anaconda Python Distribution
Introduction This post shows how to install the Anaconda Python distribution, which contains many useful Python libraries for numerical analysis and plotting. The Anaconda Python distribution is a product of…
Known Issues 17.0.4
Known Issues main page Barracuda Virtual Reactor 17.0.4 Issues fixed in this version: KI-1: Particle Drag is not calculated for pure liquid particles when simulation has no solid materials KI-2:…
Changing Chemistry on Restart
The chemical reactions and rate equations solved by Barracuda VR can be changed on restart. However, the GUI currently does not support this advanced restart feature. This post describes how…
Setting Executable Permissions for Scripts
When running a script in Linux or Cygwin, it is necessary to give the script executable permissions. This post shows how to set the permissions so a script can run.…
Understanding the PATH Environment Variable
Operating systems use the PATH environment variable to find programs. The PATH environment variable stores a list of directories in which the operating system will search for programs. Most of…
Calculating PSD at a Flux Plane using flux2psd
In Barracuda simulations, the particle size distribution (PSD) of particles crossing a flux plane is often of interest. This post shows how to calculate the PSD when the “Bin by…
Calculating PSD at a Flux Plane using Flux2PSD.tcl
In Barracuda simulations, the particle size distribution (PSD) of particles crossing a flux plane is often of interest. This post shows how to calculate the PSD when the “Subdivide by…
Analyzing Heat Transfer through Thermal Wall BCs
Thermal Wall BCs in Barracuda allow heat transfer to and from the system, depending on the relative temperatures of the walls and fluid in computational cells. This post discusses how…
MULTIFRAME.tcl
Combining multiple views of simulation results into a single animation is a commonly used technique during post-processing of Barracuda results. The MULTIFRAME.tcl script was written to make this task easier,…