ezan
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ezan [2025/04/03 17:13] – admin | ezan [2025/04/04 12:17] (current) – [2-D Fortran CFD code for tornado-like vortices] admin | ||
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===== 2-D Fortran CFD code for tornado-like vortices ===== | ===== 2-D Fortran CFD code for tornado-like vortices ===== | ||
+ | The source code is here: [[https:// | ||
- | The source | + | The **eza** in the name is for //easy axisymmetric// |
+ | I believe this code is what I used as the companion axisymmetric code in {{ :tornadobox: | ||
+ | It produces slightly difference results than the code for [[https://12characters.net/anim2dvort/ | axisymmetric simulations prior to 2009]], mainly because the viscosity profile was simplified for compatibility with the [[tornadobox|3-D Fortran CFD code for tornado-like vortices]]. | ||
< | < | ||
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gunzip ezan3_2025.tar.gz | gunzip ezan3_2025.tar.gz | ||
tar xvf ezan3_2025.tar | tar xvf ezan3_2025.tar | ||
- | cd ezan3 | + | cd ezan3_2025 |
./Runall | ./Runall | ||
</ | </ | ||
This will require about 15 minutes of wall clock on an ancient PC with an i7 chip. | This will require about 15 minutes of wall clock on an ancient PC with an i7 chip. | ||
+ | |||
+ | ==== Domain and grid ==== | ||
+ | |||
+ | ^{{ : | ||
+ | |The r-z plane of the cylindrical domain. The perpetual buoyancy the drives the flow is contoured. The stretched grid is shown.| | ||
+ | |||
+ | ==== Time history of extremes ==== | ||
+ | {{ :: | ||
+ | ==== Animation of entire time ==== | ||
{{url> | {{url> | ||
+ | ==== Zoom in time and space ==== | ||
+ | |||
+ | Note the change in contour intervals, so the extremes can be detected. | ||
{{url> | {{url> |
ezan.1743718398.txt.gz · Last modified: 2025/04/03 17:13 by admin