Keurfon Luu's Profile - TOUGH User Community

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Re: TOUGHIO CO2 Leakage Along a Fault
Hi, This is likely due to Numpy v2 which is not yet supported by toughio (working on that). Please downgrade to Numpy v1.26 or install toughio in an environment using that version of Numpy.
- Keurfon_Luu
- 3 mths ago
- iTOUGH2
- Reported - view
Re: TOUGH3 output and ext2
@Mathieu Gossez There is no error message. The command line program is simply warning that it added a third dimension to your mesh (since it's 2D but VTK requires 3D points).
- Keurfon_Luu
- 5 mths ago
- TOUGH3
- Reported - view
Re: Need Help Generating VTK Files for Vector Visualization in ParaView
@Raul Lee As I mentioned in my previous post, you need to install the current development version of toughio from GitHub: pip install https://github.com/keurfonluu/toughio/archive/devel.…
- Keurfon_Luu
- 5 mths ago
- TOUGH3
- Reported - view
Re: Need Help Generating VTK Files for Vector Visualization in ParaView
Hi @Mathieu Gossez You can do it with the development version of toughio, to install it, run in a console or iPython kernel: pip install https://github.com/keurfonluu/toughio/archive/devel.…
- Keurfon_Luu
- 6 mths ago
- 1
- TOUGH3
- Reported - view
Re: Error Message
Hi @Muhammad, You need a blank line at the end of the blocks ROCKS, COFT and FOFT.
- Keurfon_Luu
- 8 mths ago
- TOUGH2
- Reported - view
Re: How to extrat the results from OUTPUT in TOUGH3
import toughio output = toughio.read_output("OUTPUT") toughio.write_output("OUTPUT_ELEME.csv", output) The Python code snippet above should do the trick.…
- Keurfon_Luu
- 9 mths ago
- TOUGH3
- Reported - view
Re: How to find a grid index
@Rim If you are familiar with Python, you can use toughio for that. For instance, if you want the name of the element nearest to [10.0, 10.0, 0.0]: import toughio from scipy.…
- Keurfon_Luu
- 11 mths ago
- 1
- TOUGH3
- Reported - view
Re: call TOUGH in jupyter notebook and PyTOUGH
@Haiyan Zhou You also need to pass your input file in the argument. Basically, subprocess first argument is the command you would type in a terminal. First, try the command in cmd.…
- Keurfon_Luu
- 1 yr ago
- TOUGH3
- Reported - view
Re: call TOUGH in jupyter notebook and PyTOUGH
@Haiyan Zhou Try passing your command as a string (instead of a list) and set shell=True: subprocess.run('bash -c "/path/to/tough3-eos7c"', shell=True) You can also check the code here: toughio/_run.…
- Keurfon_Luu
- 1 yr ago
- TOUGH3
- Reported - view
Re: call TOUGH in jupyter notebook and PyTOUGH
If you want to run TOUGH from Ubuntu Terminal within a Windows shell (e.g., cmd.exe), you can prepend "bash -c" to your Linux command, for instance: bash -c '/path/to/tough3-install/bin/tough3-eos1…
- Keurfon_Luu
- 1 yr ago
- TOUGH3
- Reported - view
Re: How to Add Velocity Parameters in TOUGH3 Input file (.dat file)
Hi Parlin, What do you call "velocity parameter"? For what purpose do you want to add such parameter in the input file?
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: How to visualize MESH file (output from TOUGH3) in paraview?
Hi Parlin, How did you generate your MESH file? MESH is not a simulation output, it only contains mesh data required by TOUGH (e.g., cell volumes, centroid coordinates...).…
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: A question about coupling TOUGH2 and FLAC3D
@cocogoat I can try, although I haven't coupled TOUGH with FLAC that way. But we cannot help you without a MRE (minimal reproducible example). Please provide much more details when describing your…
- Keurfon_Luu
- 2 yrs ago
- Questions & Answers
- Reported - view
Re: A question about coupling TOUGH2 and FLAC3D
Are you solving the mechanical equilibrium once you imported the pore pressure?
- Keurfon_Luu
- 2 yrs ago
- Questions & Answers
- Reported - view
Re: Error compiling TOUGH3
@Barbara Carrera Can you try the following commands? sudo apt update sudo apt upgrade sudo apt install gcc gfortran mpich cmake libblas-dev liblapack-dev python2 python Then, run Python:…
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: How to read and visualize MESH file using PyVista
@Refaat G Hashish Generally speaking, no. To reconstruct an actual mesh for visualization, you need the corner points coordinates of the cells which are lacking in TOUGH generated MESH files (X, Y,…
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: Getting Started: Homogenous Aquifer
@Nicholas Fry , If you are not afraid of Python, I would recommend using the Python package toughio to set up your problem. There are a couple of examples in the documentation, for instance,…
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: How to read and visualize MESH file using PyVista
@Refaat G Hashish The method `plot` relies on PyVista, so you can refer to PyVista's documentation to customize your plots. For instance, to change the color of your background, see here: https:…
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: How to read and visualize MESH file using PyVista
@Refaat G Hashish Since you are using toughio to set the material, why not directly use toughio built-in mesh generation functions to generate your structured mesh? dx = 10 * [10.0] mesh = toughio.…
- Keurfon_Luu
- 2 yrs ago
- 1
- TOUGH3
- Reported - view
Re: How to read and visualize MESH file using PyVista
@Refaat G Hashish I am not sure how you got material defined in your MESH file since TOUGH built-in MESHMAKER does not have such feature. Anyway, none of the previous sample codes have imported the…
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: How to read and visualize MESH file using PyVista
Hi @Refaat G Hashish , Generally, given any MESH file, you can use the function `toughio.meshmaker.triangulate`. As you guess from the name, this function performs a Delaunay triangulation to…
- Keurfon_Luu
- 2 yrs ago
- TOUGH3
- Reported - view
Re: Blank MESH
@Huanwei Shi Anything after ENDCY is ignored by TOUGH.
- Keurfon_Luu
- 2 yrs ago
- 1
- TOUGH2
- Reported - view
Re: The program stops unexpectedly
@Mahmud muhammad mahmud Hi Mahmud, I would suggest you to look at the public web application (https://toughio-dash.lbl.gov) and look at how the different increments affect your mesh.…
- Keurfon_Luu
- 2 yrs ago
- TOUGH+
- Reported - view
Web application toughio-dash released to public

Hello, The web application I developed to pre-process TOUGH input files has been released to the public and can be accessed via: https://toughio-dash.lbl.…
- Keurfon_Luu
- 2 yrs ago
- 1reply
- 129
- 2
- Pre & Post Processors
Re: Tough2-FLAC 3D
@Arshad Shahzad Please refer to toughio's documentation: https://keurfonluu.github.io/toughio/
- Keurfon_Luu
- 3 yrs ago
- Questions & Answers
- Reported - view

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