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Defining Tortuosity
How to insert the tortuosity in Petrasim software?
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The extent of CO2 injection cooling using ECO2N
Hi all, Aiming at thermal QC of another code by using Tgh2-ECO2N, I made a simple coarse model with dimension 25x5x100 where dx=dy=200m and dz=4m, por & perm were 0.…
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Error in EXT.exe
Dear team, I encountered an error when using the EXT.exe. I have completed the simulation by Petrasim. But, the CMD indicated that ' forrt1: severe (161) : Program Exception - array bounds exceeded'.…
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representing an oven using extra cell
Hi everyone, I’m trying to use TOUGH2 to history match a column test where some soil was put inside a glass column and sealed and then put the column itself inside an oven set at some elevated…
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ECO2N Steady state
Hi everybody! I'm a new Tough2 ECO2N user and i'm experiencing some problems by reaching the steady state condition... I will use it as Initial conditions for the simulations.…
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MINC problems in post processing
Hi, everyone. I`m studying dual permeability problem and I`ve got a dual permeability modeling result. Anyway I`ve ran into difficulties doing post processing after running.…
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Need help on using Ext.exe to generate Tecplot input file
Hello everyone and Stefan, I tried to use Ext.exe to generate Tecplot input files, but it can not work by following the steps in the manual. Attached is my model output and mesh files.…
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EOS3-sink/source rates are piecewise constant, how to set up?
As mentioned in the title, I want to set the piecewise constant sink/source rate as shown in the attached figure, but I can't achieve the desired result after setting it many times in petrasim,…
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Using TOUGH ECO2N for Core flooding
Hi all, I am curious to know if TOUGH2 is able to model a core flooding. Suppose that there is a core sample of length 30 CM. I have tried, however my simulation didn't converge.…
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Not to achineve the end time and no error
Hello everyone, I am trying to run a geothermal reservoir model with EOS1 to predict a production rate for 10 years and the calculation did not achieve the setting end time.…
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How to consider the evaporation effect of water affected by temperature in tough2
How to consider the evaporation effect of water affected by temperature in tough2 (or what is the governing equation of water conversion in liquid and vapor)?…
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TEMPERATURE = 0.000000E+00 OUT OF RANGE IN SAT
Hi All, I am a newbie to the TOUGH simulator and trying to create a small model for brine injection using EOS7 module. While I am trying to run the model,…
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TOUGH2; grids; running time too long
Hi! I used TOUGH2 for a transient fluid flow analysis (total time for 1 year) using grids showed in the figure. Element volumes range from 1.0e-04 to 2.0e-1.…
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Problem initializing water table at a given elevation in eos9
Hello, In the TOUGH2 manual, it says that an eos9 (Richard's Equation) model can be initialized with a specified water table elevation by setting CWET in REFCO to that elevation.…
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Error 'Program received signal SIGSEGV: Segmentation fault' after increasing MGTAB
Hi, I increased the MGTAB value in the T2 file to 9000 and recompiled the code. However, when running I receive this error message: Program received signal SIGSEGV:…
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Can anybody explain the meaning of DELV in GENER?
I'm not very clear about DELV and EX, can anybody help me? thanks very much! sawyer
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How to model a leakage around existing well annulus in TOUGH
We are trying to model gas leakage around exisiting well annulus (The space between wellbore and casing, where fluid flow can occur). However, the aperture is relative large and I wonder whether this…
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udell-fitch test
Hi, I wanted to re-create one of the original Udell-Fitch input file. Copying the input from the original tough manual, the attached is what I have. When I run it, I get an initial setting error.…
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Define Constant Injection Pressure
Dear all members, I tried to model water injection with defining constant pressure instead of constant injection rate in ECO2N but I encountered no changes in the model.…
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compiling T2Well-ECO2N v1.02 instructions
Hi all, I have a mesh that exceeds the maximum number of connections (MNCON = 57,000 set as the default for TOUGH2). Having looked across the forum I can see that the T2 source code file can be…
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Pressure vs CO2 DG
Hi everyone, I've asked my self a question that i can't find a plausible answer, i hope that you can help me with this. It regards to CO2 injection at 15 ºC and 33 MPa on a reservoir…
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T2Well constant fluid properties and EOS1 relationship?
Hi, I am currently modelling a wellbore with constant density, thermal conductivity and specific heat capacity thermophysical properties at surface temperature 40 degrees like so: Wella 2 1665.e00 1.…
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Software purchase question
Hello everybody! I am a graduate student freshman, and my supervisor asked me to use tough2 software. I didn't know this software before. I only saw itough2 on the website, but not tough2.…
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Actually, I need a software I could model the Coupling Thermo-Hydro-Mechanical damage.
I was wondering if this software(TOUGH2) is suit for this purpose or not. please let me know if you have any more information in this area.Thanks
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Input file
Hi I got an input file that some cells are not included in ELEM block; however, they have some connections with other cells. Does it have any meaning or it is a mistake in making input file? Cheers