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MINC and low permeability case problem in Tough2
Hi All, I set up a case using the MINC with 2 continua. The first continua represents the fracture and the second one represents the matrix. For this case,…
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Do you have a recommended module to simulation gas condensate reservoir?
It's a deep gas condensate reservoir, what's module is good for it? What about EOS7C? Thank you very much
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Hi everybody, I have a question regarding a particular simulation (I am using Petrasim). Can you help me?
Hi everybody, I have a question regarding a particular simulation (I am using Petrasim). Can you help me? I am trying to simulate the heat and fluid flow within a volcanic edifice.…
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problem with initiatal conditions eos3 diffusion of water vapor in water in unsaturated soil layer
Dear moderators in my problem i have to solve the diffusion of water vapor in water in unsaturated zone attached are the input file and mesh file i could not find the problem even i tried for long…
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Circulating same produced fluid
Hi I am using TOUGH2-ECO2N module for CO2 injected into brine filled reservoir. I am trying to simulate where the produced fluid has to be circulated back into the system.…
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error message when using EXT.exe
Hello TOUGH users and specially Stefan, I need to export TOUGH2 results to Tecplot. I used EXT.exe but afte 6 timesteps this error message appears: forrt 1: severe <64> input conversion error,…
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XAIRL in volume element with no liquid phase
Hello TOUGH users! I am simulating a simple diffusion problem with EOS3. In my model, I have a volume element which is fully saturated with air and the rest of volume elements are fully saturated…
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Help with defining basic Confined and Unconfined Aquifer and transport models
Hello All, I am brand new to PetraSim and have been trying to learn to make basic models of confined and unconfined aquifers, model advection-dispersion,…
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Gas relative permeability: equation ???
Hello everybody, I have one question regard the document Tough v2, in "tough v2.0 manual" , we assume krg=1-krl if Sgr=0, we found that this is very strong assumption and which is not confirmed by…
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Error on installation
I'm trying to install TOUGH2 for EOS2 and I'm having trouble in the compilation. I'm not sure if the code is right and when I type it, I receive this message.…
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Oil relative permeability in EOS8
Hi All, I am trying to set up the input file for EOS8 module to run a water flooding oil case. As from the manual, the oil relative permeability is set to be linear with respective to oil saturation…
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A problem with my simulation with EOS9nT
I have some problems in my modelling project with EOS9nT. In my example I want to simulate the nuclide release and transport process in a disposal site with a 3-D model.…
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MINC Varying Fracture Spacing
After reading the manual, I can't tell if it is possible to vary the fracture spacing between different gridblocks using MINC in TOUGH2. Is there a way to do that? Thanks, John
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Making input file
Hi all I am pretty new to TOUGH code and my domain problem is trapezoid. Actually, it is hard for me to make my input file boundary in notepad manually.…
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Suggestion in change the GENER
Hi, Dear all, I want to add a feature about delaying / shutting the production well with wellbore deliverability modulue. The manual said the production well with wellbore deliverability can not be…
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Time stepping in dry-out zones
Hello all, I know it is a general question, but any hint will be appreciated. I am running a 3D model of CO2 injection into a layered aquifer using the ECO2N module.…
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Using MINC to represent groundwater flow in fractured porous media
Hello, I am investigating whether TOUGH2 will enable better characterisation of groundwater flow than more basic, single porosity packages like MODFLOW.…
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Numerical Methods and Meshing Strategies
Hello, I am writing a research paper on different reservoir simulators in the market today. For the TOUGH simulators, I would like to get more information about the numerical methods that are used…
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Element Numbering
I am wondering what convention is used for the alphanumeric (described online as AAAII?) element numbering. For instance: cell #1 = 001, cell #1000 = A01, but I'm not able to figure out the pattern.…
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Budget zones
Hi, i need to define the water budget in the geothermal system that i´m modelling, so i want to know if it es possible to define budget zones in TOUGH2 like in other softwares (e.g. Visual Modflow).…
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EOS7C - time stepping problem
Hi everyone, I am using the EOS7C to simulate a pumping test (production well) in coal seam gas aquifer with hydraulic fractures. I used automatic time stepping (MOP (16) = 2),…
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Problem 5: TCE Spill
Hi everyone, I use TMVOC to reproduce the problem n°5 in the T2VOC User's Guide with an additionnal VOC, which is PCE (tetrachloroethylene). I am a little bit stuck as I try to run the first part.…
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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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Convergence issue with 1D model for both PFLOTRAN and TOUGH2
I thought the developers of TOUGH2 maybe interested in this problem as well. I'm using EOS3 to solve the two phase problem. The left end of this model is atmospheric open air boundary condition at 0.…
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Analytical solution for TOUGH2-ECO2N
Hello I am currently using TOUGH2-ECO2N. I would like to compare and check my numerical results with an analytical solution. I am wondering if "Theis solution" is applicable to simulate the CO2…