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Error in name first ELEM in mesh file
Hi, My model has 120.000 nodes and 320.000 connections was created with Mview. I remove the inactive elements.I get the error message below. There seems to be something wrong with the element naming.…
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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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TOUGH2 Sample Problem
Hello, This is Mo. I just started learning TOUGH2 and iTOUGH2. I am working on Problem No.4 (Five-Spot Geothermal Production /Injection). I am trying to modify the problem to my own problem.…
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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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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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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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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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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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MINC to simulate dual-porosity reservoir, with some fractures are open, some are closed.
I'm using MINC to simulate dual-porosity reservoir, since I assume some fractures are open, some are closed, could I assign different permeability or porosity to fracture elements based on…
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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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How to switch between injection well to production well (time dependent)
Hi, Everyone, I am a PhD student. I need some urgent help in the TOUGH2. I wan to switch the well properties between the injection well and the production well during the simulation.…
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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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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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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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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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System of equations for EOS4
Hello, I am trying to write the system of equations for EOS4. But one equation is missing. I think it is the relation between mass fraction of water in gas phase (or mass fraction of air in gas…
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How to assign a permeability for each grid cell?
Hi. I am trying to convert an Eclipse simulation model to TOUGH2. In the Eclipse model each grid cell has a (diagonal) permeability tensor, with a scalar for permx, permy, and permz.…
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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.…