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Input data file vs Disk Files
Hi All, I am very new to TOUGH2. In my case, I run initial input data file then I have Disk Files generated from TOUGH2 input file after running, these are : INCON, MESH, GENER, SAVE, etc.…
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A question about the EOS9nT
Hello everyone, I have a question or problem about the EOS9nT in my recent research project. In the attachment you can see the guide example that we downloaded together with the source code.…
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Difference between 'e' and 'd' in power expression
Hi, it might be a minor problem though (because I am a newbie to scripting), Sometimes the power expressions are written in 'd', not 'e' (e.g. 1.0d-9, not 1.0e-9 especially in DIFUN filed).…
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Mineral volume fraction greater than 1 in outsolid.dat
Hello, I have a problem with TOUGHREACT PITZER. I'm running a model with calcite, anhydrite and dolomite whose initial volume fractions are 0.99, 0 and 0.01 respectively.…
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Turbulence in TOUGH2
So I'm doing a bit of modelling on modelling high permeability faults and was getting some large fluxes of fluid (yay!) but.... I was wondering whether TOUGH2 is accurately representing these systems…
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permeable faults modelling
Hi there, Do you have any suggestion on modelling inclined permeable faults in tough2 model? how to refine faults zone only? Thank you very much Jing
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Recompiling EOS1 for using LUBAND
I have been trying to run the two water option in EOS1 to differentiate injection during a history match run but I'm not able to get a full run using the linear solvers.…
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problems running an old TOUGH2 model
Hi. I am trying to run an old model that made by another student last year, and receive the following error message in the command prompt: forrt1: severe <64>: input conversion error, unit 5,…
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Coupling between flow and processes
Hi there, I am wondering how the fluid flow and heat transport are coupled in Tough2. Are fluid and heat flow equations solved iteratively ? I would be thankful if could help me in this regard.…
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Documentation on the Numerical Aspects in Forming and Solving the Equations
Hello, There are many papers on Toughreact but I am searching for a documentation/paper on forming the equations i.e. accumulation, convection, reaction terms and solving these equations.…
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Error in Output File EOS1
Hallo team, I have problem with output result of my current model which is created in Petrasim. I generated TOUGH2 file (.dat) of the model. I tried two ways to get the result:…
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Mass out problem of Sources/Sinks about drawdown
Hi everyone : I am trying to pump water and create drawdown in TMVOC I have a question about the pump water. My pump water point is below free water level 1m and want to create 1m drawdown.…
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Does the thickness in y-direction matters when using XYZ to generate X-Z mesh?
Hello everyone, I am using the TOUGH2/ECO2N code to simulate the injection of CO2. I intend to use XYZ MESHMAKER to generate a 2D X-Z mesh. So I want to ask that whether the thickness in y-direction…
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what is the meaning of the running time is negative?
Hello everyone, can anybody tell me why the running time is negative? As shown in the figure? Thanks very much! sawyer
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Simulating CO2 injection using EOS2
Hi, I am currently learning to use TOUGH2 and using sample problem 4 (file rfp) as the basis of my work. I was wondering if it's possible to edit the input file to change the feed composition and how…
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How to assign the material properties to mesh (ELEM block)
Hi everyone, I need to assign the material properties to mesh elements into the ELEME block. In the EOS7R sample there is the MESH_MatNum file in which the material properties are already been…
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No Temperature change in iTOUGH2 forward model run, problems with atmospheric blocks
Hi Stefan, I currently have a couple of issues when running iTOUGH2 in forward mode, especially when trying to add topography (done using PyTOUGH). Often my outputs will simulate fluid flow and…
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Debugging
Hello I am running a problem and the simulation was halted at the middle of simulation. Here is the text that I found in the output file. How can I figure out and fix the problem?…
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iTOUGH2 EOS7 Compilation
Hello when compiling iTOUGH2 (linux) with EOS7 the iTOUGH2 manual indicates that the variables MAXK and MAXEQ within maxsize.inc should be set to 3 and 4 to allow for upto three components and 4…
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use of MINC file in subsequent simulations
Dear all, I want to create a MINC file and use it in subsequent flow simulations. However, if I put the MESH and MINC file in the relevant folder, the simulation only uses the MESH file.…
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Cooling cell
Hello and thanks for maintaining this forum, very useful indeed. I am running a variation of the 5 spot problem in Toughreact. Essentially this is a polygonal mesh and there is a 10 meter high…
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TOUGHREACT ECO2N
Hi, I'm quite new in using TOUGHREACT. Can anyone please clarify one question I've been having for quite a while now? The system I'm trying to model is just simple mixing between brine defined by the…
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STIMAX parameter: Which ionic strength is considered?
Dear all, I have a question concerning the STIMAX parameter in the solute.inp file in record 3. As described in the TOUGHREACT V3.0 manual, STIMAX acts as:…
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Is there a limitation in the number of grid blocks to be printed out?
Hi- I ran two simulations with different number of grid blocks to be printed out in 'time.out' The first case with 10 grid blocks had no problem at all but the other one with 100 blocks encountered…
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EOS7C tracer phase
Hi All, In EOS7C, what phase is the tracer in at injection? I have defined a Henry's constant, but presumably that takes effect after injection. Also, how can I see output for tracer in the liquid…