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Using TMVOC or just TOUGH basic (EOS9) ?
Hi, can i know the step for LNAPL spill on top of surface then migrate to the bottom of soil, I just wanna check the saturation of soil and the velocity of LNAPL in unsaturated soil condition.…
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How to define heterogeneity in TOUGH2-ECO2N
Hi I am a new TOUGH user. I am interested in learning about defining fluid injection models with TOUGH2. I would like to learn about building heterogeneous models - which Kx and Ky differ from one…
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compiling Gslib in cluster
Dear Stefan, I am trying to compile EOS7C-Gslib. It works well on my PC where I used Visual studio. But I can't manage to do the same thing on cluster. I got this linking error: it2main.…
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Assigning atmospheric boundary conditions
Hi all., I am a relatively new user in TOUGH3. I am using TOUGH3-EOS7CA module for quantifying methane gas emissions into the atmosphere. I am very unclear about modeling an atmospheric element in…
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Defining ِboundary conditions
Hello everyone. I have trouble in defining a special boundary condition with a fix pressure, but it is also a no flux boundary for contaminant transport.…
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Quick fix of a bug in ECO2N V2.0
In the ECO2N V2.0 User’s Guide, it says that setting IE(16)=1 invokes the CO2/brine mutual solubility formulation from ECO2N V1.0 for low temperature (<99C).…
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Pre/post processing tools for TOUGH+ Hydrate
Hi, I am starting to use this tool and wondered if PyTOUGH could be used for this? I am familiar to Python and would be nice to know if there exists scripts fro pre and postprocessing in Python.…
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ECO2N, Model initial temperature distribution
Dear all members, Hi, I'm working on thermal injection simulation in TOUGH2 and I want to define an initial temperature distribution for my model. After program execution (ECO2N),…
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Program received signal SIGSEGV: Segmentation fault - invalid memory reference
Hello, the problem as stated above occurs. The model is made for methane, ethane and water reservoir. The formation is to be fractured with water. how can the above problem be resolved? Thanks.
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Injecting Methane in TOUGH+RealGasBrine model, but none appears in output
Hello, I am trying to run a simple 1-D model in which I inject gas phase methane into an initially water-saturated column of rocks. I have been able to model this system using TOUGH2-EOS7C and…
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"ERRONEOUS DATA INITIALIZATION" on IBM-AIX cluster
I encountered a problem with "ERRONEOUS DATA INITIALIZATION" , when I tried to run serval tests using TOUGH2-MP on IBM-AIX cluster. These tests had been successfully tested using the usual Tough2.…
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How can I add a free-flow Neumann boundary condition to a boundary?
I understand that IFD framework has no-flow BC by default. I am trying to set up a 3D problem where all the boundaries except the top have no-flow BCs.…
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Nonconvergence of TOUGREACT v332 (ECO2N)
I am performing 2-D radial simulation using TOUGHREACT (ECO2N). When I carried out the simulation using v332, the message "Stopping in main due to flow nonconvergence" appeared after several time…
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ECO2N non-isothermal issue
I'm injecting CO2 (at enthalpy 3.09E5 J/kg, about room temperature) to a reservoir having temperature range 50C to 100C, but the temperature at injection cell drop quickly to 3C after injecting that…
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Failure restarting Toughreact simulation.
Hi Everyone, I want to run a model with the geochemical data of a previous model. I follow the manual instructions changing the names of the SAVE and savechem files to INCON and inchem.…
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Water Enthalpy values
Halo, could somebody explain me, how to get (find, calculate, ...) values of enthalpy for water? (where I can find them?) I have find this table: https://www.thermexcel.com/english/tables/eau_atm.…
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Question on modeling landfill gas migration
Hi, Which module should I be using if I want to model landfill gas (mainly consisted of methane and carbon dioxide) migration in soil/liquid? I have heard of the EOS7C module,…
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Nonisothermal Co2 Injection using ECO2N convergence issue
I am running a non-isothermal case for Co2 injection using ECO2N. The injection cell temperature is set to be 60 degree compared to reservoir temperature of around 105 degree.…
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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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Porosity, Permeability and Capillary Pressure Modification Block by Block
Hi All, I've read in TOUGH2 manual about how to change permeability and capillary pressure of each element using PMX column in element block. But I find some problem when I need to change…
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Initial Geochemical Equilibrium between Minerals and Brine
Hello there, I'm simulating CO2 injection into sandstone aquifer of synthetic brine, NaCl. I've read in several papers in which TOUGHREACT w/ ECO2N is used and something is mentioned like "batch…
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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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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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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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Mass Balance for trace gases in TOUGHREACT V3-OMP
Dear colleagues, I stumbled about a little problem concerning the mass balance for trace gases using the new TOUGHREACT V3-OMP version. I am simulating the injection of CO2 containing trace gases…