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Failure in linear equation soluation
Hello! I am having a simulation (with EOS2) containing CO2 and heat injection and well on deliverability, but I run to this error: "FAILURE IN LINEAR EQUATION SOLUTION" What could be the source of…
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About TOUGH+HYDRATE
Hello, I have a question about TOUGH+HYDRATE(T+H). I want to run cartesian model(gird : 57x57x61(total about 200000). But T+H doesn't operate, and I get the following error message on the terminal:…
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Post Processing for Contours of 3D Cylindrical system, R=224, Z=10m
This is my Plot_Data_Elements file, obtained after 3D simulation of Cylindrical grid of size R=224m and Z=10m, the problem is: its cylindrical coordinates(r,z) I have no problem,…
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Difficulty in Understanding Mesh creation
Here are the contents of Meshmaker (This makes a radial grid with radius 224m and depth 10m, RZ2DL RADII 3 0.0e00 5.0e-2 7.0e-2 LOGAR 30 1.0e2 7.0e-2 RADII 1 5.001e2 LAYER 1 1.…
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I can run TOUGH3 on RedHat Linux
Hi, I have the executables for windows and mac. However, the memory of my computer is not enough to perform the simulation I am working on, they granted me access to a Cluster with RedHat Linux.…
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Pressure-dependent Neumann Boundary condition
Dear all, Dose anyone know how to set up a pressure-dependent Neumann Boundary condition in TOUGH2? Like evaporation problem, how can I set up the evaporation amount (in GENER block) as a function…
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Trouble finding local connections
Could someone please tell me (1) what is the meaning of these messages ? (2) 1540753 & 4707353 in the above image are names or #ID of elements or connections?…
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sand column evaporation simulation using EOS4 of itough_V7.1.0
Dear friends, I am interested in this sand column evaporation case, which is shown in this video https://www.youtube.com/watch?v=-U0vivPLf3s, simulated by STURA.…
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bounds with different temperatures
Hi, I'm new using TOUGH 3 I would like to know how to define a model in EOS1 with two bounds with different temperature each.
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Flow of mineral water
Hello, I am studying the chemical effect of water in contact with cement, so I have, basically, several cells made of cement next to others of water. I would like to have a continual reviewal of the…
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Flow vs Time data from output
Hello everyone! I am a relatively new user of TOUGH3 software. I am using the software to model methane gas migration through soils. I wanted to get the FLOW data of NCG with respect to time.…
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TOUGHREACT using MINC MESH
I'm running a model about reactive transport in a fractured reservoir. I used MINC function to create the fracture system. However, I have to use 8 characters for the eleme names for the uniqueness…
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Reproducing the carbonate acidizing simulation
Hello everyone, I’m a beginner at TOUGH REACT. I want to reproduce the carbonate acidizing simulation of the paper . but, my simulation results is a slight decrease in porosity,…
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Question about simulation of rainfall
Hi everyone, I'm working with Petrasim, T2VOC module and I have a question regarding simulation of rainfall. I know I should simulate it by source/sink and define injection rate and enthalpy but I…
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mesh creation
I have a question regarding mesh creation. I am working with Petrasim, T2VOC. I appreciate if you could help me. Is there any limitation for creating mesh?…
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Using EXT for visualization of 1000 TOUGH2 output files
Hi Everyone, I am using EXT.exe to extract data from TOUGH2 output file to the TECPLOT input file format. The point is each time that I am running EXT.exe,…
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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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modelling a river
Hi, What is the best way to define a b.c. for a river (standing water body)? I have leak point at some depth below the bottom of a river within a groundwater.…
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Tough+ Hydrate: Zero support: No Matt Reagan or George Moridis
I am just bewildered by the lack of initiative or support or help for TOUGH+ HYDRATE There is absolutely not a single moderator or software developer available to answer the queries? On top of that,…
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Effective or Total Porosity in TOUGH2 EOS1
Migrated from Rockware Support Forum: Does TOUGH2 EOS1 assume total porosity or effective porosity for water? Is there a built-in conversion from one to the other?
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Piecewise homogeneous model
Hi, I tried to make a piecewise homogeneous transport (v is varying with different regions) model by setting a couple of 'fixed state' cells with a constant pressure to get the desired pressure…
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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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Porosity reduction by hydrate/ice deposit
Hi, I have a question regarding the porosity reduction of a rock after hydrate/ice formation. I see that there is the compressibility and expansivity option on the ROCKS data block which determines…
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Maximum MCYC
Hi. Although I set MCYC (maximum number of time steps) to more than 1000, TOUGH2 calculation stops at KCYC=1000. Is maximum value of MCYC 1000 ? (This is not described in TOUGH2 manual...…
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Is there a limit of injection rate that an element can accept?
Hi, I am running a 2-D planar, unidirectional flow with injection and production at both ends (actually, simulating an aquifer). But I found if I increase the injection rate more than a certain…