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how to set initial temperature distribution
Hi，tough community users, I want to prepare the initial or stable pressure and temperature conditions for EGS. INDOM was introduced into my flow file. The UPPE1 reservoir is the top mesh having 1.…
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About the fluid velocity in the governing equation
Hi, everyone, I'm currently studying the governing equations underlying TOUGHREACT, particularly in the context of the ECO2N module. The entire solution process is as follows： （1）For the fluid flow…
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During CO2 sequestration at basalt formation, time step size rapidly decrease
hello, everyone. I am graduated student, during master degree. I'm constructing simulation model about basalt CO2 mineralization. I am utilizing TOUGHREACT 1.2.…
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how to use RESTART to inherit the minerals fractions and change P T?
Hi, My model is 1D with 10*10*400 meter. Firstly, I renamed the save and savechemical to INCON and inchemical in the first simulation, and copied these two files to the second simulation folder.…
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Can't assign more than 500 number of material?
Hello, I am new to TOUGH2. Now, I want to generate a heterogenous field in TOUGH2, and the mesh is 50*50. Every grid has a unique material, so there are 2500 material in my model.…
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What is the popular way to visualize 3D results from TOUGHREACT
Hi, I have unstructured grid created by GMSH, what is the popular way to visualize 3D results from TOUGHREACT I tried TOUGHIO, but it won't read my flow.out properly
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Simple model test with ECO2N
I was testing the ECO2N module compiled by myself (Linux version). I built a simple model with 2 grids. I set pressure difference of 2MPa and gas saturation difference of 0.…
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Hysteresis and non-wetting phase entrapment saturation
Hello everyone, First of all, thank you all for your help. I have a question related to gas permeability. In a wetting process where \( k_g(1 - S_{\delta_{gr}}) = k_g(S_{l^*}) = 0 \),…
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Importing of pore-pressure obtained from T+H simulation to FLAC-3D
Hi all, Can someone help me with the python script for importing pore-pressure obtained from T+H simulation to FLAC-3D? Thank you in advance.
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Simulated CO2 injection into aquifers using T2WELL/ECO2M did not run successfully
Dear TOUGH community users, I am new to T2WELL/ECO2M and I am simulating CO2 injection into the aquifer, establishing a model of 0~-900m, the aquifer is located at -750~-800m,…
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total concentration of sulfate increasing over time
Hello, I ran a chemical initialization simulation for 10 million years to achieve steady state. In order to figure out how much dissolution and precipitation I have in my system,…
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Specify the time-dependent pressure boundary condition in TOUGH+HYDRATE
Hi, everyone Can I set a time-dependent pressure boundary condition in the TOUGH+HYDRATE? I wonder if it is possible to decrease the pressure of the production well over time. Thanks!
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Seeking help to solve ECO2M problems
Dear TOUGH community users, I have been struggling with the problem of not being able to successfully simulate running T2Well-ECO2M for too long and would like to seek help.…
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low injection rate cannot work in 2D model
Hi, everyone. I am so sorry to interrupt you again for a same question. I want to simulate the dissolution and precipitation of sandstone in 2D model, which were induced by meteoric water injection.…
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GMS complex mesh to tough2 error in result
dear all, i have a complex structural model created with gms, and when i use gms export mesh to tough2 option, the resulted mesh does not contain the angle of gravity and cell connections,…
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low injection rate can induce the EOS CANNOT FIND PARAMETERS?
Hi，everyone I want to simulate the dissolution and precipitation induced by meteoric water injection (toughreact332_EOS1). I set injection rate 9.5129E-02 kg/s during 2Ma,…
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how to calculate the amount of CO2(aq) in ECO2N
Hi, everyone, I'm want to know the meaning of "XCO2(aq）" in the file of flow. out and how can I calculate the amount of CO2 which was sequestered by dissolution capture?…
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cannot find -laztec
Hi folks, I am doing a clean TOUGH3 installation on a Linux system and want to use the PETSc solver. I have no interest in using the AZTEC solvers. But it seems I cannot finish building TOUGH3…
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How to show the permeability and porosity changes？
I'm using TOUGHREACT1.2/ECO2N with Petrasim,and i found that my result shows that the permeability and porosity is the same as my initial value,but I have opened the KCPL to consider feedback effects…
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How to set reasonable injection rate?
Hi, everyone. I want to simulate the dissolution and precipitation induced by meteoric water injection. Firstly, I acquired the annual rain precipitation about 100 mm/a.…
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How could charge diffierent boundary water at same model?
I set two types of boundary water in same model. And I want to charge first boundary water into reservoirs during 100-50 Ma, then charge the second one by same boundary elements sicne 50 Ma to…
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How could charge diffierent boundary water at same model?
I set two types of boundary water in same model. And I want to charge first boundary water into reservoirs during 100-50 Ma, then charge the second one by same boundary elements sicne 50 Ma to…
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compiling T2Well-ECO2N v1.02 instructions
Hi all, I have a mesh that exceeds the maximum number of connections (MNCON = 57,000 set as the default for TOUGH2). Having looked across the forum I can see that the T2 source code file can be…
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HOW DOES THE ELEME BLOCK WORK? (NOVICE ALERT!!)
Hi guys, I am a novice in using T+H. Could someone explain to me the values in the ELEME block input file for the Test_1T Problem in the Manual? Also, in the CONNE block,…
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Where to find input files for Tough+Hydrate v1.2 version, other than the ones in the manual?
Hi everyone, Does anyone know of a website where I could find input files of 1.2 version in order to compare to the examples in the manual? Or better still, can anyone post me their input files?…