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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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Mesh Maker 1.5 3d/2d MESH VISULAIZATION
Can any body cooment on whether, its possible to visualize the mesh you have created using Mesh Maker 1.5 can be visualized using any software? plz tell guys,…
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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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DIFFUSION Block
Hi, I am using TOUGH+Hydrate and I'm fairly new to it and learning as I go. I am using injection of water into a gas bearing reservoir. I wanted to include the diffusion block and tried the example…
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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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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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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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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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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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Convergence problem chemistry
Hello, everyone, I was running a water-rock interaction model with Toughreact. The runlog.out file prompted "Warning: chemistry did not converge at node A1114 (routine NEWTONEQ),…
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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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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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Big alternating in/out fluxes along sloped water table boundary
Hello, I am using iTOUGH2-ECO2N to investigate upwelling of CO2-laden brine into a shallow aquifer system, but I am having a problem with the initialization of the flow model and would appreciate…
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Pressure loss
Hello, I am using TOUGHREACT to model a core-flood experiment. One end is closed and has CO2 and/or brine injected in and the other is set to be an inactive node to simulate the constant pressure at…
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Error in defining Heterogeneous Regions with Meshmaker 1.5
Hi everybody, I have a question about geometry definition in meshmaker. I tried to define a very simple layered material by using meshmaker 1.5, and I tried to define the layers by heterogeneous…
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Is it possible to compute a simulation with OH- as primary species?
Dear all, I would like to know if it is possible to compute a simulation by using a database with OH- as primary species. I used the kswitch utility in order to switch a database with H+ to OH- as…
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iTOUGH2 version 7.1
Hi, I was trying to run an example with iTOUGH2 (ver 7.1) - T2VOC for sensitivity analysis, but got an error message (screenshot attached). There was no problem when I tried with same input files…
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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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ECO2N permeability modification
Hi all, I have a question about random permeability modification using ECO2N. When I include a SEED dummy domain in ROCKS and use input parameters for logarithmic permeability modification,…
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TOUGH2 code compiled with IVF（based on VS circumstance）
Hello，everyone！ I have some question about compile TOUGH2 code. I have two fortran compiler,but I can only compile TOUGH2 code follow the suggest giving in https://tough.forumbee.…
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Natural State geothermal model calibration using itough2
Hello everyone. I have been modelling the natural state of a geothermal field (which shows excellent convection) using TOUGH2. I have achieve almost perfect fits for a section of the field,…
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erroneous initialization
how to solve errors with erroneous initialization? and also the errors regarding temperature out of range?
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The relationship between S_l and P_cap is not consistent with the van Genuchten function
Hi, I am using ECO2N for simulating CO2 storage. I wanted to verify that the relationship between the liquid saturation, S_l, and the capillary pressure, P_cap,…
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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...…