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Specifying an injection well with a constant volumetric rate
Dears, I wonder if it is possible to define an injection well with a constant bottom hole injection rate (volumetric rate NOT mass rate) in TOUGH3/ECO2N using the GENER data block.…
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TOUGH3 on PC: CPU timing routine
I recently used Ubuntu terminal to install TOUGH3 on a Windows 10 Laptop. In order to compile, I had to change a call to the CPU timing routine. In the esd-toughlib source code, file parallel_stubs.…
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Incomplete simulation run
Hi, I have a problem with the attached simulation INFILE. The simulation terminates before the specified simulation time (only 0.778 s out of 10 years).…
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Specify the composition of the injected fluid
I am trying to model the injection of water-saturated CO2 into a saline aquifer. My question is how to specify the composition of injected CO2 (OR water mass fraction in the injected CO2).
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Installing Tough3 on Windows by using Bash
Hello! I am trying to install T3 on my Windows10 by using bash but this error comes up (please see the attached image). Apparently it's because the file name: " blas2.1.…
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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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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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mesh format for TOUCH
Dear community, I am an absolute beginner and have a very basic question about the required mesh format for TOUGH. Is it possible to use unstructured tetrahedral mesh in TOUCH?…
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Error in installation
Can somebody help in rectifying the error encountered as shown in attached figure. Thank you in advance
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Two phase flow (Diffusion vs advection) with mesh sizes
Dear all, dear Finsterle, I have a question regarding the mesh size and its impact on diffusion in two-phase flow. I'm curious to know if the mesh size affects the diffusion from element0 to element1.…
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T2WELL and TOGA coupling
Hello, everyone. Recently our group would like to do about CO2 injection into reservoir for CO2 flooding and sequestration based on wellbore-reservoir coupling model.…
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EOS7MG-A new TOUGH3 module for multiple gas mixture simulation
Recently, we have developed a new TOUGH3 EOS modules named ESO7MG. It is designed for modeling water, brine, and multiple gas species and their mixtures including hydrogen in subsurface multiphase…
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MESHMAKER CORNERS
Good Morning All, I believe that a version of MESHMAKER (Meshmaker 2?) exists that writes a CORNERS attribute defining the nodes of an unstructured grid.…
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MAX.RES. is small but DELTEX keeps decreasing
Hi All, I am running TOUGH3 EOS7C. The simulation seems stuck at extremely small time step. Please see below for the failure message. You can see that the residual is already very small but the time…
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Varying Flow and Enthalpy
Hi, The requirements for the injection are such that an enthalpy value is normally assigned. Given a process of surface system heat transfer, the enthalpy of injection must vary with the production…
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Facing problem to set boundary conditions
Hello TOUGH User Forum, I am Asma Recently, working on TOUGH3 simulation Here I have attached a TOUGH3 Input file (TOUGH3_Structure_Simulation.dat file) which is extracted from Leapfrog TOUGH after…
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parallel mode runs with 2 processors but not more than 2
Hello, I am running a restart model (eos7c module) in parallel mode. However, it does not run well with more than 2 processors. I wonder if anyone else has experienced this? Thanks, Haiyan
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Local Grid Refinement in T2Well
Hi everyone, I am using T2Well to model CO2 injection in reservoir system which has two wells; injection well and monitoring well. As far as I understand, in T2Well,…
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Maximum Extraction Rate for nodes on DELV?
Hello all, I wasn't able to find out in the T3 manual if there is a way to cap the output from a GENER element set on DELV such that the initial rates are not so huge.…
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TOUGH3-EOS7-diffusion
Hello, I am trying to model a salt intrusion in a confined aquifer using TOUGH3 and EO7, following Henry's problem. I am defining initial conditions (with multi 2 2 2 8:…
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Drastic fluctuation of pressure vs. time curve
Hi, I simulated a simple model with EOS1, but I got a strange pressure vs. time curve. What may causes the curve fluctuation? The ground water velocity is 10-7 m/s, the production rate is 150 m3/h.…
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Mesh Generation in T2Well
Hi, I am a new user of T2Well/ECO2N. I want to start building my model by creating mesh using Meshmaker. In TOUGH3, I am used to using the following execution procedure to build mesh: 1.…
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ECO2M: Injection under injection-pressure constraint
Hello, I'm running ECO2M to simulate a CO2 injection. Does anyone know if it's possible to simulate the injection under a bottomhole-injection constraint, instead of injection rate constraint?…
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ECO2M: Halting runs at certain maximum pressure
Hello, I'm running ECO2M and simulating a CO2 injection. I'm interested to see if there is any way I can halt the simulation runs if any of the cells reaches a certain maximum pressure,…
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ECO2M: Extracting Vector Orientation
Hello, I'm using TOUGH2-ECO2M and interested in extracting the "direction/orientation" of the vector output data (flow of heat, flow of fluid, etc), ideally generated in the same CSV format as in…