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Changing inner grid boundary condition with time
Dears, I have been trying to model CO2 injection in a saline aquifer reservoir where the injection rate and injection temperature are constant during the injection period.…
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No convergence during CO2 injection into heterogeneous mineralogy
Hello, I am very stuck on a reactive transport modeling project, and was wondering if someone would be willing and able to help me. I have initialized a homogenous (100% quartz) 2-D aquifer system…
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Setting up initial water chemistry
Hello, I am trying to set up a TOUGHREACT model of reactive transport during upwelling of CO2 and salt, starting by emulating the chemistry presented by Zhang et al., 2016 (attached).…
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Limitation to the number of VOCs ?
Hi everyone, I am currently running simulations with 8 VOCs (plus air and water) and I want to add 6 more VOCs. I modified the T2 file like so: - MNEQ = 17 (16 components + one energy balance…
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Actually, I need a software I could model the Coupling Thermo-Hydro-Mechanical damage.
I was wondering if this software(TOUGH2) is suit for this purpose or not. please let me know if you have any more information in this area.Thanks
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iTough2 parallelization by PVM
Hello, I appreciate a response on some aspects of PVM parallelization, in case you have some experiences with it. Is it possible to do the parallelization on a single machine with extended number of…
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Lithofacies random fields in TOUGHREACT?
Hi, I am trying to apply random fields both in flow and rock chemistry. I know I can do one for the flow field using permeability modifier (PMX) option equipped in TOUGH2 (flow.…
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Post and Pre-Processing free codes for TOUGH2
Hi everyone, I`m trying to download the free codes developed for TOUGH2 post and pre-processing parts but all the links are broken on the National Berkeley Lab website.…
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Input file
Hi I got an input file that some cells are not included in ELEM block; however, they have some connections with other cells. Does it have any meaning or it is a mistake in making input file? Cheers
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WinGridder
Hi, dear all I 'd like to purchase WinGridder for making complex models. Please tell me Which OS is fit to use WinGridder ? (Can it be run on PCs with windows7?) Best Regards, Yamamoto
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Increase maximum number of elements/connections
Hi, I’m trying to increase the maximum number of elements/connections by recompiling the source code ( I’m on a Windows 7 64 bit pc and access gfortran through Cygwin).…
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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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Well modeling
Hi everyone, I use TMVOC to model remediation of soils and groundwaters. I first need to model pumping tests and I was wondering how could I precisely model wells and observation wells.…
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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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ECO2N, initial condition
Hi,dear all I'm working on gravity equilibration by TOUGH2 ECO2N module. First,the bondary condition is shown in the picture, and I have attached my input file, MESH,SAVE,and the output file.…
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EOS7C pressure range
Hi there, I read through both the tough2 and EOS7C manuals to find the pressure range limitation to run simulations, but I didn't find it. I have a abnormal high pressure reservoir,…
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Initial condition setting with MINC
HI All, If I activate MINC and set the porosity in the following way, will the porosity apply to both matrix and fracture element? I use this method to assign the porosity,…
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zero flux for ions at boundary condition
Hello, When simulating a drying process of a porous media it is possible in TOUGH2 to apply a capillary pressure at the boundary condition. However, when doing such a simulation with a porous media…
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Running sample problem 7
On page 109 of the User's Guide, it is mentioned that 'Small changes were made in subroutine GXYZ of the MESHMAKER module meshm.f to obtain the domain assignments' but the changes themselves have…
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MINC to simulate dual-porosity reservoir, with some fractures are open, some are closed.
I'm using MINC to simulate dual-porosity reservoir, since I assume some fractures are open, some are closed, could I assign different permeability or porosity to fracture elements based on…
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question about TOUGH2 output
Hi, dear all I'm working on geothermal model by using TOUGH2 with PetraSim. Now I want to conduct with model calibration by using PEST. To do so, I must output temperature from TOUGH2 model,…
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Oil relative permeability in EOS8
Hi All, I am trying to set up the input file for EOS8 module to run a water flooding oil case. As from the manual, the oil relative permeability is set to be linear with respective to oil saturation…
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Convergence issue with 1D model for both PFLOTRAN and TOUGH2
I thought the developers of TOUGH2 maybe interested in this problem as well. I'm using EOS3 to solve the two phase problem. The left end of this model is atmospheric open air boundary condition at 0.…
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Question on the block of CONNE
Hello everyone, I have a question on the block of CONNE. Whether can I only input part of the connections between two cells instead of all the connections?…
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Error when use MESHMAKER to generate XYZ mesh in TOUGHREACT ECO2N sample problem
Hello dear, I am trying to learn the ECO2N module in TOUGHREACT, so I began at the sample Problem 5 – 1-D Radial Model for CO2 Sequestration in a Deep Saline Formation.…