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Confusion about CTOT and CGUESS
Hello, I am quite confused about how to provide initial chemistry to TOUGHREACT. If I want to tell TOUGHREACT that my pH is 6 and calcium concentration is 2mol/kg H2O, how should I proceed?…
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Restarting TOUGHREACT Simulations
I'm trying to restart TOUGHREACT simulations by renaming SAVE to INCON and savechem to inchem. In between simulations, I'm adjusting the initial waters associated with certain elements by changing…
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Error when trying to output the time series
So, I have 40000+ elments, and I want to output all of them's data, so I put all the elements in the solute.inp, for example But then I have the error Elements for which to output time series:…
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About the toughreactEco2n v1.2 not have the “savechem”files
Hello everyone, I was using TOUGHREACT V1.2 to run a initial progress of HC field(no thermal field). There were some problems when adding the chemical field,…
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modify output flowdata.tect
Dear all, I 'm using EOS1 with TOUGHREACT V4.13omp and I would like to modify the source code to output in the flowdata.tec file the density of the different phases with their specific internal…
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runtime in Problem 6 2-‐D Radial Model for CO2 Sequestration in Deep Saline Formation from TOUGHREACT V4
Hello everyone! I am working on Problem 6 2-‐D Radial Model for CO2 Sequestration in Deep Saline Formation from TOUGHREACT V4.0. I already got the results for the first 10 years...…
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Stuck on Performing Simulation, and chdump.out stops writing resutls
It shows multi TIME=0 CHEM.ITRERATIONS is 1 for all of them So does this mean it doesn't converge on CHEM? Thanks
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Describe the GENER block in context of the sample problem p6_eco2n
Could someone kindly provide an explanation of the GENER block, along with a discussion of its defined parameters, focusing on sample problem "p6_eco2n_2D_radial"?
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Don't understand what causes this error
The first picture is the error from .exe, the second error is in the VERS, and only flow.out has been created flow.out:…
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New to Tough simulator, question about Mesh
Hi, I am new to Tough simulator, and I have built a model in Gmsh, it would be great if anyone tells me what material I should look at to use my model. Thanks!
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Can TOUGHREACT automatically calculate injection rate into each element?
Hello, I was wondering if TOUGHREACT can automatically calculate the injection rate into each element without the user interfering? For example, I would like to injection 90 kg/s into a layer that is…
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SMCO2 is not increased
Hello I am using Toughreact v3 for simulation for CO2 injection and our simulation runs well, however, CO2 is not mineralized after the simulation has finished.…
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Last bock in CO2TAB file
Hello everyone: I have difficulties to understand the last block in CO2TAB file and search for help from here. I know the previous blocks are pressure, temperature, viscosity,…
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TOUGHREACT/ECO2N:CANNOT FIND PARAMETERS AT ELEMENT * 1*
Hi Everyone, I'm new at using ECO2N of TOUGHREACT. And the following problem is encountered when I used PetraSim to simulate. It's a simple model. And I model a strata from -2260m to -2900m below…
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CONVP block in solute.inp
Hello everyone: I have a question about implementing CONVP (chemical convergence bounds for time stepping) in solute.inp. I firstly make MOPR(10)=2 to make simulator read CONVP block.…
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Is TOUGHREACT only suitable for NaCl salt?
Hello everyone, I am conducting an experiment using different salts and distilled water to prepare brine. I was wondering if I can simulate the experiment using TOUGHREACT as it appears Toughreact…
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Use input files for injection rates at many timesteps?
Hello, I am trying to include many CO2 and brine injection rates over a range of timesteps in TOUGHREACT. I was wondering if I would be able to call a file with all of the data I want in GENER,…
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PHYSICAL MEANING OF INPUT RECORDS
Hello, I am using Toughreact version 4.13 to solve CO2 storage problems. However, I still don't understand the physical meaning of PRIMARY SPECIES and AQUEOUS COMPLEXES,…
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Pre- & Post- processors - What are their Pros and Cons?
Greetings I need to develop reactive-transport models with TOUGHREACT and run simulations as part of a project on "subsurface barrier formation as a CO2 leakage mitigation and remediation…
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ELEME & CONNE blocks
Hello everyone, I am trying to understand how to calculate grid blocks volumes and interface areas of heat exchange in the ELEME block of Toughreact flow.inp file.…
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How to confirm mole fractions of injected CO2 and SO2
Hello, I'm new to Toughreact codes. I'm simulating 1-D flow through a rock sample of dimension 50mmx100mm. CO2 is injected with SO2 impurity (10% of CO2 volume fraction) for 24 hours (1 day) and the…
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cguess and ctot in chemical input
Dear all, I would like to ask what does cguess and ctot mean in the chemical input in ToughReact? I have read the user guide, I have also searched in papers and still haven't found an answer what…
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How to calculate what portion of a constituent adsorbs.
Hello there, I ran a 1-cell chemical initialization simulation that includes surface complexation for 1000 years. For some constituents such as Cr, the total sorbed moles are more than their initial…
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changes in chemical.inp
Dear all, I am a totally new Toughreact user so please forgive me if my question is a bit stupid. I want to modify the chemical.inp from one of the Toughreact examples (1d-CO2).…
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Stopping in main due to flow nonconvergence
Hello everyone, I am using ECO2N to simulate CO2 injection into a formation with relatively low permeability. I am having trouble with an error popping up.…