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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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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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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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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.…
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Output flux of aqueous species
I would like to output the flux of all aqueous species across specified connections. Is this possible? I am using TR3.32. Thanks, Heather
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CO2 injection in a depleted oil field
Hello, what module do you recommend for the simulation of CO2 injection in a depleted oil field? Some examples would also be helpful.
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Recompiling with higher number of ELEME/CONNE
Hi I remember I read somewhere which parameters to be modified to recompile the code (omp-v3.3) to include higher number of elements and connections. However I cant find it.…
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where to specify the tolerance of gas transport in tr2.0
Hi: from a recent simulation, 'runlog.dat' shows the bellow error message: Warning: chemistry did not converge at node a 8 (routine NEWTONEQ), Non-convergence type: absolute Node temperature (C): 10.…
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Large runlog.out file
Hi I am having problems with large runlog.out files causing my disk size to get full quickly. I have made sure that the parameters responsible for this in REACT block are not made greater than zero…
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Postprocessing ToughReact (or Tough2)
Hi. Any preferred tool for post processing, including visualization and analysis ability for ToughReact? Seems that Tecplot is used by some people. But the vendor states that the output files (or…
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Total No. of Aq. Complexes
Hi Everyone, I just found from an error message that there is a default limitation for maximum number of aqueous complexes to be used in the TOUGHREACT simulation i.e 70.…
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Problem running TOUGHREACT v 1.2 on Petrassim
Hi, I am new to TOUGHREACT and using v 1.2 on PETRASIM. Essentially I am trying to model formation of quartz veins on fractures from fluid from rock matrix. Just to see I set certain conc.…
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Setting stack sizes when running v3.32-OMP in Linux environments
Hey everyone, I've noticed that the only way I've successfully been able to run simulations with TOUGHREACT v3.32-OMP in a Linux environment was by setting the stack size to unlimited ('ulimit -s…
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Flow of mineral water
Hello, I am studying the chemical effect of water in contact with cement, so I have, basically, several cells made of cement next to others of water. I would like to have a continual reviewal of the…
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TOUGHREACT using MINC MESH
I'm running a model about reactive transport in a fractured reservoir. I used MINC function to create the fracture system. However, I have to use 8 characters for the eleme names for the uniqueness…
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Reproducing the carbonate acidizing simulation
Hello everyone, I’m a beginner at TOUGH REACT. I want to reproduce the carbonate acidizing simulation of the paper . but, my simulation results is a slight decrease in porosity,…
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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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Does the ExtraCell function run well
I want to simulate a small flooding, the core is tiny and I want to add an ExtraCell, where can I find the manual about the meanin of the parameters?
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Convergence problem with different mesh size
Dear Sir or Madam, Sorry to disturb you. I was running a simple 1D transport model with surface complexation, but it never ends. However, I found it worked when I increased the mesh size from ∆x =1.…
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Problem with runlog.out file size
Hello: I'm working with toughreact 2.29 in a cluster, and i have noticed that the "runlog.out" file is the output file of higher size (even higher that "flow.out"). To the point that is an issue.…
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toughreact groundwater flow direaction
hi,!! l use the toughreact v1.2 but l don't know how to set the direction of groundwater flow?? the following is my model condisions - toughreact v 1.2 eco2n - 60*60*40(cube type) - one injection…
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Reactive surface area on surface complex
Hi, everyone, I am confused by the concepts of S_AREA (surface area for sorption) and AMIN (initial mineral reactive surface area) If I choose IFLAG=0 and IMFLG=0.…
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tracer diffusion in CO2
Hi I am modelling Helium diffusing from formation water into injected CO2 (with the ECO2N module in toughreact v3). However I am unsure about how the diffusion coefficient for He in CO2 is set in…
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STIMAX parameter: Which ionic strength is considered?
Dear all, I have a question concerning the STIMAX parameter in the solute.inp file in record 3. As described in the TOUGHREACT V3.0 manual, STIMAX acts as:…
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Boundary water
Hi all, I'm modeling CO2 underground injection and we are injection a mixture of brine and supercritical CO2. Under the system pressure and temperature and the injection rates,…