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Problem on the number of grid blocks for time evolution > 15
Dear Sir or Madam, I am sorry to disturb you. I wanted to print out 60 grid blocks for time evolution printout. And I just listed all the grid numbers in several lines (15 in every line) in the…
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Permeability Modification option EOS7R
Hello everyone, Please, does anyone know if the permeability modification option may be used in EOS7R?
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MOMOP vs. SELEC block settings for phase transitions in ECO2M
I see that MOMOP(29) allows us to define how we would like to perform phase transitions ("hairtrigger" vs. "finite window"), but the ECO2M module also allows us to set that in the SELEC block.…
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Nonisothermal Co2 Injection using ECO2N convergence issue
I am running a non-isothermal case for Co2 injection using ECO2N. The injection cell temperature is set to be 60 degree compared to reservoir temperature of around 105 degree.…
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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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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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CO2 injection into a CO2 saturated reservoir
Hi everyone, I'm running a test to check the results regarding to inject CO2 into a reservoir with a CO2 mass fraction=1. SG attached starts at 0 and the value raises with time.…
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Numerical instability with water vapor condensation in ECO2M
Hey everyone, I've run into an issue trying to make the transition from a saturated gas to a 2-phase stream composed of a wetting aqueous phase and a gaseous CO2/H2O(g) mixture.…
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EXT2 cannot extract data from output file?
Hi everybody I use Ext2 to extract data from my output file, but it cannot work out, the generated file is empty, i don't know where is the problem? The error and output file are as follows,…
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toughreact v3.0 run
Hi all l'm trying to operating toughreact v.3.0 but l have big problem... Why the run t2react button is not active?? l set all the options... thanks
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water table
Hello everyone ! I have some brief questions which I need to find an answer too. I emailed the developers but didn't receive a response in the last week. My questions are as follows: Q1.…
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Tough 2 Questions regarding grid and statics
Hi users, I have some brief questions which I need to find an answer too. I emailed the developers but didn't receive a response in the last week. My questions are as follows:…
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TIMAX in INPUT File vs Time written in OUTPUT File (ECO2M)
Hi all, I do not really understand about the case, I set up the TIMAX value in PARAM block of TOUGH2 Input file with 31556952.0 (second) or around 1 year,…
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Searching free trial version of T2VOC!(THANKS!)
hello everybody: I am a college student in the China university of geosciences(Beijing) ,my thesis will use T2VOC software to simulate the migration of organic matter in groundwater,…
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The discrepancy between numerical solution and analytical solution
Dear Sir of Madam, When I run the simple 1D advection-dispersion model with Kd adsorption, I found there is a difference between the numerical solution and analytical solution.…
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Difference between surface area for sorption and initial mineral reactive surface area
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 and only one mineral for the…
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Can anybody explain the meaning of DELV in GENER?
I'm not very clear about DELV and EX, can anybody help me? thanks very much! sawyer
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Pressure vs CO2 DG
Hi everyone, I've asked my self a question that i can't find a plausible answer, i hope that you can help me with this. It regards to CO2 injection at 15 ºC and 33 MPa on a reservoir…
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EOS1sc
How can I get EOS1sc.f file?
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Calculating Total Density from TOUGH2/ECO2M Output file
Dear all, I am sorry maybe this is a simple questions, but I need to know it. When I run injection CO2 with eco2m module for my model with initial conditions as follow :…
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How to calculate CO2 flow rate from COFT file
Hello, I'm simulating CO2 injection to layered media. I used a COFT function to check the flow rate of CO2 . I input CO2 injection rate at 0.01 kg/s. Attached figure is a part of the COFT file.…
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Concepts of cation exchange, surface complex, inner-sphere and outer-sphere complex
Hello, everyone, I am confused by the concepts of cation exchange, surface complex, inner-sphere and outer-sphere complex now. I found the sorption mechanisms are inner-sphere and outer-sphere…
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Hydrostatic pressure (gravitation equilibrium)
Hello, I'm practicing TOUGH2-ECO2N module with example problem number 4. I want to simulate CO2 injection and its behavior. My model which uses just one formation (first figure) is more simpler than…
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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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Error loading simulation results with Petrasim 5
I was trying to load my simulation results, but I couldn't ...Do experienced users have any suggestions if with multiple simulation results I go through part of the loading results process and end…