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EOS3 (precipitation, pressure)
Hi, I am doing my project in about numerical modelling of geothermal reservoir by Petrasim (Tough2-EOS3). I have a question about assigning unsaturated zone in top layer below atmosphere layer .…
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Outputting total flow rates from the FORWARD option
I'm having difficulty getting iTOUGH2 running a forward simulation to output total flow rates across a defined connection using eco2n. The only way I've been able, thus far,…
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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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Making binary output from Tough2 (run with iTough2 enhancement)
Hello guys, I tried to get mesh/grid and properties in binary format using MOMOP MOP2 item 24 but failed. Any advise?
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TOUGH+Hydrate to Tecplot
Since, there is an option to generate tecplot ready file by changing the value of MOP(19), I tried using that to generate the Plot_Data_Elem file, but Tecplot RS doesn't recognize the file.…
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Quick fix of a bug in ECO2N V2.0
In the ECO2N V2.0 User’s Guide, it says that setting IE(16)=1 invokes the CO2/brine mutual solubility formulation from ECO2N V1.0 for low temperature (<99C).…
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Effect of the diffusion coefficient(D0) on the TOUGHREACT
Dear Sir or Madam, Sorry to disturb you. I found a problem when I run the example model in the 8.1 Problem 1 – Aqueous Transport with Adsorption (Linear Kd) and Decay (EOS9) in TOUGHREACT User Guide…
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Restart option with PetraSim
Hello everybody, There is a procedure for the restart of a though2 run. I interrupted a run of Tough2, I can restart it where it left off? Thanks
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EOS3-sink/source rates are piecewise constant, how to set up?
As described in the title, I want to set up sink/source rates which are piecewise constant,as shown in figure attached, I tried to set up the input file, but i'm confused about it?…
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Mass input in .out file
Hi everybody! Could anyone tell me if is it possible to see the CO2 mass input in petrasim output file? I've tried to check it on Volume and Mass-Balances, but it isn't there.…
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Setting Boundary Conditions in Toughreact
Hello All I know how to impose Dirichlet and Neumann conditions for a single column volume like A in my sketch (one dimensional case). In the image, the blue cell represents a injection block.…
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Radial Heat Pipe problem
Hi all, I'm hoping someone else has run into this question before. I'm trying to run the radial heat pipe (rhp) sample problem found in the TOUGH2 Manual.…
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Need Help Choosing EOS Module
Hi everybody, I'm pretty new to TOUGH2 MP. I'm hoping somebody can help me, which EOS module should I use? To modeling natural gas production and reservoir compaction I use FLAC3D with a 3D…
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TECPLOT output from TOUGH+
@Stefan Finsterle Hi, Stefan I know it is not right to talk about some questions relevant to TOUGH+ in this TOUGH2 section, but there seems like no active people in TOUGH+ section.…
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Help me? (EOS3) simulate a two-phase test.
Hi,everyone Right now, i want to simulate water drainage experiment, as first conducted by Liakopoulos(Liakopoulos, A.C., 1965. Transient Flow Through Unsaturated Porous Media.Ph.D. Dissertation.…
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ROCKS ; assigning to specific blocks.
So I'm basically making a lump parameter model to get familiar with Tough 2. However I want to assign 3 different ROCKS conditions three different blocks.…
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Water Enthalpy values
Halo, could somebody explain me, how to get (find, calculate, ...) values of enthalpy for water? (where I can find them?) I have find this table: https://www.thermexcel.com/english/tables/eau_atm.…
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Strange pressure output from EOS7C
I have been struggling for several months now to understand how pressure is accounted for in some TOUGH2-EOS7C simulations that I’ve been running. The fact that the code outputs a single “Pressure”…
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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.…