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Temperature limits of various ECO2N versions
Hi Folks, Anybody can send me a few words on this: We have a version of ECO2N (as a part of iTough2.7.0.) which doesn't perform with T>103.4, same indication seen in CO2Tab data that is limited to…
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Incorporating dip angle in meshmaker
Hello, I am trying to model a gently dipping aquifer, and am setting up the grid using the online meshmaker utility. The input field called "Angle between Y-axis and the horizontal" is meant to help…
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Maximum point for time-dependent injection
Dear all, I am trying to prescribe more points for cyclic injection scenario. I checked the TOUGH2 manual, which indicated to use LTAB for the number of points in the table of rate vs time.…
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T2Well-ECO2N wellbore-annulus modelling
Hello T2well-ECO2n users and advisors I am a new user of T2well, but familiar with Tough2 and several EOSs. Due to a limited number or limited variation in modelling samples following the code,…
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Hysteretic RELP and CAP
Hi, Just a quick question: Is it possible to use IPR 12 with ICP 9 ? Following the manual, it should only be implemented with ICP 12, since ICP 12 uses some parameters from IPR 12,…
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GENER : COM1 vs MASS type ---->Pumping water from element in a 2phase flow problem
Hello everyone, I want to pump water from a certain elements using EOS7R. I'm confused between using: 1. "COM1" as a type and a negative value of the rate (< 0) to mean that I extract water from this…
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T2Well semi-analytical solution in reservoir
Hi all, I notice in the T2Well manual that you can turn on a semi-analytical solution of the reservoir by setting thermal conductivity in well cells to a negative value.…
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T2well output files
Hello T2well users; I have just started using the code. I run a case with only a well model (reservoir represented solely by the last grid block at the bottom).…
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Set An Initial Temperature Greater Than 100 In ECO2N Module
Dear all members, Hi, I am a new TOUGH user and I know that by default, ECO2N has limitations on maximum allowed temperature (103.04 deg. C). But in my case the temperature is 120 deg.…
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Seeking help to solve ECO2M problems
Dear TOUGH community users, I have been struggling with the problem of not being able to successfully simulate running T2Well-ECO2M for too long and would like to seek help.…
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Beginner
Hello everyone, I just got Petrasim+Tough2 licence from work but I have no idea where to start and how to start. I have noone around to ask and no experience with other simulators either.…
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JT Heat exchange in the cell containing well (using ECO2N)
Hello guys, In a non-isothermal run with gas (CO2) injection into an aquifer conditioned within supercritical domain of CO2, you expect some heating from compression and some cooling from expansion.…
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Training
Is there any training for tough2 or tough3 for beginners?
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ECO2M:run is not convergent
Dear TOUGH community users, I am using T2WELL/ECO2M to simulate the injection of CO2 into the aquifer, building a model of 0~-900 m (3D) and the aquifer is located in-750m~-800m.…
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Error1:Program received signal SIGSEGV: Segmentation fault - invalid memory reference
Hello, I have been working on a model for several months, and now when I run my model, I have the following error: Program received signal SIGSEGV: Segmentation fault - invalid memory reference.…
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What if the model does't have boundary setting?
Hallow everyone! I'm a beginner of TOUGH. All the time, i always use the dirichlet boundary by giving a 1E50 volume. Today, an idea come to me : What if the model does't have any boundary settings?…
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how could FLAC3D simulate the deterioration of soil when coupling with TOUGH
I am read many essay about FLAC3D+TOUGH, including FLAC3D+TOUGH2 and FLAC3D+TOUGH+HYDRATE, and i have completed the couple with FLAC3D AND TOUGH+HYDRATE,…
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Defining Tortuosity
How to insert the tortuosity in Petrasim software?
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Modeling of flow of bitumen in porous media
Dear all, I want to model the shaft seal of repository in clay. The shaft seal consists of bentonite plugs and gravel column filled with bitumen. The goal of modeling is to investigate the behavior…
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How to print K(LIQ) and K(GAS)
Hi everyone, I am using TOUGH2- ECO2N, and I would like to print the gas and liquid phase relative permeabilities. I checked in the manual, but I did not find the answer.…
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Modelling of high temperature (600 ℃) air injection.
Hi everyone, I am seeking guidance on the feasibility of utilizing EOS3 to model the injection of high-temperature air (600 ℃) into an aquifer. The anticipated pressure range within the model domain…
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How to realize an air-injection well with constant bottom-hole pressure?
Dear all, I am using the EOS3 module to simulate the injection of air into a confined aquifer via a fully penetrating well. In order to prevent potential damage to the rock formation,…
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The problem of using toughio to process input files
Hello Here is a test input file that can run normally(r2dl1). But when I use toughio to read and write, the output file(r2dl1_new) cannot be executed correctly. parameters = toughio.…
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Partitioning Tracer-EOS7C
Hi, I have two question 1- Regarding temperature dependency of Henry's coefficient, I was wondering if TOUGH2/EOS7C considers this or not? and if yes, at what reference temperature should HCTRC…
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About the direction of xyz during mesh creation
Hi, When using meshmaker to make xyz type meshes, I had some confusion regarding the designation of these directions: (1) Regarding the DEG setting, is the angle negative clockwise or…