-
Increase maximum number of elements/connections
Hi, I’m trying to increase the maximum number of elements/connections by recompiling the source code ( I’m on a Windows 7 64 bit pc and access gfortran through Cygwin).…
-
Porosity, Permeability and Capillary Pressure Modification Block by Block
Hi All, I've read in TOUGH2 manual about how to change permeability and capillary pressure of each element using PMX column in element block. But I find some problem when I need to change…
-
problems running an old TOUGH2 model
Hi. I am trying to run an old model that made by another student last year, and receive the following error message in the command prompt: forrt1: severe <64>: input conversion error, unit 5,…
-
ECO2N, initial condition
Hi,dear all I'm working on gravity equilibration by TOUGH2 ECO2N module. First,the bondary condition is shown in the picture, and I have attached my input file, MESH,SAVE,and the output file.…
-
EOS7C pressure range
Hi there, I read through both the tough2 and EOS7C manuals to find the pressure range limitation to run simulations, but I didn't find it. I have a abnormal high pressure reservoir,…
-
Initial condition setting with MINC
HI All, If I activate MINC and set the porosity in the following way, will the porosity apply to both matrix and fracture element? I use this method to assign the porosity,…
-
MINC to simulate dual-porosity reservoir, with some fractures are open, some are closed.
I'm using MINC to simulate dual-porosity reservoir, since I assume some fractures are open, some are closed, could I assign different permeability or porosity to fracture elements based on…
-
question about TOUGH2 output
Hi, dear all I'm working on geothermal model by using TOUGH2 with PetraSim. Now I want to conduct with model calibration by using PEST. To do so, I must output temperature from TOUGH2 model,…
-
Oil relative permeability in EOS8
Hi All, I am trying to set up the input file for EOS8 module to run a water flooding oil case. As from the manual, the oil relative permeability is set to be linear with respective to oil saturation…
-
Convergence issue with 1D model for both PFLOTRAN and TOUGH2
I thought the developers of TOUGH2 maybe interested in this problem as well. I'm using EOS3 to solve the two phase problem. The left end of this model is atmospheric open air boundary condition at 0.…
-
Question on the block of CONNE
Hello everyone, I have a question on the block of CONNE. Whether can I only input part of the connections between two cells instead of all the connections?…
-
Can't assign more than 500 number of material?
Hello, I am new to TOUGH2. Now, I want to generate a heterogenous field in TOUGH2, and the mesh is 50*50. Every grid has a unique material, so there are 2500 material in my model.…
-
Pressure reporting: Tgh2-ECO2M
Hello ECO2M users, It is about pressure reporting of Tough2 when running a 1D radial model initialized with only water, flooded by CO2 at Its center using ECO2M. I get the following curves.…
-
Why does the partial pressure of carbon dioxide change so much when SG is greater than zero?
I use eos2 to simulate phase transition (phase change) it is a very simple model to study the Pco2 change. but it is a little bit hard to explain. I found SG>0,…
-
Questions on NAPL volatile and dissolution
Hello everyone and Stefan, I have several questions on NAPL volatile and dissolution into water. Based on the manual, volatile is controlled by temperature,…
-
Wettability and capillary pressure direction in TOUGH2
Previous discussions indicate that the direction for Pc is always "pulling" the wetting component toward lower saturation regions. Does TOUGH assume the aqueous phase is always the wetting phase ?…
-
Error in name first ELEM in mesh file
Hi, My model has 120.000 nodes and 320.000 connections was created with Mview. I remove the inactive elements.I get the error message below. There seems to be something wrong with the element naming.…
-
CO2 mass balance
Hi all, I am experiencing a problem with CO2 mass balance in TOUGH2/ECO2N output. I am not able to figure out the reason behind missing CO2. After a year,…
-
How to copy paste text data into T2VOC fortran77?
Hi my name is Asni from Malaysia. Recently, I have buy the T2VOC for my master study under Universiti Teknologi Malaysia grant. Im new to the T2VOC and fortran77.…
-
Help deciding EOS7C or EOS7CA
Hello, I am a researcher looking to model gas (CH4) accumulation beneath a capillary barrier in the shallow subsurface. Currently I have EOS7C available for use but I am considering purchasing TOUGH3…
-
The Example in TOUGH2's ECO2N:Radial Flow from a CO2 Injection Well
Dear all, I am using TOUGH2 ECO2N and I have confused about the example in Page 28 of the manual ECO2N: A TOUGH2 Fluid Property Module for Mixtures of Water,…
-
Relative permeability curves in tough2
Hello Every one I faced problem with the relative permeability curve while I working with tough2.1 to build a 3D reservor model for CO2 storage by using both the source code and also the petrasim…
-
Calculating Total Heat Generated in an Area
Dear all, I am working with TOUGH2 Landfill Bioreactor Model (T2LBM) to simulate a biological reaction in my domain which stimulates by injecting oxygen.…
-
Mole fraction Output from ECO2N
Hello Trying to get CO2 mass- and mole fraction in aqueous phase and H2O mass- and mole fraction in gaseous phase from a run with iTough2 and ECO2N in a simple radial 1D model where dry CO2 injected…
-
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.…