-
EOS5 but Helium in stead of Hydrogen
Hello, I am trying to simulate a year long helium injection with varying rates using EOS5. I'm wondering if I would need to change something in the source code for this to run correctly,…
-
Printout problem with TIMES
I want to use DELAF function in TIMES, but no matter how I assign the value, the printout in FOFT won't change. Is there any format error in my input file?
-
Can ECO2N simulate the CO2 phase transition?
Hi guys. I have a question about ECO2N. I want to know if ECO2N can handle CO2 phase change. I would like to simulate the problem of liquid CO2 injection into a reservoir,…
-
how to set up initial chemical conditions?
Hello, I've just started using Toughreact, and I am wondering how to set up the chemical initial condition. Should I run a simulation to let TR calculate the brine chemical composition at equilibrium,…
-
CONSTANT pH PROBLEM
Hello everyone. After running a simulation (injection of CO2 into a saline aquifer), I observed that in my result, the pH remained constant at all times for my chemical initialization, injection,…
-
The pore pressure decreased near the non-reservoir wellbore during the CO2 injection process
Dear TOUGH community users, When I used T2WELL/ECO2N to simulate carbon dioxide non-isothermal injection, I found that when using cryogenic supercritical CO2 injection,…
-
Mass balance of ECO2N
I was simulating constant CO2 injection into a 2D aquifer (salt not considered). For such 2-phase 2-component system, there should be 2 mass balance equations for CO2 and H2O, respectively,…
-
Batch Model with Brine Injection and Secondary Minerals Precipitation
I am attempting to set up a batch reaction model. Initially, the formation water equilibrates with calcite, gypsum, albite, illite, and k-feldspar. Then,…
-
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…
-
TOUGH3 vs TOUGH2-MP Printout of Mass fractions in single phase
Our understanding is that adding all component mass fractions of a phase add up to one. In TOUGH3 (or at least using eos3), it would appear that this is not the case.…
-
Speciation with brine using Pitzer
I am trying to run a simple speciation problem with a brine composition in contact with some minerals (like Albite, Barite, Illite, K-feldspar etc.). The idea is to use the results of the speciation…
-
Effect of Mesh Size on the Kinetics of Two-Phase Flow (Diffusion vs. Advection)
Dear all, I have a question regarding the mesh size and its impact on diffusion in two-phase flow. I'm curious to know if the mesh size affects the diffusion from element0 to element1.…
-
Calculated gas pressure despite zero gas saturation
Hello TOUGH2 community, I am running few simulations using EOS5 (water/hydrogen) with injection of hydrogen in a HLRW waste cell configuration. I want to monitor the pressure build-up.…
-
Two phase flow (Diffusion vs advection) with mesh sizes
Dear all, dear Finsterle, I have a question regarding the mesh size and its impact on diffusion in two-phase flow. I'm curious to know if the mesh size affects the diffusion from element0 to element1.…
-
chemistry did not converge at node
Hi,tough community users, I try to carry out the 1D fluid-rock modeling for meteoric water dissolution during 10e4 years. In the runlog file, I occasionally found this error,…
-
Error message: Components missing:h2o
Hello All! I am trying to run a batch equilibrium simulation with several mineral phases including goethite and others having h2o in the reactions equation.…
-
How to implement the Mandel's effect with tough-flat coupling
Hello everyone, I'm a student during master's degree and have spent more than a year on tough-flac coupling, but still have some big problems on this field.…
-
Anabrez For Breast Cancer Treatment - Genericcures
Anabrez appears as an essential partner in the treatment of breast cancer, designed specifically for postmenopausal women with hormone receptor-positive tumors.…
-
how to set initial temperature distribution
Hi,tough community users, I want to prepare the initial or stable pressure and temperature conditions for EGS. INDOM was introduced into my flow file. The UPPE1 reservoir is the top mesh having 1.…
-
About the fluid velocity in the governing equation
Hi, everyone, I'm currently studying the governing equations underlying TOUGHREACT, particularly in the context of the ECO2N module. The entire solution process is as follows: (1)For the fluid flow…
-
During CO2 sequestration at basalt formation, time step size rapidly decrease
hello, everyone. I am graduated student, during master degree. I'm constructing simulation model about basalt CO2 mineralization. I am utilizing TOUGHREACT 1.2.…
-
how to use RESTART to inherit the minerals fractions and change P T?
Hi, My model is 1D with 10*10*400 meter. Firstly, I renamed the save and savechemical to INCON and inchemical in the first simulation, and copied these two files to the second simulation folder.…
-
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.…
-
TOUGH3 output and ext2
Hello all, I am using the famous ext2.exe file to extract data from TOUGH3-eos3 output file but it is not working (although it works perfectly fine with my TOUGH2 outputs).…
-
What is the popular way to visualize 3D results from TOUGHREACT
Hi, I have unstructured grid created by GMSH, what is the popular way to visualize 3D results from TOUGHREACT I tried TOUGHIO, but it won't read my flow.out properly