-
Vertical well and Perforated interval
hello Everyone, am trying to model an R-Z system with a vertical wellbore for depressurization using lower bottom hole pressure I am confused as to what boundary conditions and how to set these.…
-
Well_Time_Series or Interface_Time_Seres.....What are these outputs....where to find description
Hello Toughers I ran simulation and i am having a hard time understanding the differences between the different headers listed in the interface output file which list production form the well…
-
Assigning source/sink in GENER block without element name/ using meshmaker
Hello dear, A using cartesian grid of 200 x 340 for x and y dimension. Am not sure how to assign the element block data and the connections. I have the Meshmaker software which i fill in all the…
-
TOUGH + Phase equilibrium Relationship...where am i wrong?
TOUGH+ has two phase equilibrium relationship 1. Kamath 2. Moridis I tried plotting Moridis Generalized equation taken for the manual and i find that its plot is different from the pic in the manual…
-
Meaning of this error ?
I am trying to model a depressurization of hydrate system. Once i run the model, i get erroneous initialization error: What doe sit mean and how can i solve it? Element 541 lies in the hydrate zone,…
-
INITIALIZATION ERROR
Hello All, @Kenny or anyone pls find attached my input file for tough+, i just finish inserting all my parameters from the MEMORY block using equilibrium with inhibitor,…
-
The program stops unexpectedly
My file works, but it stops suddenly after a period of time. I have tried many methods, changing the grid, changing the parameter settings, changing the initial conditions,…
-
GENER block injection fluid
Hello, There is an option for injection component on the TOUGH+HYDRATE GENER data block defined by COM1, COM2, COM3, etc. However it doesn't specify how we can inject a particular fluid into an…
-
How to change the volume in ELEME Block
I am fairly new to TOUGH -Hydrate and just simulating through the default files available. I would like to know how to or where to add the volume of the reservoir in ELEME Data Block and will have…
-
TOUGH+HYDRATE pre/post scripts
If there is any active user on T+H, is anyone interested in discussing pre and post processing options. After struggling for some time, I have managed to put some scripts in python to process both…
-
TOUGH+RealGasBrine for CO2 injection
Hi, I am working on CO2 injection in depleted Oil and Gas reservoirs for enhanced oil recovery and sequestration. I am planning to buy TOUGH+RealGasBrine for this purpose,…
-
Tough+Hydrate (Data oscillation)
I encountered a problem in the calculation process and want to ask for help. When processing the calculation results, it is found that the gas production rate will fluctuate sharply at the initial…
-
Simulation Stopped without Error
Hi, everyone. I am trying to make simulation model for hydrate production with depressurization method using TOUGH+HYDRATE. To do this, I made 2D radial model (150*170 grid cells) to simulate the…
-
Area adjustment factor
I am currently doing some simulations of core based experiments using the kinetic model. With regards to terms in the equations I would like to confirm the notation.…
-
About auxiliary equations.
In tough+hydrate equilibrium model without inhibitor, what auxiliary equations (besides three governing equations) are used to construct a solvable set of equations?…
-
Inhibitor parameters in T+H
Browsing through the sample files I encountered the following two lines that sets up the inhibitor in the HYDRATE Section. In the manual, the following parameters are set for the variables…
-
Suppress CO2 dissolution in TOUGH+RealGasBrine
I am trying to suppress CO2 dissolution in TOUGH+RGB (set CO2 solubility in brine as 0) to match with another model that doesn't take CO2 dissolution into consideration.…
-
A question about computational parameters
If a simulation time is taking too many tile steps until it reaches the Max_NumTimeSteps parameter, but it has covered only a short of time simulated, what can be done in PARAM to optimize this.…
-
Permeability (I) for a 2D cylindrical model
Hi, I have a query regarding initializing anistropic permeability in ROCKS for a 2D cylindrical geometry model. In the 3D case it is quite clear that PERM(I); i =1,2,3 stand for permeability in x,y,…
-
Unexpected gas phase evolving
In a simulation case where no gas is defined nowhere in the initial conditions (Aqu with X_m_A=0) I am getting some values of gas at during the simulation.…
-
How to set initial temperatures below zero
Hi again. I am attempting to model some occurrences where the boundary temperature is a couple of degrees below 0 degC. Whenever I set the temperature in INCON below zero,…
-
Geo-gridding for TOUGH+
Hi, besides flat cartesian and axis-symmetric radial grids, is it possible to use in TOUGH+ a grid with tilted cells that honor geological dip like the added picture?
-
Compare [cumulative CH4(m3) ] from Well_Time_Series vs Hydrate_Info
Hello everyone I have a very simple problem Tough+Hydrate (v1.5) : I m trying to compare Methane production from the two sources (i) released from HYDRATE DISSOCIATION (ii) Total Production at the…