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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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VOL. GENER TYPE
Hi everyone, Wandering in the t2f.f file, I found that there is a GENER type not referenced in the TMVOC manual : "VOL." I assume it allows specifying an injection or pumping volumetric rate.…
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INCON feature
Hello, I am trying to use INCON feature for a continuation from my previous TMVOC simulation. But, I cannot understand how to write it (parameters and the order). I want to use output from aa.…
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Dirichlet boundary
Hi all I am trying to make a boundary with pressure variations. I have two questions: 1- Should I just follow the equation 27 in TOUGH2 manual (ideal gas law)?…
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Select CH4/CO2/N2 and H2 as NCGs
Hi, is it possible to select H2 as a NCG although not stated in the manual or to include it in a different way?
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CHEMP.5 Record for new chemicals
Hi everyone, I am trying to add new chemicals in the CHEMP block but I have some difficulties with the CHEMP.5 record, i.e. about the ideal gas heat capacity constants.…
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TEXPOM - exponent for calculation of chemical diffusivity
Hi everyone, I am currently adding properties of the chemical Hexachlorobutadiene into the CHEMP block. There is the TEXPOM data missing as I do not know where to find the definition in the TMVOC…
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Problem in Defining the Water Table
Hi everyone, I would like to know how to define the water table if I want it to be sloped or fluctuating? I really dont have any idea where this problem is coming from. Any help is appreciated.…
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Defining ِboundary conditions
Hello everyone. I have trouble in defining a special boundary condition with a fix pressure, but it is also a no flux boundary for contaminant transport.…
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erroneous initialization
how to solve errors with erroneous initialization? and also the errors regarding temperature out of range?
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Biodegradation in TMVOC
Hello, Quick question regarding how to incorporate the biodegradation into a TMVOC model. I would like to see what would be the significance of a biodegradation in a overall fate and transport of a…
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Program received signal SIGSEGV: Segmentation fault - invalid memory reference
Hello, the problem as stated above occurs. The model is made for methane, ethane and water reservoir. The formation is to be fractured with water. how can the above problem be resolved? Thanks.
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non-convergence issue
Hi everyone, I'm running a 2d radial case in petrasim where I'm heating from the top, bottom and one side. I first tried to define an extra cell and connect all those boundary cells to it and then…
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assigning the right enthalpy
Hi All, I'm running a thermal simulation using TMVOC where I'm also including a mass rate at the second layer beneath the atmospheric boundary layer. The mass rate represents annual precipitation.…
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TMVOC initial conditions Convergence Failure
Dears, I am trying to use TMVOC through Petrasim interface to build the attached conceptual model, but when I try to build such model I always have a convergence issues. P.…
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Convergence failure at production well
Hi everyone, I am trying to heat up water and NAPL (atmospheric pressure) with a production well for vapor extraction at cell #341 (atmospheric pressurre and productivity index 1e-10 m3 ).…
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Temperature limit
Hi everyone, I am trying to model thermal condutive heating in unsaturated soil and I need the temperature to get above 500 degrees C after water dries out.…
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injecting VOC mass through virtual cells
Hi everyone, I am trying to simulate a 1D diffusion scenario where the domain is a column comprised of 200 grid cells (domain is 1m*1m*20m with 200 cells in z-direction) and every grid cell has been…
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Reduced time step when water boils
Hi everyone, I am trying to model the conductive heating process in water-saturated soil and I found the time step is reduced to a quite small value when water starts boiling.…
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Using TMVOC or just TOUGH basic (EOS9) ?
Hi, can i know the step for LNAPL spill on top of surface then migrate to the bottom of soil, I just wanna check the saturation of soil and the velocity of LNAPL in unsaturated soil condition.…
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Code: modify the Biodegradation module in TMVOC
Hi everyone! I am trying to modify the code of the biodegradation module in TMVOC, and add the microbial growth equation into the code. How can I modify the code related to microbial degradation?…
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In petrasim, how to enter the atmospheric pressure by file?
In the petrasim, how can i enter the pressure by Sine?In other word ,I want to set the pressure via sine function. Thanks a lot! Sincerely!
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CHEMP block for diesel and gasoline?
Hello, does anyone know where I can get access to a CHEMP block for diesel fuel and gasoline? Preferably, reference documents justifying the parameterization would also be helpful,…
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Input of pollutant data
Hello everyone, now I have the pollutant distribution data of a site, and I want to import this pollutant data as the initial condition of the model after running the flow field model.…
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How many materials can be included in TMVOC?
Hi everyone! These days I am trying to use TMVOC to simulate DNAPL spill and redistribution in a heterogeneous medium. However, I found that there seemed to be something wrong with my code.…