Dear Suzon,
could you please report what you had to do to solve your issue, at least
if this might be relevant for other users to solve similar issues.
You can use gstat to generate permeability or porosity data, see for
example the tests
https://git.iws.uni-stuttgart.de/dumux-repositories/d
etails of leaked memory
==20909==
==20909== For lists of detected and suppressed errors, rerun with: -s
==20909== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
Illegal instruction (core dumped)
On 09/09/2024 15:46, Martin Schneider wrote:
Dear Suzon,
did you compile your code with
t was working before. I just changed the input
file to read the new grid. The problem seems to be coming from the
mesh file but I don't understand why.
Suzon
On 09/09/2024 13:32, Martin Schneider wrote:
Dear Suzon,
did you try to use some debugger / valgrind to see at which line in
you
Dear Suzon,
did you try to use some debugger / valgrind to see at which line in your
code the error is thrown.
It seems that the size of some of your vectors is not large enough.
Best,
Martin
On 09.09.24 11:19, Suzon Jammes wrote:
Hi all,
I am still working on the fracture problem.
With M
Dear Jianwen,
- exactly you can use the capillary pressure-saturation relationship.
- Why do you think that you can't set set the boundary as you initially
planned? A Neumann condition is not related to a primary variable but to
one of you phase balances.
Which discretization method do you wan
Dear Jianwen,
the compiler tells you what the error is "error: ‘matrixDomainId’ is not
a constant expression".
You can have a look at the other facet tests, there you typically define
constexpr auto bulkDomainId = Dune::index_constant<0>();
Best,
Martin
On 05.06.24 04:33, Jianwen Du wrote:
Dear Jianwen,
we don't have the option to choose both pressures as primary variables.
But instead pressure + saturation. But you can calculate a saturation
from the inverse capillary-pressure-saturation relation sw =
pc^-1(pn-pw) where you specify pn and pw.
When using the Box discretization
Dear Junqiang Wang,
currently there is unfortunately no multiphase Navier-Stokes solver
implemented.
Best,
Martin
On 18.04.24 06:57, 王俊强( Junqiang Wang ) wrote:
Dear Dumux Community,
I've been doing multiphase flow simulations lately. Can Dumux perform
multi-phase navier stokes equation si
Hi Suzon,
line 324 in porousmediumsubproblem.hh is incorrect. You have defined
values before. So when writing
*auto values =
couplingManager().couplingData().massCouplingCondition(element,
fvGeometry, elemVolVars, scvf);*
you declare it within the if statement. This is exactly what the
compil
Dear Suzon,
did you change the the model in properties.hh?
If you want to include nonisothermal effects you have to use the TwoPNI
model instead of the TwoP model.
Best,
Martin
On 19.03.24 17:36, Suzon Jammes wrote:
Dear users,
To learn how to use dumux I am trying to modify a bit the exerc
Dear Yiqun,
you could realize this by simply using some bash or python script.
Please have, for example, a look at the "run_and_plot_m21.py" script:
https://git.iws.uni-stuttgart.de/dumux-repositories/dumux/-/blob/master/test/porousmediumflow/richards/benchmarks/run_and_plot_m21.py?ref_type=heads
Dear Renzhi WANG,
in the output you can find the error message which tells you that "a
package named like python-dev package or python3-devel" is needed.
So could you please check if these packages are properly installed?
Best,
Martin
On 08.09.23 16:45, Renzhi Wang wrote:
Dear dumux officer
Dear Yiqun,
in the script it is mentioned that you need additional packages (here it
says that Boost is missing).
You can find these information here:
https://opm-project.org/?page_id=239
Best,
Martin
On 12.09.23 04:08, Yiqun Ma wrote:
Dear Sir/Madam,
I'm having problems installing Dumux co
Dear Helena,
if I understand you correctly, you want to calculate spatial gradients
of your primary variables?
This is not straight-forward for CCTPFA, at least if you have
heterogeneous data.
If you need the pressure gradient, you could recalculate it from the
darcy velocity and simply use th
Dear Kenza,
if you are using the dgf files you can have a look at the following test:
https://git.iws.uni-stuttgart.de/dumux-repositories/dumux/-/blob/master/test/porousmediumflow/co2/spatialparams.hh
which shows how to add parameters to grid files and use them in the
spatialparams.
For other
Dear Mohammad Hodroj,
couldn't you find related topics in the mail archive, as Timo suggested?
Anyhow, I'll try to give you some hints:
- The 2ptracer test case shows how fluxes can be calculated for each
scvf. Have a look at
https://git.iws.uni-stuttgart.de/dumux-repositories/dumux/-/blob/ma
Dear Kenza,
you can't do it like this, because you set-up the point sources
initially and then you don't call this function in every time step.
However, you can pass a lambda function instead which is then evaluated
in each time step.
You can find an example of how this works in
https://git.
tian
*Von:*Martin Schneider
*Gesendet:* Dienstag, 14. September 2021 09:15
*An:* Alexander Sebastian Hogeweg
;
dumux@listserv.uni-stuttgart.de
*Betreff:* Re: AW: AW: [DuMux] Heterogeneous cornerpoint grid -
Pressure drop/increase in scattered cells
Dear Sebastian,
could you please also provide
ssure difference increases to 66bar,
which I do not understand. Do you have any ideas about what is causing
this problem?
Thank you in advance.
Best regards,
Sebastian
*Von:*Martin Schneider
*Gesendet:* Freitag, 3. September 2021 11:43
*An:* Alexander Sebastian Hogeweg
;
dumux@listser
have other ideas, which could cause this behavior? Thank you in
advance.
Best regards,
Sebastian
*Von:*Martin Schneider
*Gesendet:* Freitag, 3. September 2021 09:37
*An:* DuMux User Mailing List ;
Alexander Sebastian Hogeweg
*Betreff:* Re: [DuMux] Heterogeneous cornerpoint grid - Pre
Dear Sebastian,
for CP-grids it might happen that the centroid is located out of the
cell such that the currently implemented
transmissibility calculation yields negative values.
Did you check if all the transmissibility calculated with the functions
in the following header
https://git.iws.u
Dear Mahmoud Atef,
did you change something in the src/CMakeLists.txt file?
Could you please also send the files of the src folder in your module.
Regards,
Martin
On 03.03.21 04:04, Mahmoud Atef Mahmoud Mohamed Aboelseoud S277151 wrote:
Hello Dumux Team,
I hope all is well. I'm an absolute be
Dear Gergely,
when using the Box method, this is not straightforward, because
calculating fluxes for faces at the boundary
will not result in the expected value, because Dirichlet conditions are
not weakly enforced.
Therefore, elemVolVars[scvf.insideScvIdx()] will return the volVars
which ar
Dear Dmitry,
yes, this is possible. You can find an example at
https://git.iws.uni-stuttgart.de/dumux-repositories/dumux/-/tree/master/examples/1protationsymmetry
Best regards,
Martin
On 02.02.21 09:21, Dmitry Pavlov wrote:
Hello,
I was wondering whether it is possible in DuMux to model a 2D
Dear Markus,
to my knowledge it is not so easy to find some IDE that can resolve all
your errors when using templates.
I am using Visual Studio Code and there it seems that the error handling
also causes some problems (see for example
https://github.com/Microsoft/vscode-cpptools/issues/1014).
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Dear Etienne,
did you install opm by using the dumux installexternal.sh script and did
you build opm by using dunecontrol?
Best regards,
Martin
On 10.06.20 10:37, Etienne Ahusborde wrote:
Dear DuMuX users,
I would like to use a mesh in the grdecl format using the version 3.1.
So I tried t
Dear Dmitry,
the *dofIndex()* is related to the corresponding *dofPosition().*
For the box method, the degrees of freedom are located at the grid vertices*
*and not at the centers of a subcontrolvolume, i.e. scv.center().*
*
Best regards,
Martin
On 25.05.20 17:15, Dmitry Pavlov wrote:
Hello,
Dear Lorenzo,
did you check if all the permeability values are unequal to zero?
You could also use the direct solver UMFPack and see if the matrix is
singular.
Regards,
Martin
Am 23.04.20 um 12:22 schrieb lk:
Dear community,
I'm trying to run a 2D five spot test case with 1p2c model on
un
l. Is more information needed?
Initially, I wrote my program basing on the example
test/porousmediumflow/2p/sequential/test_mpfa2p, and it worked; now I
am exploring the implicit method option.
Best regards,
Dmitry
On 25.03.2020 19:50, Martin Schneider wrote:
Dear Dmitry,
the compositional
() setting mean, so I kind of guessed.
Am I on the right path at all here? I can provide more details, of
course, if that helps to understand what is going on.
Best regards,
Dmitry
On 23.03.2020 20:59, Martin Schneider wrote:
Dear Dmitry,
most of the Dumux users are using the fully-co
Dear Lorenzo Campoli,
if you want to use grid adaptation for the 1p2c model,
you have to implement your own *griddatatransfer* and *gridadaptindicator*
classes, so you have to implement the interfaces by yourself.
Best regards,
Martin
On 24.03.20 12:08, lk wrote:
Dear Dumux community,
I'd lik
failed because of me being a non-experienced
user, and not because of the nature of the methods. Would you suggest
to use an implicit method instead?
Best regards,
Dmitry
On 23.03.2020 20:48, Martin Schneider wrote:
Dear Dmitry,
if I remember correctly, the sequential MPFA-L scheme requires
Dear Dmitry,
if I remember correctly, the sequential MPFA-L scheme requires that each
vertex is surrounded by 4 quadrilaterals (in 2D).
If this is not the case, the construction of interaction volumes fails.
Is there any reason why you are using the sequential method?
Best regards,
Martin
On
ot;Re: Contents of Dumux digest..."
Today's Topics:
1. Re: Error - Random field distribution (Martin Schneider)
--
Message: 1
Date: Fri, 28 Feb 2020 09:27:04 +0100
From: Martin Schneider
Dear Kenza,
it seems that you are passing the wrong arguments to the Constructor of
your SpatialParams File*.
*
Could you also send us your main File and let us know which Dumux
version you are using,
because it seems that you are using an old one.
In older Dumux versions you had to pass the
Dear Lorenzo,
after having a quick look at your localresidual, it seems that you did
not incorporate Dennis' suggestion
because you still use
*Scalar SolidDensity = getParam("Solid.Density");*
in the *computeStorage *function, which is quite costly.
So you should define it as
*static const Sca
Dear Lorenzo,
"oil people" usually apply a well model, e.g. Peaceman well model.
This can be done in DuMuX by using a solution-dependent source term.
Therefore, I would recommend to first read some papers about well modeling.
You can also have a look at a previous discussion we had on this mail
Dear Deepanshu Khare,
it is only used in
*dumux/material/binarycoefficients/h2o_constant.hh*
within the function
*static Scalar liquidDiffCoeff(Scalar temperature, Scalar pressure)
*which in turn is called by**the fluidsystems
In linux you can use the command *grep command
*to find the files whe
Hello Gion,
no this is not possible because the MPFA scheme needs to construct
interaction regions
which are quite hard to construct for general cp grids.
Furthermore, the opm-grid module has not all of the functionality needed
for the construction,
e.g. calling the corners() function for an
Dear Joan,
I think you can ignore it. It tells you that the phase state might not
be set for
the *PrimaryVariable* in the *evalSolution* function.
However, after having a quick look at the function, it seems that the
state is set (at least per default).
Best regards,
Martin
Am 04.07.19 um
Dear Felix,
just an additional comment.
In the file
porousmediumflow/2p/incompressiblelocalresidual.hh
these functions are called and this residual is used for the calculation of
an analytical Jacobian, as Bernd already mentioned.
Best regards,
Martin
Am 17.06.19 um 15:42 schrieb Flemisch, Bern
Dear Lorenzo,
there are tests where random permeability values are assigned to the
cells. See for example
*/test/porousmediumflow/1p/implicit/isothermal/spatialparams.hh*
where gstat ist used to generate a random field which is physically
meaningful.
Regards,
Martin
On 4/22/19 5:33 PM, lc w
Hi Samuel,
maybe I am wrong but the scvf.boundaryFlag() returns the boundaryId
of AluGrid which is only properly defined if you are using a DGF grid file.
The CO2 test uses such a DGF file, which is why it works there.
Maybe having a look at the tests in test/io/gridmanager helps.
Best regards,
better understanding. Do you
have any idea how to solve this problem?
Thank you and best regards,
Felix
*From:*Martin Schneider [mailto:martin.schnei...@iws.uni-stuttgart.de]
*Sent:* Thursday, March 28, 2019 2:20 PM
*To:* DuMuX User Forum ; Felix
Feldmann
*Subject:* Re: [DuMuX] Invoke sp
have any suggestions?
Thank you and best regards,
Felix
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Hello Elena,
no, that is not possible. The Richards model is a specialisation of the
2p model.
You can have a look at the documentation
https://dumux.org/doxygen/master/a01860.html
Why do you not just use the 3p model?
Best regards,
Martin
Am 19.01.2019 um 10:43 schrieb Elena Shaporenko:
G
egards,
Felix
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Department of Hydromechanics an
ow BC does? What is the difference with
Neumann?
Thank you very much!
Kind regards,
Lorenzo
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1 685 60430
Pfaffenwaldring 61email:timo.k...@iws.uni-stuttgart.de
D-70569 Stuttgarturl:www.hydrosys.uni-stuttgart.de
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Unive
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Department of Hydromechanics and Modelling of Hydrosystems
Pfaff
Dear Max,
I had a look at the test case and I got the same message.
The problem is that the grids folder is missing in your build-cmake
directory
where you run your tests.
This can be easily fixed by putting the following command into your
*CMakeLists.txt* file (in the directory *porousmedium
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Department of Hydromechanics and
1 (Segmentation fault).**
*Gesendet:* Freitag, 05. Oktober 2018 um 13:32 Uhr
*Von:* "Martin Schneider"
*An:* "DuMuX User Forum" , "Anwar Al
Assadi"
*Betreff:* Re: [DuMuX] Parallel / Grid (cake piece)
Dear Anwar,
do you get the same problem for the box sc
eu-login-13-ng
exited on signal 11 (Segmentation fault)."""""""""""""""""""""""
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Institute for Mod
tered/tpfa/darcyslaw.hh if
TwoPFormulation::p0s1 or TwoPFormulation::p1s0 is used.
Thanks,
Nikolai
--------
*From:* Martin Schneider
*Sent:* Thursday, August 23, 2018 4:26:20 PM
*To:* DuMuX User Forum; Nikolai Andrianov
*Subject
in
dumux/discretization/cellcentered/tpfa/darcyslaw.hh.
Thanks,
Nikolai
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] *Im
Auftrag von *Martin Schneider
*Gesendet:* Mittwoch, 22. August 2018 10:03
*An:* DuMuX User Forum ; Ranjeet
Singh
*Betreff:* Re: [DuMuX] How to implement Peaceman well model in DuMuX?
Dear Ranjeet,
you can implement the Peaceman well model as a solution-dependent source,
using the
erv.uni-stuttgart.de/mailman/listinfo/dumux
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M.Sc. Martin Schneider
University of Stuttgart
Institute for Modelling Hydraulic and Environmental Systems
Department of Hydromechanics and Modelling of Hydrosystems
Pfaffenwaldring 61
D-70569 Stuttgart
Tel: (+49) 0711/ 685-69159
Fax: (+49) 07
Dear Nikolai,
you can specify the name by using */--builddir=build-cmake-debug /*when
you run dunecontrol:
/*./dune-common/bin/dunecontrol --opts=./dumux/debug.opts
--builddir=*//**/build-cmake-debug/* all*/
Further information can be found by executing
/*./dune-common/bin/dunecontrol --he
de <http://www.dlr.de/>
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Department of Hydr
--
M.Sc. Martin Schneider
University of Stuttgart
Institute for Modelling Hydraulic and Environmental Systems
Department of Hydromechanics and Modelling of Hydrosystems
Pfaffenwaldring 61
D-70569 Stuttgart
Tel: (+49) 0711/ 685-69159
Fax: (+49) 0711/ 685-60430
E-Mail: martin.schnei...@iws.uni
Dear Nikolai,
you can specify the name by using */--builddir=build-cmake-debug /*when
you run dunecontrol:
/*./dune-common/bin/dunecontrol --opts=./dumux/debug.opts
--builddir=*//**/build-cmake-debug/* all*/
Further information can be found by executing
/*./dune-common/bin/dunecontrol --he
Hi Mustapha,
did you try to also change the CoarsenCriterion? You could try to
replace "Dune::Amg::SymmetricCriterion" with
"Dune::Amg::UnSymmetricCriterion". There might be some reason why a
symmetric preconditioner SSOR
is used for for the case of a symmetric CoarsenCriterion.
Regards,
Mar
[apply:/home/latifa/Dumux_2.6.0/dune-istl-2.3.1/dune/istl/solvers.hh:679]:
h=0 in BiCGSTAB
So please, where os the problem in my definition of the boundary
conditions? An how i can arrange it?
Best regards.
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Hi Tri Dat,
probably the MPFA L method has problems with the grid you are using.
There are some grid restrictions for the implemented MPFA methods.
Could you please send us your grid file.
You could try to run the test with the Mimetic discretization instead,
by executing
test_2p3d -ModelTy
d in dumux/test/modelcoupling/README.
Have a lot of fun and best regards,
Martin Schneider (DuMuX 2.5 Release Manager)
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Please visit www.cmwr14.de
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M.Sc. Martin Schneider
University of Stuttgart
Institute for Modelling Hydraulic and Environmental Systems
Department of Hydromechanics and Modelling of Hydrosystems
Pfaffenwaldring 61
D
Dear DuMuX,
I am pleased to announce that we prepare a 2.5 release of DuMuX.
Consider following dates in your development / commit strategy:
== Soft feature freeze: 7. March 2014 ==
- All major changes that should be included and are not yet commited
should be announced. Add comment to FS#219 des
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University of Stuttgart
Institute for Modelling Hydraulic and Environmental Systems
Department of Hydromechanics and Modelling of Hydrosystems
Pfaffenwaldring 61
D-70569 Stuttgart
Tel: (+49) 0711/ 685-69159
Fax: (+49) 0711/ 685-60430
E
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