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Showing results 1 to 25 of 35 Search took 0.00 seconds. Search: Posts Made By: roenby

Forum: OpenFOAM Community Contributions December 17, 2021, 15:35

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi flowgeek In the Allrun script of the... Hi flowgeek In the Allrun script of the interIsoFoam_plic_dambreakSettings_start.zip...

Forum: OpenFOAM Community Contributions February 1, 2021, 10:15

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi enim I don't have anything to do with... Hi enim I don't have anything to do with the github repo you mention - but I can mention that due to code reorganisation in OpenFOAM-dev, the github.com/isoAdvector version does not currently...

Forum: OpenFOAM Community Contributions September 25, 2020, 18:29

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Interesting work, WDX. I'd be very interested in... Interesting work, WDX. I'd be very interested in seeing that paper once it is available. It looks like the two figures are from two different experiments. Right? Are the numerical curves with overset...

Forum: OpenFOAM Community Contributions September 24, 2020, 10:25

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi WDX Cool that you are trying out... Hi WDX Cool that you are trying out isoAdvector with overset grid. As of now, this is not officially supported, I'd be very surprised, if it worked without code modifications, but then again,...

Forum: OpenFOAM Community Contributions September 7, 2020, 09:47

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Thanks :-) In the new version,... Thanks :-) In the new version, OpenFOAM-v2006, a major restructuring of the isoAdvector code was introduced. Now there is a reconstructionSchemes base class, which has a public member function...

Forum: OpenFOAM Community Contributions June 11, 2020, 05:51

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Regarding source terms for isoAdvector, see this... Regarding source terms for isoAdvector, see this (https://www.cfd-online.com/Forums/openfoam-community-contributions/191687-issues-modification-isoadvector-code.html#post772140) reply.

Forum: OpenFOAM Community Contributions June 11, 2020, 03:41

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Why isoAdvector sometimes produces air bubbles Hi WDX This is why isoAdvector can produce air bubbles: It roughly solves something like this equation to update the volume fraction field in the i'th cell: alpha_i(t+dt) = alpha_i(t) -...

Forum: OpenFOAM Community Contributions June 3, 2020, 06:21

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi WDX In the official OF release overset... Hi WDX In the official OF release overset with isoAdvector is not currently supported. However, in principle, if you have an overset mesh solver working with MULES, it should be a simple...

Forum: OpenFOAM Community Contributions December 10, 2019, 06:22

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby IsoAdvector from github.com/isoAdvector works... IsoAdvector from github.com/isoAdvector works with OpenFOAM-5.x. The isoAdvector solver in that repo is called interFlow - not interIsoFoam. If you have the Foundation version of OpenFOAM loaded...

Forum: OpenFOAM Community Contributions November 15, 2019, 05:38

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Yes it can. The linked video gives visual... Yes it can. The linked video gives visual evidence. For alpha bounding and volume conservation details, run the case and look in the log file where this info is displayed

Forum: OpenFOAM Community Contributions November 15, 2019, 04:04

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi @Arghavani Test case can be found... Hi @Arghavani Test case can be found here: https://develop.openfoam.com/Development/OpenFOAM-plus/tree/master/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation Youtube...

Forum: OpenFOAM Community Contributions July 2, 2019, 10:16

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi Marc setAlphaField issue: ... Hi Marc setAlphaField issue: setAlphaField complains about the boundary waveAlpha because it is not aware of it because the libwaveModels.so was not included in the Make/options file of the...

Forum: OpenFOAM Community Contributions May 21, 2019, 04:43

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby I am not working on this subject and don't know... I am not working on this subject and don't know if anyone else is. I guess you could include an alpha field for each pair of phases e.g., alpha12, alpha13, alpha23 for three phases. Then if the...

Forum: OpenFOAM Community Contributions September 13, 2018, 09:57

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi dzordz Thank you for sharing your... Hi dzordz Thank you for sharing your idea! Your train of thought is indeed very clear. Lately, I have been collaboration with Henning Scheufler from DRL in Germany on investigating the...

Forum: OpenFOAM Community Contributions September 5, 2018, 07:42

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby This is being worked on. But not by me. By all... This is being worked on. But not by me. By all likelihood an isoAdvector based compressibleInterFoam solver will be released in the not too distant future. But unfortunately I cannot say when. ...

Forum: OpenFOAM Community Contributions September 5, 2018, 07:41

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby This is as expected. In the release notes here... This is as expected. In the release notes here (https://www.openfoam.com/releases/openfoam-v1806/solver-and-physics.php#solver-and-physics-moving-mesh-isoadvector), we remark that: "Although...

Forum: OpenFOAM Community Contributions August 9, 2018, 06:49

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi Saeed Sorry for the late reply. Your... Hi Saeed Sorry for the late reply. Your problem is most likely related to the bug described here...

Forum: OpenFOAM Community Contributions May 7, 2018, 05:39

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi Paul Thanks for the nice words. ... Hi Paul Thanks for the nice words. isoAdvector is based on a model of how the local interface moves across faces into neighbour cells. In this model, the interface in a cell is treated as...

Forum: OpenFOAM Community Contributions January 31, 2018, 16:25

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi again Kalpana I now tried to run your... Hi again Kalpana I now tried to run your case with my interDyMFlow solver, and I get no warnings. It runs fine. However, to be able to use your Allrun, I had to "mv 0 0.orig" and "mv...

Forum: OpenFOAM Community Contributions January 31, 2018, 14:47

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Could you post a zipped version of your setup... Could you post a zipped version of your setup files (0, constant and system folders)?

Forum: OpenFOAM Community Contributions January 31, 2018, 03:16

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi Kalpana The isoAdvection construction... Hi Kalpana The isoAdvection construction should not take place in a ".C" file. It should be in the alphaEqn.H file as I wrote. Within the "{}" brackets so it is destroyed properly at each time...

Forum: OpenFOAM Community Contributions January 30, 2018, 17:40

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi Kalpana You get an error message from the... Hi Kalpana You get an error message from the function Foam::polyBoundaryMesh::whichPatch(int)...

Forum: OpenFOAM Community Contributions June 20, 2017, 03:03

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi Tobias Short answer: yes. Long... Hi Tobias Short answer: yes. Long answer: I am currently collaborating with ESI-OpenCFD to integrate isoAdvector into OpenFOAM-v1706+ (i.e. openfoam.com). So stay tuned... There are a...

Forum: OpenFOAM Community Contributions June 19, 2017, 03:12

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Hi Alex Sorry for not getting back to you... Hi Alex Sorry for not getting back to you before now. I've been busy with the integration of isoAdvector into OpenFOAM+ which should be released as a new solver in v1706+. You can follow the...

Forum: OpenFOAM Community Contributions May 31, 2017, 06:04

Replies: 98 [isoAdvector] IsoAdvector: A new interface advection scheme for interFoam type calculations Views: 26,584 Posted By roenby Dear Alex That is awesome! Moving mesh... Dear Alex That is awesome! Moving mesh capabilities has been on my todo list for a very long time now. Are you willing to share your modifications? Regarding the mass conservation, first let me...

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