# \#configuration **URL:** https://precice.discourse.group/tag/configuration/9.md [Latest](https://precice.discourse.group/latest.md) · [Categories](https://precice.discourse.group/categories.md) · [Tags](https://precice.discourse.group/tags.md) --- ## [Seeking highly complex XML configurations for AST stress-testing](https://precice.discourse.group/t/seeking-highly-complex-xml-configurations-for-ast-stress-testing/2911)
**Author:** [@brightyorcerf](https://precice.discourse.group/u/brightyorcerf)\ **Replies:** 2\ **Last updated:** [April 16, 2026, 8:33pm UTC](https://precice.discourse.group/t/seeking-highly-complex-xml-configurations-for-ast-stress-testing/2911 "2026-04-16T20:33:18Z")
I’ve been deep-diving into the ConfigParser logic to just explore a bit. As part of my own experimentation with a characterization test suite, I’m looking for real-world edge cases. Does anyone have any particularly ‘cu… --- ## [Fkyaml::v0\_4\_2::type\_error while running ccx\_preCICE](https://precice.discourse.group/t/fkyaml-type-error-while-running-ccx-precice/2873)
**Author:** [@tejasraysad](https://precice.discourse.group/u/tejasraysad)\ **Replies:** 3\ **Last updated:** [March 27, 2026, 1:07pm UTC](https://precice.discourse.group/t/fkyaml-type-error-while-running-ccx-precice/2873 "2026-03-27T13:07:53Z")
Hello preCICE team, I am Tejas, an undergraduate student working on coupling SU2 with CalculiX using preCICE coupler for aeroelastic simulations. I am trying to run this tutorial from the preCICE website. I have copied … --- ## [Clustering issues with PoU-RBF on very heterogenous meshes and artificial undershoots](https://precice.discourse.group/t/clustering-issues-with-pou-rbf-on-very-heterogenous-meshes-and-artificial-undershoots/2708)
**Author:** [@dabele](https://precice.discourse.group/u/dabele)\ **Replies:** 14\ **Last updated:** [February 19, 2026, 11:50am UTC](https://precice.discourse.group/t/clustering-issues-with-pou-rbf-on-very-heterogenous-meshes-and-artificial-undershoots/2708 "2026-02-19T11:50:28Z")
I tested RBF Partition of Unity mapping with the ISSM adapter for the first time and ran into a couple of issues. Not sure if they are all related, so I put them all here. Sorry if this gets a bit long. Overall, I found … --- ## [Minimal deformation in the event of 100kg tnt explosion](https://precice.discourse.group/t/minimal-deformation-in-the-event-of-100kg-tnt-explosion/2700)
**Author:** [@Checa](https://precice.discourse.group/u/Checa)\ **Replies:** 1\ **Last updated:** [January 16, 2026, 10:17am UTC](https://precice.discourse.group/t/minimal-deformation-in-the-event-of-100kg-tnt-explosion/2700 "2026-01-16T10:17:15Z")
Hello my name is Enrique, I have been trying for a long time to successfully couple Blastfoam (a compressible gas solver based on OpenFOAM) with CalculiX to study the deformation of a building in the event of a 100 kg T… --- ## [What are best practices to write a new adapter?](https://precice.discourse.group/t/what-are-best-practices-to-write-a-new-adapter/44)
**Author:** [@uekerman](https://precice.discourse.group/u/uekerman)\ **Replies:** 2\ **Last updated:** [January 3, 2026, 1:02pm UTC](https://precice.discourse.group/t/what-are-best-practices-to-write-a-new-adapter/44 "2026-01-03T13:02:38Z")
Alex started a good discussion on the mailing list (May 3, 2019) about best practices when writing a new adapter: I wanted to ask if there are some additional guidelines on how to write good adapters for preCICE. I have… --- ## [Custom 3D Elastic Tube cases are not working correctly](https://precice.discourse.group/t/custom-3d-elastic-tube-cases-are-not-working-correctly/2669)
**Author:** [@TLK](https://precice.discourse.group/u/TLK)\ **Replies:** 2\ **Last updated:** [November 28, 2025, 7:27am UTC](https://precice.discourse.group/t/custom-3d-elastic-tube-cases-are-not-working-correctly/2669 "2025-11-28T07:27:36Z")
Problem: My custom 3D Elastic Tube case is not working correctly. Version preCICE:3.1.1 OpenFOAM:2012 OpenFOAM-adapter:1.3.1 Aim : Referring to the official preCICE Fluid-Structure Coupling (FSI) module example 3D E… --- ## [SIGSEGV When Communicating Displacements For one-way Coupling](https://precice.discourse.group/t/sigsegv-when-communicating-displacements-for-one-way-coupling/2606)
**Author:** [@Justin\_Schoppe](https://precice.discourse.group/u/Justin_Schoppe)\ **Replies:** 4\ **Last updated:** [September 9, 2025, 5:09pm UTC](https://precice.discourse.group/t/sigsegv-when-communicating-displacements-for-one-way-coupling/2606 "2025-09-09T17:09:22Z")
Hello, I am working of building a coupling between my fluid solver and CalculiX in that process I am currently building a forced oscillation extension which is where I am here. I am building a script that deforms a surf… --- ## [FSI between Non-matching Domains: AEPW hirenasd case](https://precice.discourse.group/t/fsi-between-non-matching-domains-aepw-hirenasd-case/2609)
**Author:** [@Perin](https://precice.discourse.group/u/Perin)\ **Replies:** 0\ **Last updated:** [September 3, 2025, 12:54pm UTC](https://precice.discourse.group/t/fsi-between-non-matching-domains-aepw-hirenasd-case/2609 "2025-09-03T12:54:34Z")
Hi everyone, days ago I posed a topic about data-mapping problems occurred between non-matching domains. I have been working on this nowadays but in vain. If I changed the surface of solid model with the fluid one, the … --- ## [Data-Mapping between non-match domains](https://precice.discourse.group/t/data-mapping-between-non-match-domains/2598)
**Author:** [@Perin](https://precice.discourse.group/u/Perin)\ **Replies:** 1\ **Last updated:** [August 15, 2025, 5:55am UTC](https://precice.discourse.group/t/data-mapping-between-non-match-domains/2598 "2025-08-15T05:55:06Z")
I have currently managed to couple Calculix with my in-house codes via preCICE. To evaluate its FSI simulation performance, I use this work-flow to solve the static aeroelasticity problem –HIRENASD. However the case HIR… --- ## [FSI coupling issue: OpenFOAM–CalculiX configuration file](https://precice.discourse.group/t/fsi-coupling-issue-openfoam-calculix-configuration-file/2480)
**Author:** [@Brian\_Villegas](https://precice.discourse.group/u/Brian_Villegas)\ **Replies:** 0\ **Last updated:** [May 12, 2025, 8:33pm UTC](https://precice.discourse.group/t/fsi-coupling-issue-openfoam-calculix-configuration-file/2480 "2025-05-12T20:33:49Z")
Hello, I’m trying to run an FSI case by coupling OpenFOAM with CalculiX. However, I’m confused about the ‘precice-config.xml’ configuration file. The fluid solver uses a time step of dt = 1e-4, while the solid solver us… --- ## [Initialization data exchange between participants](https://precice.discourse.group/t/initialization-data-exchange-between-participants/2415)
**Author:** [@Ya\_Squall](https://precice.discourse.group/u/Ya_Squall)\ **Replies:** 2\ **Last updated:** [April 9, 2025, 7:24am UTC](https://precice.discourse.group/t/initialization-data-exchange-between-participants/2415 "2025-04-09T07:24:45Z")
I understand that there is a “global data” functionality, which enables non-mesh data communication between participants. However, I’m wondering if it’s possible to exchange initialization data before creating the coupl… --- ## [A configuration schema for preCICE adapters and tools](https://precice.discourse.group/t/a-configuration-schema-for-precice-adapters-and-tools/2352)
**Author:** [@uekerman](https://precice.discourse.group/u/uekerman)\ **Replies:** 3\ **Last updated:** [April 7, 2025, 4:59am UTC](https://precice.discourse.group/t/a-configuration-schema-for-precice-adapters-and-tools/2352 "2025-04-07T04:59:59Z")
Summary: We have been developing a JSON schema for preCICE adapters and tools improving interoperability and enabling tooling support. Find out more about the schema and what you can do with it. The schema is not final… --- ## [How to write a coupled code and a preCICE configuration file](https://precice.discourse.group/t/how-to-write-a-coupled-code-and-a-precice-configuration-file/2390)
**Author:** [@Carl](https://precice.discourse.group/u/Carl)\ **Replies:** 1\ **Last updated:** [April 1, 2025, 7:08am UTC](https://precice.discourse.group/t/how-to-write-a-coupled-code-and-a-precice-configuration-file/2390 "2025-04-01T07:08:37Z")
I want to use a simple example code I wrote to couple, but I don’t know how to write a configuration file. Please help me to see, what is missing from my config file. Thank you precice-config.txt (1.4 KB) solver\_a.txt … --- ## [OpenFOAM FSI simulation not communicating - Zero residuals](https://precice.discourse.group/t/openfoam-fsi-simulation-not-communicating-zero-residuals/2216)
**Author:** [@Trinxo123](https://precice.discourse.group/u/Trinxo123)\ **Replies:** 1\ **Last updated:** [March 21, 2025, 8:04pm UTC](https://precice.discourse.group/t/openfoam-fsi-simulation-not-communicating-zero-residuals/2216 "2025-03-21T20:04:30Z")
Hello, I am performing an FSI simulation of an impeller used for ventilation. As I am not achieving the best agreement with experimental data with a normal flow simulation (simpleFoam with MRF), I am trying this. The c… --- ## [Configuring a Solid-Solid-Fluid CHT case in OpenFOAM](https://precice.discourse.group/t/configuring-a-solid-solid-fluid-cht-case-in-openfoam/2258)
**Author:** [@mr.junfu444](https://precice.discourse.group/u/mr.junfu444)\ **Replies:** 1\ **Last updated:** [March 21, 2025, 6:54pm UTC](https://precice.discourse.group/t/configuring-a-solid-solid-fluid-cht-case-in-openfoam/2258 "2025-03-21T18:54:58Z")
my system:Ubuntu 20.04.4 preCICE:v2.4.0 OpenFOAM:v2006 OpenFOAM-adapter-v1.0.0 participants: fuel(solid) - cladding(solid) - coolant(liquid) I don’t know how to set the 0/T folder type for the participant OpenFOAM:cla… --- ## [Setting mapping:rbf and error](https://precice.discourse.group/t/setting-mapping-rbf-and-error/2358)
**Author:** [@Perin](https://precice.discourse.group/u/Perin)\ **Replies:** 3\ **Last updated:** [March 19, 2025, 1:09pm UTC](https://precice.discourse.group/t/setting-mapping-rbf-and-error/2358 "2025-03-19T13:09:25Z")
Hi, I’m struggling with a strange error when I tried to do some modifications to preCICE tutorials flow-over-heated-plate. I tried to change its data-mapping method to rbf, and set its basis function. However, if I set \<… --- ## [RBF Mapping diverging](https://precice.discourse.group/t/rbf-mapping-diverging/1931)
**Author:** [@Mike\_Tree](https://precice.discourse.group/u/Mike_Tree)\ **Replies:** 2\ **Last updated:** [September 30, 2024, 7:27am UTC](https://precice.discourse.group/t/rbf-mapping-diverging/1931 "2024-09-30T07:27:50Z")
I believe I’ve read every post on here related to RBF mapping. I also read: \[1\] Chourdakis, G., Davis, K., Rodenberg, B., Schulte, M., Simonis, F., Uekermann, B., Abrams, G., Bungartz, H.-J., Cheung Yau, L., Desai, I., … --- ## [How mesh coupling works for parallel participants](https://precice.discourse.group/t/how-mesh-coupling-works-for-parallel-participants/2059)
**Author:** [@efirvida](https://precice.discourse.group/u/efirvida)\ **Replies:** 4\ **Last updated:** [August 30, 2024, 6:10am UTC](https://precice.discourse.group/t/how-mesh-coupling-works-for-parallel-participants/2059 "2024-08-30T06:10:16Z")
Hi, I’m developing a FEniCSx adapter that was discussed here, and is currently under review in the Pull Request mentioned in that thread. The version in the pull request gives an error when running in parallel, which I’m… --- ## [Can preCICE handle intermediate computations?](https://precice.discourse.group/t/can-precice-handle-intermediate-computations/1990)
**Author:** [@Femi](https://precice.discourse.group/u/Femi)\ **Replies:** 3\ **Last updated:** [July 31, 2024, 6:16pm UTC](https://precice.discourse.group/t/can-precice-handle-intermediate-computations/1990 "2024-07-31T18:16:01Z")
Hello all, Thank you for your contributions. I am trying to couple two OpenFOAM solvers (permaFOAM and olaFlow) in order to simulate the erosion of a frozen cliff. permaFOAM solves the thermodynamics of the frozen clif… --- ## [preCICE Workshop: training session on FSI, Mesh generation for CalculiX](https://precice.discourse.group/t/precice-workshop-training-session-on-fsi-mesh-generation-for-calculix/2020)
**Author:** [@Claudio](https://precice.discourse.group/u/Claudio)\ **Replies:** 2\ **Last updated:** [July 17, 2024, 5:57pm UTC](https://precice.discourse.group/t/precice-workshop-training-session-on-fsi-mesh-generation-for-calculix/2020 "2024-07-17T17:57:47Z")
Hi everybody, we are organizing a training session during the next preCICE workshop where we’d like to offer an engineering-focused module concerning fluid-structure interaction, where one would set up a non-trivial sim… --- ## [Restarting coupled FSI simulation with preCICE](https://precice.discourse.group/t/restarting-coupled-fsi-simulation-with-precice/117)
**Author:** [@ksripathy](https://precice.discourse.group/u/ksripathy)\ **Replies:** 10\ **Last updated:** [July 3, 2024, 3:56pm UTC](https://precice.discourse.group/t/restarting-coupled-fsi-simulation-with-precice/117 "2024-07-03T15:56:51Z")
Dear all, I am trying to validate my fluid and structure mesh for the FSI1 case of cylinder-flap test. As the refinement of the fluid and structure mesh increases, it is difficult for implicit FSI coupling to converge. … --- ## [Lid-driven cavity with flexible bottom](https://precice.discourse.group/t/lid-driven-cavity-with-flexible-bottom/364)
**Author:** [@MaxFirmbach](https://precice.discourse.group/u/MaxFirmbach)\ **Replies:** 5\ **Last updated:** [June 6, 2024, 7:56am UTC](https://precice.discourse.group/t/lid-driven-cavity-with-flexible-bottom/364 "2024-06-06T07:56:53Z")
Hello precice-developers and -community, after testing my DUNE-adapter with the flexible flap tutorial in 2D/3D, some further programming and validation, I wanted to give the “lid-driven cavity with flexible bottom” sc… --- ## [Using participants without mesh, on multi participant configuration](https://precice.discourse.group/t/using-participants-without-mesh-on-multi-participant-configuration/1899)
**Author:** [@efirvida](https://precice.discourse.group/u/efirvida)\ **Replies:** 2\ **Last updated:** [April 26, 2024, 8:57pm UTC](https://precice.discourse.group/t/using-participants-without-mesh-on-multi-participant-configuration/1899 "2024-04-26T20:57:20Z")
Hi Im creating a custom “solver” its not really a solver, that I want to use it something like man in the middle between FSI model. The Idea is for example, introduce reactive conditions to the model tha are not computed… --- ## [Build preCICE + OpenFOAM adapter to a Docker Container](https://precice.discourse.group/t/build-precice-openfoam-adapter-to-a-docker-container/1748)
**Author:** [@Jingya](https://precice.discourse.group/u/Jingya)\ **Replies:** 1\ **Last updated:** [January 21, 2024, 10:26pm UTC](https://precice.discourse.group/t/build-precice-openfoam-adapter-to-a-docker-container/1748 "2024-01-21T22:26:23Z")
Hello everyone, I am trying to setup the OpenFOAM adapter in a container, such that I can run it on a cluster. However, it is now complaining that the #include "precice/SolverInterface.hpp" cannot be found. I included m… --- ## [Read data in first time step](https://precice.discourse.group/t/read-data-in-first-time-step/1633)
**Author:** [@dabele](https://precice.discourse.group/u/dabele)\ **Replies:** 5\ **Last updated:** [November 8, 2023, 4:09pm UTC](https://precice.discourse.group/t/read-data-in-first-time-step/1633 "2023-11-08T16:09:35Z")
What’s the recommended way to build the main coupling loop for either serial or parallel coupling? In a parallel coupling, both participants only need to read data after the first advance. In serial coupling, the second … --- ## [Why is the force given in my program 100 times different from the force received by Calculix?](https://precice.discourse.group/t/why-is-the-force-given-in-my-program-100-times-different-from-the-force-received-by-calculix/1554)
**Author:** [@wufanxiaozi](https://precice.discourse.group/u/wufanxiaozi)\ **Replies:** 1\ **Last updated:** [September 8, 2023, 5:32am UTC](https://precice.discourse.group/t/why-is-the-force-given-in-my-program-100-times-different-from-the-force-received-by-calculix/1554 "2023-09-08T05:32:19Z")
Why is the force given in my program 100 times different from the force received by Calculix? In my program, a specific size of force was given, but when I looked at the calculus, I found that the forces on the nodes di… --- ## [Problem in calling the adapted Calculix on HPC](https://precice.discourse.group/t/problem-in-calling-the-adapted-calculix-on-hpc/1468)
**Author:** [@YabinLiu](https://precice.discourse.group/u/YabinLiu)\ **Replies:** 11\ **Last updated:** [July 28, 2023, 8:01pm UTC](https://precice.discourse.group/t/problem-in-calling-the-adapted-calculix-on-hpc/1468 "2023-07-28T20:01:03Z")
Hi all. I am trying to implement FSI simulation on the UK’s HPC-ARCHER2, as the first one to do so on this HPC cluster. The technicians there have just assisted me in installing all the preCICE, OpenFOAM and Calculix pac… --- ## [Concentration of Stress](https://precice.discourse.group/t/concentration-of-stress/1488)
**Author:** [@Jeff](https://precice.discourse.group/u/Jeff)\ **Replies:** 6\ **Last updated:** [July 28, 2023, 5:26am UTC](https://precice.discourse.group/t/concentration-of-stress/1488 "2023-07-28T05:26:33Z")
Hello, I am trying to simulate the rotation of a turbine blade using OpenFOAM for fluid simulations and CalculiX for solid simulations. The simulation results are generally good, and the model rotates successfully. Howe… --- ## [Installing preCICE error](https://precice.discourse.group/t/installing-precice-error/1280)
**Author:** [@iraza](https://precice.discourse.group/u/iraza)\ **Replies:** 11\ **Last updated:** [May 25, 2023, 1:36pm UTC](https://precice.discourse.group/t/installing-precice-error/1280 "2023-05-25T13:36:00Z")
Hello, I am trying to install preCICE with openfoam 2012. However, I am getting the following error Building the OpenFOAM-preCICE adapter… Allwmake: line 35: pkg-config: command not found How this error can be resolv… --- ## [About passing velocity to the fluid solver](https://precice.discourse.group/t/about-passing-velocity-to-the-fluid-solver/1362)
**Author:** [@chennachaos](https://precice.discourse.group/u/chennachaos)\ **Replies:** 7\ **Last updated:** [April 24, 2023, 12:23pm UTC](https://precice.discourse.group/t/about-passing-velocity-to-the-fluid-solver/1362 "2023-04-24T12:23:47Z")
Hi preCICE community, I am interested in using preCICE to implement my FSI coupling schemes to couple in-house FEM codes with openFOAM/SU2. I have a few questions regarding this. In all of the examples I checked, dis… [Next page](https://precice.discourse.group/tag/configuration/9.md?match_all_tags=true&page=1&tags%5B%5D=configuration)