From 591ef56e4cf49169fbdeb73e5096ae3c99518048 Mon Sep 17 00:00:00 2001 From: Gerasimos Chourdakis Date: Wed, 25 Sep 2024 08:44:59 +0200 Subject: [PATCH 1/2] Add hyperlink to resonant-circuit README --- resonant-circuit/README.md | 1 + 1 file changed, 1 insertion(+) diff --git a/resonant-circuit/README.md b/resonant-circuit/README.md index 7af7c7c78..fbbcbc4e9 100644 --- a/resonant-circuit/README.md +++ b/resonant-circuit/README.md @@ -1,5 +1,6 @@ --- title: Resonant Circuit +permalink: tutorials-resonant-circuit.html keywords: MATLAB, Python summary: We simulate a two-element LC circuit (one inductor and one capacitor). --- From 62e2e18b013cf9e4ea76712d3391aca5d676592e Mon Sep 17 00:00:00 2001 From: Benjamin Rodenberg Date: Fri, 4 Oct 2024 11:06:35 +0200 Subject: [PATCH 2/2] Update documentation for partitioned heat conduction (#574) * Add information about higher-order time stepping schemes * Update information about running * Link to thesis of Niklas and Tobias --- partitioned-heat-conduction/README.md | 31 +++++++++++++++++---------- 1 file changed, 20 insertions(+), 11 deletions(-) diff --git a/partitioned-heat-conduction/README.md b/partitioned-heat-conduction/README.md index 996224d02..5afb3b4df 100644 --- a/partitioned-heat-conduction/README.md +++ b/partitioned-heat-conduction/README.md @@ -39,28 +39,35 @@ You can either couple a solver with itself or different solvers with each other. ## Running the simulation -You can find the corresponding `run.sh` script for running the case in the folders corresponding to the solver you want to use. +You can find the corresponding `run.sh` script for running the case in the folders corresponding to the participant you want to use: -For choosing whether you want to run the Dirichlet-kind and a Neumann-kind participant, please provide the following commandline input: +```bash +cd dirichlet-fenics +./run.sh +``` -* `-d` flag will enforce Dirichlet boundary conditions on the coupling interface. -* `-n` flag will enforce Neumann boundary conditions on the coupling interface. +and -For running the case, open two terminals run: +```bash +cd neumann-fenics +./run.sh +``` + +The FEniCS-based version of the tutorial offers higher-order time stepping with implicit Runge Kutta schemes (Neumann and Dirichlet participant, see [4]) by running ```bash -cd fenics -./run.sh -d +cd neumann-fenics +./run.sh irk ``` -and +or Spectral Deferred Corrections (SDC, only Dirichlet participant, see [5]) via ```bash -cd fenics -./run.sh -n +cd dirichlet-fenics +./run.sh sdc ``` -If you want to use Nutils, use `cd nutils` instead of `cd fenics`. The FEniCS case also supports parallel runs. Here, you cannot use the `run.sh` script, but must simply execute +If you want to use Nutils or OpenFOAM, use `cd dirichlet/neumann-nutils`, respectively `cd dirichlet/neumann-openfoam`, instead of `cd dirichlet/neumann-fenics`. The FEniCS case also supports parallel runs. Here, you cannot use the `run.sh` script, but must simply execute ```bash mpirun -n heat.py -d @@ -87,3 +94,5 @@ Visualization in paraview for `x_c = 1.5`. [1] Hans Petter Langtangen and Anders Logg. "Solving PDEs in Minutes-The FEniCS Tutorial Volume I." (2016). [pdf](https://fenicsproject.org/pub/tutorial/pdf/fenics-tutorial-vol1.pdf) [2] Azahar Monge and Philipp Birken. "Convergence Analysis of the Dirichlet-Neumann Iteration for Finite Element Discretizations." (2016). Proceedings in Applied Mathematics and Mechanics. [doi](https://doi.org/10.1002/pamm.201610355) [3] Benjamin Rüth, Benjamin Uekermann, Miriam Mehl, Philipp Birken, Azahar Monge, and Hans Joachim Bungartz. "Quasi-Newton waveform iteration for partitioned surface-coupled multiphysics applications." (2020). International Journal for Numerical Methods in Engineering. [doi](https://doi.org/10.1002/nme.6443) +[4] Niklas Vinnitchenko. "Evaluation of Higher-Order Coupling Schemes with FEniCS-preCICE." (2024). Bachelor's thesis at Technical University of Munich. [pdf](https://mediatum.ub.tum.de/1732367) +[5] Tobias Eppacher. "Parallel-in-Time Integration with preCICE" (2024). Bachlor's thesis at Technical University of Munich. [pdf](https://mediatum.ub.tum.de/1755012)