# \#time-stepping **URL:** https://precice.discourse.group/tag/time-stepping/17.md [Latest](https://precice.discourse.group/latest.md) · [Categories](https://precice.discourse.group/categories.md) · [Tags](https://precice.discourse.group/tags.md) --- ## [Issue with variable time window size in serial-explicit coupling: readData(...) cannot sample data outside of current time window](https://precice.discourse.group/t/issue-with-variable-time-window-size-in-serial-explicit-coupling-readdata-cannot-sample-data-outside-of-current-time-window/2592)
**Author:** [@SeongJu\_Do](https://precice.discourse.group/u/SeongJu_Do)\ **Replies:** 3\ **Last updated:** [August 13, 2025, 1:00am UTC](https://precice.discourse.group/t/issue-with-variable-time-window-size-in-serial-explicit-coupling-readdata-cannot-sample-data-outside-of-current-time-window/2592 "2025-08-13T01:00:51Z")
Hello, I am currently using preCICE for coupled simulations, but I have encountered an issue that I am unable to resolve on my own. I would appreciate any advice or guidance from the community. The multiphysics simul… --- ## [Precice coupling with Dealii adaptive time stepping](https://precice.discourse.group/t/precice-coupling-with-dealii-adaptive-time-stepping/2399)
**Author:** [@Iman\_Mirafzal](https://precice.discourse.group/u/Iman_Mirafzal)\ **Replies:** 3\ **Last updated:** [April 1, 2025, 7:34am UTC](https://precice.discourse.group/t/precice-coupling-with-dealii-adaptive-time-stepping/2399 "2025-04-01T07:34:46Z")
Notes for you new topic: Hi all, I hope you are doing well. I was wondering whether you know how I can configure my precice coupler to use the adaptive time step I defined for my flow solver. I set it in control (for … --- ## [Number of exchange windows of preCICE](https://precice.discourse.group/t/number-of-exchange-windows-of-precice/2267)
**Author:** [@zhaoxiyan](https://precice.discourse.group/u/zhaoxiyan)\ **Replies:** 1\ **Last updated:** [March 21, 2025, 10:10am UTC](https://precice.discourse.group/t/number-of-exchange-windows-of-precice/2267 "2025-03-21T10:10:02Z")
Is preCICE has a maximum number of time Windows for exchange? When I perform transient calculation, I cannot continue after reaching a certain number of steps, Can I fix it ? The error message is as follows: (0) 09:20:4… --- ## [preCICE time step setting for parallel-explicit coupling scheme](https://precice.discourse.group/t/precice-time-step-setting-for-parallel-explicit-coupling-scheme/2273)
**Author:** [@Jian](https://precice.discourse.group/u/Jian)\ **Replies:** 1\ **Last updated:** [March 19, 2025, 7:47pm UTC](https://precice.discourse.group/t/precice-time-step-setting-for-parallel-explicit-coupling-scheme/2273 "2025-03-19T19:47:52Z")
Hello, everyone! In my recent projects, I have successfully employed preCICE for the coupling of two self-programming solvers in a serial coupling scheme. To improve computational efficiency, I am currently exploring … --- ## [Exchange data in each time step](https://precice.discourse.group/t/exchange-data-in-each-time-step/1880)
**Author:** [@Gong\_CHEN](https://precice.discourse.group/u/Gong_CHEN)\ **Replies:** 4\ **Last updated:** [April 19, 2024, 7:14am UTC](https://precice.discourse.group/t/exchange-data-in-each-time-step/1880 "2024-04-19T07:14:51Z")
Hi everyone, Recently I feel confused with a question about the data exchange… I learn from docs that the data are only exchanged in the end of a time window by advance(), but the codes in docs say: precice.readData("… --- ## [Time-step management in MBDyn adapter](https://precice.discourse.group/t/time-step-management-in-mbdyn-adapter/1505)
**Author:** [@Claudio](https://precice.discourse.group/u/Claudio)\ **Replies:** 2\ **Last updated:** [April 17, 2024, 9:06am UTC](https://precice.discourse.group/t/time-step-management-in-mbdyn-adapter/1505 "2024-04-17T09:06:12Z")
Hi preCICE community, I’m trying to improve the overall compatibility of the MBDyn adapter. In particular I’m working on the time step management. Up to now all my simulations were based on the idea that MBDyn has the s… --- ## [Wrong time-step value read by precice.advance when using the "first-participant" method in seriel-explicit coupling for OpenFOAM](https://precice.discourse.group/t/wrong-time-step-value-read-by-precice-advance-when-using-the-first-participant-method-in-seriel-explicit-coupling-for-openfoam/1626)
**Author:** [@Yang\_Qu](https://precice.discourse.group/u/Yang_Qu)\ **Replies:** 2\ **Last updated:** [February 9, 2024, 8:00am UTC](https://precice.discourse.group/t/wrong-time-step-value-read-by-precice-advance-when-using-the-first-participant-method-in-seriel-explicit-coupling-for-openfoam/1626 "2024-02-09T08:00:58Z")
Hellow all. I am new to preCICE and found that this is definitly a wonderful tool. I am trying to use it for a coupling between openFoam 8 and my own code of structure. I use the seriel-explicit coupling scheme and firs… --- ## [About time windows size](https://precice.discourse.group/t/about-time-windows-size/1737)
**Author:** [@ilovenili](https://precice.discourse.group/u/ilovenili)\ **Replies:** 1\ **Last updated:** [January 21, 2024, 10:43pm UTC](https://precice.discourse.group/t/about-time-windows-size/1737 "2024-01-21T22:43:30Z")
HI： I have two question： 1 ： time window size is physical time？ 2 ：for steady， how to set and how to understand time window size？ --- ## [Variable time steps without sub-cycling in serial-explicit coupling](https://precice.discourse.group/t/variable-time-steps-without-sub-cycling-in-serial-explicit-coupling/1049)
**Author:** [@auer1329](https://precice.discourse.group/u/auer1329)\ **Replies:** 22\ **Last updated:** [July 11, 2022, 7:52am UTC](https://precice.discourse.group/t/variable-time-steps-without-sub-cycling-in-serial-explicit-coupling/1049 "2022-07-11T07:52:18Z")
Hello, I am setting up a CHT case with three regions (one fluid, two solids). Region Capsule is between regions PCM and Water and coupled to both of them. I am using the fluid region as “master-region” and want the co… --- ## [How Is the Exchanged Data of Subcycles Generated? | Non-Matching Timesteps & Fixed Time Window](https://precice.discourse.group/t/how-is-the-exchanged-data-of-subcycles-generated-non-matching-timesteps-fixed-time-window/695)
**Author:** [@JulianSchl](https://precice.discourse.group/u/JulianSchl)\ **Replies:** 2\ **Last updated:** [August 28, 2021, 12:49pm UTC](https://precice.discourse.group/t/how-is-the-exchanged-data-of-subcycles-generated-non-matching-timesteps-fixed-time-window/695 "2021-08-28T12:49:53Z")
Hi everybody, I’ve got a question about the coupling with non-matching timesteps with fixed time windows. About my current case: I’m creating a FSI coupling with the OpenFOAM adapter. Because the Adapter doesn’t match… --- ## [Mixed Steady Transient Couplings](https://precice.discourse.group/t/mixed-steady-transient-couplings/134)
**Author:** [@skchimak](https://precice.discourse.group/u/skchimak)\ **Replies:** 1\ **Last updated:** [January 8, 2020, 4:31pm UTC](https://precice.discourse.group/t/mixed-steady-transient-couplings/134 "2020-01-08T16:31:04Z")
Does anyone know if preCICE can support mixed steady-transient couplings between physics solvers with disparate time scales, perhaps to run the faster physics in a steady-state mode and the slower physics in a transient …