Contact
Studium
Umweltschutztechnik
since November 2014
Institute for Modelling Hydraulic and Environmental Systems, Universität Stuttgart
publications
(Journal-) Articles
- Koch, T., Wu, H., & Schneider, M. (2022). Nonlinear mixed-dimension model for embedded tubular networks with application to root water uptake. Journal of Computational Physics, 450, 110823. https://doi.org/10.1016/j.jcp.2021.110823
- Weishaupt, K., Koch, T., & Helmig, R. (2022). A fully implicit coupled pore-network/free-flow model for the pore-scale simulation of drying processes. Drying Technology, 40(4), Article 4. https://doi.org/10.1080/07373937.2021.1955706
- Koch, T., Weishaupt, K., Müller, J., Weigand, B., & Helmig, R. (2021). A (Dual) Network Model for Heat Transfer in Porous Media. Transport in Porous Media, 140(1), Article 1. https://doi.org/10.1007/s11242-021-01602-5
- Koch, T., Flemisch, B., Helmig, R., Wiest, R., & Obrist, D. (2020). A multi-scale sub-voxel perfusion model to estimate diffusive capillary wall conductivity in multiple sclerosis lesions from perfusion MRI data. International Journal for Numerical Methods in Biomedical Engineering, 36(2), Article 2. https://doi.org/10.1002/cnm.3298
- Koch, T., Helmig, R., & Schneider, M. (2020). A new and consistent well model for one-phase flow in anisotropic porous media using a distributed source model. Journal of Computational Physics, 410, 109369. https://doi.org/10.1016/j.jcp.2020.109369
- Koch, T., Schneider, M., Helmig, R., & Jenny, P. (2020). Modeling tissue perfusion in terms of 1d-3d embedded mixed-dimension coupled problems with distributed sources. Journal of Computational Physics, 410, 109370. https://doi.org/10.1016/j.jcp.2020.109370
- Vidotto, Ettore., Koch, Timo., Köppl, Tobias., Helmig, Rainer., & Wohlmuth, Barbara. (2019). Hybrid Models for Simulating Blood Flow in Microvascular Networks. Multiscale Modeling & Simulation, 17(3), Article 3. https://doi.org/10.1137/18M1228712
- Koch, T., Gläser, D., Weishaupt, K., Ackermann, S., Beck, M., Becker, B., Burbulla, S., Class, H., Coltman, E., Fetzer, T., Flemisch, B., Grüninger, C., Heck, K., Hommel, J., Kurz, T., Lipp, M., Mohammadi, F., Schneider, M., Seitz, G., … Weinhardt, F. (2018). DuMuX 3.0.0. https://doi.org/10.5281/zenodo.2479595
- Koch, T., Heck, K., Schröder, N., Class, H., & Helmig, R. (2018). A new simulation framework for soil-root interaction, evaporation, root growth, and solute transport. Vadose Zone Journal. https://doi.org/10.2136/vzj2017.12.0210
- Sander, O., Koch, T., Schröder, N., & Flemisch, B. (2017). The Dune FoamGrid implementation for surface and network grids. Archive of Numerical Software, 5. https://dx.doi.org/10.11588/ans.2017.1.28490
- Kempf, D., & Koch, T. (2017). System testing in scientific numerical software frameworks using the example of DUNE. Archive of Numerical Software, 5. https://dx.doi.org/10.11588/ans.2017.1.27447
Contributions to anthologies
- Seeland, A., Timo Koch, T., Hermann, S., & Flemisch, B. (2020). Nachhaltige Infrastruktur zur Integration von Forschungssoftware in Forschungsdatenrepositorien. In V. Heuveline, F. Gebhart, & N. Mohammadianbisheh (Eds.), E-Science-Tage 2019: Data to Knowledge. heiBOOKS. https://doi.org/10.11588/HEIBOOKS.598.C8431
Theses
- Koch, T. (2014). Coupling a vascular graph model and the surrounding tissue to simulate flow processes in vascular networks [Masterthesis].
PhDs
- Koch, T. (2020). Mixed-dimension models for flow and transport processes in porous media with embedded tubular network systems [Dissertation, Eigenverlag des Instituts für Wasser- und Umweltsystemmodellierung]. In Mitteilungen / Institut für Wasser- und Umweltsystemmodellierung, Universität Stuttgart (Vol. 274). https://doi.org/10.18419/opus-10975
posters
2015
- N. Schröder, B. Flemisch, T. Koch, J. Vanderborght, and R. Helmig, “Soil-Root Interaction Simulation with DuMux,” NUPUS annual meeting 2015 , 08.09.2015 - 12.09.2015, Freudenstadt. in NUPUS annual meeting 2015 , 08.09.2015 - 12.09.2015, Freudenstadt. Sep. 2015. [Online]. Available: https://www.iws.uni-stuttgart.de/publikationen/hydrosys/paper/2015/NUPUS2015Schroeder.pdf
talks
2017
- T. Koch, D. Kempf, B. Flemisch, R. Helmig, and P. Bastian, “Qualitätssicherung von Forschungssoftware,” Sitzung des erweiterten Beirats Netwerk Wasserforschung 2017, 24.02.2017, Freiburg im Breisgau. in Sitzung des erweiterten Beirats Netwerk Wasserforschung 2017, 24.02.2017, Freiburg im Breisgau. Feb. 2017.
2016
- T. Koch, D. Kempf, B. Flemisch, and P. Bastian, “Automated system testing in scientific numerical software frameworks (using the example of Dune / dune-pdelab / DuMuX),” Computational Methods in Water Resources (CMWR) XXI, 21.06.2016 - 24.06.2016, Toronto, Ontario, Canada. in Computational Methods in Water Resources (CMWR) XXI, 21.06.2016 - 24.06.2016, Toronto, Ontario, Canada. Jun. 2016. [Online]. Available: https://www.iws.uni-stuttgart.de/publikationen/hydrosys/paper/2016/koch_cmwr_2016.pdf
- T. Koch, K. Heck, B. Flemisch, and R. Helmig, “Embedded multidimension models for biological problems,” SIMAI 2016, 13.09.2016 - 16.09.2016, Milan, Italy. in SIMAI 2016, 13.09.2016 - 16.09.2016, Milan, Italy. Sep. 2016.
2015
- T. Koch, B. Flemisch, and R. Helmig, “A Coupling Method for Modelling Flow and Transport Processes in Vascularized Biological Tissue using a Finite Volume Scheme,” X-DMS 2015 eXtended Discretization MethodS, 09.09.2015 - 11.09.2015, Ferrara, Italy. in X-DMS 2015 eXtended Discretization MethodS, 09.09.2015 - 11.09.2015, Ferrara, Italy. Sep. 2015. [Online]. Available: https://www.iws.uni-stuttgart.de/publikationen/hydrosys/paper/2015/koch_abstract_xdms_2015.pdf
- T. Koch, “dune-foamgrid: A new implementation of the DUNE grid interface,” 3rd DUNE User Meeting, 28.09.2015, Heidelberg. in 3rd DUNE User Meeting, 28.09.2015, Heidelberg. Sep. 2015. [Online]. Available: https://www.iws.uni-stuttgart.de/publikationen/hydrosys/paper/2015/foamgriddune2015.pdf
- T. Koch, B. Flemisch, and R. Helmig, “Iterative coupling method for modeling flow and transport processes in vascularized tissue,” VI International Conference on Computational Bioengineering (ICCB), 14.09.2015 - 16.09.2015, Barcelona, Spain. in VI International Conference on Computational Bioengineering (ICCB), 14.09.2015 - 16.09.2015, Barcelona, Spain. Sep. 2015.
supervised student assignements
- Mixed-dimension coupling methods with distributed sources for two phase flow problems in porous media. (2020). (Masterarbeit). Universität Stuttgart, Institut für Wasser-und Umweltsystemmodellierung, Lehrstuhl für Hydromechanik und Hydrosystemmodellierung.
- A dual pore-network model for fluid and energy transport in soils considering thermal non-equilibrium. (2019). (Masterarbeit). Universität Stuttgart, Institut für Wasser-und Umweltsystemmodellierung, Lehrstuhl für Hydromechanik und Hydrosystemmodellierung.
- Simulation of Blood Flow through a Bifurcation at capillary level by 3D and 1D models. (2017). (Bachelorarbeit). Universität Stuttgart, Institut für Wasser- und Umweltsystemmodellierung.
- Modelling of intra- and extracellular flow and transport processes. (2017). (Masterthesis).
- Convergence analysis of two-phase flow systems in porous media: Comparison of implicit hybrid upwinding and phase potential upwinding. (2017). (Bachelorarbeit). Universität Stuttgart, Institut für Wasser- und Umweltsystemmodellierung.
- Modeling the espresso brewing process using a non-isothermal, compositional two-phase approach with dissolution kinetics. (2016). (Masterthesis).