Niklas Fehn, M.Sc.

Contact

  • Room 1228
  • Email: fehn@lnm.mw.tum.de
  • Phone: +49 (0) 89 289 15240
  • Fax:     +49 (0) 89 289 15301

 

Education

  • since 2016 Research Associate at the Institute for Computational Mechanics (Lehrstuhl für Numerische Mechanik), Technical University of Munich, Germany
  • 2015 Master of Science (M.Sc.), Mechanical Engineering, Technical University of Munich, Germany

Research interests

Articles in peer-reviewed international journals

  • N. Fehn, W. A. Wall, M. Kronbichler, A matrix-free high-order discontinuous Galerkin compressible Navier-Stokes solver: A performance comparison of compressible and incompressible formulations for turbulent incompressible flows, submitted. PDF
  • N. Fehn, W. A. Wall, M. Kronbichler, Efficiency of high-performance discontinuous Galerkin spectral element methods for under-resolved turbulent incompressible flows, International Journal for Numerical Methods in Fluids, in press, 2018. DOI
  • N. Fehn, W. A. Wall, M. Kronbichler, Robust and efficient discontinuous Galerkin methods for under-resolved turbulent incompressible flows, Journal of Computational Physics 372 (2018) 667-693. DOI
  • N. Fehn, W. A. Wall, M. Kronbichler, On the stability of projection methods for the incompressible Navier–Stokes equations based on high-order discontinuous Galerkin discretizations, Journal of Computational Physics 351 (2017) 392-421. DOI
  • B. Krank, N. Fehn, W. A. Wall, M. Kronbichler, A high-order semi-explicit discontinuous Galerkin solver for 3D incompressible flow with application to DNS and LES of turbulent channel flow, Journal of Computational Physics 348 (2017) 634-659. DOI

Articles in international conference proceedings

  • M. Kronbichler, B. Krank, N. Fehn, S. Legat, W. A. Wall, A new high-order discontinuous Galerkin solver for DNS and LES of turbulent incompressible flow, in: New Results in Numerical and Experimental Fluid Mechanics XI pp. 467-477, 2018, contributions to the 20th STAB/DGLR Symposium, Braunschweig, November 8-9, 2016. DOI

International conference contributions with abstract

  • N. Fehn, W. A. Wall, M. Kronbichler, Efficient discontinuous Galerkin methods for under-resolved turbulent incompressible flows, 7th European Conference on Computational Fluid Dynamics, Glasgow, UK, June 11-15, 2018. Abstract

Presentations and invited talks

  • N. Fehn, M. Kronbichler, High-order discontinuous Galerkin solvers for incompressible flows based on a high-performance, matrix-free implementation, invited seminar talk at Vienna University of Technology, Vienna, Austria, October 12, 2017
  • N. Fehn, W. A. Wall, M. Kronbichler, High-order discontinuous Galerkin solvers for incompressible flows based on a high-performance, matrix-free implementation, talk at workshop on Fast high order DG methods for future architectures, Heidelberg, Germany, July 3-5, 2017

Supervised student projects

  • Hermite-artige Basisfunktionen für diskontinuierliche Galerkin-Verfahren hoher Ordnung, Bachelor's Thesis, Anian Fuchs, 2017
  • A discontinuous Galerkin approach for the compressible Navier-Stokes equations, Master's Thesis, Christoph Haslinger, 2017
  • Turbulence modeling for large eddy simulation of incompressible flows using high-order discontinuous Galerkin methods, Bachelor's Thesis, Tim Dockhorn, 2017
  • Numerical analysis and comparison of high-performance, incompressible Navier-Stokes solvers based on the discontinuous Galerkin method, Master's Thesis, Shahbaz Haider, 2017