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Stefan Kollmannsberger

PD Dr.-Ing. habil. Stefan Kollmannsberger

Team Leader: Simulation in Applied Mechanics

Room: 3165

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Tel: +49 89 289-25021

Fax: +49 89 289-25051

 

Research

Submitted preprints



  • Korshunova, N.; Alaimo, G.; Hosseini, S.B.; Carraturo, M.; Reali, A.; Niiranen, J.; Auricchio, F.; Rank, E.; Kollmannsberger, S. Bending behavior of additively manufactured lattice structures: numerical characterization and experimental validation
    submitted to Materials & Design x (x), pp. x-x, 2021
    DOI: x

  • Jomo, J.; Oztoprak, O.; de Prenter, F.; Zander, N.; Kollmannsberger, S.; Rank, E. Hierarchical multigrid approaches for the finite cell method on uniform and multi-level hp-refined grids
    submitted to Computer Methods in Applied Mechanics and Engineering x (x), pp. x-x, 2020

  • Korshunova, N.; Alaimo, G.; Hosseini, S.B.; Carraturo, M.; Reali, A.; Niiranen, J.; Auricchio, F.; Rank, E.; Kollmannsberger, S. A CT-based numerical characterization of tensile behavior of additively manufactured octet-truss structures and its experimental validation
    submitted to Additive Manufacturing x (x), pp. x-x, 2020 - Status: Preprint / submitted

  • Carraturo, M.; Kollmannsberger, S.; Reali, A.; Ferdinando, F.; Rank, E. An immersed boundary approach for residual stress evaluation in SLM processes
    submitted to Additive Manufacturing x (x), pp. x-x, 2020
    DOI: x

Journal-Papers

 

  • Kudela, László; Kollmannsberger, Stefan; Almac, Umut; Rank, Ernst Direct Structural Analysis of Domains Defined by Point Clouds
    Computer Methods in Applied Mechanics and Engineering 358, 2020 - Status: Verlagsversion / published

  • Schröder, J.; Wick, T.; Reese, S.; Wriggers, P.; Müller, R.; Kollmannsberger, S.; Kästner, M.; Schwarz, A.; Igelbüscher, M.; Viebahn, N.; Bayat, H. R.; Wulfinghoff, S.; Mang, K.; Rank, E.; Bog, T.; D'Angella, D.; Elhaddad, M.; Hennig, P.; Düster, A.; Garhuom, W.; Hubrich, S.; Walloth, M.; Wollner, W.; Kuhn, C.; Heister, T. A selection of benchmark problems in solid mechanics and applied mathematics
    Archives of Computational Methods in Engineering, 2020

  • Coradello, Luca; D'Angella, Davide; Carraturo, Massimo; Kiendl, Josef; Kollmannsberger, Stefan; Rank, Ernst; Reali, Alessandro Hierarchically refined isogeometric analysis of trimmed shells
    Computational Mechanics, 2020
    DOI: https://doi.org/10.1007/s00466-020-01858-6

  • Carraturo, M.; Jomo, J.; Kollmannsberger, S.; Rank, E.; Reali, A.; Auricchio, F. Modeling and experimental validation of an immersed thermo-mechanical part-scale analysis for laser powder bed fusion processes
    Additive Manufacturing, 2020
    DOI: https://doi.org/10.1016/j.addma.2020.101498 - Status: Verlagsversion / published

  • Carraturo, M.; Lane, B.; Yeung, H.; Kollmannsberger, S.; Reali, A.; Auricchio, F. Numerical evaluation of advanced laser control strategies
    Integrating Materials and Manufacturing Innovation - (10), pp. -, 2020
    DOI: 10.1007/s40192-020-00191-3 - Status: Verlagsversion / published

  • Korshunova, N.; Jomo, J.; Lékó, G.; Reznik, D.; Balázs, P.; Kollmannsberger, S. Image-based material characterization of complex microarchitectured additively manufactured structures
    Computers and Mathematics with Applications, 2020
    DOI: 10.1016/j.camwa.2020.07.018 - Status: Verlagsversion / published

  • Wassermann, B.; Korshunova, N.; Kollmannsberger, S.; Rank, E.; Elber, G. Finite Cell Method for functionally graded materials based on V-models and homogenized microstructures
    Advanced Modeling and Simulation in Engineering Sciences - (7), pp. 49, 2020
    DOI: 10.1186/s40323-020-00182-1 - Status: Verlagsversion / published

  • Hug, L.; Kollmannsberger, S.; Yosibash, Z.; Rank, E. A 3D benchmark problem for crack propagation in brittle fracture
    Computer Methods in Applied Mechanics and Engineering, 2020 - Status: Verlagsversion / published

  • Jomo, J.; de Prenter, F.; Elhaddad, M.; D'Angella, D.; Verhoosel, C.; Kollmannsberger, S.; Kirschke, J.; Nübel, V.; van Brummelen, H.; Rank, E. Robust and parallel scalable iterative solutions for large-scale finite cell analyses
    Finite Elements in Analysis and Design - Status: Accepted for publication, 2019
    DOI: 10.1016/j.finel.2019.01.009

  • Paolini, A.; Kollmannsberger, S.; Rank, E.; Horger, T.; Wohlmuth, B. A mortar formulation including viscoelastic layers for vibration analysis
    Computational Mechanics 63 (1), pp. 23-33, 2019
    DOI: 10.1007/s00466-018-1582-9 - Status: Verlagsversion / published

  • Kollmannsberger, S.; Carraturo, M.; Reali, A.; Auricchio, F. Accurate prediction of melt pool shapes in laser powder bed fusion by the non-linear temperature equation including phase changes
    Integrating Materials and Manufacturing Innovation, 2019
    DOI: 10.1007/s40192-019-00132-9 - Status: Verlagsversion / published

  • Paolini, A.; Kollmannsberger, S.; Rank, E. Additive manufacturing in construction: A review on processes, applications, and digital planning methods
    Additive Manufacturing, 2019
    DOI: 10.1016/j.addma.2019.100894 - Status: Postprint / reviewed

  • Kollmannsberger, Stefan; D'Angella, Davide; Rank, Ernst; Garhuom, Wadhah; Hubrich, Simeon; Düster, Alexander; Stolfo, Paolo Di; Schröder, Andreas Spline- and hp-basis functions of higher differentiability in the finite cell method
    GAMM-Mitteilungen 0 (0), pp. e202000004, 2019
    DOI: 10.1002/gamm.202000004 - Status: Verlagsversion / published

  • Nagaraja, S.; Elhaddad, M.; Ambati, M.; Kollmannsberger, S.; De Lorenzis, L.; Rank, E. Phase-field modeling of brittle fracture with multi-level hp-FEM and the finite cell method
    Computational Mechanics 63 (63), pp. 1-18, Springer, 2019
    DOI: 10.1007/s00466-018-1649-7 - Status: Postprint / reviewed

  • Wassermann, B.; Kollmannsberger, S.; S., Yin; L., Kudela; E., Rank Integrating CAD and Numerical Analysis: ’Dirty Geometry’ handling using the Finite Cell Method
    Computer Methods in Applied Mechanics and Engineering, 2019 - Status: Verlagsversion / published

  • Paolini, A.; Frischmann, F.; Kollmannsberger, S.; Rabold, A.; Horger, T.; Wohlmuth, B.; Rank, E. BIM gestützte strukturdynamische Analyse mit Volumenelementen höherer Ordnung
    Bauingenieur 93 (4), pp. 160-166, 2018 - Status: Verlagsversion / published

  • Kudela, L.; Frischmann, F.; Yossef, O.; Uzan, A.; Kollmannsberger, S.; Yosibash, Z.; Rank, E. Image-based mesh generation of tubular geometries under circular motion in refractive environments
    Machine Vision and Applications, 2018 - Status: Verlagsversion / published

  • Kollmannsberger, S.; Özcan, A.; Carraturo, M.; Zander, N.; Rank, E. A hierarchical computational model for moving thermal loads and phase changes with applications to Selective Laser Melting
    Computers & Mathematics with Applications 75 (5), pp. 1483-1497, 2018
    DOI: 10.1016/j.camwa.2017.11.014 - Status: Verlagsversion / published

  • Özcan, A.; Kollmannsberger, S.; Jomo, J; De Lorenzis, L.; Rank, E. Residual stresses in metal deposition modeling: discretizations of higher order
    Computers and Mathematics with Applications, 2018 - Status: Postprint / reviewed

  • D'Angella, D.; Kollmannsberger, S.; Rank, E.; Reali, A. Multi-level Bézier extraction for hierarchical local refinement of Isogeometric Analysis
    Computer Methods in Applied Mechanics and Engineering, 2018 - Status: Verlagsversion / published

  • Show all entries

 

Conference Proceedings

  • D. D'Angella; L. Coradello; M. Carraturo; L. Kudela; S. Kollmannsberger; E. Rank; A. Reali Trimming and Local Refinement for Isogeometric Shells Analysis
    In: HOFEIM2019, 2019

  • Korshunova N., Jomo J., Reznik D., Kollmannsberger S., Rank E. From CT-Scans to material characterization: mechanical behavior of micro-porous metal structures
    In: High-Order Finite Element and Isogeometric Methods, 2019

  • D’Angella, D.; Hughes, T.J.R.; Kollmannsberger, S.; Rank, E.; Reali, A. Reaction computations on trimmed locally refined meshes
    In: Seventh International Conference on Isogeometric Analysis (IGA 2019), 2019

  • Korshunova, N., Jomo, J., Reznik, D., Kollmannsberger, S., Rank, E. Material characterization of additively manufactured complex steel components
    In: Simulation for Additive Manufacturing (Sim-AM 2019), 2019

  • Hug, L.; Elhaddad, M.; Kollmannsberger, S.; Yosibash, Z.; Rank, E. A Phase-Field Model for Crack Propagation in 3D using the Finite Cell Method
    In: International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (CFRAC), 2019

  • Show all entries

 

Other

  • Özcan, A.; Kollmannsberger, S; Rank, E. The Finite Cell Method for the Simulation of Additive Manufacturing, Technische Universität München, 2016

  • Bog, T.; Frisch, J.; Hager, G.; Kollmannsberger, S; Rank, E.; Zander, N. Performance Engineering in Aktion, Technische Universität München, 2014

  • Geller, S.; Janssen, C.; Krafczyk, M.; Kollmannsberger, S.; Rank, E. Lattice Boltzmann method for fluid-structure interaction phenomena
    In: The Second International Conference on Parallel, Distributed, Grid and Cloud Computing for Engineering, 2011

  • Schillinger, D.; Kollmannsberger, S.; Mundani, R.-P.; Rank, E. The Finite Cell Method for Geometrically Nonlinear Problems of Solid Mechanics
    In: Proceedings of the WCCM 2010, 2010

  • Schillinger, D.; Kollmannsberger, S.; Mundani, R.-P.; Rank, E. The Hierarchical B-Spline Version of the Finite Cell Method for Geometrically Nonlinear Problems of Solid Mechanics
    In: Proceedings of the ECCM 2010, 2010

  • Alle Einträge anzeigen

 

Teaching

I am involved in

in various mandatory and elective courses. For current organizational details of which course is given when check out TUM-Online. Corresponding course material is available online in Moodle. A concise overview is given on our page on education.

Supervised Theses

  • Ghiringhelli, Elisa Proper Generalized Decomposition Applied to Selective Laser Melting Processing
    Master's thesis, Technische Universität München, 2019

  • Marot-Lassauzaie, Marc Geometrieheilung mittels Finiter Zellen Methode
    Bachelor's thesis, Technische Universität München, 2018

  • Landesberger, Julian Optimization of Laser Bem Intensity Profiles for Additive Manufacturing
    Master's thesis, Technische Universität München, 2018

  • Filomeno, Giovanni Matrix-Free Conjugate Gradient for the Finite Cell Method
    Master's thesis, Technische Universität München, 2017

  • Nagaraja, S. Phase-field modeling of brittle fracture with multi-level hp-FEM and the Finite Cell Method
    Master's thesis, Technische Universität München, 2017

  • Xujia, Zhu Formulation and implementation of triangular shell elements for metal forming problems
    Bachelor's thesis, Technische Universität München, 2017

  • Egger, J. Finite-Cell-Simulation of Conductive Heat Transfer during Additive Manufacturing Processes
    Bachelor's thesis, Technische Universität München, 2017

  • Kopp, P Multi-level hp-FEM and the Finite Cell Method for the Navier-Stokes equations using a Variational Multiscale Formulation
    Master's thesis, Technische Universität München, 2017

  • Pezzoli, Dario Topological analysis, healing and defeaturing of tessellated models
    Master's thesis, Technische Universität München, 2016

  • Carraturo, Massimo Reduced Order Method for Selective Laser Melting Processes using the Finite Cell Method
    Master's thesis, Technische Universität München, 2016

  • Show all entries

Industrial  Cooperations

  • Mesh Generator Domesh, core package within "sofimsh" of SOFiSTiK
  • Various other projects, all concerned with computational mechanics, together with numerous partners including Siemens, BMW and Hilti.