Dipl.-Ing. Alexander Popp

Contact

Teaching

TM-Applets (student project) - SS 2008 & SS 2009
Engineering Mechanics: undergraduate courses on structural mechanics
- part 1 (Technische Mechanik 1 - Statik) WS 2008/2009
- part 2 (Technische Mechanik 2 - Elastostatik) SS 2009

Diplom-/Semesterarbeiten

Nichtlineare 3D-Kontaktformulierung für Balken (vergeben)
Impuls-, Drehimpuls- und Energieerhaltung bei Mortar-Kontaktformulierungen (vergeben)
Suchalgorithmus für die FEM-Simulation von Selbstkontaktvorgängen (abgeschlossen)
2D-/3D-Mortar-Kontaktformulierung mit Penalty-Regularisierung (abgeschlossen)
Effiziente 3D-Kontakt-Suchalgorithmen (abgeschlossen)

Research interests and projects

Computational contact mechanics
- Mortar-based formulations for finite deformations
- Dual Lagrange multiplier approach
- Primal-dual active set strategy, Semi-smooth Newton methods
Fluid-structure-contact interaction
Contact modeling in turbine blade to disc joints, in cooperation with M.W.Gee , M.Gitterle and Rolls-Royce Germany, Ltd & Co KG .
Interaction of instationary aerodynamics and vehicle driving dynamics, in cooperation with Institute for Aerodynamics, TUM and BMW Group .
Finite element technology
- Solid-Shells, Locking-free elements

Publications

Articles in Peer-Reviewed International Journals

Mayer, U.M., Popp, A., Gerstenberger, A., Wall, W.A. (2010): 3D fluid-structure-contact interaction based on a combined XFEM FSI and dual mortar contact approach, Computational Mechanics, accepted
Popp, A., Gitterle, M., Gee, M.W., Wall, W.A. (2010): A dual mortar approach for 3D finite deformation contact with consistent linearization, International Journal for Numerical Methods in Engineering, accepted
Gitterle, M., Popp, A., Gee, M.W., Wall, W.A. (2010): Finite deformation frictional mortar contact using a semi-smooth Newton method with consistent linearization, International Journal for Numerical Methods in Engineering, accepted
Popp, A., Gee, M.W., Wall, W.A. (2009): A finite deformation mortar contact formulation using a primal-dual active set strategy, International Journal for Numerical Methods in Engineering, 79, pp. 1354-1391, DOI.

International Conference Proceedings

Popp, A., Gitterle, M., Gee, M.W., Wall, W.A. (2009): An efficient dual mortar approach for 3D finite deformation contact including frictional sliding, In: Proceedings of the 1st International Conference on Computational Contact Mechanics (ICCCM09), Lecce, Italy, September 16-18, 2009
Popp, A., Gitterle, M., Gee, M.W., Wall, W.A. (2009): A mortar method for finite deformation frictional contact using a primal-dual active set strategy, In: Proceedings of the 10th International Conference on Computational Plasticity (COMPLAS X), E. Onate, D.R.J. Owen, B. Suárez (Eds.), Barcelona, Spain, September 2-4, 2009
Popp, A., Gee, M.W., Wall, W.A. (2009): A primal-dual active set strategy for three-dimensional finite deformation mortar contact, In: Proceedings of the 5th Contact Mechanics International Symposium (CMIS09), G.E. Stavroulakis, A.D. Muradova (Eds.), Chania, Greece, April 28-30, 2009

Conference Abstracts

Gitterle, M, Popp, A., Gee, M.W., Wall, W.A. (2009): Finite deformation frictional mortar contact using a primal-dual active set strategy, Abstract at the 3rd GACM Colloquium on Computational Mechanics, Hannover, Germany, September 21-23, 2009
Popp, A., Zimmermann, M. (2007): Phenomenological modeling of a metallic honeycomb crash barrier, Abstract at the 2nd GACM Colloquium on Computational Mechanics, Munich, Germany, October 10-12, 2007

Myself

2007 Diplom-Ingenieur (diploma), Mechanical Engineering, TUM, Germany
since 2007 Research Associate at the Institute for Computational Mechanics (Lehrstuhl für Numerische Mechanik), TUM, Germany