Dipl.Ing. Alexandra Mehlhase

Research/Teaching Associate TU-Berlin (SWT)

Alexandra Mehlhase
Email: a.mehlhase(at)tu-berlin.de
TU Website


Erst-Reuter-Platz 7
10587 Berlin
Room: TEL 1218
Telefon: ++49 30 314 - 23859

Research topics

  • Modeling in Modelica and Simulink
    • Adding further information to models (validity, accuracy, etc.)
    • Creating modules
  • Variable-structure modeling
    • How to reuse existing Modelica and Simulink models for variable-structure modeling – (Python Framework exists)
    • Advantages of variable-structure modeling
    • Creating variable-structure models from different domains and discussing the advantages
    • Problems with variable-strucutre modeling (numerics, initialisation, etc.)
    • Framework for variable-structure modeling with different tools
    • Methology to describe variable-structure models

Short Curriculum Vitae

  • Technical University Berlin 2003 - 2009: Major- Computational Engineering Sciences
  • Diplom thesis:
    • “Adaption und Kalibrierung eines physikalischen Motormodells für die Simulation von Verbrennungsmotoren unterschiedlicher Bauform” — “Adaptation and calibration of a physical engine model for the simulation of combustion engines of differing types of construction”
  • Student assistant 2006-2009: IAV Berlin
  • Research assistant 2009- now: TU-Berlin, Department of Software Engineering and Theoretical Computer Science


Modelling and simulation of physical systems
Softwareengineering (UML, Object-Z, Statecharts)

Master-/Diplom-/Bachelor-Thesis please visit the Education Website


See also on google scholar for full infromation. All bitex information will be added shortly.

Under Review

  • Alexandra Mehlhase, Daniel Gomez Esperon; Thomas Karbe. Challenges when creating variable-structure models. 5th International Conference on Simulation and Modeling Methodologies, Technologies and Applications, 2015
  • Daniel Gomez Esperon, Alexandra Mehlhase; Thomas Karbe. Appending variable-structure behavior to Modelica models. International Conference on Modelling and Simulation: Techniques and Applications, 2015


  1. Alexandra Mehlhase; Daniel Gomez-Esperon; Marcel Merkle; Julien Bergmann. An example of beneficial use of variable-structure modeling to enhance an existing rocket model. In: Proceedings of the 10th International Modelica Conference, pp. 707–713, 2014.
  2. Alexandra Mehlhase. A Python framework to create and simulate models with variable structure in common simulation environments. Mathematical and Computer Modelling of Dynamical Systems, Vol. 20(6), pp. 566–583, 2013.
  3. Alexandra Mehlhase; Imke Krüger; Gerhard Schmitz. Variable Structure Modeling for Vehicle Refrigeration Applications. In: Proceedings of the 9th International Modelica Conference, pp. 927–934, 2012.
  4. Christoph Höger; Alexandra Mehlhase; Christoph Nytsch-Geusen; Karsten Isakovic; Rick Kubiak. Modelica3D-Platform Independent Simulation Visualization. In: Proceedings of the 9th International Modelica Conference, pp. 927–934, 2012.
  5. Alexandra Mehlhase. A Python Package for Simulating Variable-Structure Models with Dymola. In Proceedings of MATHMOD, pp. 1081–1086, 2012.
  6. Peter Pepper; Alexandra Mehlhase; Christop Höger; Lena Scholz. A Compositional Semantics for Modelica-style Variable-structure Modeling. In: Proceedings of the 4th International Workshop on Equation-Based Object-Oriented Modeling Languages and Tools (EOOLT'11), pp. 45–54, 2011.
  7. Alexandra Mehlhase. Varying the level of detail during simulation. In Proceedings of 21. Symposium Simulationstechnik, 2011.
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