http://www.tu-ilmenau.de

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INHALTE

Dr.-Ing. Siegbert Hopfgarten

Contact:
Ilmenau University of Technology
Computer Science and Automation Faculty
Institute for Automation and Systems Engineering
Simulation and Optimal Processes Group

Helmholtzplatz 5
98693 Ilmenau, Germany
Zuse building, Room 3011

Phone: +49 3677 69-1418
Fax:       +49 3677 69-1434
E-mail: siegbert.hopfgarten@tu-ilmenau.de

Research

Research topics:

  • Object oriented modelling and simulation, optimization of complex dynamic systems
  • Model predictive control and hierarchical optimization
  • Application of optimization methods to water and waste water systems

Projects:

  • Collaboration on EU projects:
    • CHEWS – The Impact of Climate Change and Other Hydrological Events on European Water Supply Planning and Management, Framework IV, Environment and climate programme, Project no. ENV4-CT95-0138, 1996-1998
    • SMAC – Smart Control of Waste Water Systems, Framework V, Energy, environment and sustainable development programme, Project no. EVK1-CT-2000-00056, 2001-2004
  • BMBF projects:
    • MoMo – Integriertes Wasserressourcen-Management in Zentralasien: Modellregion Mongolei

Teaching

Lectures

  • Simulation (summer semester)
  • MATLAB for Engineers (summer semester)
  • Hierarchical Control Systems (winter semester)
  • Physical Object-Oriented Modelling and Simulation with Modelica/Dymola (winter semester)

Exercises and laboratories on automation, control engineering, systems engineering, nonlinear optimization, optimal control, hierarchical optimization, simulation, programming and simulation with MATLAB/SIMULINK

Publications

Papers in Journals

E. Lazutkin, A. Geletu, S. Hopfgarten, P. Li, An analytical Hessian and parallel computing approach for efficient dynamic optimization based on control variable correlation analysis, Industrial & Engineering Chemistry Research, 2015, DOI: 10.1021/acs.iecr.5b02369.

B. Scharaw, S. Röll, T. Westerhoff, S. Hopfgarten, P. Li, Simulation und Optimierung eines Trinkwasserversorgungssystems im Rahmen eines IWRM, at-Automatisierungstechnik, 57(2009), 601-612.

Papers in Books and Conference Proceedings

E. Lazutkin, S. Hopfgarten, A. Geletu, P. Li, A toolchain for solving dynamic optimization problems using symbolic and parallel computing, Proceedings of the 11th International Modelica Conference, Versailles, France, Sept. 21-23, 2015, pp. 311-320.

E. Lazutkin, A. Geletu, S. Hopfgarten, P. Li, Modified Multiple Shooting Combined with Collocation Method in JModelica.org with Symbolic Calculations, Proceedings of the 10th International Modelica Conference, DOI  10.3384/ECP14096999, 10 - 12 March, 2014, Lund, Sweden, pp. 999 - 1006.

St. Röll, S. Hopfgarten, Groundwater Modelling within an Integrated Water Resources Management, 55th International Scientific Colloquium, Ilmenau, Germany, 13-17 September 2010, pp. 68-76.

S. Röll, S. Hopfgarten, P. Li, A groundwater model for the area Darkhan in Kharaa river basin,
52. Internationales Wissenschaftliches Kolloquium, TU Ilmenau, 10 - 13 September 2007, Volume 2, S. 11-15.

T. Ziehn, G. Reichl, E. Arnold, S. Hopfgarten, Untersuchungen zur modell-prädiktiven Regelung von Abwasserreinigungsanlagen am Beispiel der KA Jena. VDI/VDE-GMA-Fachtagung Mess- und Regelungstechnik in abwassertechnischen Anlagen. 22-23.11.2005. Wuppertal. VDI-Berichte 1890, S. 119-126.

T. Ziehn, G. Reichl, E. Arnold, S. Hopfgarten, Untersuchungen zur optimalen Bewirtschaftung von Kläranlagen mit Hilfe der Modelica-Bibliothek WasteWater. In: F. Hülsemann, M. Kowarschik, U. Rüde (Eds.). 18th Symposium Simulationstechnique ASIM 2005, Erlangen, September 12-15, 2005, Proceedings, pp. 466-476.

Other Contributions to Conferences, Workshops

E. Drozdova, S. Hopfgarten, E. Lazutkin, P. Li, Autonomous driving of a mobile robot using a combined multiple-shooting and collocation method, IAV 2016 - 9th IFAC Symposium on Intelligent Autonomous Vehicles, 29.06. - 01.07.2016, Leipzig.

E. Lazutkin, A. Geletu, S. Hopfgarten, P. Li: Sensitivity computation based on CasADi for dynamical optimization, 16th European Workshop on Automatic Differentiation, 8-9 December 2014, Jena, Germany

S. Röll, S. Hopfgarten, P. Li, A groundwater model for the area Darkhan in Kharaa river basin, Mongolia, DAAD Alumni - Sommerschule "Systems Solutions to Integrated Water Resources Management", 23.-28. März 2009, TU Ilmenau.

S. Hopfgarten, Simulation of Complex Systems - Methods and Tools, DAAD Alumni - Sommerschule "Systems Solutions to Integrated Water Resources Management", 23.-28. März 2009, TU Ilmenau.

S. Hopfgarten, S. Röll, P. Li, Nachhaltige Grundwasserbewirtschaftung im Rahmen eines Integrierten Wasserressourcen-Managements, Workshop zum Thema: Neue Herausforderungen bei der Planung und Bewirtschaftung von Fernwasserversorgungssystemen, 12. Juni 2008, TU Ilmenau.