Jan Winkler
© J.Winkler
Mr Dr.-Ing. Jan Winkler
Academic Assistant
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Institute of Control Theory
Institute of Control Theory
Visit address:
Institutsgebäude S7a, 4th Floor, Room 410 Georg-Schumann-Straße 7a
01187 Dresden
Germany
Fields of activity
- Head of several contract research projects
- Modeling, dynamic analysis, control, and state reconstruction for industrial crystal growth processes (Czochralski-, Floating-Zone- und VGF-process)
- Development of the control technology laboratories
Teaching
- Lecture nonlinear control systems 1
- Lecture Flatness based control of nonlinear systems
- Seminar Control theory
- Laboratories control technology
Publications
| H.Z. Bukhari, M. Hovd, J. Winkler: Inverse response behaviour in the bright ring radius measurement of the Czochralski process II: Mitigation by control, J. Crys. Growth (accepted), https://doi.org/10.1016/j.jcrysgro.2020.126013 |
| H.Z. Bukhari, M. Hovd, J. Winkler: Inverse response behaviour in the bright ring radius measurement of the Czochralski process I: Investigation, J. Crys. Growth (accepted), https://doi.org/10.1016/j.jcrysgro.2021.126039 |
| S. Ecklebe, F. Woittennek, C. Frank-Rotsch, N. Dropka J. Winkler Toward Model-Based Control of the Vertical Gradient Freeze Crystal Growth Process, February 2021, IEEE Transactions on Control Systems Technology PP(99):1-8, https://doi.org/10.1109/TCST.2021.3058006 |
| N.V. Abrosimov, V.N. Kurlov, R. Schewski, J. Winkler:
Automated Growth of Si1−xGex Single Crystals with Constant Axial Gradient by Czochralski Technique, Cryst. Res. Technol. 2019, 1900097, https://doi.org/10.1002/crat.201900097 |
| H. Z. Bukhari, M. Hovd; J. Winkler: Limitations on control performance in the Czochralski crystal growth process using bright ring measurement as a controlled variable, IFAC PapersOnLine 52-14 (2019) 129-134, https://doi.org/10.1016/j.ifacol.2019.09.176 |
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F. Thomas, S. Krahmer, J. Winkler, P. Schegner, K. Röbenack: On Grid Modeling for Stability Assessment of Droop Voltage Control, in Proc. 2019 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe), ISBN 978-1-5386-8218-0, 10.1109/ISGTEurope.2019.8905738 |
| N. Dropka, M. Holena, S. Ecklebe, Chr. Frank-Rotsch, J. Winkler: Fast forecasting of VGF crystal growth processes by dynamic neural networks, Journal of Crystal Growth 521 (2019) 9-14 |
| S. Krahmer, A.Saciak, J. Winkler, P. Schegner, K. Röbenack: On Robust Stability Criteria for Nonlinear Voltage Controllers in Electrical Supply Networks, 2018 Power Systems Computation Conference (PSCC), Dublin, 2018, pp. 1-7. |
| H. Z. Bukhari, M.-F. Aftab, J. Winkler, M. Hovd: Adaptive Nonlinear Control of the Czochralski Process via Integration of Second Order Sliding Mode and Iterative Learning Control, Proc.11th Asian Control Conference (ASCC) 2017, 2732-2737 |
| J. Winkler, M. Neubert: Automation of Crystal Growth from Melt, in Handbook of Crystal Growth, Vol. II, 2nd ed., 2015, 1143-1184 |
| M. Neubert and J. Winkler: Nonlinear model-based control of the Czochralski process IV: Feedforward control and its interpretation from the crystal grower's view, Journal of Crystal Growth 404 (2014) 210–222 |
| K. Röbenack, J. Winkler, M. Franke: Simulation of Holonomic Mechanical Systems by Means of Automatic Differentiation, EOOLT '14 Proceedings of the 6th International Workshop on Equation-Based Object-Oriented Modeling Languages and Tools, 2014, 43-46 |
| K. Röbenack, J. Winkler, M. Franke: Nonlinear Control of Complex Systems Using Algorithmic Differentiation, Shaping the Future by Engineering Vol. 58, 2014 (24.11.2014), Art. 2.1.2 |
| J. Winkler, M. Neubert, J. Rudolph: A Review of the Automation of the Czochralski Crystal Growth Process, Acta Physica Polonica A, 124 (2013) 181- 192 |
| M. Neubert, J. Winkler: Nonlinear model-based control of the Czochralski process III: Proper choice of manipulated variables and controller parameter scheduling, Journal of Crystal Growth 360 (2012) 3–11 |
| K. Röbenack, J. Winkler: Observer based determination of the crystal diameter in Czochralski crystal growth utilizing algorithmic differentiation, International Multi-Conference on Systems, Signals and Devices, SSD 2012 - Summary Proceedings , art. no. 6198080 |
| K. Röbenack, J. Winkler, S. Wang: LIEDRIVERS - A Toolbox for the Efficient Computation of Lie Derivatives Based on the Object-Oriented Algorithmic Differentiation Package ADOL-C, in Proc. of the 4the International Workshop on Equations-Based Object-Oriented Modeling Languages and Tools (EOOLT 2011), 57-66. Zurich, Switzerland, September 5, 2011. ISSN: 1650-3686. |
| J. Winkler, M. Neubert, J. Rudolph, N. Duanmu, M. Gevelber: Czochralski Process Dynamics and Control Design, in T. Duffar (Herausgeber) Crystal Growth Processes Based on Capillarity: Czochralski, Floating Zone, Shaping and Crucible Techniques Wiley-Verlag, April 2010 |
| J. Winkler, M. Neubert, J. Rudolph: Nonlinear model-based control of the Czochralski process II: Reconstruction of crystal radius and growth rate from the weighing signal, Journal of Crystal Growth 312 (2010) 1019–1028 |
| J. Winkler, M. Neubert, J. Rudolph: Nonlinear model-based control of the Czochralski process I: Motivation, modeling and feedback controller design, Journal of Crystal Growth 312 (2010) 1005–1018 |
Finished publicly funded projects
Scientific career
| since 08/2017 | Part-time lecturer Control systems in medical engineering at University of Cooperative Education Bautzen |
| since 01/2009 | Academic assistant at Institute of Control Theory |
| 07/2001 - 10/2008 | Research fellow at Leibniz-Institute for Crystal Growth (IKZ) Berlin |
| 06/2007 | PhD thesis, Contributions to the Control of the Czochralski Process for the Growth of Compound Semiconductors |
| 01/2001 | Diplom (Dipl.-Ing.) Electrical Engingeering, TU Dresden |