Computational Methods in Systems and Control Theory
Major research interests
Simulation, control and optimization of dynamical systems, described by systems of ordinary, differential, and partial differential equations; model order reduction methods for dynamical and parametric systems, including methods based on system balancing, rational interpolation, proper orthogonal decomposition and reduced basis methods; computational methods for systems and control, in particular system norms, Riccati-based control design, stabilization of nonlinear systems; numerical linear algebra with an emphasis on exploiting low-rank structures in solving linear systems with tensor structure as well as on linear and nonlinear eigenvalue problems; data-driven and machine learning methods for system and model identification; computational methods for molecular simulation and electronic structure calculation; high-performance computing with an emphasis on basic linear algebra kernels using hardware accelerators; power-aware (green) computing; scientific machine learning.
Possible research projects (not exhaustive)
- Efficient simulation of particle-laden flows
(Collaboration partners: Prof. Richter, Prof. von Langermann, Prof. Mostaghim) - Optimal control of recurrent processes
(Collaboration partners: Prof. Kienle, Prof. Sager) - Learning hybrid models from data
(Collaboration partners: Prof. Sager, Dr. Nüske, Prof. Mostaghim, Prof. Sundmacher) - Model and complexity reduction
(Collaboration partners: Dr. Feng, Prof. Richter, Prof. Sager) - Smart flow-based particle sorting of complex waste mixtures
(Collaboration partners: Prof. van Wachem, apl. Prof. Janiga, Prof. Richter, Prof. Mostaghim)
Current doctoral researchers in the IMPRS ProEng program
Shuwen Sun
PhD project since February 2021: Non-intrusive model order reduction of nonlinear dynamical systems
IMPRS ProEng Alumnae and Alumni
Sridhar Chellappa
PhD thesis: A Posteriori Error Estimation and Adaptivity for Model Order Reduction of Large-Scale Systems
(Sep. 13, 2022)
(Sep. 13, 2022)
Petar Mlinarić
PhD thesis: Structure-Preserving Model Order Reduction for Network Systemsv
(Jan. 23, 2020)
(Jan. 23, 2020)
Christoph Trautwein
PhD thesis: Optimal Control Problems Governed by Stochastic Partial Differential Equations
(Dec. 19, 2018)
(Dec. 19, 2018)
Cleophas Muganda Kweyu
PhD thesis: Fast solution of the Poisson-Boltzmann equation by the reduced basis method and range-separated tensor format
(Aug. 2, 2018)
(Aug. 2, 2018)
Pawan Kumar Goyal
PhD thesis: System-Theoretic Model Order Reduction for Bilinear and Quadratic-Bilinear Control Systems
(Mar. 2, 2018)
(Mar. 2, 2018)
Akwum Agwu Onwunta
PhD thesis: Low-Rank Iterative Solvers for Large-Scale Stochastic Galerkin Linear Systems
(Jul. 6, 2016)
(Jul. 6, 2016)
Mohammad Monir Uddin
PhD thesis: Computational Methods for Model Reduction of Descriptor Systems
(Jun. 30, 2015)
(Jun. 30, 2015)
Matthias Voigt
PhD thesis: On Linear-Quadratic Optimal Control and Robustness of Differential-Algebraic Systems
(May 4, 2015)
(May 4, 2015)
Tobias Breiten
PhD thesis: Rational Krylov Subspaces for Nonlinear Model Reduction
(Mar. 25, 2013)
(Mar. 25, 2013)