Jun.-Prof. Dr. Sina Ober-Blöbaum
Computational Dynamics and Optimal Control
Department of Mathematics
University of Paderborn
Warburger Str. 100
D-33098 Paderborn
Germany
Office: D 3.201
Phone: (+49) 5251 - 60-2657
Fax: (+49) 5251 - 60-4216
Email: sinaob[at]math.uni-paderborn.de
Publications
Journal publications
K. Witting, S. Ober-Blöbaum, and M. Dellnitz.
A new definition for robustness in parametric multiobjective optimization problems based on the calculus of variations.
Submitted.
S. Ober-Blöbaum, M. Tao, M. Cheng, H. Owhadi, and J. E. Marsden.
Variational integrators for electric circuits.
Submitted.
K. Flaßkamp, S. Ober-Blöbaum, and M. Kobilarov.
Solving optimal control problems by exploiting inherent dynamical systems structures.
Accepted in Journal of Nonlinear Science, 2012.
A. Moore, S. Ober-Blöbaum, and J. E. Marsden.
Trajectory design combining invariant manifolds with discrete mechanics and optimal control.
Accepted in Journal of Guidance, Control, and Dynamics, 2012.
M. Ringkamp, S. Ober-Blöbaum, M. Dellnitz, and O. Schütze.
Handling high dimensional problems with multi-objective continuation methods via successive approximation of the tangent space.
To appear in Engineering Optimization, 2012.
Discrete mechanics and optimal control for constrained systems.
Optimal Control, Applications and Methods, 31(6), pages 505-528, 2010. (pdf)
M. Dellnitz, S. Ober-Blöbaum, M. Post, O. Schütze, and B. Thiere.
A multi-objective approach to the design of low thrust space trajectories using optimal control.
Celestial Mechanics and Dynamical Astronomy, 105(1), pages 33-59, 2009. (pdf)
S. Ober-Blöbaum, O. Junge, and J.E. Marsden.
Discrete mechanics and optimal control: an analysis.
ESAIM: Control, Optimisation and Calculus of Variations, 17(2), pages 322--352, 2011.(pdf)
Book chapter
O. Schütze, K. Witting, S. Ober-Blöbaum, and M.Dellnitz.
Set oriented methods for the numerical treatment of multi-objective optimization problems.
In Emilia Tantar et al. (editors), EVOLVE -- A Bridge Between Probability, Set Oriented Numerics, and Evolutionary Computation. Springer, 2012. To appear.
M. Dellnitz, O. Junge, A. Krishnamurthy, S. Ober-Blöbaum, K. Padberg, and R. Preis.
Efficient control of formation flying spacecraft.
In Friedhelm Meyer auf der Heide and Burkhard Monien (editors), New Trends in Parallel & Distributed Computing, volume 181, pages 235-247, Heinz Nixdorf Institut Verlagsschriftreihe, 2006. (pdf)
Conference proceedings
K. Flaßkamp and S. Ober-Blöbaum.
Energy efficient control for mechanical systems based on inherent dynamical structures.
Accepted in Proceedings of American Control Conference, 27-29 June 2012.
Discrete mechanics and optimal control and its application to a double pendulum on a cart.
Accepted for 18th International Federation of Automatic Control World Congress (IFAC), Milano, Italy, 28 August - 2 September, 2011.
S. Leyendecker and S. Ober-Blöbaum.
A variational approach to multirate integration for constrained systems.
In Proceedings of Multibody Dynamics, ECCOMAS Thematic Conference, Brussels, Belgium, 4-7 July 2011.
S. Leyendecker and S. Ober-Blöbaum.
Variational multirate integration of constrained dynamics.
In Proceedings of Applied Mathematics and Mechanics, 11(1), pages 53-54, 2011.
S. Ober-Blöbaum, M. Tao, and H. Owhadi.
Variational integrators for electric circuits.
In Proceedings of Applied Mathematics and Mechanics, 11(1), pages 783-784, 2011.
K. Flaßkamp, S. Ober-Blöbaum, M. Ringkamp, T. Schneider, C. Schulte and J. Böcker.
Berechnung optimaler Stromprofile für einen 6-phasigen, geschalteten Reluktanzantrieb.
In Proceedings of 8. Paderborner Workshop Entwurf mechatronischer Systeme, 19-20 May, 2011.
K. Flaßkamp and S. Ober-Blöbaum.
Variational formulation and optimal control of hybrid Lagrangian systems.
In Proceedings of the Conference on Hybrid Systems: Computation and Control, Chicago, Illinois, 12-14 April, 2011. (pdf)
A. Moore, S. Ober-Blöbaum and J.E. Marsden.
Mesh refinement strategies for spacecraft trajectory optimization using discrete mechanics and optimal control.
In Proceedings of the 21st AAS/AIAA Space Flight Mechanics Meeting, New Orleans, Lousiana, USA, 13-17 February, 2011. (pdf)
B. Thiere, S. Ober-Blöbaum and P. Pergola.
Detecting initial guesses for trajectories in the (P)CRTBP.
In Proceedings of the AIAA/AAS Astrodynamics Specialist Conference, Toronto, Canada, 2-5 August, 2010.
S. Ober-Blöbaum and A. Walther.
Computation of derivatives for structure preserving optimal control using automatic differentiation.
In Proceedings of Applied Mathematics and Mechanics, 10(1), pages 585-586, 2010.
DOI: 10.1002/pamm.201010285.
K. Flaßkamp, S. Ober-Blöbaum and M.Kobilarov.
Solving optimal control problems by using inherent dynamical properties.
In Proceedings of Applied Mathematics and Mechanics,10(1), pages 577-578, 2010.
DOI: 10.1002/pamm.201010281
A. Moore, S. Ober-Blöbaum and J.E. Marsden.
The effect of mesh refinement on spacecraft trajectory design using discrete mechanics and optimal control.
In Proceedings of the 4th European Conference on Computational Mechanics, Paris, France, 16-21 May, 2010.
S. Ober-Blöbaum and S. Leyendecker.
A variational approach to multirate integration.
In Proceedings of the 4th European Conference on Computational Mechanics, Paris, France, 16-21 May 2010.
M. Gehler, S. Ober-Blöbaum, and Bernd Dachwald.
Application of discrete mechanics and optimal control in non-keplerian motion around small solar systems.
In Proceedings of 60th International Astronautical Congress, Daejeon, Republic of Korea, 12-16 October, 2009.
S. Nair, S. Ober-Blöbaum, and J.E. Marsden.
The Jacobi-Maupertuis principle in variational integrators.
In Proceedings of the 7th International Conference of Numerical Analysis and Applied Mathematics, Rethymno, Crete, Greece, 18-22 September 2009. (pdf)
S. Ober-Blöbaum and J. Timmermann.
Optimal control for a pitcher's motion modeled as constrained mechanical system.
In Proceedings of the 7th International Confenrence on Multibody Systems, Nonlinear Dynamics, and Control, ASME International Design Engineering Technical Conferences, San Diego, 29 August - 2 September 2009. (pdf)
M. Gehler, S. Ober-Blöbaum, Bernd Dachwald, and J.E. Marsden.
Optimal control of gravity tractor spacecraft near arbitrarily shaped asteroids.
In Proceedings of 1st IAA Planetary Defense Conference: Protecting Earth from Asteroids, Granada, Spain, 27-30 April, 2009. (pdf)
A. Moore and S. Ober-Blöbaum, and J.E. Marsden.
Optimization of spacecraft trajectories: a method combining invariant manifold techniques and discrete mechanics and optimal control.
In Proceedings of 19th AAS/AIAA Space Flight Mechanics Meeting, Savannah, Georgia, USA, 2009.
W. Zhang, T. Inanc, S. Ober-Blöbaum, and J.E. Marsden.
Optimal trajectory generation for a dynamic glider in ocean flows modeled by 3D B-Spline Functions.
In Proceedings of the IEEE International Conference on Robotics and Automation, Pasadena, California, USA, 19-23 May 2008.
S. Leyendecker, S. Ober-Blöbaum, J.E. Marsden, and M. Ortiz.
Discrete mechanics and optimal control for constrained multibody dynamics.
In Proceedings of the 6th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, ASME International Design Engineering Technical Conferences, Las Vegas, Nevada, USA, 4-7 September 2007. (pdf)
O. Junge, J.E. Marsden, and S. Ober-Blöbaum.
Optimal reconfiguration of formation flying spacecraft - a decentralized approach.
In Proceedings of the 45th IEEE Conference on Decision and Control and European Control Conference ECC, San Diego, USA, pages 5210-5215, 13-15 December 2006. (pdf)
O. Junge and S. Ober-Blöbaum.
Optimal reconfiguration of formation flying satellites.
In Proceedings of the 44th IEEE Conference on Decision and Control and European Control Conference ECC, Seville, Spain, 12-15 December 2005. (pdf)
O. Junge, J.E. Marsden, and S. Ober-Blöbaum.
Discrete mechanics and optimal control.
In Proceedings of the 16th IFAC World Congress, Prague, Czech Republic, 3-8 July 2005. (pdf)
Theses
S. Ober-Blöbaum.
Discrete mechanics and optimal control.
Phd thesis, University of Paderborn, Germany, 2008. (pdf)
S. Ober-Blöbaum.
Zur optimalen Kontrolle von Verbunden starrer Körper.
Diploma thesis, University of Paderborn, Germany, 2004.