 |
Dipl.-Math.Ralf HannemannWissenschaftliches Personal |
|
| Lehrstuhl: | Prozesstechnik | |
Projekte
- Eine neue Softwareplattform zur strukturierten automatischen Ableitungsberechnung für Optimierungsprobleme
- Sensitivitäten zweiter Ordnung für adaptive Schießverfahren zu Lösung von Optimalsteuerungsproblemen
Dissertation
[LPT-diss-2012-04]
Ralf Hannemann: Adjoint Sensitivity Analysis for Optimal Control of Non-Smooth Differential-Algebraic Equations. Shaker Verlag, 2012
Publikationen von Ralf Hannemann
[LPT-2012-01]
Ralf Hannemann, Wolfgang Marquardt: How to Verify Optimal Controls Computed by Direct Shooting Methods? - A Tutorial. Journal of Process Control, 2012, 22, 494-507
[LPT-2011-04]
Lynn Würth, Ralf Hannemann, Wolfgang Marquardt:
A two-layer architecture for economically optimal process control and operation.
Journal of Process Control, 2011, 21, 311-321
[LPT-2010-42]
Ralf Hannemann, Wolfgang Marquardt, Uwe Naumann, Boris Gendler:
Discrete first- and second-order adjoints and automatic differentiation for the sensitivity analysis of dynamic models .
Procedia Computer Science, 2010, 1, 297-305
[LPT-2010-04]
Ralf Hannemann, Wolfgang Marquardt:
Continuous and discrete composite adjoints for the hessian of the lagrangian in shooting algorithms for dynamic optimization.
SIAM Journal on Scientific Computing, 2010, 31(6), 4675-4695
[LPT-2009-06]
Lynn Würth, Ralf Hannemann, Wolfgang Marquardt:
Neighboring-extremal updates for nonlinear model-predictive control and dynamic real-time optimization.
Journal of Process Control, 2009, 19, 1277–1288
[LPT-2009-03]
Claas Michalik, Ralf Hannemann, Wolfgang Marquardt:
Incremental single shooting - a robust method for the estimation of parameters in dynamical systems.
Computers & Chemical Engineering, 2009, 33, 1298-1305
[LPT-2012-25]
Ralf Hannemann, Jana Tillack, Moritz Schmitz, Michael Förster, Jutta Wyes, Katharina Nöh, Eric von Lieres, Uwe Naumann, Wolfgang Wiechert, Wolfgang Marquardt: First- and Second-Order Parameter Sensitivities of a Metabolically and Isotopically Non-Stationary Biochemical Network Model. In: Martin Otter and Dirk Zimmer (Eds.): Proceedings of the 9th International Modelica Conference, 641--648
[LPT-2011-18]
Diego Muñoz, Johannes Gerhard, Ralf Hannemann, Wolfgang Marquardt:
Integrated process and control design by the normal vector approach: Application to the Tennessee-Eastman process.
In: E.N.. Pistikopoulos, M.C. Georgiadis and A.C. Kokossis (Eds.): 21st European Symposium on Computer Aided Process Engineering
[LPT-2010-27]
Diego Muñoz, Ralf Hannemann, Wolfgang Marquardt:
Input-constrained closed-loop systems with grazing bifurcations in optimal robust design.
Proceedings of the 2010 IEEE International Symposium on Computer-Aided Control System Design, 1073-1078
[LPT-2010-24]
Ralf Hannemann, Wolfgang Marquardt:
Combining direct and indirect methods for optimal control -- a case study.
In: Mayuresh Kothare, Moses Tade, Alain Vande Wouwer, Ilse Smets (Eds.): Proceedings of the 9th International Symposium on Dynamics and Control of Process Systems (DYCOPS 2010)
[LPT-2010-06]
Lynn Würth, Ralf Hannemann, Wolfgang Marquardt:
Neighboring-extremal updates for dynamic real-time optimization.
In: Assessment and Future Directions of NMPC, Pavia, Italy, 05-08.09.2008
[LPT-2008-68]
Lynn Würth, Ralf Hannemann, Wolfgang Marquardt:
An efficient strategy for dynamic real-time optimization based on parametric sensitivities.
IFAC World Congress, Seoul, Korea, 2008
[LPT-2008-22]
Andreas Wiesner, Martin Schlegel, Jan Oldenburg, Lynn Würth, Ralf Hannemann, Axel Polt:
Model-based investment planning model for stepwise capacity expansions of chemical plants.
In: Bertrand Braunschweig and Xavier Joulia (Eds.): ESCAPE-18 (European Symposium on Computer Aided Process Engineering), 307-312
[LPT-2007-49]
Ralf Hannemann, Wolfgang Marquardt:
Fast computation of the Hessian of the Lagrangian in shooting algorithms for dynamic optimization.
In: DYCOPS 2007 (8th International Symposium on Dynamics and Control of Process Systems), Cancun, Mexico, 06-08.06.2007
[LPT-progress-0297]
Diego Muñoz, Ralf Hannemann, Wolfgang Marquardt: First and second-order adjoint sensitivities in optimal robust design of non-smooth dynamic systems.. In: ICAMI 2010: International Conference on Applied Mathematics and Informatics, San Andres Island, Colombia, 28.11-03.12.2010 (accepted)
[LPT-2011-24]
Moritz Schmitz, Ralf Hannemann, Michael Förster, Boris Gendler, Wolfgang Marquardt, Uwe Naumann: Software for higher-order sensitivity analysis of parametric DAEs. In: ASIM 2011 21. Symposium Simulationstechnik, Winterthur, Switzerland, 07-09.09.2011
[LPT-pre-2012-14]
Wolfgang Marquardt, Fady Assassa, David Elixmann, Ralf Hannemann, Arndt Hartwich, Diego Muñoz, Holger Scheu, René Schneider, Inga Wolf, Lynn Würth: Economic Model-Predictive Control and Dynamic Real-Time Optimization. 23rd Chinese Process Control Conference CPCC 2012, Xiamen, China, 10-12.08.2012
[LPT-pre-2011-04]
Ralf Hannemann, Boris Gendler, Michael Förster, Moritz Schmitz, Jutta Wyes, Lynn Würth, Wolfgang Marquardt, Uwe Naumann:
AC-SAMMM, the Aachen Platform for Structured Automatic Manipulation of Mathematical Models - a Case Study.
SIAM Conference on Computational Science and Engineering. , Reno, Nevada, USA, 28.02-04.03.2011
[LPT-pre-2010-14]
Ralf Hannemann, Wolfgang Marquardt:
Combining Direct and Indirect Methods for Optimal Control - a Case Study.
9th International Symposium on Dynamics and Control of Process Systems, Leuven, Belgium, 05-07.07.2010
[LPT-pre-2010-13]
Ralf Hannemann, Boris Gendler, Wolfgang Marquardt, Uwe Naumann:
Discrete first- and second-order adjoints and automatic differentiation for the sensitivity analysis of dynamic models.
International Conference on Computational Science, Amsterdam, The Netherlands, 31.05-02.06.2010
[LPT-pre-2007-14]
Ralf Hannemann, Wolfgang Marquardt:
Fast computation of the Hessian of the Lagrangian in shooting algorithms for dynamic optimization.
8th International Symposium on Dynamics and Control of Process Systems, Cancun, Mexico, 06-08.06.2007
[LPT-pre-2007-13]
Ralf Hannemann, Wolfgang Marquardt:
Fast computation of the Hessian of the Lagrangianin the sequential approach for optimal control.
23rd IFIP TC 7 Conference on System Modelling and Optimization, Cracow, Poland, 23-27.07.2007
[LPT-pre-2007-12]
Ralf Hannemann, Arndt Hartwich, Lynn Würth, Wolfgang Marquardt:
Adaptive shooting methods for dynamic optimization – Concepts, algorithms and applications.
23rd IFIP TC 7 Conference on System Modelling and Optimization, Cracow, Poland, 23-27.07.2007
[LPT-pre-2007-09]
Andreas Wiesner, Martin Schlegel, Jan Oldenburg, Lynn Würth, Ralf Hannemann, Axel Polt, Wolfgang Marquardt:
Modellgestützte Investitionsplanung zur stufenweisen Kapazitätserweiterung von Chemieanlagen.
PAT 2007, Weimar, 19-20.11.2007
[LPT-pre-2005-33]
Ralf Hannemann, Jan Busch, Jan Oldenburg, Wolfgang Marquardt:
Mixed-Logic Dynamic Optimization for Modeling, Control, and Scheduling of Industrial Processes.
International Workshop on Discrete-Continuous Optimization and Optimal Control, TU Darmstadt, 15./16.12.2005
[LPT-pre-2011-21]
Moritz Schmitz, Boris Gendler, Ralf Hannemann, Michael Förster, Jutta Wyes, Wolfgang Marquardt, Uwe Naumann: Structured Automatic Manipulation of Mathematical Models. ASIM Workshop 2011, München, 14-16.03.2011
[LPT-pre-2010-04]
Ralf Hannemann, Boris Gendler, Jutta Wyes, Michael Förster, Moritz Schmitz, Wolfgang Marquardt, Uwe Naumann:
AC-SAMMM - The Aachen Platform for Structured Automatic Manipulation of Mathematical Models.
ASIM-Workshop: Trends in Computational Science and Engineering: Foundations of Modeling and Simulation, Research Center Jülich, 03-05.03.2010