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Abstract
Modelica allows systems to be described with reuseable components and with a high precision. To be able to use such complex models efficiently, high demands are set on tools that allow the user to extract the information needed from the models in a straight-forward manner. For this purpose, design-of-experiments techniques can be used to systematically analyze the complex models.
In this paper, it is demonstrated how a Modelica model of a diesel engine can be used for control design. The engine model has multiple inputs and outputs, it is nonlinear, has many parameters, and has a higher order than most control design algorithms are able to handle in a numerically robust way.
It is shown how the features for dynamic design-of-experiments analysis in the FMI Toolbox for MATLAB can be used to analyze the variation in system dynamics across the engine operating range. A gain scheduling of nine multivariable linear-quadratic-gaussian (LQG) controllers, is designed based on linearization and model reduction of the original nonlinear FMU model.
In this paper, it is demonstrated how a Modelica model of a diesel engine can be used for control design. The engine model has multiple inputs and outputs, it is nonlinear, has many parameters, and has a higher order than most control design algorithms are able to handle in a numerically robust way.
It is shown how the features for dynamic design-of-experiments analysis in the FMI Toolbox for MATLAB can be used to analyze the variation in system dynamics across the engine operating range. A gain scheduling of nine multivariable linear-quadratic-gaussian (LQG) controllers, is designed based on linearization and model reduction of the original nonlinear FMU model.
Original language | English |
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Title of host publication | 8th IFAC Symposium on Advances in Automotive Control AAC 2016 |
Editors | Per Tunestål, Lars Eriksson |
Publisher | IFAC |
Pages | 231–238 |
DOIs | |
Publication status | Published - 2016 Jun 20 |
Event | 8th IFAC Symposium Advances in Automotive Control, AAC 2016 - Kolmården Wildlife Resort, Sweden Duration: 2016 Jun 20 → 2016 Jun 23 http://aac2016.isy.liu.se |
Publication series
Name | IFAC-PapersOnLine |
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Number | 11 |
Volume | 49 |
Conference
Conference | 8th IFAC Symposium Advances in Automotive Control, AAC 2016 |
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Country/Territory | Sweden |
Period | 2016/06/20 → 2016/06/23 |
Internet address |
Subject classification (UKÄ)
- Control Engineering
Fingerprint
Dive into the research topics of 'Control Design Based on FMI: A Diesel Engine Control Case Study'. Together they form a unique fingerprint.Projects
- 1 Finished
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Diesel HCCI in a Multi-Cylinder Engine
Tunestål, P. (PI), Henningsson, M. (Research student) & Johansson, R. (Supervisor)
2009/02/06 → 2011/12/31
Project: Research