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Direct methodology for constrained system analysis with applications to aircraft dynamics
Published in American Institute of Aeronautics and Astronautics Inc.
2017
Volume: 54
   
Issue: 6
Pages: 2378 - 2385
Abstract
Tools based on the bifurcation and continuation method have been found to be extremely useful for studying multiparameter nonlinear dynamical systems under state and parameter-constrained conditions. Because of inherent limitations of the existing methodologies, however, application of continuation techniques to certain types of problems has remained cumbersome and even computationally challenging. This paper provides an alternate direct approach in MATLAB® using its continuation subroutine MATCONT to extend the capabilities of continuation techniques in an attempt to accommodate a wide variety of constrained dynamics problems. Published results in the literature are first reproduced for validation of the proposed approach. A control problem of scheduling gains for the longitudinal flight dynamics of an aircraft is next presented to show usefulness of the proposed methodology, followed by solutions to an aircraft conceptual design problem involving wing morphing with eigenvalue constraints, with the difficulties of the selected problems increasing in that order.
About the journal
JournalData powered by TypesetJournal of Aircraft
PublisherData powered by TypesetAmerican Institute of Aeronautics and Astronautics Inc.
ISSN00218669
Impact Factor1.868
Open AccessNo
Citation Styleunsrt
Sherpa RoMEO Archiving PolicyGreen
Concepts (14)
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    Conceptual design
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    Dynamical systems
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    Eigenvalues and eigenfunctions
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    Flight dynamics
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    Nonlinear dynamical systems
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    AIRCRAFT CONCEPTUAL DESIGNS
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    Aircraft dynamics
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    CONSTRAINED CONDITIONS
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    Constrained dynamics
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    CONSTRAINED SYSTEMS
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    CONTINUATION METHOD
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    Continuation techniques
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    Inherent limitations
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    Dynamics