Spaceplane trajectory optimisation with evolutionary-based initialisation
Maddock, Christie Alisa and Minisci, Edmondo; (2016) Spaceplane trajectory optimisation with evolutionary-based initialisation. In: 2016 IEEE Symposium Series on Computational Intelligence (SSCI). IEEE, GRC. ISBN 9781509042401 (https://doi.org/10.1109/SSCI.2016.7850109)
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Abstract
In this paper, an evolutionary-based initialisation method is proposed based on Adaptive Inflationary Differential Evolution algorithm, which is used in conjunction with a deterministic local optimisation algorithm to efficiently identify clusters of optimal solutions. The approach is applied to an ascent trajectory for a single stage to orbit spaceplane, employing a rocket-based combine cycle propulsion system. The problem is decomposed first into flight phases, based on user defined criteria such as a propulsion cycle change translating to different mathematical system models, and subsequently transcribed into a multi-shooting NLP problem. Examining the results based on 10 independent runs of the approach, it can be seen that in all cases the method converges to clusters of feasible solutions. In 40% of the cases, the AIDEA-based initialisation found a better solution compared to a heuristic approach using constant control for each phase with a single shooting transcription (representing an expert user). The problem was run using randomly generated control laws, only 2/20 cases converged, both times with a less optimal solution compared to the baseline heuristic approach and AIDEA.
ORCID iDs
Maddock, Christie Alisa ORCID: https://orcid.org/0000-0003-1079-4863 and Minisci, Edmondo ORCID: https://orcid.org/0000-0001-9951-8528;-
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Item type: Book Section ID code: 59171 Dates: DateEvent9 December 2016Published26 September 2016AcceptedNotes: © 2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works. Subjects: Science > Mathematics
Technology > Motor vehicles. Aeronautics. AstronauticsDepartment: Faculty of Engineering > Mechanical and Aerospace Engineering Depositing user: Pure Administrator Date deposited: 20 Dec 2016 10:46 Last modified: 11 Nov 2024 15:08 URI: https://strathprints.strath.ac.uk/id/eprint/59171