Evolvability and design reuse in civil jet transport aircraft

dc.contributor.authorvan Heerden, Albert S. J.
dc.contributor.authorGuenov, Marin D.
dc.contributor.authorMolina-Cristobal, Arturo
dc.date.accessioned2019-05-14T09:14:59Z
dc.date.available2019-05-14T09:14:59Z
dc.date.issued2019-05-10
dc.description.abstractA comprehensive investigation of evolvability and design reuse in new and historical civil jet transport aircraft was undertaken. The main purpose was to characterise the techniques and strategies used by aircraft manufacturers to evolve their designs. Such knowledge is essential to devise improved design methods for promoting the evolvability of new aircraft. To perform the study, jet aircraft from three large western manufacturers (Boeing, Airbus, and McDonnell Douglas) were investigated in depth. The academic and industrial literature was combed to find descriptions of design reuse and change across each major model of all three manufacturers. The causes and effects of the changes are explored, and the amenability of the different airframes to change are discussed. The evolution of the payload and range capabilities of the different aircraft was also investigated. From these studies, it was found that the initial approach to derivative designs appears somewhat ad hoc and that substantial modifications were devised in quick succession to increase both range and capacity. From the 1970s, two distinguishable patterns started to appear – a ‘leap and branch’ and a ‘Z’ pattern. The leaps correspond to major changes in both propulsion and airframe, whereas the branches are simple ‘stretches’ or ‘shrinks’. The Z pattern, also documented by other authors, is a progressive increase in range, followed by a simple stretch, and then another increase in range. Design changes were investigated further by grouping them according to the assumed payload-range objectives set for the derivatives. Finally, the maximum changes found for salient geometrical design parameters amongst all the aircraft surveyed were documented. Developing methods to support the creation of leaps (especially across configurations) appears to be one of the most promising avenues for future research.en_UK
dc.identifier.citationVan Heerden A, Guenov M, Molina-Cristobal A. (2019) Evolvability and design reuse in civil jet transport aircraft. Progress in Aerospace Sciences, Volume 108, July 2019, pp. 121-155en_UK
dc.identifier.issn0376-0421
dc.identifier.urihttps://doi.org/10.1016/j.paerosci.2019.01.006
dc.identifier.urihttps://dspace.lib.cranfield.ac.uk/handle/1826/14153
dc.language.isoenen_UK
dc.publisherElsevieren_UK
dc.rightsAttribution-NonCommercial-NoDerivatives 4.0 International*
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/*
dc.subjectAircraft evolvabilityen_UK
dc.subjectDerivative aircraften_UK
dc.subjectCommonalityen_UK
dc.subjectDesign reuseen_UK
dc.subjectBoeingen_UK
dc.subjectAirbusen_UK
dc.subjectMcDonnell Douglasen_UK
dc.titleEvolvability and design reuse in civil jet transport aircraften_UK
dc.typeArticleen_UK

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