Design of a new test rig to investigate transonic external fan cowl separation

dc.contributor.authorSabnis, Kshitij
dc.contributor.authorBoscagli, Luca
dc.contributor.authorSwarthout, Avery
dc.contributor.authorBabinsky, Holger
dc.contributor.authorMacManus, David
dc.contributor.authorSheaf, Christopher T.
dc.date.accessioned2024-05-01T08:50:19Z
dc.date.available2024-05-01T08:50:19Z
dc.date.issued2022-03-28
dc.description.abstractUltra high-bypass ratio engines, which show considerable promise in reducing the environmental impact of commercial aviation, generally adopt slim fan cowl profiles. These geometries can be more sensitive to separation on the external surfaces in engine windmilling conditions during take-off climb out or during cruise. This paper describes the development of a two-dimensional wind tunnel rig which can accurately replicate the separation mechanisms experienced by real aero-engine nacelles. This design process highlights the importance of considering factors such as Reynolds-number effects, tunnel-wall effects, the two-dimensional nature of the rig, and the tunnel boundary layers.en_UK
dc.description.sponsorshipThis project has received funding from the Clean Sky 2 Joint Undertaking (JU) under grant agreement No 101007598. The JU receives support from the European Union’s Horizon 2020 research and innovation programme and the Clean Sky 2 JU members other than the Union.en_UK
dc.identifier.citationSabnis K, Boscagli L, Swarthout A, et al., (2022) Design of a new test rig to investigate transonic external fan cowl separation. In: 56th 3AF International Conference on Applied Aerodynamics, 28-30 March 2022, Toulouse, Franceen_UK
dc.identifier.urihttps://www.3af.fr/fr/agenda/56th-3af-international-conference-on-applied-aerodynamics-2137
dc.identifier.urihttps://dspace.lib.cranfield.ac.uk/handle/1826/21291
dc.language.isoen_UKen_UK
dc.publisherAssociation Aeronautique Astronautique de Franceen_UK
dc.rightsAttribution 4.0 International*
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/*
dc.titleDesign of a new test rig to investigate transonic external fan cowl separationen_UK
dc.typeConference paperen_UK
dcterms.dateAccepted2021-12-14

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