Lüdeke, Heinrich und Togiti, Vamshi (2006) Detached Eddy Simulation of Supersonic Shear Layer Wake Flows. In: Int. Conference on Boundary and Interior Layers. Int. Conference on Boundary and Interior Layers, 2006-07-24 - 2006-07-28, Göttingen, Germany.
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Kurzfassung
One challenge of numerical investigations of unsteady super- and hypersonic flow fields is the study of the turbulent wake at complex vehicle configurations. A recent promising approach is the technique of detached-eddy simulation (DES) proposed by Spalart et.al. Detached-eddy simulation is a hybrid approach for the modelling of turbulent flow fields at complex geometries. The intention of the current work is an investigation of the shear flow in the wake of a blunt cylinder at M=2.4 at high Reynolds numbers. This is used as a basic configuration for re-entry vehicles with a blunt base. Additionally simulations of the SARA capsule, a facility conceived to be a recovery orbital platform to perform orbital flights, are carried out to give a practical demonstratin of DES modelling for hypersonic flight To ensure turbulent wake flow the trajectory point at M=5.1, Re= 20 10^6 was chosen. The influence of unsteady loads, generated by the turbulent wake flow was investigated for this vehicle.
elib-URL des Eintrags: | https://elib.dlr.de/46936/ | ||||||||||||
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Dokumentart: | Konferenzbeitrag (Vortrag, Paper) | ||||||||||||
Titel: | Detached Eddy Simulation of Supersonic Shear Layer Wake Flows | ||||||||||||
Autoren: |
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Datum: | Juni 2006 | ||||||||||||
Erschienen in: | Int. Conference on Boundary and Interior Layers | ||||||||||||
Referierte Publikation: | Nein | ||||||||||||
Open Access: | Ja | ||||||||||||
Gold Open Access: | Nein | ||||||||||||
In SCOPUS: | Nein | ||||||||||||
In ISI Web of Science: | Nein | ||||||||||||
Herausgeber: |
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Status: | veröffentlicht | ||||||||||||
Stichwörter: | re-entry, unsteady, wake, turbulent, detached eddy simulation | ||||||||||||
Veranstaltungstitel: | Int. Conference on Boundary and Interior Layers | ||||||||||||
Veranstaltungsort: | Göttingen, Germany | ||||||||||||
Veranstaltungsart: | internationale Konferenz | ||||||||||||
Veranstaltungsbeginn: | 24 Juli 2006 | ||||||||||||
Veranstaltungsende: | 28 Juli 2006 | ||||||||||||
Veranstalter : | University of Göttingen | ||||||||||||
HGF - Forschungsbereich: | Verkehr und Weltraum (alt) | ||||||||||||
HGF - Programm: | Weltraum (alt) | ||||||||||||
HGF - Programmthema: | W RP - Raumtransport | ||||||||||||
DLR - Schwerpunkt: | Weltraum | ||||||||||||
DLR - Forschungsgebiet: | W RP - Raumtransport | ||||||||||||
DLR - Teilgebiet (Projekt, Vorhaben): | W - Grundlagen Raumtransport - numerische Verfahren (alt) | ||||||||||||
Standort: | Braunschweig , Göttingen | ||||||||||||
Institute & Einrichtungen: | Institut für Aerodynamik und Strömungstechnik > Raumfahrzeuge Institut für Aerodynamik und Strömungstechnik > CASE | ||||||||||||
Hinterlegt von: | Lüdeke, Dr.-Ing. Heinrich | ||||||||||||
Hinterlegt am: | 19 Jan 2007 | ||||||||||||
Letzte Änderung: | 24 Apr 2024 19:09 |
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