Bahavar, Philipp und Wagner, Claus (2017) DNS of convective channel flow with temperature and concentration gradients. In: New Results in Numerical and Experinental Fluid Mechanic XI, 11, Seiten 444-453. Springer. 20th STAB/DGLR Symposium, 2016-11-08 - 2016-11-09, Braunschweig, Deutschland. ISBN 978-3-319-64518-6.
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Offizielle URL: https://www.springerprofessional.de/direct-numerical-simulation-of-convective-channel-flow-with-temp/15178128
Kurzfassung
Mixed convection in a differentially heated channel with an additional concentration gradient is investigated via direct numerical simulation (DNS) using a finite volume method based on fourth order accurate central differences in space and an explicit time integration scheme. The fluid is treated as a homogeneous fluid characterized by its temperature and mixing ratio, and the Boussinesq approximation is employed to calculate the influence of the buoyant forces resulting from density differences due to both quantities in preparation of future investigations of humid air flows in various ventilation applications. The simulations at different values for the modified Grashof number show a distinct effect of the mixing ratio on the flow and temperature profiles for values approximating the conditions found in humid air.
elib-URL des Eintrags: | https://elib.dlr.de/119454/ | ||||||||||||||||||||||||||||||||
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Dokumentart: | Konferenzbeitrag (Vortrag) | ||||||||||||||||||||||||||||||||
Titel: | DNS of convective channel flow with temperature and concentration gradients | ||||||||||||||||||||||||||||||||
Autoren: |
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Datum: | 29 Oktober 2017 | ||||||||||||||||||||||||||||||||
Erschienen in: | New Results in Numerical and Experinental Fluid Mechanic XI | ||||||||||||||||||||||||||||||||
Referierte Publikation: | Ja | ||||||||||||||||||||||||||||||||
Open Access: | Nein | ||||||||||||||||||||||||||||||||
Gold Open Access: | Nein | ||||||||||||||||||||||||||||||||
In SCOPUS: | Nein | ||||||||||||||||||||||||||||||||
In ISI Web of Science: | Nein | ||||||||||||||||||||||||||||||||
Band: | 11 | ||||||||||||||||||||||||||||||||
Seitenbereich: | Seiten 444-453 | ||||||||||||||||||||||||||||||||
Herausgeber: |
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Verlag: | Springer | ||||||||||||||||||||||||||||||||
Name der Reihe: | Notes on Numerical Fluid Mechanics and Multidisciplinary Design | ||||||||||||||||||||||||||||||||
ISBN: | 978-3-319-64518-6 | ||||||||||||||||||||||||||||||||
Status: | veröffentlicht | ||||||||||||||||||||||||||||||||
Stichwörter: | Direct Numerical Simulation, channel flow, turbulence, humidity, buoyancy | ||||||||||||||||||||||||||||||||
Veranstaltungstitel: | 20th STAB/DGLR Symposium | ||||||||||||||||||||||||||||||||
Veranstaltungsort: | Braunschweig, Deutschland | ||||||||||||||||||||||||||||||||
Veranstaltungsart: | nationale Konferenz | ||||||||||||||||||||||||||||||||
Veranstaltungsbeginn: | 8 November 2016 | ||||||||||||||||||||||||||||||||
Veranstaltungsende: | 9 November 2016 | ||||||||||||||||||||||||||||||||
HGF - Forschungsbereich: | Luftfahrt, Raumfahrt und Verkehr | ||||||||||||||||||||||||||||||||
HGF - Programm: | Verkehr | ||||||||||||||||||||||||||||||||
HGF - Programmthema: | Bodengebundener Verkehr (alt) | ||||||||||||||||||||||||||||||||
DLR - Schwerpunkt: | Verkehr | ||||||||||||||||||||||||||||||||
DLR - Forschungsgebiet: | V BF - Bodengebundene Fahrzeuge | ||||||||||||||||||||||||||||||||
DLR - Teilgebiet (Projekt, Vorhaben): | V - Next Generation Train III (alt) | ||||||||||||||||||||||||||||||||
Standort: | Göttingen | ||||||||||||||||||||||||||||||||
Institute & Einrichtungen: | Institut für Aerodynamik und Strömungstechnik > Bodengebundene Fahrzeuge | ||||||||||||||||||||||||||||||||
Hinterlegt von: | Bahavar, Philipp | ||||||||||||||||||||||||||||||||
Hinterlegt am: | 24 Jul 2019 11:48 | ||||||||||||||||||||||||||||||||
Letzte Änderung: | 24 Apr 2024 20:23 |
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