Evaluation of added mass modeling approaches for the design of membrane structures by fully coupled FSI simulations

Hosam Alsofi, Roland Wüchner, Kai Uwe Bletzinger

Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

3 Zitate (Scopus)

Abstract

Adopting a partitioned FSI approach, the effect of air presence on the response of horizontally, simply supported, prestressed membrane structures is investigated. Based on FSI systematic computations, an added mass & damping model is suggested to replace the FSI simulation by an efficient structural dynamic analysis with modeled added aerodynamic coefficients. Then a parametric study is conducted and reported to examine the influence of various parameters on the added quantities. Utilizing numerically generated wind and FSI simulations of a membrane immersed in fluctuating wind flow, the necessity of added mass and damping modeling is demonstrated. Then a procedure to employ the FSI-based model is suggested to get as close as possible to realistic response using structural analysis only, attempting to save the need to carry out extensive FSI simulations, and making wind tunnel tests on rigid models of membrane structures more applicable.

OriginalspracheEnglisch
TitelProceedings of the 7th International Conference on Textile Composites and Inflatable Structures, STRUCTURAL MEMBRANES 2015
Redakteure/-innenEugenio Onate, Bernd Kroplin, Kai-Uwe Bletzinger
Herausgeber (Verlag)International Center for Numerical Methods in Engineering
Seiten318-343
Seitenumfang26
ISBN (elektronisch)9788494424489
PublikationsstatusVeröffentlicht - 2015
Veranstaltung7th International Conference on Textile Composites and Inflatable Structures, STRUCTURAL MEMBRANES 2015 - Barcelona, Spanien
Dauer: 19 Okt. 201521 Okt. 2015

Publikationsreihe

NameProceedings of the 7th International Conference on Textile Composites and Inflatable Structures, STRUCTURAL MEMBRANES 2015

Konferenz

Konferenz7th International Conference on Textile Composites and Inflatable Structures, STRUCTURAL MEMBRANES 2015
Land/GebietSpanien
OrtBarcelona
Zeitraum19/10/1521/10/15

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