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Investigating the impact of thermal stresses on blistering effects in sandwich panels

Kühn, Annalena ; Haugwitz, Christoph ; Hinrichs, Jan ; Kupnik, Mario ; Lange, Jörg
Investigating the impact of thermal stresses on blistering effects in sandwich panels.
In: ce/papers : Proceedings in Civil Engineering, 6 (3/4)
doi: 10.1002/cepa.2311
Artikel, Bibliographie

Dies ist die neueste Version dieses Eintrags.

Kurzbeschreibung (Abstract)

Lightweight steel constructions made of sandwich panels are an economical solution for wall and roof claddings, especially in industrial construction. The panels consist of two thin sheets of steel and a core with thermal insulating properties. In the mounted state and at high temperatures on the outer face of the panel, damage to the components may occur due to blister formation. In a current research project, the influence of defects in sandwich panels with a PIR-foam core is examined. This article presents the results of experimental tests regarding the influence of various parameters, such as face temperature, production defects and design of the longitudinal joint on blistering in sandwich wall panels with a PIR-core. The aim is to identify the necessary conditions for the occurrence of blisters. Using an optical strain measuring method (Digital Image Correlation), the temperature-induced deformations and strains in the covering nose of sandwich wall panels with hidden fastening are measured and will be analyzed with regard to blistering. First results reveal a significant dependence on the geometry and design of the covering nose.

Typ des Eintrags: Artikel
Erschienen: 2023
Herausgeber: Veljkovic, Milan ; Tankova, Trayana
Autor(en): Kühn, Annalena ; Haugwitz, Christoph ; Hinrichs, Jan ; Kupnik, Mario ; Lange, Jörg
Art des Eintrags: Bibliographie
Titel: Investigating the impact of thermal stresses on blistering effects in sandwich panels
Sprache: Englisch
Publikationsjahr: 14 September 2023
Ort: Berlin
Verlag: Ernst & Sohn, a Wiley brand
Titel der Zeitschrift, Zeitung oder Schriftenreihe: ce/papers : Proceedings in Civil Engineering
Jahrgang/Volume einer Zeitschrift: 6
(Heft-)Nummer: 3/4
Veranstaltungsdatum: 12.09.2023-14.09.2023
DOI: 10.1002/cepa.2311
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Kurzbeschreibung (Abstract):

Lightweight steel constructions made of sandwich panels are an economical solution for wall and roof claddings, especially in industrial construction. The panels consist of two thin sheets of steel and a core with thermal insulating properties. In the mounted state and at high temperatures on the outer face of the panel, damage to the components may occur due to blister formation. In a current research project, the influence of defects in sandwich panels with a PIR-foam core is examined. This article presents the results of experimental tests regarding the influence of various parameters, such as face temperature, production defects and design of the longitudinal joint on blistering in sandwich wall panels with a PIR-core. The aim is to identify the necessary conditions for the occurrence of blisters. Using an optical strain measuring method (Digital Image Correlation), the temperature-induced deformations and strains in the covering nose of sandwich wall panels with hidden fastening are measured and will be analyzed with regard to blistering. First results reveal a significant dependence on the geometry and design of the covering nose.

Freie Schlagworte: Lightweight steel constructions, sandwich panels, PIR‐foam core, hidden fastening, blistering
Zusätzliche Informationen:

Eurosteel 2023, 12. bis 14.9.2023, Amsterdam

Fachbereich(e)/-gebiet(e): 13 Fachbereich Bau- und Umweltingenieurwissenschaften
13 Fachbereich Bau- und Umweltingenieurwissenschaften > Institut für Stahlbau und Werkstoffmechanik
13 Fachbereich Bau- und Umweltingenieurwissenschaften > Institut für Stahlbau und Werkstoffmechanik > Fachgebiet Stahlbau
Hinterlegungsdatum: 15 Sep 2023 06:35
Letzte Änderung: 25 Jul 2024 08:00
PPN: 51164776X
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