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Influence of Temperature on the Behavior of Sandwich Panels

Steineck, Sonja ; Lange, Jörg (2024)
Influence of Temperature on the Behavior of Sandwich Panels.
In: ce/papers : Proceedings in Civil Engineering, 2023, 6 (3-4)
doi: 10.26083/tuprints-00027240
Artikel, Zweitveröffentlichung, Verlagsversion

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Kurzbeschreibung (Abstract)

Sandwich panels in the construction industry are used as roof and facade elements and usually consist of two thin face layers of steel and a thicker core of polyurethane (PU) or mineral wool in between. The PU core material is constantly being further developed. In addition to improvements in the physical properties, this further development also leads to changes in the mechanical properties. As a result, the design rules that were established for older foam systems must be reviewed at regular intervals. There is a great need for research into the temperature‐dependent behavior of the foam system. As these elements are used as roof and facade elements, they are directly exposed to climatic conditions. High temperatures are generated on the cover sheets due to solar radiation. The PU rigid foam changes its mechanical properties in this temperature range. Tests on small parts and components show a change in the stiffnesses and strengths, as well as the load‐bearing behavior under elevated temperature. Consideration of the temperature in the design is therefore of great importance. In view of the continuous further development of the foam system, statements regarding the core material from older research must be reconsidered.

Typ des Eintrags: Artikel
Erschienen: 2024
Autor(en): Steineck, Sonja ; Lange, Jörg
Art des Eintrags: Zweitveröffentlichung
Titel: Influence of Temperature on the Behavior of Sandwich Panels
Sprache: Englisch
Publikationsjahr: 27 Mai 2024
Ort: Darmstadt
Publikationsdatum der Erstveröffentlichung: September 2023
Ort der Erstveröffentlichung: 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
DOI: 10.26083/tuprints-00027240
URL / URN: https://tuprints.ulb.tu-darmstadt.de/27240
Zugehörige Links:
Herkunft: Zweitveröffentlichung DeepGreen
Kurzbeschreibung (Abstract):

Sandwich panels in the construction industry are used as roof and facade elements and usually consist of two thin face layers of steel and a thicker core of polyurethane (PU) or mineral wool in between. The PU core material is constantly being further developed. In addition to improvements in the physical properties, this further development also leads to changes in the mechanical properties. As a result, the design rules that were established for older foam systems must be reviewed at regular intervals. There is a great need for research into the temperature‐dependent behavior of the foam system. As these elements are used as roof and facade elements, they are directly exposed to climatic conditions. High temperatures are generated on the cover sheets due to solar radiation. The PU rigid foam changes its mechanical properties in this temperature range. Tests on small parts and components show a change in the stiffnesses and strengths, as well as the load‐bearing behavior under elevated temperature. Consideration of the temperature in the design is therefore of great importance. In view of the continuous further development of the foam system, statements regarding the core material from older research must be reconsidered.

Freie Schlagworte: Sandwich panels, temperature, rigid polyurethane foam, facade elements, lightweight construction
Status: Verlagsversion
URN: urn:nbn:de:tuda-tuprints-272402
Sachgruppe der Dewey Dezimalklassifikatin (DDC): 600 Technik, Medizin, angewandte Wissenschaften > 624 Ingenieurbau und Umwelttechnik
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: 27 Mai 2024 12:47
Letzte Änderung: 28 Mai 2024 08:50
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