Exploratory experimental investigations on post-tensioned structural glass beams

Corresponding author: Dr. ir. Christian Louter, Steel Structures Laboratory (ICOM), School of Architecture, Civil and Environmental Engineering (ENAC), École Polytechnique Fédérale de Lausanne (EPFL), GC B3 505, Station 18, Lausanne CH-1015, Switzerland. Tel.: +41 21 6932427; Fax: +41 21 6932868; E-...

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Main Authors: Christian Louter, Jagoda Cupać, Jean-Paul Lebet
Format: Article
Language:English
Published: Stichting OpenAccess 2014-06-01
Series:Journal of Facade Design and Engineering
Subjects:
Online Access:http://content.iospress.com/download/journal-of-facade-design-and-engineering/fde0012?id=journal-of-facade-design-and-engineering%2Ffde0012
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author Christian Louter
Jagoda Cupać
Jean-Paul Lebet
author_facet Christian Louter
Jagoda Cupać
Jean-Paul Lebet
author_sort Christian Louter
collection DOAJ
description Corresponding author: Dr. ir. Christian Louter, Steel Structures Laboratory (ICOM), School of Architecture, Civil and Environmental Engineering (ENAC), École Polytechnique Fédérale de Lausanne (EPFL), GC B3 505, Station 18, Lausanne CH-1015, Switzerland. Tel.: +41 21 6932427; Fax: +41 21 6932868; E-mail: christian.louter@epfl.ch The mechanical response of post-tensioned glass beams is explored in this paper. This is done through bending experiments on post-tensioned glass beam specimens with either mechanically anchored or adhesively bonded steel tendons by which a beneficial pre-stress is inflicted on the glass beams. In addition, reference beams with identical geometry but without tendons are tested. From the results of the bending experiments it can be seen that the post-tensioned glass beams reach higher initial fracture loads than the reference glass beams. Furthermore, the post-tensioned glass beams develop a significant post-fracture reserve. From this it is concluded that post-tensioning a glass beam is a feasible concept, which provides increased initial fracture strength and enhanced post-fracture performance.
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spelling doaj.art-3e28d132fb3149c88046913de774a33e2022-12-22T03:59:25ZengStichting OpenAccessJournal of Facade Design and Engineering2213-302X2213-30382014-06-0121-2318Exploratory experimental investigations on post-tensioned structural glass beamsChristian LouterJagoda CupaćJean-Paul LebetCorresponding author: Dr. ir. Christian Louter, Steel Structures Laboratory (ICOM), School of Architecture, Civil and Environmental Engineering (ENAC), École Polytechnique Fédérale de Lausanne (EPFL), GC B3 505, Station 18, Lausanne CH-1015, Switzerland. Tel.: +41 21 6932427; Fax: +41 21 6932868; E-mail: christian.louter@epfl.ch The mechanical response of post-tensioned glass beams is explored in this paper. This is done through bending experiments on post-tensioned glass beam specimens with either mechanically anchored or adhesively bonded steel tendons by which a beneficial pre-stress is inflicted on the glass beams. In addition, reference beams with identical geometry but without tendons are tested. From the results of the bending experiments it can be seen that the post-tensioned glass beams reach higher initial fracture loads than the reference glass beams. Furthermore, the post-tensioned glass beams develop a significant post-fracture reserve. From this it is concluded that post-tensioning a glass beam is a feasible concept, which provides increased initial fracture strength and enhanced post-fracture performance.http://content.iospress.com/download/journal-of-facade-design-and-engineering/fde0012?id=journal-of-facade-design-and-engineering%2Ffde0012Structural glasspost-tensioningbeamexperimentfracturestrengthredundancy
spellingShingle Christian Louter
Jagoda Cupać
Jean-Paul Lebet
Exploratory experimental investigations on post-tensioned structural glass beams
Journal of Facade Design and Engineering
Structural glass
post-tensioning
beam
experiment
fracture
strength
redundancy
title Exploratory experimental investigations on post-tensioned structural glass beams
title_full Exploratory experimental investigations on post-tensioned structural glass beams
title_fullStr Exploratory experimental investigations on post-tensioned structural glass beams
title_full_unstemmed Exploratory experimental investigations on post-tensioned structural glass beams
title_short Exploratory experimental investigations on post-tensioned structural glass beams
title_sort exploratory experimental investigations on post tensioned structural glass beams
topic Structural glass
post-tensioning
beam
experiment
fracture
strength
redundancy
url http://content.iospress.com/download/journal-of-facade-design-and-engineering/fde0012?id=journal-of-facade-design-and-engineering%2Ffde0012
work_keys_str_mv AT christianlouter exploratoryexperimentalinvestigationsonposttensionedstructuralglassbeams
AT jagodacupac exploratoryexperimentalinvestigationsonposttensionedstructuralglassbeams
AT jeanpaullebet exploratoryexperimentalinvestigationsonposttensionedstructuralglassbeams