Research on anchorages of the structural strengthening system with prestressed CFRP strips

The CFRP composite materials due to their excellent mechanical properties are more often used in civil engineering. In recent more than ten years has been observed e.g. much wider application of CFRP strips in structural strengthening. The research on this subject clearly showed the advantages of pr...

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Main Authors: Paulina Paśko, Bartosz Piątek, Tomasz Siwowski
Format: Article
Language:English
Published: Lublin University of Technology 2014-09-01
Series:Budownictwo i Architektura
Subjects:
Online Access:https://ph.pollub.pl/index.php/bia/article/view/1809
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author Paulina Paśko
Bartosz Piątek
Tomasz Siwowski
author_facet Paulina Paśko
Bartosz Piątek
Tomasz Siwowski
author_sort Paulina Paśko
collection DOAJ
description The CFRP composite materials due to their excellent mechanical properties are more often used in civil engineering. In recent more than ten years has been observed e.g. much wider application of CFRP strips in structural strengthening. The research on this subject clearly showed the advantages of prestressed strips application in contrast to passive one. The CFRP utilization is much more effective in terms of strength and economy. However, the system effectiveness depends on reliability of anchoring used for prestressed strips. The main goal of the research presented in the paper was to develop a new, innovative, effective and reliable anchoring system for CFRP strips. The achievement of quite high carrying capacity of new anchorages was able thanks to combining friction, bonding and rivet clamping in one CFRP-steel joint. The research results revealed the effectiveness of new anchoring system with carrying capacity level of about 70% of the CFRP ultimate tensile strength.
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spelling doaj.art-a4e6dda19d6346b896e5d76ffa6c499f2024-03-02T10:15:35ZengLublin University of TechnologyBudownictwo i Architektura1899-06652544-32752014-09-0113310.35784/bud-arch.1809Research on anchorages of the structural strengthening system with prestressed CFRP stripsPaulina Paśko0Bartosz Piątek1Tomasz Siwowski2Department of Road and Bridges, Faculty of Civil and Environmental Engineering, Rzeszow University of TechnologyDepartment of Road and Bridges, Faculty of Civil and Environmental Engineering, Rzeszow University of TechnologyDepartment of Road and Bridges, Faculty of Civil and Environmental Engineering, Rzeszow University of TechnologyThe CFRP composite materials due to their excellent mechanical properties are more often used in civil engineering. In recent more than ten years has been observed e.g. much wider application of CFRP strips in structural strengthening. The research on this subject clearly showed the advantages of prestressed strips application in contrast to passive one. The CFRP utilization is much more effective in terms of strength and economy. However, the system effectiveness depends on reliability of anchoring used for prestressed strips. The main goal of the research presented in the paper was to develop a new, innovative, effective and reliable anchoring system for CFRP strips. The achievement of quite high carrying capacity of new anchorages was able thanks to combining friction, bonding and rivet clamping in one CFRP-steel joint. The research results revealed the effectiveness of new anchoring system with carrying capacity level of about 70% of the CFRP ultimate tensile strength.https://ph.pollub.pl/index.php/bia/article/view/1809CFRP compositesstrip prestressinganchoragesstructural strengthening
spellingShingle Paulina Paśko
Bartosz Piątek
Tomasz Siwowski
Research on anchorages of the structural strengthening system with prestressed CFRP strips
Budownictwo i Architektura
CFRP composites
strip prestressing
anchorages
structural strengthening
title Research on anchorages of the structural strengthening system with prestressed CFRP strips
title_full Research on anchorages of the structural strengthening system with prestressed CFRP strips
title_fullStr Research on anchorages of the structural strengthening system with prestressed CFRP strips
title_full_unstemmed Research on anchorages of the structural strengthening system with prestressed CFRP strips
title_short Research on anchorages of the structural strengthening system with prestressed CFRP strips
title_sort research on anchorages of the structural strengthening system with prestressed cfrp strips
topic CFRP composites
strip prestressing
anchorages
structural strengthening
url https://ph.pollub.pl/index.php/bia/article/view/1809
work_keys_str_mv AT paulinapasko researchonanchoragesofthestructuralstrengtheningsystemwithprestressedcfrpstrips
AT bartoszpiatek researchonanchoragesofthestructuralstrengtheningsystemwithprestressedcfrpstrips
AT tomaszsiwowski researchonanchoragesofthestructuralstrengtheningsystemwithprestressedcfrpstrips