Experimental investigation of pultruded GFRP connections

At present, design and construction of all-FRP structures with the use of GFRP are developing. All-FRP frame structures use bolted connections to form nodes between the elements, particularly steel bolts. This research focuses on the use of FRP pultruded plates instead of chords and webs. Frame cons...

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Main Authors: Aripov Daler, Kuznetsov Ivan, Salakhutdinov Marat
Format: Article
Language:English
Published: EDP Sciences 2021-01-01
Series:E3S Web of Conferences
Subjects:
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/50/e3sconf_stcce2021_03013.pdf
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author Aripov Daler
Kuznetsov Ivan
Salakhutdinov Marat
author_facet Aripov Daler
Kuznetsov Ivan
Salakhutdinov Marat
author_sort Aripov Daler
collection DOAJ
description At present, design and construction of all-FRP structures with the use of GFRP are developing. All-FRP frame structures use bolted connections to form nodes between the elements, particularly steel bolts. This research focuses on the use of FRP pultruded plates instead of chords and webs. Frame construction nodes are formed by adjoining frame elements at different angles to the chords through gusset plates. In accordance with the literature analysis, a small number of tests have been carried out to investigate connections at angles to the pultrusion direction the pultrusion direction. Both experimental and numerical studies made with pultruded plates and L-shape FRP profiles have demonstrated that the plates have considerable influence on the strength and deformation of joints so that the joints failure mode involves mainly the bolted plate. These results were then compared against numerical predictions obtained using Ansys for finite-element analysis.
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spelling doaj.art-7227a4c4bb8a4a848d1cb910f08faf232022-12-21T22:03:47ZengEDP SciencesE3S Web of Conferences2267-12422021-01-012740301310.1051/e3sconf/202127403013e3sconf_stcce2021_03013Experimental investigation of pultruded GFRP connectionsAripov DalerKuznetsov IvanSalakhutdinov Marat0Kazan State University of Architecture and EngineeringAt present, design and construction of all-FRP structures with the use of GFRP are developing. All-FRP frame structures use bolted connections to form nodes between the elements, particularly steel bolts. This research focuses on the use of FRP pultruded plates instead of chords and webs. Frame construction nodes are formed by adjoining frame elements at different angles to the chords through gusset plates. In accordance with the literature analysis, a small number of tests have been carried out to investigate connections at angles to the pultrusion direction the pultrusion direction. Both experimental and numerical studies made with pultruded plates and L-shape FRP profiles have demonstrated that the plates have considerable influence on the strength and deformation of joints so that the joints failure mode involves mainly the bolted plate. These results were then compared against numerical predictions obtained using Ansys for finite-element analysis.https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/50/e3sconf_stcce2021_03013.pdfpultruded frpconnectionstressdeformationconstruction
spellingShingle Aripov Daler
Kuznetsov Ivan
Salakhutdinov Marat
Experimental investigation of pultruded GFRP connections
E3S Web of Conferences
pultruded frp
connection
stress
deformation
construction
title Experimental investigation of pultruded GFRP connections
title_full Experimental investigation of pultruded GFRP connections
title_fullStr Experimental investigation of pultruded GFRP connections
title_full_unstemmed Experimental investigation of pultruded GFRP connections
title_short Experimental investigation of pultruded GFRP connections
title_sort experimental investigation of pultruded gfrp connections
topic pultruded frp
connection
stress
deformation
construction
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2021/50/e3sconf_stcce2021_03013.pdf
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