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The south oculus at Canterbury cathedral

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Resumo:The South Oculus at Canterbury Cathedral is a wrought iron space frame, consisting of two layers (Ferramenta and Grille) connected by tie bars (Pins). It is in very good condition despite its almost 850 years of history. The in situ survey of the Cathedral confirmed that the Ferramenta and the external grille are in general in relative good condition with the exception of some local failures. On the contrary, the pins are the most deteriorated part of the structure. An ambiental vibration test was carried out and the modal response of the structure was identified. In order to assess the safety of the oculus with respect to wind load, a model of the structure was built with the finite element software DIANA and calibrated using the results of the experimental campaign. The non linear analysis of the existing structure resulted in a safety factor of about ten, when compared with the wind load as specified by the EC1. In addition, parametric studies have highlighted the importance of the external grille for the structure and have provided an estimate of the consequences of a further deterioration in terms of the load bearing capacity of the Oculus.
Autores principais:Filippoupolitis, Marios
Ano:2011
País:Portugal
Tipo de documento:dissertação de mestrado
Tipo de acesso:acesso aberto
Instituição associada:Universidade do Minho
Idioma:inglês
Origem:RepositóriUM - Universidade do Minho
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author Filippoupolitis, Marios
author_facet Filippoupolitis, Marios
author_role author
contributor_name_str_mv Lourenço, Paulo B.
RepositóriUM - Universidade do Minho
country_str PT
creators_json_txt [{\"Person.name\":\"Filippoupolitis, Marios\"}]
datacite.contributors.contributor.contributorName.fl_str_mv Lourenço, Paulo B.
RepositóriUM - Universidade do Minho
datacite.creators.creator.creatorName.fl_str_mv Filippoupolitis, Marios
datacite.date.Accepted.fl_str_mv 2011-01-01T00:00:00Z
datacite.date.available.fl_str_mv 2012-04-26T12:07:31Z
datacite.date.embargoed.fl_str_mv 2012-04-26T12:07:31Z
datacite.rights.fl_str_mv http://purl.org/coar/access_right/c_abf2
datacite.titles.title.fl_str_mv The south oculus at Canterbury cathedral
dc.contributor.none.fl_str_mv Lourenço, Paulo B.
RepositóriUM - Universidade do Minho
dc.creator.none.fl_str_mv Filippoupolitis, Marios
dc.date.Accepted.fl_str_mv 2011-01-01T00:00:00Z
dc.date.available.fl_str_mv 2012-04-26T12:07:31Z
dc.date.embargoed.fl_str_mv 2012-04-26T12:07:31Z
dc.format.none.fl_str_mv application/pdf
dc.identifier.none.fl_str_mv https://hdl.handle.net/1822/18896
dc.language.none.fl_str_mv eng
dc.rights.none.fl_str_mv http://purl.org/coar/access_right/c_abf2
dc.title.fl_str_mv The south oculus at Canterbury cathedral
dc.type.none.fl_str_mv http://purl.org/coar/resource_type/c_bdcc
description The South Oculus at Canterbury Cathedral is a wrought iron space frame, consisting of two layers (Ferramenta and Grille) connected by tie bars (Pins). It is in very good condition despite its almost 850 years of history. The in situ survey of the Cathedral confirmed that the Ferramenta and the external grille are in general in relative good condition with the exception of some local failures. On the contrary, the pins are the most deteriorated part of the structure. An ambiental vibration test was carried out and the modal response of the structure was identified. In order to assess the safety of the oculus with respect to wind load, a model of the structure was built with the finite element software DIANA and calibrated using the results of the experimental campaign. The non linear analysis of the existing structure resulted in a safety factor of about ten, when compared with the wind load as specified by the EC1. In addition, parametric studies have highlighted the importance of the external grille for the structure and have provided an estimate of the consequences of a further deterioration in terms of the load bearing capacity of the Oculus.
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person_str_mv Filippoupolitis, Marios
publishDate 2011
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spelling engporThe South Oculus at Canterbury Cathedral is a wrought iron space frame, consisting of two layers (Ferramenta and Grille) connected by tie bars (Pins). It is in very good condition despite its almost 850 years of history. The in situ survey of the Cathedral confirmed that the Ferramenta and the external grille are in general in relative good condition with the exception of some local failures. On the contrary, the pins are the most deteriorated part of the structure. An ambiental vibration test was carried out and the modal response of the structure was identified. In order to assess the safety of the oculus with respect to wind load, a model of the structure was built with the finite element software DIANA and calibrated using the results of the experimental campaign. The non linear analysis of the existing structure resulted in a safety factor of about ten, when compared with the wind load as specified by the EC1. In addition, parametric studies have highlighted the importance of the external grille for the structure and have provided an estimate of the consequences of a further deterioration in terms of the load bearing capacity of the Oculus.application/pdfporThe south oculus at Canterbury cathedralFilippoupolitis, MariosLourenço, Paulo B.HostingInstitutionOrganizationalRepositóriUM - Universidade do Minhoe-mailmailto:repositorium@usdb.uminho.ptrepositorium@usdb.uminho.pt2012-04-26T12:07:31Z201120112011-01-01T00:00:00ZHandlehttps://hdl.handle.net/1822/18896http://purl.org/coar/access_right/c_abf2open access5005627 bytesliteraturehttp://purl.org/coar/resource_type/c_bdccmaster thesishttp://purl.org/coar/access_right/c_abf2application/pdffulltexthttps://repositorium.uminho.pt/bitstreams/d390da03-dbfe-40da-9a20-e3d0541016d8/download
spellingShingle The south oculus at Canterbury cathedral
Filippoupolitis, Marios
status SINGLETON
title The south oculus at Canterbury cathedral
title_full The south oculus at Canterbury cathedral
title_fullStr The south oculus at Canterbury cathedral
title_full_unstemmed The south oculus at Canterbury cathedral
title_short The south oculus at Canterbury cathedral
title_sort The south oculus at Canterbury cathedral
url https://hdl.handle.net/1822/18896
visible 1