{"id":{"repo_id":"brazil-uerj","oai_identifier":"oai:pantheon.ufrj.br:11422/3948"},"canonical_url":"https://search.dev.ndltd.org/etd/brazil-uerj/oai:pantheon.ufrj.br:11422/3948","repository":{"repo_id":"brazil-uerj","name":"Brazil UERJ","base_url":"https://pantheon.ufrj.br/oai/request"},"display":{"title":"Análise da propagação de trincas em estruturas metálicas predominantemente axissimétricas","abstract":"The purpose of this work is to realize an Evaluation of the Crack-Growth of Quasi-Axisymmetric Steel Structures by the FEM. Axisymmetric shell finite elements are used in the axisymmetric regions of the structure and 3-D shell elements in the regions where geometric deviations are found. The interface between these two regions is made through a \"Transitional Element\". The Crack-Growth Simulation is achieved by the Line-Spring Model and, with this procedure, the Stress Intensity Factor K, the J-Integral and other fracture parameters are obtained. Some applications are presented to access the performance of the implemented strategy. The advantages and the limitations of this strategy are also discussed.","abstract_html":"The purpose of this work is to realize an Evaluation of the Crack-Growth of Quasi-Axisymmetric Steel Structures by the FEM. Axisymmetric shell finite elements are used in the axisymmetric regions of the structure and 3-D shell elements in the regions where geometric deviations are found. The interface between these two regions is made through a "Transitional Element". The Crack-Growth Simulation is achieved by the Line-Spring Model and, with this procedure, the Stress Intensity Factor K, the J-Integral and other fracture parameters are obtained. Some applications are presented to access the performance of the implemented strategy. The advantages and the limitations of this strategy are also discussed.","abstract_has_math":false,"creators":["Moita, Gray Farias"],"institution":"Universidade Federal do Rio de Janeiro","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Ebecken, Nelson Francisco Favilla"],"committee_chairs":[],"committee_members":[],"year":1990,"date_issued":"1990-05","date_published":"1990-05","updated_at":"2026-07-24T01:16:10Z","subjects":["Engenharia Civil"],"languages":["por"],"rights":["Acesso Aberto"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11422/3948","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Ebecken, Nelson Francisco Favilla"]},{"key":"dc:creator","label":"Author","values":["Moita, Gray Farias"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2018-05-10T18:25:02Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2026-05-16T03:05:30Z"]},{"key":"dc:date.issued","label":"Date","values":["1990-05"]},{"key":"dc:publisher","label":"Institution","values":["Universidade Federal do Rio de Janeiro"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Instituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de Engenharia"]},{"key":"dc:type","label":"Dc Type","values":["Dissertação"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Engenharia Civil"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["por"]},{"key":"dc:rights","label":"Dc Rights","values":["Acesso Aberto"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11422/3948"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The purpose of this work is to realize an Evaluation of the Crack-Growth of Quasi-Axisymmetric Steel Structures by the FEM. Axisymmetric shell finite elements are used in the axisymmetric regions of the structure and 3-D shell elements in the regions where geometric deviations are found. The interface between these two regions is made through a \"Transitional Element\". The Crack-Growth Simulation is achieved by the Line-Spring Model and, with this procedure, the Stress Intensity Factor K, the J-Integral and other fracture parameters are obtained. Some applications are presented to access the performance of the implemented strategy. The advantages and the limitations of this strategy are also discussed."]},{"key":"dc:title","label":"Title","values":["Análise da propagação de trincas em estruturas metálicas predominantemente axissimétricas"]}]}],"canonical_facts":{"dc:contributor.advisor":["Ebecken, Nelson Francisco Favilla"],"dc:creator":["Moita, Gray Farias"],"dc:date.accessioned":["2018-05-10T18:25:02Z"],"dc:date.available":["2026-05-16T03:05:30Z"],"dc:date.issued":["1990-05"],"dc:description.abstract":["The purpose of this work is to realize an Evaluation of the Crack-Growth of Quasi-Axisymmetric Steel Structures by the FEM. Axisymmetric shell finite elements are used in the axisymmetric regions of the structure and 3-D shell elements in the regions where geometric deviations are found. The interface between these two regions is made through a \"Transitional Element\". The Crack-Growth Simulation is achieved by the Line-Spring Model and, with this procedure, the Stress Intensity Factor K, the J-Integral and other fracture parameters are obtained. Some applications are presented to access the performance of the implemented strategy. The advantages and the limitations of this strategy are also discussed."],"dc:identifier.uri":["http://hdl.handle.net/11422/3948"],"dc:language":["por"],"dc:publisher":["Universidade Federal do Rio de Janeiro"],"dc:publisher.department":["Instituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de Engenharia"],"dc:rights":["Acesso Aberto"],"dc:subject":["Engenharia Civil"],"dc:title":["Análise da propagação de trincas em estruturas metálicas predominantemente axissimétricas"],"dc:type":["Dissertação"]},"updated_at":"2026-07-24T01:16:10Z"}