{"id":{"repo_id":"brazil-uerj","oai_identifier":"oai:pantheon.ufrj.br:11422/3207"},"canonical_url":"https://search.dev.ndltd.org/etd/brazil-uerj/oai:pantheon.ufrj.br:11422/3207","repository":{"repo_id":"brazil-uerj","name":"Brazil UERJ","base_url":"https://pantheon.ufrj.br/oai/request"},"display":{"title":"Comportamento não-linear de estruturas de concreto armado com aplicação a análise de vasos de pressão de usinas nucleares","abstract":"The formulation and numerical implementation of a concrete model that has been incorporated in the computer program LORANE-NL has been presented. The material model is a hypoelastic model based on a nonlinear uniaxial stress-strain relation that is generalized to take account biaxial and triaxial stress conditions. Tensile cracking, compression crushing and cyclic loading conditions are considered. Steel reinforcement has been modeled by discrete nonlinear spring elements. The results of various sample analysis are given, in which the stability and accuracy of the finite element representations by four to eight node isoparametric quadrilateral elements have been studied.","abstract_html":"The formulation and numerical implementation of a concrete model that has been incorporated in the computer program LORANE-NL has been presented. The material model is a hypoelastic model based on a nonlinear uniaxial stress-strain relation that is generalized to take account biaxial and triaxial stress conditions. Tensile cracking, compression crushing and cyclic loading conditions are considered. Steel reinforcement has been modeled by discrete nonlinear spring elements. The results of various sample analysis are given, in which the stability and accuracy of the finite element representations by four to eight node isoparametric quadrilateral elements have been studied.","abstract_has_math":false,"creators":["Troina, Léa Margarida Bueno"],"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":1981,"date_issued":"1981-04","date_published":"1981-04","updated_at":"2026-07-24T01:15:59Z","subjects":["Engenharia Civil"],"languages":["por"],"rights":["Acesso Aberto"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11422/3207","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":["Troina, Léa Margarida Bueno"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2017-11-29T11:23:28Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2026-05-16T03:03:48Z"]},{"key":"dc:date.issued","label":"Date","values":["1981-04"]},{"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/11422/3207"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The formulation and numerical implementation of a concrete model that has been incorporated in the computer program LORANE-NL has been presented. The material model is a hypoelastic model based on a nonlinear uniaxial stress-strain relation that is generalized to take account biaxial and triaxial stress conditions. Tensile cracking, compression crushing and cyclic loading conditions are considered. Steel reinforcement has been modeled by discrete nonlinear spring elements. The results of various sample analysis are given, in which the stability and accuracy of the finite element representations by four to eight node isoparametric quadrilateral elements have been studied."]},{"key":"dc:title","label":"Title","values":["Comportamento não-linear de estruturas de concreto armado com aplicação a análise de vasos de pressão de usinas nucleares"]}]}],"canonical_facts":{"dc:contributor.advisor":["Ebecken, Nelson Francisco Favilla"],"dc:creator":["Troina, Léa Margarida Bueno"],"dc:date.accessioned":["2017-11-29T11:23:28Z"],"dc:date.available":["2026-05-16T03:03:48Z"],"dc:date.issued":["1981-04"],"dc:description.abstract":["The formulation and numerical implementation of a concrete model that has been incorporated in the computer program LORANE-NL has been presented. The material model is a hypoelastic model based on a nonlinear uniaxial stress-strain relation that is generalized to take account biaxial and triaxial stress conditions. Tensile cracking, compression crushing and cyclic loading conditions are considered. Steel reinforcement has been modeled by discrete nonlinear spring elements. The results of various sample analysis are given, in which the stability and accuracy of the finite element representations by four to eight node isoparametric quadrilateral elements have been studied."],"dc:identifier.uri":["http://hdl.handle.net/11422/3207"],"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":["Comportamento não-linear de estruturas de concreto armado com aplicação a análise de vasos de pressão de usinas nucleares"],"dc:type":["Dissertação"]},"updated_at":"2026-07-24T01:15:59Z"}