{"id":{"repo_id":"brazil-uerj","oai_identifier":"oai:pantheon.ufrj.br:11422/6640"},"canonical_url":"https://search.dev.ndltd.org/etd/brazil-uerj/oai:pantheon.ufrj.br:11422/6640","repository":{"repo_id":"brazil-uerj","name":"Brazil UERJ","base_url":"https://pantheon.ufrj.br/oai/request"},"display":{"title":"Análise de instalação e desconexão de riser","abstract":"An investigation of the dynamic behavior of risers under installation or when suddenly disconnected in the presence of extreme excitations from waves currents and, heave and surge motion is performed. General dynamic responses in terms of displacements, forces, and rotations, for different water depth are obtained considering different boundary and special conditions, to simulate systems operated with more security and efficiency. The extensional natural frequencies for rigid and compliant riser to all water depth and the natural frequencies are also presented. The structural dynamics are observed for the same systems considered like rigid and compliant systems.","abstract_html":"An investigation of the dynamic behavior of risers under installation or when suddenly disconnected in the presence of extreme excitations from waves currents and, heave and surge motion is performed. General dynamic responses in terms of displacements, forces, and rotations, for different water depth are obtained considering different boundary and special conditions, to simulate systems operated with more security and efficiency. The extensional natural frequencies for rigid and compliant riser to all water depth and the natural frequencies are also presented. The structural dynamics are observed for the same systems considered like rigid and compliant systems.","abstract_has_math":false,"creators":["Sattamini, Suzana Rastelli"],"institution":"Universidade Federal do Rio de Janeiro","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Ferrante, Agustin Juan"],"committee_chairs":[],"committee_members":[],"year":1992,"date_issued":"1992-05","date_published":"1992-05","updated_at":"2026-07-24T01:16:24Z","subjects":["Engenharia Civil"],"languages":["por"],"rights":["Acesso Aberto"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11422/6640","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Ferrante, Agustin Juan"]},{"key":"dc:creator","label":"Author","values":["Sattamini, Suzana Rastelli"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2019-03-11T17:55:13Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2026-05-16T03:04:56Z"]},{"key":"dc:date.issued","label":"Date","values":["1992-05"]},{"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/11422/6640"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["An investigation of the dynamic behavior of risers under installation or when suddenly disconnected in the presence of extreme excitations from waves currents and, heave and surge motion is performed. General dynamic responses in terms of displacements, forces, and rotations, for different water depth are obtained considering different boundary and special conditions, to simulate systems operated with more security and efficiency. The extensional natural frequencies for rigid and compliant riser to all water depth and the natural frequencies are also presented. The structural dynamics are observed for the same systems considered like rigid and compliant systems."]},{"key":"dc:title","label":"Title","values":["Análise de instalação e desconexão de riser"]}]}],"canonical_facts":{"dc:contributor.advisor":["Ferrante, Agustin Juan"],"dc:creator":["Sattamini, Suzana Rastelli"],"dc:date.accessioned":["2019-03-11T17:55:13Z"],"dc:date.available":["2026-05-16T03:04:56Z"],"dc:date.issued":["1992-05"],"dc:description.abstract":["An investigation of the dynamic behavior of risers under installation or when suddenly disconnected in the presence of extreme excitations from waves currents and, heave and surge motion is performed. General dynamic responses in terms of displacements, forces, and rotations, for different water depth are obtained considering different boundary and special conditions, to simulate systems operated with more security and efficiency. The extensional natural frequencies for rigid and compliant riser to all water depth and the natural frequencies are also presented. The structural dynamics are observed for the same systems considered like rigid and compliant systems."],"dc:identifier.uri":["http://hdl.handle.net/11422/6640"],"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 de instalação e desconexão de riser"],"dc:type":["Dissertação"]},"updated_at":"2026-07-24T01:16:24Z"}