{"id":{"repo_id":"brazil-uerj","oai_identifier":"oai:pantheon.ufrj.br:11422/3774"},"canonical_url":"https://search.dev.ndltd.org/etd/brazil-uerj/oai:pantheon.ufrj.br:11422/3774","repository":{"repo_id":"brazil-uerj","name":"Brazil UERJ","base_url":"https://pantheon.ufrj.br/oai/request"},"display":{"title":"Análise de fundações de máquinas sujeitas a excitações verticais","abstract":"The aim of this research was to compare in situ test results with theoretical results of dynamic analyses used for machine foundation design. The tests were carried out on blocks submitted to vertical harmonic excitation with amplitude as function of frequence. In the analyses the soil was considered either as an elastic half space or as a set of linear springs. In order to achieve the research purpose, test results carried out on silty clay soil from Vicksburg (WES) (USA), sandy soils of Eglin (USA) and silty sand from Volta Redonda (BRAZIL) are analysed. The Brazilian soil was of young residual gneiss type. Finally, this work, also, shows design criteria, calculations methods and soil parameters to be used in dynamic machine foundation design.","abstract_html":"The aim of this research was to compare in situ test results with theoretical results of dynamic analyses used for machine foundation design. The tests were carried out on blocks submitted to vertical harmonic excitation with amplitude as function of frequence. In the analyses the soil was considered either as an elastic half space or as a set of linear springs. In order to achieve the research purpose, test results carried out on silty clay soil from Vicksburg (WES) (USA), sandy soils of Eglin (USA) and silty sand from Volta Redonda (BRAZIL) are analysed. The Brazilian soil was of young residual gneiss type. Finally, this work, also, shows design criteria, calculations methods and soil parameters to be used in dynamic machine foundation design.","abstract_has_math":false,"creators":["Costa, Alfredo Americano da"],"institution":"Universidade Federal do Rio de Janeiro","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Mahler, Claudio Fernando"],"committee_chairs":[],"committee_members":[],"year":1988,"date_issued":"1988-03","date_published":"1988-03","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/11422/3774","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Mahler, Claudio Fernando"]},{"key":"dc:creator","label":"Author","values":["Costa, Alfredo Americano da"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2018-03-23T15:09:19Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2026-05-16T03:05:24Z"]},{"key":"dc:date.issued","label":"Date","values":["1988-03"]},{"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/11422/3774"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The aim of this research was to compare in situ test results with theoretical results of dynamic analyses used for machine foundation design. The tests were carried out on blocks submitted to vertical harmonic excitation with amplitude as function of frequence. In the analyses the soil was considered either as an elastic half space or as a set of linear springs. In order to achieve the research purpose, test results carried out on silty clay soil from Vicksburg (WES) (USA), sandy soils of Eglin (USA) and silty sand from Volta Redonda (BRAZIL) are analysed. The Brazilian soil was of young residual gneiss type. Finally, this work, also, shows design criteria, calculations methods and soil parameters to be used in dynamic machine foundation design."]},{"key":"dc:title","label":"Title","values":["Análise de fundações de máquinas sujeitas a excitações verticais"]}]}],"canonical_facts":{"dc:contributor.advisor":["Mahler, Claudio Fernando"],"dc:creator":["Costa, Alfredo Americano da"],"dc:date.accessioned":["2018-03-23T15:09:19Z"],"dc:date.available":["2026-05-16T03:05:24Z"],"dc:date.issued":["1988-03"],"dc:description.abstract":["The aim of this research was to compare in situ test results with theoretical results of dynamic analyses used for machine foundation design. The tests were carried out on blocks submitted to vertical harmonic excitation with amplitude as function of frequence. In the analyses the soil was considered either as an elastic half space or as a set of linear springs. In order to achieve the research purpose, test results carried out on silty clay soil from Vicksburg (WES) (USA), sandy soils of Eglin (USA) and silty sand from Volta Redonda (BRAZIL) are analysed. The Brazilian soil was of young residual gneiss type. Finally, this work, also, shows design criteria, calculations methods and soil parameters to be used in dynamic machine foundation design."],"dc:identifier.uri":["http://hdl.handle.net/11422/3774"],"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 fundações de máquinas sujeitas a excitações verticais"],"dc:type":["Dissertação"]},"updated_at":"2026-07-24T01:16:10Z"}