{"id":{"repo_id":"brazil-uerj","oai_identifier":"oai:pantheon.ufrj.br:11422/3477"},"canonical_url":"https://search.dev.ndltd.org/etd/brazil-uerj/oai:pantheon.ufrj.br:11422/3477","repository":{"repo_id":"brazil-uerj","name":"Brazil UERJ","base_url":"https://pantheon.ufrj.br/oai/request"},"display":{"title":"Evaporação obtida em evaporímetros em forma de U e vertical comparada com a evaporação estimada pela Equação de Penman","abstract":"The purpose of this study was firstly to analyse evaporation by the use of U shaped and vertical evaporimeters which are being developed in the laboratories of Hidraulic Resources and Thermofluid-dynamics of COPPE-UFRJ by Cirus Macedo Hackenberg & Paulo Canedo de Magalhães, and secondly to test the Penman modified equation to avaluate hourly evaporation. The evaporation data obtained from the U shaped evaporimeter exposed to the sun, was analysed and also compared to the values supplied by the Penman equation. The results were good. The evaporation data obtained from the vertical evaporimeter was compared to the data obtained from the U shaped evaporimeter which had been exposed to the sun. Results obtained by hourly comparisons were not good. The hourly evaporation data supplied by the modified Penman equation were compared to both the data obtained by the U shaped evaporimeter exposed to the sun and the sine equation. Good results were obtained.","abstract_html":"The purpose of this study was firstly to analyse evaporation by the use of U shaped and vertical evaporimeters which are being developed in the laboratories of Hidraulic Resources and Thermofluid-dynamics of COPPE-UFRJ by Cirus Macedo Hackenberg & Paulo Canedo de Magalhães, and secondly to test the Penman modified equation to avaluate hourly evaporation. The evaporation data obtained from the U shaped evaporimeter exposed to the sun, was analysed and also compared to the values supplied by the Penman equation. The results were good. The evaporation data obtained from the vertical evaporimeter was compared to the data obtained from the U shaped evaporimeter which had been exposed to the sun. Results obtained by hourly comparisons were not good. The hourly evaporation data supplied by the modified Penman equation were compared to both the data obtained by the U shaped evaporimeter exposed to the sun and the sine equation. Good results were obtained.","abstract_has_math":false,"creators":["Mendes, Simon Bolivar Maia"],"institution":"Universidade Federal do Rio de Janeiro","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Magalhães, Paulo Canedo de"],"committee_chairs":[],"committee_members":[],"year":1984,"date_issued":"1984","date_published":"1984","updated_at":"2026-07-24T01:16:01Z","subjects":["Engenharia Civil"],"languages":["por"],"rights":["Acesso Aberto"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11422/3477","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Magalhães, Paulo Canedo de"]},{"key":"dc:creator","label":"Author","values":["Mendes, Simon Bolivar Maia"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2018-01-16T11:10:08Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2026-05-16T03:04:28Z"]},{"key":"dc:date.issued","label":"Date","values":["1984"]},{"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/11422/3477"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The purpose of this study was firstly to analyse evaporation by the use of U shaped and vertical evaporimeters which are being developed in the laboratories of Hidraulic Resources and Thermofluid-dynamics of COPPE-UFRJ by Cirus Macedo Hackenberg & Paulo Canedo de Magalhães, and secondly to test the Penman modified equation to avaluate hourly evaporation. The evaporation data obtained from the U shaped evaporimeter exposed to the sun, was analysed and also compared to the values supplied by the Penman equation. The results were good. The evaporation data obtained from the vertical evaporimeter was compared to the data obtained from the U shaped evaporimeter which had been exposed to the sun. Results obtained by hourly comparisons were not good. The hourly evaporation data supplied by the modified Penman equation were compared to both the data obtained by the U shaped evaporimeter exposed to the sun and the sine equation. Good results were obtained."]},{"key":"dc:title","label":"Title","values":["Evaporação obtida em evaporímetros em forma de U e vertical comparada com a evaporação estimada pela Equação de Penman"]}]}],"canonical_facts":{"dc:contributor.advisor":["Magalhães, Paulo Canedo de"],"dc:creator":["Mendes, Simon Bolivar Maia"],"dc:date.accessioned":["2018-01-16T11:10:08Z"],"dc:date.available":["2026-05-16T03:04:28Z"],"dc:date.issued":["1984"],"dc:description.abstract":["The purpose of this study was firstly to analyse evaporation by the use of U shaped and vertical evaporimeters which are being developed in the laboratories of Hidraulic Resources and Thermofluid-dynamics of COPPE-UFRJ by Cirus Macedo Hackenberg & Paulo Canedo de Magalhães, and secondly to test the Penman modified equation to avaluate hourly evaporation. The evaporation data obtained from the U shaped evaporimeter exposed to the sun, was analysed and also compared to the values supplied by the Penman equation. The results were good. The evaporation data obtained from the vertical evaporimeter was compared to the data obtained from the U shaped evaporimeter which had been exposed to the sun. Results obtained by hourly comparisons were not good. The hourly evaporation data supplied by the modified Penman equation were compared to both the data obtained by the U shaped evaporimeter exposed to the sun and the sine equation. Good results were obtained."],"dc:identifier.uri":["http://hdl.handle.net/11422/3477"],"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":["Evaporação obtida em evaporímetros em forma de U e vertical comparada com a evaporação estimada pela Equação de Penman"],"dc:type":["Dissertação"]},"updated_at":"2026-07-24T01:16:01Z"}