{"id":1228,"date":"2021-03-22T10:11:54","date_gmt":"2021-03-22T13:11:54","guid":{"rendered":"https:\/\/csr.ufmg.br\/ppgamsa\/?p=1228"},"modified":"2024-09-10T16:26:20","modified_gmt":"2024-09-10T19:26:20","slug":"defesa-de-dissertacao-guilherme-gandra","status":"publish","type":"post","link":"https:\/\/csr.ufmg.br\/ppgamsa\/defesa-de-dissertacao-guilherme-gandra\/","title":{"rendered":"Defesa de Disserta\u00e7\u00e3o &#8211; Guilherme Gandra"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"background-color: rgba(255,255,255,0);background-position: center center;background-repeat: no-repeat;border-width: 0px 0px 0px 0px;border-color:#eae9e9;border-style:solid;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\" style=\"background-position:left top;background-repeat:no-repeat;-webkit-background-size:cover;-moz-background-size:cover;-o-background-size:cover;background-size:cover;padding: 0px 0px 0px 0px;\"><style type=\"text\/css\">@media only screen and (max-width:1024px) {.fusion-title.fusion-title-1{margin-top:10px!important;margin-bottom:30px!important;}}<\/style><div class=\"fusion-title title fusion-title-1 fusion-title-text fusion-title-size-one\" style=\"margin-top:10px;margin-bottom:30px;\"><div class=\"title-sep-container title-sep-container-left fusion-no-large-visibility fusion-no-medium-visibility fusion-no-small-visibility\"><div class=\"title-sep sep-\" style=\"border-color:#ae895d;\"><\/div><\/div><h1 class=\"title-heading-left\" style=\"margin:0;\">Not\u00edcias<\/h1><div class=\"title-sep-container title-sep-container-right\"><div class=\"title-sep sep-\" style=\"border-color:#ae895d;\"><\/div><\/div><\/div><div class=\"fusion-text fusion-text-1\"><h2 class=\"fusion-responsive-typography-calculated\" style=\"--fontsize: 26; line-height: 1.07;\" data-fontsize=\"26\" data-lineheight=\"27.82px\">Defesa de disserta\u00e7\u00e3o &#8211; Guilherme Gandra<\/h2>\n<p>O Programa de P\u00f3s-gradua\u00e7\u00e3o em An\u00e1lise e Modelagem de Sistemas Ambientais do Instituto de Geoci\u00eancias da UFMG convida para a seguinte apresenta\u00e7\u00e3o:<\/p>\n<p>DEFESA DE DISSERTA\u00c7\u00c3O<\/p>\n<p>Discente: Guilherme Gandra Franco<\/p>\n<p>Orientador: Prof. Dr. Andr\u00e9 Naime<\/p>\n<p>T\u00edtulo: \u201cModelagem tridimensional com o algoritmo Structure from Motion (SfM) para an\u00e1lise do potencial de gera\u00e7\u00e3o de energia fotovoltaica em telhados: Estudo de caso na vila cai\u00e7ara de Picinguaba, Ubatuba-SP&#8221;<\/p>\n<p>Resumo:<\/p>\n<p>A convers\u00e3o da matriz el\u00e9trica mundial para fontes renov\u00e1veis tem se destacado nas \u00faltimas d\u00e9cadas como uma sa\u00edda segura para que as na\u00e7\u00f5es \u2013 principalmente aquelas que buscam conson\u00e2ncia com o s\u00e9timo Objetivo de Desenvolvimento Sustent\u00e1vel da Agenda 2030 da Organiza\u00e7\u00e3o das Na\u00e7\u00f5es Unidas \u2013 passem a depender menos de fontes poluidoras e esgot\u00e1veis. Neste contexto, destaca-se a gera\u00e7\u00e3o fotovoltaica, que a partir da luz solar, recurso gratuito e constante, \u00e9 capaz de fornecer energia a baixo custo em fun\u00e7\u00e3o dos avan\u00e7os tecnol\u00f3gicos obtidos nas \u00faltimas d\u00e9cadas. Apesar do Brasil possuir 62% da sua matriz no modal hidroel\u00e9trico, classificado como renov\u00e1vel, as recentes varia\u00e7\u00f5es no balan\u00e7o h\u00eddrico colocaram em xeque a capacidade das concession\u00e1rias distribu\u00edrem energia el\u00e9trica para o usu\u00e1rio, o que acarretou o acr\u00e9scimo de tarifas de consumo. Associadas as dimens\u00f5es continentais \u00e0s altas taxas de irradia\u00e7\u00e3o solar ao longo do ano, o Brasil se torna palco de uma favor\u00e1vel convers\u00e3o para este m\u00e9todo. De forma a incentivar o emprego da energia fotovoltaica no pa\u00eds, este estudo busca fornecer um conjunto de ferramentas baseadas em tecnologias de mapeamento de baixo custo e modelagem tridimensional em ambiente computacional para detectar o potencial individual de telhados em edifica\u00e7\u00f5es aptas a produzirem sua pr\u00f3pria energia.<\/p>\n<p>O foco do trabalho \u00e9, a partir do algoritmo de vis\u00e3o computacional Structure from Motion (SfM), modelar a superf\u00edcie do terreno da vila cai\u00e7ara Picinguaba, em Ubatuba-SP, atrav\u00e9s de imagens a\u00e9reas capturadas por drones, e submet\u00ea-las a algoritmos de irradia\u00e7\u00e3o solar contidos no software ArcGIS. A qualidade posicional da maquete tridimensional foi checada a partir de t\u00e9cnicas de topografia obtidas por GNSS de alta precis\u00e3o e esta\u00e7\u00f5es totais. Os resultados encontrados asseguram que a metodologia \u00e9 vi\u00e1vel para ser aplicada e substitui mapeamentos mais onerosos, como o subsidiado por laser embarcado em aeronaves pilotadas (LIDAR).<\/p>\n<p>As implica\u00e7\u00f5es pr\u00e1ticas mostram que o estudo fotovoltaico deve ser desenvolvido em escalas mais detalhadas de mapeamento, como a abordada na proposta, principalmente em fun\u00e7\u00e3o dos obst\u00e1culos naturais e f\u00edsicos que a luz solar encontra at\u00e9 a superf\u00edcie dos telhados. Algumas plataformas gratuitas na web j\u00e1 fornecem dados geolocalizados de irradia\u00e7\u00e3o solar, mas por envolverem pequenas escalas de mapeamento, n\u00e3o consideram estes elementos nos c\u00e1lculos e com isso, podem levar a erros graves de dimensionamento das usinas microgeradoras, causando preju\u00edzos ao consumidor.<\/p>\n<p>A pesquisa destaca-se como sugest\u00e3o de uma nova metodologia de mapeamento para potencial solar, pass\u00edvel de ser replicada em qualquer recorte urbano, que outrora era comumente desenvolvida somente em espa\u00e7os urbanizados restritos, por demandar um alto investimento na coleta destes dados. Como mecanismo de divulga\u00e7\u00e3o para a sociedade local, tamb\u00e9m faz parte do estudo a publica\u00e7\u00e3o de todo o conte\u00fado analisado em um mapa interativo hospedado em uma Plataforma web de livre acesso, onde o usu\u00e1rio poder\u00e1 consultar o potencial de irradia\u00e7\u00e3o solar anual de qualquer im\u00f3vel da vila.<\/p>\n<p>Data: 29 de mar\u00e7o de 2021<\/p>\n<p>Hor\u00e1rio: 09:00h<\/p>\n<p>Link para acompanhar a videoconfer\u00eancia: <a href=\"https:\/\/meet.google.com\/dhb-znyy-rdc\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/meet.google.com\/dhb-znyy-rdc<\/a><\/p>\n<\/div><\/div><\/div><style type=\"text\/css\">.fusion-body .fusion-builder-column-0{width:100% !important;margin-top : 0px;margin-bottom : 20px;}.fusion-builder-column-0 > .fusion-column-wrapper {padding-top : 0px !important;padding-right : 0px !important;margin-right : 1.92%;padding-bottom : 0px !important;padding-left : 0px !important;margin-left : 3.552%;}@media only screen and (max-width:1024px) {.fusion-body .fusion-builder-column-0{width:100% !important;order : 0;}.fusion-builder-column-0 > .fusion-column-wrapper {margin-right : 1.92%;margin-left : 1.92%;}}@media only screen and (max-width:640px) {.fusion-body .fusion-builder-column-0{width:100% !important;order : 0;}.fusion-builder-column-0 > .fusion-column-wrapper {margin-right : 1.92%;margin-left : 1.92%;}}<\/style><\/div><style type=\"text\/css\">.fusion-fullwidth.fusion-builder-row-1 a:not(.fusion-button):not(.fusion-builder-module-control):not(.fusion-social-network-icon):not(.fb-icon-element):not(.fusion-countdown-link):not(.fusion-rollover-link):not(.fusion-rollover-gallery):not(.fusion-button-bar):not(.add_to_cart_button):not(.show_details_button):not(.product_type_external):not(.fusion-view-cart):not(.fusion-quick-view):not(.fusion-rollover-title-link):not(.fusion-breadcrumb-link) , .fusion-fullwidth.fusion-builder-row-1 a:not(.fusion-button):not(.fusion-builder-module-control):not(.fusion-social-network-icon):not(.fb-icon-element):not(.fusion-countdown-link):not(.fusion-rollover-link):not(.fusion-rollover-gallery):not(.fusion-button-bar):not(.add_to_cart_button):not(.show_details_button):not(.product_type_external):not(.fusion-view-cart):not(.fusion-quick-view):not(.fusion-rollover-title-link):not(.fusion-breadcrumb-link):before, .fusion-fullwidth.fusion-builder-row-1 a:not(.fusion-button):not(.fusion-builder-module-control):not(.fusion-social-network-icon):not(.fb-icon-element):not(.fusion-countdown-link):not(.fusion-rollover-link):not(.fusion-rollover-gallery):not(.fusion-button-bar):not(.add_to_cart_button):not(.show_details_button):not(.product_type_external):not(.fusion-view-cart):not(.fusion-quick-view):not(.fusion-rollover-title-link):not(.fusion-breadcrumb-link):after {color: #00b29d;}.fusion-fullwidth.fusion-builder-row-1 a:not(.fusion-button):not(.fusion-builder-module-control):not(.fusion-social-network-icon):not(.fb-icon-element):not(.fusion-countdown-link):not(.fusion-rollover-link):not(.fusion-rollover-gallery):not(.fusion-button-bar):not(.add_to_cart_button):not(.show_details_button):not(.product_type_external):not(.fusion-view-cart):not(.fusion-quick-view):not(.fusion-rollover-title-link):not(.fusion-breadcrumb-link):hover, .fusion-fullwidth.fusion-builder-row-1 a:not(.fusion-button):not(.fusion-builder-module-control):not(.fusion-social-network-icon):not(.fb-icon-element):not(.fusion-countdown-link):not(.fusion-rollover-link):not(.fusion-rollover-gallery):not(.fusion-button-bar):not(.add_to_cart_button):not(.show_details_button):not(.product_type_external):not(.fusion-view-cart):not(.fusion-quick-view):not(.fusion-rollover-title-link):not(.fusion-breadcrumb-link):hover:before, .fusion-fullwidth.fusion-builder-row-1 a:not(.fusion-button):not(.fusion-builder-module-control):not(.fusion-social-network-icon):not(.fb-icon-element):not(.fusion-countdown-link):not(.fusion-rollover-link):not(.fusion-rollover-gallery):not(.fusion-button-bar):not(.add_to_cart_button):not(.show_details_button):not(.product_type_external):not(.fusion-view-cart):not(.fusion-quick-view):not(.fusion-rollover-title-link):not(.fusion-breadcrumb-link):hover:after {color: #00b29d;}.fusion-fullwidth.fusion-builder-row-1 .pagination a.inactive:hover, .fusion-fullwidth.fusion-builder-row-1 .fusion-filters .fusion-filter.fusion-active a {border-color: #00b29d;}.fusion-fullwidth.fusion-builder-row-1 .pagination .current {border-color: #00b29d; 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