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    Geometria urbana e ilha de calor noturna: análise baseada em um modelo numérico

    TitleGeometria urbana e ilha de calor noturna: análise baseada em um modelo numérico
    Publication TypePapers in National Journals
    Year of Publication2015
    AuthorsNakata-Osaki C. M., Souza C. L. Léa, and Rodrigues D. S.
    Abstract

    A geometria urbana e uma das causas do fenomeno da ilha de calor,pois provoca alteracao do balanco energetico nas cidades. Essa pesquisa visa identificar um raio de abrangencia adequado para a determinacao da influencia termica da geometria urbana. Para isso explora ferramentas de um Sistema de Informacoes Geograficas, aplicando um modelo numerico (o modelo de Oke), que relaciona a geometria urbana e a intensidade da ilha de calor. Dados térmicos reais sao comparados a dados simulados para diferentes raios de abrangencia. Os resultados apontaram que o raio de 30 m e o que em media permite maior aproximacao entre dados reais e dados simulados. Alem disso, verificou-se que o modelo aplicado demonstra comportamento diferenciado, conforme o grau de homogeneidade das alturas das edificacoes.

    Journal(re)Inventar a Cidade em Tempos de Mudança
    Volume38
    Issue8
    Pagination38-45
    Date Published2015-06-01
    PublisherUR Cadernos FA / UL
    ISSN978-989-99150-1-5
    URLhttp://pluris2014.fa.ulisboa.pt/revista_UR/918%20GEOMETRIA%20URBANA%
    KeywordsGeometria urbana, ilha de calor noturna
    RightsopenAccess
    Peer reviewedyes
    Statuspublished
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    About CTAC

    The Centre for Territory, Environment and Construction (CTAC) is a research unit of the School of Engineering of University of Minho (UMinho), recognised by the “FCT – Fundação para a Ciência e Tecnologia” (Foundation for Science and Technology), associated to the Department of Civil Engineering (DEC), with whom it shares resources and namely human resources.

    Currently CTAC aggregates 25 researchers holding a PhD of which 20 are faculty professors of the Civil Engineering Department. Read more


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