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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Coleta de ?gua de chuva com filtro de areia / Filtro de areia para o manejo da ?gua de chuva

Oliveira, Marco Ant?nio de 11 August 2017 (has links)
Na Capa, Folha de Rosto e Ficha Catalogr?fica da obra constam o t?tulo: "Filtro de areia para o manejo da ?gua de chuva". / Submitted by Jos? Henrique Henrique (jose.neves@ufvjm.edu.br) on 2018-06-15T18:51:48Z No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) marco_antonio_oliveira.pdf: 5190699 bytes, checksum: edae8a04f3a512075df7923ed8c2c65b (MD5) / Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2018-07-18T11:28:58Z (GMT) No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) marco_antonio_oliveira.pdf: 5190699 bytes, checksum: edae8a04f3a512075df7923ed8c2c65b (MD5) / Made available in DSpace on 2018-07-18T11:28:58Z (GMT). No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) marco_antonio_oliveira.pdf: 5190699 bytes, checksum: edae8a04f3a512075df7923ed8c2c65b (MD5) Previous issue date: 2017 / Funda??o de Amparo ? Pesquisa do estado de Minas Gerais (FAPEMIG) / Funda??o Diamantinense de Apoio ao Ensino, Pesquisa e Extens?o (FUNDAEPE) / No cen?rio atual de acentua??o da car?ncia de recursos naturais em grandes e pequenos centros urbanos, a problem?tica do abastecimento de ?gua pot?vel ? uma quest?o central para a sa?de das popula??es, dada a variedade de doen?as veiculadas pela ?gua, especialmente para consumo humano. Cerca de 30% do consumo humano pode ser efetuado com ?gua de chuva, dado muito importante tendo em vista a escassez do recurso. Em tempos de mudan?as clim?ticas (estiagens prolongadas, cargas de chuvas concentradas, etc.) a retomada de conhecimentos ligados ao aproveitamento da ?gua de chuva ? de interesse para a popula??o urbana e rural. A procura por caminhos de aperfei?oamento das t?cnicas de uso sustent?vel de recursos naturais ? a meta deste trabalho, enfocando a recolha da ?gua de chuva como estrat?gia poss?vel e re-emergente para os tempos atuais. S?o objetivos espec?ficos da pesquisa: avaliar a qualidade da ?gua de chuva em Diamantina (MG) e desenhar filtros naturais que viabilizem o uso n?o pot?vel de forma segura. Como a falta de tratamento da ?gua est? relacionada diretamente com a transmiss?o de doen?as, ? evidente a import?ncia do trabalho quanto aos aspectos de sa?de ambiental e ao atendimento da linha de pesquisa ?Tecnologia e vigil?ncia em sa?de? do Mestrado Interdisciplinar SaSA e do Laborat?rio de Constru??es Sustent?veis no LIPEMVALE (UFVJM). Foram desenvolvidos prot?tipos de filtros compostos de areia, carv?o e pedra, caracterizados pelo uso de mateiriais de f?cil obten??o, para a purifica??o da ?gua de chuva recolhida em telhados de cer?mica. As amostras foram coletadas de Janeiro a Maio de 2017, sendo avaliados par?metros f?sico qu?micos (condutividade, cor aparente, pH, turbidez e salinidade) e microbiol?gicos (coliformes totais e Escherichia coli) antes e depois de passarem pelo processo de filtra??o. A ?gua de chuva apresentou valores compat?veis com usos n?o pot?veis. O filtro alterou positivamente a qualidade da ?gua de chuva da classe 4 para a classe 3, conforme a resolu??o CONAMA 357/2005. O aproveitamento da ?gua de chuva foi considerado tecnologia social devido ao baixo custo e replicabilidade, sendo indicado para usos n?o pot?veis. / Disserta??o (Mestrado Profissional) ? Programa de P?s-Gradua??o em Sa?de, Sociedade e Ambiente, Universidade Federal dos Vales do Jequitinhonha e Mucuri, 2017. / In the current scenario of accentuation of the lack of natural resources in large and small urban centers, the problem of the supply of drinking water is a central issue for the health of populations, given the variety of diseases transmitted through water, especially for human consumption. About of 30% of human consumption can be made with rainwater, a very important factor given the scarcity of the resource. In times of climate changes (prolonged drougths, loads of concentred rain, etc), the resumption of knowledge related to the use of rainwater is of interest to the urban and rural population. The search for ways to improve the techniques of sustainable use of natural resources is the goal of this paper, focusing the collecting rainwater as a re-emergent strategy for current times. The specific objectives of the research are: to evaluate the quality of rainwater in Diamantina (Minas Gerais, Brazil) and to design natural filters that enable non-potable use in a safe way. As the lack of water treatment is directly related to the transmission of diseases, it is evident the importance of the work on the aspects of environmental health and the attendance of the research line 'Technology and health surveyllance' of the Interdisciplinary Master SaSA and the Laboratory of Sustainable Buildings in LIPEMVALE (UFVJM). Prototypes of sand, charcoal and stone composite filters were developed characterized by the use of readly available matrices for the purification of rain water collected on ceramic roofs. The samples were collected from January to May of 2017, and evaluated physical chemical parameters (conductivity, apparent color, pH, turbidity and salinity) and microbiological parameters (total coliforms, and Escherichia coli) were evaluated before and after of filtration process. Rainwater presented values compatible with non-potable uses. The filter positively changed the rainwater quality from class 4 to class 3, according CONAMA resolution 357/2005. The use of rainwater was considered social technology due to the low cost and replicability.

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