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Registro Completo |
Biblioteca(s): |
Embrapa Pantanal. |
Data corrente: |
28/09/2011 |
Data da última atualização: |
19/02/2013 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
PAZ, A. R. da; COLLISCHONN, W.; TUCCI, C. E. M.; PADOVANI, C. R. |
Afiliação: |
ADRIANO ROLIM DA PAZ, UNIVERSIDADE FEDERAL DA PARAÍBA; WALTER COLLISCHONN, UNIVERSIDADE FEDERAL DO RIO GRANDE DO SUL; CARLOS E. M. TUCCI, UNIVERSIDADE FEDERAL DO RIO GRANDE DO SUL; CARLOS ROBERTO PADOVANI, CPAP. |
Título: |
Large-scale modelling of channel flow and floodplain inundation dynamics and its application to the Pantanal (Brazil). |
Ano de publicação: |
2011 |
Fonte/Imprenta: |
Hydrological Processes, v. 25, p. 1498- 1516, 2011. |
DOI: |
10.1002/hyp.7926 |
Idioma: |
Português |
Conteúdo: |
For large-scale sites, difficulties for applying coupled one-dimensional (1D)/2D models for simulating floodplain inundation may be encountered related to data scarcity, complexity for establishing channel?floodplain connections, computational cost, long duration of floods and the need to represent precipitation and evapotranspiration processes. This paper presents a hydrologic simulation system, named SIRIPLAN, developed to accomplish this aim. This system is composed by a 1D hydrodynamic model coupled to a 2D raster-based model, and by two modules to compute the vertical water balance over floodplain and the water exchanges between channel and floodplain. Results are presented for the Upper Paraguay River Basin (UPRB), including the Pantanal, one of the world?s largest wetlands. A total of 3965 km of river channels and 140 000 km2 of floodplains are simulated for a period of 11 years. Comparison of observed and calculated hydrographs at 15 gauging stations showed that the model was capable to simulate distinct, complex flow regimes along main channels, including channelfloodplain interactions. The proposed system was also able to reproduce the Pantanal seasonal flood pulse, with estimated inundated areas ranging from 35 000 km2 (dry period) to more than 120 000 km2 (wet period). Floodplain inundation maps obtained with SIRIPLAN were consistent with previous knowledge of Pantanal dynamics, but comparison with inundation extent provided by a previous satellite-based study indicates that permanently flooded areas may have been underestimated. The results obtained are promising, and further work will focus on improving vertical processes representation over floodplains and analysing model sensitivity to floodplain parameters, time step and precipitation estimates uncertainty. MenosFor large-scale sites, difficulties for applying coupled one-dimensional (1D)/2D models for simulating floodplain inundation may be encountered related to data scarcity, complexity for establishing channel?floodplain connections, computational cost, long duration of floods and the need to represent precipitation and evapotranspiration processes. This paper presents a hydrologic simulation system, named SIRIPLAN, developed to accomplish this aim. This system is composed by a 1D hydrodynamic model coupled to a 2D raster-based model, and by two modules to compute the vertical water balance over floodplain and the water exchanges between channel and floodplain. Results are presented for the Upper Paraguay River Basin (UPRB), including the Pantanal, one of the world?s largest wetlands. A total of 3965 km of river channels and 140 000 km2 of floodplains are simulated for a period of 11 years. Comparison of observed and calculated hydrographs at 15 gauging stations showed that the model was capable to simulate distinct, complex flow regimes along main channels, including channelfloodplain interactions. The proposed system was also able to reproduce the Pantanal seasonal flood pulse, with estimated inundated areas ranging from 35 000 km2 (dry period) to more than 120 000 km2 (wet period). Floodplain inundation maps obtained with SIRIPLAN were consistent with previous knowledge of Pantanal dynamics, but comparison with inundation extent provided by a previous satellite-based study in... Mostrar Tudo |
Palavras-Chave: |
Hydrodinamic model; Hydrologic modelling. |
Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
Marc: |
LEADER 02403naa a2200193 a 4500 001 1901551 005 2013-02-19 008 2011 bl --- 0-- u #d 024 7 $a10.1002/hyp.7926$2DOI 100 1 $aPAZ, A. R. da 245 $aLarge-scale modelling of channel flow and floodplain inundation dynamics and its application to the Pantanal (Brazil). 260 $c2011 520 $aFor large-scale sites, difficulties for applying coupled one-dimensional (1D)/2D models for simulating floodplain inundation may be encountered related to data scarcity, complexity for establishing channel?floodplain connections, computational cost, long duration of floods and the need to represent precipitation and evapotranspiration processes. This paper presents a hydrologic simulation system, named SIRIPLAN, developed to accomplish this aim. This system is composed by a 1D hydrodynamic model coupled to a 2D raster-based model, and by two modules to compute the vertical water balance over floodplain and the water exchanges between channel and floodplain. Results are presented for the Upper Paraguay River Basin (UPRB), including the Pantanal, one of the world?s largest wetlands. A total of 3965 km of river channels and 140 000 km2 of floodplains are simulated for a period of 11 years. Comparison of observed and calculated hydrographs at 15 gauging stations showed that the model was capable to simulate distinct, complex flow regimes along main channels, including channelfloodplain interactions. The proposed system was also able to reproduce the Pantanal seasonal flood pulse, with estimated inundated areas ranging from 35 000 km2 (dry period) to more than 120 000 km2 (wet period). Floodplain inundation maps obtained with SIRIPLAN were consistent with previous knowledge of Pantanal dynamics, but comparison with inundation extent provided by a previous satellite-based study indicates that permanently flooded areas may have been underestimated. The results obtained are promising, and further work will focus on improving vertical processes representation over floodplains and analysing model sensitivity to floodplain parameters, time step and precipitation estimates uncertainty. 653 $aHydrodinamic model 653 $aHydrologic modelling 700 1 $aCOLLISCHONN, W. 700 1 $aTUCCI, C. E. M. 700 1 $aPADOVANI, C. R. 773 $tHydrological Processes$gv. 25, p. 1498- 1516, 2011.
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Registro original: |
Embrapa Pantanal (CPAP) |
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Registros recuperados : 20 | |
7. | | VICTORIA, D. de C.; PAZ, A. R. DA; COUTINHO, A. C.; KASTENS, J.; BROWN, J. C. Cropland area estimates using Modis NDVI time series in the state of Mato Grosso, Brazil. Pesquisa Agropecuária Brasileira, Brasilia, DF, v. 47, n. 9, p. 1270-1278, set. 2012.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Agricultura Digital; Embrapa Territorial; Embrapa Unidades Centrais. |
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12. | | VICTORIA, D. de C.; COUTINHO, A. C.; PAZ, A. R. da. Soy production area estimate in Mato Grosso, Brazil, using MODIS NDVI time series. In: THE MEETING OF THE AMERICAS, 1., 2010, Foz do Iguaçu. Anais... Washington, DC: AGU Meetings, 2010.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Territorial. |
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13. | | VICTORIA, D. de C.; COUTINHO, A. C.; PAZ, A. R. da. Soy production area estimates in Mato Grosso, Brazil, using MODIS NDVI time series. In: MEETING OF THE AMERICAN, 2010, Foz do Iguaçu. Meeting of the Americas abstracts... Washington, US: American Geophysical Union, 2010. Não paginado. Eos, Washington, US, v. 91, n. 26, 2010. B21A-07. Poster.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Agricultura Digital. |
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16. | | ANDRADE, R. G.; PAZ, A. R. da; VICTORIA, D. de C.; DELGADO, R. C.; LIMA, E. de P. Análise da evapotranspiração real diária em diferentes classes de uso e cobertura da terra na região do Pantanal. In: CONGRESSO BRASILEIRO DE METEOROLOGIA, 16., 2010. Belém, PA. Anais... Belém, PA: SBMET, 2010. 5 p.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Territorial. |
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17. | | ANDRADE, R. G.; SEDIYAMA, G. C.; PAZ, A. R. DA; LIMA, E. de P.; FACCO, A. G. Geotecnologias aplicadas à avaliação de parâmetros biofísicos do Pantanal. Pesquisa Agropecuária Brasileira, Brasilia, DF, v. 47, n. 9, p. 1227-1234, set. 2012.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Solos; Embrapa Territorial; Embrapa Unidades Centrais. |
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19. | | ANDRADE, R. G.; SEDIYAMA, G. C.; BATISTELLA, M.; VICTORIA, D. de C.; PAZ, A. R. da; LIMA, E. de P.; NOGUEIRA, S. F. Mapeamento de parâmetros biofísicos e da evapotranspiração no Pantanal usando técnicas de sensoriamento remoto. In: SIMPÓSIO DE GEOTECNOLOGIAS NO PANTANAL, 2., 2009, Corumbá. Corumbá: INPE: Embrapa: UFMS, 2009. p. 695-704 1 CD-ROM.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Territorial. |
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20. | | CALHEIROS, D. F.; ROCHE, K. F.; MASSRUHÁ, S. M. F. S.; DIAS, F. A; SOUZA, G. F. de; MONTANHOLI, M. C.; BARBOSA, D. S.; FERREIRA, L. M.; DORES, E. F. G. de C.; SILVA, E. de C. e; OLIVEIRA, L. J.; PINTO, A. L.; SOUZA, C. F; COLLISCHONN, W.; PAZ, A. R. da; RISSO, A.; SORIANO, B. M. A.; SILVA, E. L. V. da. River basin quality index - tool to improve management of water resources in Miranda river basin, south Pantanal - Brazil. In: INTERNATIONAL WETLANDS CONFERENCE, 8., Cuiabá, 2008. Big wetlands, big concerns: abstracts. [S.l.: s.n.], 2008. p. 42. INTECOL 2008.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Agricultura Digital. |
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Registros recuperados : 20 | |
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Nenhum registro encontrado para a expressão de busca informada. |
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