Análisis de eventos máximos de precipitación en microcuencas prioritarias del cantón Loja (período 2015-2016)

The investigations directed to the analysis of maximum events of precipitation and construction of curves id, in the Ecuadorian Andean zone and South region as such, are increasingly important, in the development of a micro-basin, given the importance of the occurrence of associated floods to more s...

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Auteur principal: Cueva Pacheco, Christian Vinicio (author)
Format: bachelorThesis
Langue:spa
Publié: 2018
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Accès en ligne:http://dspace.unl.edu.ec/jspui/handle/123456789/19816
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Résumé:The investigations directed to the analysis of maximum events of precipitation and construction of curves id, in the Ecuadorian Andean zone and South region as such, are increasingly important, in the development of a micro-basin, given the importance of the occurrence of associated floods to more severe events in intensity and duration The present investigation analyzed the maximum precipitation events of the El Carmen 1 and Mónica micro-basins during the period 2015-2016, using a categorization of SENAMHI thresholds, in four stations (2 meteorological and 2 rainfall), located at different altitudinal ranges in the micro-watersheds In addition to these events, the curves of intensity and duration were obtained for different proposed return periods, applying the Gumbel distribution, in order to establish reliable curves, which serve as a base study for the design of works, which prevent damage caused by extreme events of precipitation The investigation revealed that the maximum events of precipitation in the micro watersheds studied occurred in the months of February, June and September, with a predominance of light rainfall, and with intensities that did not exceed 50 mm / day. Regarding the obtaining of I - D curves, it was shown that for the established return periods, the future precipitation will have a great incidence in the development of possible floods in the low areas, and several landslides and overflows of rivers in the middle and upper reaches of the micro basins studied.