Sistema de controle dinâmico para a gestão dos usos múltiplos da água

• Autor(a) principal: Marques, Felipe de Azevedo
• Data de Publicação: 2010
• Tipo de documento: Tese
• Idioma: por
• Título da fonte: LOCUS Repositório Institucional da UFV
• Texto Completo: http://locus.ufv.br/handle/123456789/686
• topic: Sistema de informação; Outorga; Suporte à decisão; Granting; Information systems; Decision support; CNPQ::ENGENHARIAS::ENGENHARIA SANITARIA::RECURSOS HIDRICOS::PLANEJAMENTO INTEGRADO DOS RECURSOS HIDRICOS

Among the instruments of the National Policy of Water Resources, established in Brazil in 1997, the water rights of use and information system stand out as the most important. While the permits for water rights and withdrawal work to ensure the quantitative and qualitative control and the effective rights of access, the information system aims to: collect, validate and distribute information about water resources conditions, and continuously update data about water availability and demand. Faced with the increased demand for managing large volumes of information and the need for complex spatial analysis, a new hydrology combined with Information Technology (IT) provides the integration of Geographic Information Systems (GIS) and Relational Database Management System (RDBMS) functionality, through online platforms for the management of concurrent uses of water. In this context, the development of the multi-user system was based on designing a model and loading the essential hydrological and administrative information for water resources management in a simple, online geodatabase. This geodatabase is available through a Web Service with specific routines to analyze permits processes and permanently update the water availability in river systems. Initially applied to the river Doce basin, with 83,400 skm and located in southeastern Brazil, the work was divided into four stages: a) construction of the geographic datasets; b) regionalization of seasonal streamflow and accurate GIS spatial interpolation; c)) geodatabase design and loading hydrological and administrative data and information; d) development and evaluation of the GisWeb Service. After validating streamflow records of 61 gauged stations, the average, low and high flows were regionalized with regression equations applied to hydrologic homogeneous regions. The ArcHydro Data Model was reshaped for a geodatabase designed on water management laws and operational routines from environmental agencies that permit multiple uses of water. The multi-user system called SIGWeb AQUORA uses the RDBMS Oracle® XE and the ESRI® ArcGIS 9.3 Server and manager. The automated routines for spatial analysis of procedures for granting and updating water availability have been developed with the Web ADF for Java in Eclipse IDE. As a result, the base of geographic information characterizes the spatial relationships between watershed and drainage network, allowing the upstream and downstream navigation. The hydrological database incorporated the seasonality of low stream flows to the criteria for licensing through flexible bestowable availability during the diferent periods: dry, normal and wet. The format of the database ensures the versatility of the system information, as well as allows spatial analysis and hydrologic studies with GIS, performs the administrative procedures for granting water rights and still serves as the basis for the application on the Internet, available at address: http://agua.dea.ufv.br/Aquora. With the functionalities for user registration, requests for water rights and processes control, the SIGWeb AQUORA, not only has the capability of managing the administrative procedures for the permits and provide hydrological information on the Internet, but also provides the analysis of water withdrawal or discharge impacts, updating water availability throughout the river system. Thus, the AQUORA is a potential water management tool, able to standardize operating routines and expand the society participation on the integrated water management in Brazil.