Estudo da influência das variações de temperatura e umidade no comportamento da demanda de energia elétrica e formação do custo marginal de operação no Brasil. / Study of the influence of variations in temperature and humidity in the behaviour of the demand for electricity and formation of the marginal cost of operation in Brazil.
AUTOR(ES)
Marcelo José Alves
DATA DE PUBLICAÇÃO
2008
RESUMO
This thesis aims at the elaboration of a study regarding the interference of changes in temperature and relative humidity in the behavior of the demand for electric power and formation of the Marginal Cost of Operation (CMO) in Brazil. From the search for understanding of the steps involved in Operation Planning and Programming of Operation Daily, to meet the burden of the National Interconnected System (SIN), whose cases are detailed throughout this work, is a comparative analysis between the values planned and performed both for generating, as the demand for electricity in order to try to quantify how much the variable temperature and relative humidity influence the outcome of the operation hydrothermal daily. After the quantification of that influence in terms of increased consumption of electricity, a new simulation is performed in order hydrothermal, using it to a type of commercially available optimization, in order to assess what are the differences in CMO, at the time deviations from the curve of daily demand for electricity scheduled. Are addressed throughout this study the following items: the historical process of planning, energy planning the operation, the influence of temperature and relative humidity in the behavior of the demand for electricity, is finally offered a case study to evaluate what is the relationship between climatic variables and studied the differences in the curve of demand for electricity and CMO of the SIN.
ASSUNTO(S)
custo de operações demand energy planejamento energético energy planning cost of operations demanda energética
