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A proposal for reliability evaluation of components on electric power distribution system integrating probabilistic models and fuzzy inference systems
(2012-11-26)
The system reliability depends on the reliability of its components itself. Therefore, it is necessary a methodology capable of inferring the state of functionality of these components to establish reliable indices of ...
Actualización del estudio cortocircuito con estudio de coordinación de protecciones y arco eléctrico en la instalación eléctrica de Laboratorios Stein, Cartago.
(Instituto Tecnológico de Costa Rica, 2020)
Se ejecutó una actualización del estudio de cortocircuito, en la planta de Laboratorios
Stein, Costa Rica; mediante el método manual y un software como herramienta. Se presentan
los estudios en dos escenarios para evaluar ...
Proteção de instalações elétricas industriais com o auxílio de planilhas eletrônicas
(Universidade Tecnológica Federal do ParanáPato BrancoBrasilDepartamento Acadêmico de ElétricaEngenharia ElétricaUTFPR, 2022-06-14)
The great demand for electricity is increasing. The projects and requirements of the concessionaires and norms related to the security of the systems are increasing. As a result, the problems generated by the complexity ...
Estudo e ajustes do relé digital para proteção em subestações de alta tensão
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia ElétricaUTFPR, 2017-11-24)
The electric power system is extremely important and has a high complexity level; therefore, a proper protection system is essential, one that ensures the functionality and reliability of the system. With the goal of ...
The use of current transformers for noise detection due to sparking in insulators strings in high voltage transmission lines
(2010-12-31)
In a general way, in an electric power utility the current transformers (CT) are used to measurement and protection of transmission lines (TL) 1 The Power Line Carriers systems (PLC) are used for communication between ...
The use of current transformers for noise detection due to sparking in insulators strings in high voltage transmission lines
(2010-12-31)
In a general way, in an electric power utility the current transformers (CT) are used to measurement and protection of transmission lines (TL) 1 The Power Line Carriers systems (PLC) are used for communication between ...
Modelagem de um relé de distância com características MHO e quadrilateral para aplicação acadêmica
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia ElétricaUTFPR, 2018-05)
This document presents the computational development of a distance relay with MHO and Quadrilateral characteristics, both widely used in the protection of transmission lines for the isolation of defects (short circuits), ...
Avaliação do desempenho dos relés de proteção anti-ilhamento em um sistema com geração distribuída
(Universidade Tecnológica Federal do ParanáCuritibaDepartamento Acadêmico de Eletrotécnica, 2011-11-19)
Distributed generation, i.e., the connection of generators to the subtransmission/distribution system of power utility companies have grown enormously in Brazil and around the world. Parallel to this growth, standards and ...