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Itens para a visualização no momento 21-30 of 67
Planejamento multiobjetivo otimizado de recursos energéticos distribuídos aplicando o método strength pareto evolutionary algorithm 2
(Universidade Federal de Santa Maria, 2020-08-07)
The diffusion of distributed energy resources (DER) in the electric energy distribution systems in Brazil, outcomes in the perception, through the Electric Sector agents, of a set of benefits that these technologies promote ...
Avaliação dos efeitos da tarifa horária para consumidores rurais utilizando a geração fotovoltaica e/ou biomassa
(Universidade Federal de Santa Maria, 2020-02-18)
Low Voltage (LV) consumers are considered the most responsible for loading the electrical systems during peak hours by, increasing the expansion costs of the distribution system. To stimulate the efficient use of electricity, ...
Co-otimização de fluxo de potência ótimo dinâmico baseado em preço com agendamento de reparos
(Universidade Federal de Santa Maria, 2020-12-21)
The main objective of the electric distribution system operators is to supply energy to the
loads at the lowest generation cost over a given time horizon, anticipating sudden changes
in demand and generation, a problem ...
Controlador adaptativo robusto por modelo de referência no eixo zero aplicado ao controle de desbalanço de tensões de fase em geradores de indução autoexcitados isolados
(Universidade Federal de Santa Maria, 2020-02-27)
In this work, a voltage and frequency regulation system was implemented for a micro hidropower
generation plant using an induction generator operating in standalone mode or not connected
to a commercial energy distribution ...
Matheurística dinâmica e pro-ativa integrada a inversores híbridos para o gerenciamento robusto de recursos energéticos distribuídos
(Universidade Federal de Santa Maria, 2020-12-18)
The growing adhesion of residential consumers to renewable sources of Distributed Generation (DG), through small generation systems, combined with the perspective of Energy Storage Systems (ESS) in integration with energy ...
Rede neural NARX aplicada ao amortecimento de oscilações de potência
(Universidade Federal de Santa Maria, 2020-10-29)
The dynamics of power systems with time-varying and non-linear elements is a
complex matter since it involves continuous adjustments among every part for a
suitable and efficient performance. Small disturbances in the ...
Metodologia para maximização da inserção da geração fotovoltaica nas redes de distribuição de baixa tensão
(Universidade Federal de Santa Maria, 2020-06-26)
Not long ago, the electricity system was organized into a generation system, away from consumption centers and a transmission system that carried energy for long periods until it reached the distribution system, where ...
Gerenciamento da operação de usinas virtuais em sistemas elétricos com recursos energéticos distribuídos baseada em eventos
(Universidade Federal de Santa Maria, 2020-02-20)
This doctoral thesis proposes a stochastic planning method to build multiobjective optimization
models for planning and managing virtual plants (VPP) with distributed generation, simulating
a set of features based on ...
Viabilidade do ambiente de contratação livre em um órgão público
(Universidade Federal de Santa Maria, 2020-02-28)
This work has as purpose to demonstrate the study about economic viability
for reduction of associated costof energy from Brazilian public agents through the
migration from Regulated Contract Environment into Free Contract ...
Procedimento de projeto de controladores robustos para conversores de potência por meio de otimização por enxame de partículas
(Universidade Federal de Santa Maria, 2020-02-18)
This master thesis provides as contribution a design procedure, based on particle
swarm optimization and Kharitonov’s Theorem, to obtain fixed gains for robust controllers
for power converters with parametric uncertainties. ...