This paper presents a qualitative overview of the main developments carried out by the
Brazilian Electrical Energy Research Center and the Brazilian Power System Operator to …

Large deployment of distributed generation into distribution systems brings new challenges
regarding the shift from the passive to the active control paradigm. These challenges have …

This paper describes two network models which allow several harmonic and
electromagnetic transient analysis, being, therefore, more flexible than conventional ones. In …

This paper describes an s-domain sequence model for three winding transformers to be
used in modal analysis of ac networks. The model takes into account off-nominal tap …

Dois tipos de modelagens propícias para a realização da análise modal de redes elétricas
são apresentados neste trabalho: sistemas descritores (SD) e matriz Y (s). Os modelos …

Contributions for microgrids dynamic modelling and operation Page 1 “Contributions for
MicroGrids Dynamic Modelling and Operation” Fernanda de Oliveira Resende Thesis …

Dynamic load models are fundamental components for simulating and analyzing a power
system. Due to their utmost importance, a wide range of dynamic models have been …

The need of reducing greenhouse gas emissions in the electrical energy supply field, recent
technological developments in the microgeneration domain and electricity business …

Embora os sistemas elétricos operem na maior parte do tempo em regime permanente, o
estudo de fenômenos transitórios é de suma importância para estes sistemas. Os …