autores Afonso, João L. Luis F. C. Monteiro Luís Filipe Carvalho Machado J. G. Pinto Sousa, Tiago José Cunha Luis F. C. Monteiro Luis Machado Mohamed Tanta Pinto, J. G.
palavras-chave Active power filter Electric mobility Energy storage systems Power electronics Power quality Railway systems Renewable energies Solid-state transformer UPQC UPS