1. Department of Electrical Engineering, Federal University of Campina Grande, Campina Grande 58401-490, Brazil
2. Department of Electrical Engineering, Federal University of Sergipe, São Cristóvão 49100-000, Brazil
3. Electrical Operation, Eneva S.A., Barra dos Coqueiros 49140-000, Brazil
4. National Council of Scientific and Technical Research—CONICET, Godoy Cruz, Buenos Aires 2290, Argentina