Valdeir José Farias

An improved boost PWM soft-single-switched converter with low voltage and current stresses

Evandro Soares da Silva, Lúcio dos Reis Barbosa, João Batista Vieira, 2001, IEEE Trans. Ind. Electron..

A quasi-resonant quadratic boost converter using a single resonant network

Ernane Antônio Alves Coelho, J. B. Vieira, V. J. Farias, 2005, IEEE Transactions on Industrial Electronics.

DSP-Based Implementation of Control Strategy for Sinusoidal Input Line Current Imposition for a Hybrid Three-Phase Rectifier

Ernane Antônio Alves Coelho, Luiz Carlos Gomes de Freitas, Valdeir José Farias, 2013, IEEE Transactions on Industrial Informatics.

A quadratic buck converter with lossless commutation

João Batista Vieira, Luiz Carlos Gomes de Freitas, Valdeir José Farias, 2000, IEEE Trans. Ind. Electron..

Analysis of a soft-switched PFC boost converter using analog and digital control circuits

Ernane Antônio Alves Coelho, J. B. Vieira, V. J. Farias, 2005, IEEE Transactions on Industrial Electronics.

Hybrid high-power rectifier with reduced THDI and voltage sag ride-through capability

Ernane Antônio Alves Coelho, João Batista Vieira, Luiz Carlos Gomes de Freitas, 2011, 2011 IEEE Industry Applications Society Annual Meeting.

Proposal of a Soft-Switching Single-Phase Three-Level Rectifier

Fernando Lessa Tofoli, Ernane Antônio Alves Coelho, João Batista Vieira, 2008, IEEE Transactions on Industrial Electronics.

Proposal for preprogrammed control applied to a current-sensorless PFC boost converter

Ernane Antônio Alves Coelho, Luiz Carlos Gomes de Freitas, Valdeir José Farias, 2014, Microprocess. Microsystems.