R. Pregitzer

Shunt Active Power Filter with Dynamic Output Current Limitation

J. G. Pinto, R. Pregitzer, J.L. Afonso, 2007, 2007 IEEE International Symposium on Industrial Electronics.

Experimental Results of a Single-Phase Shunt Active Filter Prototype with Different Switching Techniques

Joao L. Afonso, J. G. Pinto, R. Pregitzer, 2007, 2007 IEEE International Symposium on Industrial Electronics.

Single-phase shunt active filter with digital control

João L. Afonso, J. G. Pinto, Luis F. C. Monteiro, 2007 .

Simulation and Implementation Results of a 3-Phase 4-Wire Shunt Active Power Filter

Júlio S. Martins, João L. Afonso, José Carlos Costa, 2006 .

COMPARISON OF FUNDAMENTAL POSITIVE-SEQUENCE DETECTORS FOR HIGHLY DISTORTED AND UNBALANCED SYSTEMS

João L. Afonso, Luis F. C. Monteiro, Ricardo G. Pregitzer, 2005 .