VARRICCHIO, S.L., FREITAS, F.D., MARTINS, N., VELIZ, F.C., Computation of Dominant Poles and Residue Matrices for Multivariable Transfer Functions of Infinite Power System Models, IEEE Transactions on Power Systems, USA, Vol. 30, Issue:3, p. 1131...
VARRICCHIO, Sérgio Luis; GOMES Jr., Sergio, MARTINS, Nelson; Modal Analysis of Industrial System Harmonics Using the s-Domain Approach IEEE Transactions on Power Delivery, USA, v. 19, No. 3, p. 1232-1237, July 2004. Download from IEEE Xplore.
GOMES Jr., Sérgio; VARRICCHIO Sérgio L.; QUINTÂO, Paulo E. M.; MARTINS, Nelson; COSTA, Cristiano O. Model Equivalence between PacDyn and HARMZs for Analysis of SSR, Network Resonances and Harmonic Problems. Paper # SP-152, Proceedings of the X...
VARRICCHIO, Sérgio Luis; GOMES Jr., Sergio; MARTINS, Nelson; ARAUJO, Leandro R.; VÉLIZ, Franklin C.; COSTA, Cristiano de O. Advanced Tool for Harmonic Analysis of Power Systems, paper # SP-129, Proceedings of the IX SEPOPE Conference, Rio de...
VARRICCHIO, Sérgio Luis; MARTINS, Nelson; LIMA, Leonardo Tadeu Garcia. A Newton-Raphson Method Based on Eigenvalue Sensitivities to Improve Harmonic Voltage Performance. IEEE Transactions on Power Delivery, USA, v. 18, n. PE-021PRD, p. 334-342, 2003...