Oliveira, Luís Manuel Ramos DeCardoso, A. J. Marques2014-05-202014-05-202010-10Oliveira, L.M.R.; Cardoso, A.J.M.An EPVA-Based Strategy for Power Transformers Differential Protection, Trabalho apresentado em ARWtr2010 Advanced Research Workshop on Transformers, In Proceedings of the Advanced Research Workshop on Modern Transformers, Santiago Compostela, 2010.AUT: LOL01124;http://hdl.handle.net/10400.1/4003This paper presents a new scheme for power transformers protection, which is based on the analysis of the harmonic content of the differential current Park's Vector modulus. The proposed method is able to detect winding insulation failures, and to distinguish them from magnetizing inrush current transients. Experimental and simulation results are presented and discussed.engTransformersDifferential protectionExtended Park's Vector Approachconference object2014-05-19