Enhancement of LVRT ability of DFIG wind turbine by an improved protection scheme with a modified advanced nonlinear control loop

Loulijat, Azeddine; Chojaa, Hamid; El Marghichi, Mouncef; Ettalabi, Naoufl; Hilali, Abdelilah; Mouradi, Abderrahman; Elbarbary, Zakaria M Salem; Mossa, Mahmoud A; Abdelaziz, Almoataz;