Nonlinear Control for Hydraulic Turbine Generator Unit Based on Extended State Observer
wang jun-feng; zhang jiang-bin; lu li; ma dang-guo (xi an university of technology; xi an 710048; china) (ankang design institute of water conservancy and hydropower and civil architecture engineering; ankang 725000; china) (northwest china electric power construction institute of commissioning and engineering technology; xi an 710032; china)