EMD Based Impulse Identification and its Application in Friction Fault Diagnosis of Steam Turbogenerator Set
gao wei1; zhao jun-liang2; chen lian-gui3 (1. department of electrical engineering; institute of water resources and hydroelectric engineering; xi an university of technology; xi an 710048; china; 2. yang ling hydroelectric station; shaanxi baoji xia bureau; yangling 725000; shaanxi province; china; 3. ankang branch of shaanxi local power company; ankang 725000; shaanxi province; china)