1. School of Electrical Engineering Northeast Electric Power University,Jilin,China,132012
2. Beijing Zhixin Microelectronics Technology Co., LTD,Beijing,China,102200
3. McMaster University,Ontario,Canada,1280
4. State Grid Liaoning Electric Power Company Limited,Shenyang,China,110002
5. China Electric Power Research Institute,Department of Civil,Beijing,China,100192