ISSN 2196-5625 CN 32-1884/TK
1 College of Electrical Engineering, Zhejiang University, Hangzhou 310027, China 2 Department of Electrical and Electronic Engineering, Universiti Teknologi Brunei, Bandar Seri Begawan BE1410, Negara Brunei Darussalam 3 State Grid Electric Power Research Institute, Nanjing 210003, China
This work is jointly supported by National Basic Research Program of China (973 Program) (No. 2013CB228202), National Natural Science Foundation of China (No. 51477151, No. 51361130152) and a project by China Southern Power Grid Company (No. WYKJ00000027).