ISSN 2196-5625 CN 32-1884/TK
1 Electrical and Computer Engineering Department, San Diego State University, San Diego, CA 92182, USA 2 Global Energy Interconnection Research Institute North America, San Jose, CA 95134, USA 3 Department of Electrical and Computer Engineering, Southern Methodist University, Dallas, TX 75275, USA
This work was supported by Technology Project of State Grid Corporation of China (No. SGRIJSKJ(2016)800).