1. State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Beijing 102206, China
2. Beijing Key Laboratory of Energy Safety and Clean Utilization, North China Electric Power University, Beijing 102206, China
3. School of Nuclear Science and Engineering, North China Electric Power University, Beijing 102206, China
4. School of Control and Computer Engineering, North China Electric Power University, Beijing 102206, China