1. School of Energy Power and Mechanical Engineering, North China Electric Power University, Beijing 102206, China
2. Key Laboratory of Power Station Energy Transfer Conversion and System, North China Electric Power University, Ministry of Education, Beijing 102206, China
3. School of Electrical, Energy and Power Engineering, Yangzhou University, Yangzhou 225127, China
4. CGN New Energy Holding Co., Ltd., Beijing 100070, China