1. Key Laboratory of Cryogenics, Technical Institute of Physics and Chemistry Chinese Academy of Sciences Beijing China
2. University of Chinese Academy of Sciences Beijing China
3. Department of Electrical Engineering, State Key Lab of Control and Simulation of Power System and Generation Equipments Tsinghua University Beijing China
4. Qinghai Key Lab of Efficient Utilization of Clean Energy (Tus‐Institute for Renewable Energy) Qinghai University Xining China
5. Institute of Science and Technology China Three Gorges Corporation Beijing China
6. China Huaneng Group Co. Ltd. Beijing China