1. School of Electrical Engineering and Automation, Wuhan University, Wuhan 430072, China
2. Energy Storage Joint Research Center, School of Energy and Environment, Southeast University, No. 2 Si Pai Lou, Nanjing 210096, China
3. Key Laboratory of Ferro and Piezoelectric Materials and Devices of Hubei Province, Faculty of Physics and Electronic Science, Hubei University, Wuhan 430062, China
4. School of Electronic Engineering, Nanjing Xiaozhuang University, Nanjing 211171, China
5. Department of Energy Systems Research, Ajou University, Suwon 16499, Republic of Korea