1. Southeast University,School of Electrical Engineering,Sipai-Lou No. 2 Nanjing,China,210096
2. University of Sheffield,Department of Electronic and Electrical Engineering,Mappin Street Sheffield,UK,SI 3JD
3. School of Mechanical Engineering and Automation, Harbin Institute of Technology,Shenzhen,China
4. Midea Group Corporate Research Center,Guangdong,China
5. Guangdong Welling Motor Manufacturing Co., Ltd,Guangdong,China