1. Global Energy Interconnection Research Institute Co., Ltd,State Key Laboratory of Advanced Power Transmission Technology,Beijing,China,102209
2. Nanjing Electronic Device Institute,State Key Laboratory of Wide-Bandgap Semiconductor Power Electronic Devices,Nanjing,China,210016
3. Guo Yang Electronics. Co., Ltd.,Yangzhou,China,225100
4. Zhejiang University,College of Electrical Engineering,Hangzhou,China,310027