1. China Three Gorges University, Hubei Engineering Research Center for Graphite Additive Manufacturing Technology and Equipment, Yichang, China
2. China Three Gorges University, College of Electrical Engineering and New Energy, Yichang, China
3. Jiangsu Branch of China Academy of Machinery Science and Technology Group Co., Ltd., Changzhou, China
4. Ultra High Voltage Transmission Company of State Grid Hunan Electric Power Co., Ltd., Hengyang, China