1. State Key Laboratory of Electrical Insulation and Power EquipmentSchool of Electrical EngineeringXi'an Jiaotong University28 Xianning West RoadXi'anPeople's Republic of China
2. Department of power equipment condition evaluationResearch Institute of State Grid Zhejiang Electric Power CompanyHangzhouPeople's Republic of China
3. Department of power equipment condition evaluationResearch Institute of State Grid Shaanxi Electric Power CompanyXi'anPeople's Republic of China