在当前能源短缺和气候变暖的挑战面前,国家出台了相关的政策和措施,利用先进的通信、信息和控制技术,在特高压电网建设基础上,构建具有中国特色的统一坚强的智能电网成为我国现阶段电力工业发展的重要平台。随着智能电网建设的推进,带动了电气设备,特别是对智能化电气的需求迅速扩张,受益企业涵盖电 In the face of the current energy shortage and climate change challenges, the state has promulgated relevant policies and measures to build a unified and strong smart grid with Chinese characteristics based on the construction of UHV power grids using advanced communications, information and control technologies. China’s current stage of the development of power industry an important platform. With the advancement of smart grid construction, the demand for electrical equipment, especially for intelligent electrical appliances, has rapidly expanded and the beneficiary enterprises have covered electricity