《国家电网》随着公司特高压电网进入“强直弱交”过渡期,电网特性发生深刻变化。当前,大电网安全面临哪些新形势?汤涌:电力系统安全稳定运行问题是一个关系到社会稳定和经济发展的世界共性问题,历来受到各国政府及电力企业的高度关注。当前,随着新能源发电、直流输电、电力电子装置等大量使用,电力系统的规模和复杂性日益增加,给电 “National Grid” As the company’s UHV power grid enters the transition period of “weak and weak”, profound changes have taken place in the characteristics of the power grid. At present, what new situations are faced by large power grid security? Tang Yong: The problem of safe and stable operation of power systems is a common problem in the world related to social stability and economic development. It has always been highly concerned by governments and power companies in various countries. At present, with the extensive use of new energy such as power generation, direct current transmission and power electronic devices, the scale and complexity of power systems are increasing day by day.