数智驱动 转型赋能——南方电网“十四五”新型电力系统建设综述

Core Viewpoint - During the "14th Five-Year Plan" period, China Southern Power Grid Co., Ltd. aims for a dual transformation of digitalization and greening, establishing itself as a pioneer in the energy revolution with significant achievements in building a new power system [1][2]. Group 1: Green Power Supply Enhancement - The company has improved the quality and efficiency of green power supply, achieving a 3.5 times increase in new energy installed capacity to over 257 million kilowatts since 2020 [3]. - Non-fossil energy generation in five provinces has reached 66% of installed capacity and 56% of total generation, positioning the company among the leaders globally [3]. - The "West-to-East Power Transmission" project has delivered over 950 billion kilowatt-hours of electricity, with over 80% being clean energy [3]. Group 2: Energy Transition Benefits - Since the "14th Five-Year Plan," the company has facilitated over 240 billion kilowatt-hours of electricity substitution, with electricity accounting for 34% of total energy consumption, surpassing the national average by 5 percentage points [4]. - More than 100,000 charging stations have been established, achieving full coverage in the Guangdong-Hong Kong-Macao Greater Bay Area [4]. - By 2025, green electricity trading volume is expected to reach 250 billion kilowatt-hours, exceeding the total of the previous three years [4]. Group 3: Collaborative Development - The company emphasizes the importance of coordinated development across generation, grid, load, and storage to enhance the efficiency of the new power system [5]. - During the "14th Five-Year Plan," the company has achieved over 10 million kilowatts in pumped storage capacity and over 15 million kilowatts in new storage installations [6]. - Demand response levels have reached 7.6%, with over 110 virtual power plants aggregating controllable loads of 15.8 million kilowatts [6]. Group 4: Technological Innovation - The company has implemented advanced technologies such as AI and big data to transform the power grid from traditional to intelligent systems [9]. - Over 99.5% of substations are now unmanned, and automation coverage for distribution networks has improved significantly [9]. - The company has established an AI alliance and released several standards and white papers to guide digital grid construction [10].