海南500千伏主网架工程投产

Core Viewpoint - The commissioning of the 500 kV main grid project in Hainan marks a significant upgrade in the province's power transmission capacity, enhancing it by over four times and integrating digital technology across the grid [1] Group 1: Project Overview - The 500 kV main grid project is the first of its kind in China to apply digital technology across the entire provincial grid [1] - The total investment for the project is 5.7 billion yuan, which includes the construction of three new 500 kV substations and 838 kilometers of new transmission lines [1] - The project creates a complete "口" shaped ultra-high voltage ring network, allowing for flexible power distribution across the island [1] Group 2: Future Projections - By 2030, Hainan's peak electricity load is expected to reach 15.5 million kilowatts, with an average annual growth rate of 10.3% in electricity consumption during the 14th Five-Year Plan period (2026-2030) [1] - The Southern Power Grid plans to invest 46 billion yuan during the 14th Five-Year Plan to enhance Hainan's power infrastructure and disaster prevention capabilities [2] - The construction of a new 500 kV cross-sea interconnection line between Hainan and Guangdong is planned, which will increase the power exchange capacity between the two regions by 50% [1]