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The "Sichuan News Network" broadcast on April 2 paid attention to the news that the world's highest UHV transmission tower was completed, how tall is it? It is close to 4,800 meters, which is higher than the three Mount Tais combined.
This line is the State Grid Jinshang to Hubei ± 800 kV UHV DC transmission project, the hydropower and new energy in the upper reaches of the Jinsha River, connected to the UHV AC backbone grid in Central China, as a part of the West-East Power Transmission Project, such DC transmission lines in Sichuan there are 6. Let's take a look, respectively, the Fufeng line put into operation in 2010, the Jinsu line put into operation in 2012, the Binjin line put into operation in 2014, the Yazhong Jiangxi line put into operation in 2021, the Baijiang line and the Baizhejiang line that will be put into operation in 2022, which is what we generally call the "old three straights" and "new three straights" Last year alone, these six lines delivered 140 billion kilowatt-hours of electricity, close to the power generation capacity of the two Three Gorges.
Only the State Grid has completed and put into operation 35 UHV AC and DC projects, with a cross-regional and inter-provincial transmission capacity of more than 300 million kWh, a line length of more than 46,000 kilometers, a cumulative power transmission of more than 2.9 trillion kilowatt-hours, and a reduction of 2.61 billion tons of carbon dioxide.
Click to see more: Sichuan News Network丨The world's highest UHV transmission tower was built in Sichuan