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Chuosijia Hydropower Station’s 220 kV Transmission Project Approved

Author:    Source: Communication Company   Time: 2023-08-01   Font:【L M S

On July 20, the 220 kV transmission project of the Chuosijia hydropower station under the Sichuan branch of CHN Energy was officially approved.

A panoramic view of the Chuosijia hydropower station under construction

Located in Langtang and Jinchuan counties of Aba Prefecture, Sichuan Province, the Chuosijia hydropower station is the third-cascade hydropower station of the “One Reservoir and Four Cascades” hydropower development plan of the main stream of the Zengkesi-Maisika section of the Chuosijia River, with a designed installed capacity of 392,000 kW. The 220 kV transmission project starts from the booster station of the Chuosijia hydropower station and ends at the Ma’erkang 500 kV substation, with a total length of about 2×75 kilometers and a conductor section of 2×720 square millimeters. Using double-circuit tower transmission, it is China’s first high-altitude 220 kV power transmission project featuring a large conductor section.

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