Changji-Guquan
Changji-Guquan ±1100kV DC Transmission and Transformation Project

Winning bid product: Smoothing Reactor


Winning bid converter station: Guquan Station


Operation year: September 2019


The project starts from the Xinjiang Zhundong (Changji) Converter Station and ends at the Anhui Wannan (Guquan) Converter Station, passing through six provinces and regions: Xinjiang, Gansu, Ningxia, Shaanxi, Henan, and Anhui. The total length of the transmission line is about 3304.7 kilometers, with an investment of 40.7 billion yuan. The transmission capacity is 12 million kilowatts, and the voltage is ±1100kV. The Changji-Guquan Ultra-high Voltage DC Project has a total length of about 3324 kilometers and an investment of 40.7 billion yuan. It is currently the world's highest voltage level, the largest transmission capacity, the longest transmission distance, and most technologically advanced ultra-high voltage power transmission project.

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