Engineering case
Project Contract Case (State Grid)
Changji-guquan ±1100kV DC power transmission and transformation project
Winning product: Flat wave reactor
Converter station: Guquan station
Year of operation: September 2019
Xinjiang Jundong (Changji) converter station, stop at Anhui South (Guquan) converter station, through Xinjiang, Gansu, Ningxia, Shaanxi, Henan, Anhui six provinces and regions, the total length of the route is about 3304.7 km, an investment of 40.7 billion yuan。The transmission capacity is 12 million kilowatts, and the voltage is ±1100 kV。With a total length of 3324 kilometers and an investment of 40.7 billion yuan, Changgu UHV DC Project is currently the UHV power transmission project with the highest voltage level, the largest transmission capacity, the longest transmission distance and the most advanced technology level in the world。