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China starts building US$11bn ultra-high voltage (UHV) power project

The State Grid Corporation of China (SGCC) has started building its ultra-high voltage (UHV) power project, worth Cyu 68.3bn (U$11.2bn), which will include the construction of more than 4,700 km of new transmission lines from Inner Mongolia to Beijing and Shanghai (China) and several new transformers stations. The UHV lines will enable China to build power plants near gas fields or coal mines and to transport electricity to consuming centres rather than transporting coal to densely populated areas where power plants are located. They are expected to reduce coal consumption by 150 Mt/year and to slightly reduce the air pollution in cities. The UHV lines are expected to be commissioned in 2016.

In July 2014, the State Grid Corporation of China commissioned the China Xiloudu-Zhexi 800 kV Ultra High Voltage Current (UHVDC) transmission line: the power generated by Xiloudu Hydro Power Plant in Sichuan province will be transported to Jinhuan City in Zheijang province through a 1,671 km long transmission line.