China Three Gorges Corporation with 3,050 MW under construction or development. As of the end of 2013, CTG had business in 37 countries and regions, with 84 ongoing international construction and investment projects. In December 2011, China Three Gorges Corporation acquired a 21.35% Portuguese government's stake in "Energias de Portugal" for €2.69 billion. In December 2011 China Three Gorges Corporation paid HK$2.1 billion (US$270 million) for a 29% stake in China Power New Energy Development. China Three Gorges Corporation The China Three Gorges Corporation (CTG, ) is a Chinese state-owned power company, established on 27 September 1993. The company was responsible for construction of
Three Gorges Dam tonnes each and are designed to produce more than 700 MW of power. The designed head of the generator is . The flow rate varies between depending on the head available. The greater the head, the less water needed to reach full power. Three Gorges uses Francis turbines. Turbine diameter is 9.7/10.4 m (VGS design/Alstom's design) and rotation speed is 75 revolutions per minute. This means that in order to generate power at 50Hz, the generator rotors have 80 poles. Rated power is 778 MVA, with a maximum of 840 MVA and a power factor of 0.9. The generator produces