昭通电网位于云南电网东北部,201 0年全社会用电量47.2亿千瓦时,最大负荷892兆瓦。截至2010年底,昭通电网电源总装机容量为1 008兆瓦。昭通地区现有500千伏变电站一座,即永丰变电站,变电容量750兆伏安。昭通地区矿产资源丰富,其中煤、硫储量居全省首位,是云南省规划建设的重要能源基 Zhaotong Power Grid is located in the northeastern part of Yunnan Power Grid. In 2010, the whole society consumed 4.72 billion kilowatt-hours of electricity with a maximum load of 892 MW. As of the end of 2010, Zhaotong power grid total installed capacity of 1,008 MW. Zhaotong region existing 500 kV substation, that is, Yongfeng Substation, variable capacity 750 MVA. Zhaotong region is rich in mineral resources, of which coal and sulfur reserves in the province’s first place, is an important energy base in the planning and construction of Yunnan Province