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近几年电网的建设规模自电力体制改革以后,电力部拆分成立了国家电网公司,从2003~2012年10年间累计投资超过2万亿元,电网规模翻了一番。目前中国的电网规模已经超过美国电网规模,成为世界第一位。10年间,110 kV及以上输电线路增长了1.3倍,110 kV及以上变电容量增加了2.7倍。广东电网、浙江电网和江苏电网相当于欧洲发达国家的电网规模,江苏电网已经超过英国电网规模。
In recent years, the scale of construction of power grid since the reform of the power system, the Ministry of Power split the state grid company set up from 2003 to 2012, a total investment of over 2 trillion yuan over 10 years, the size of the power grid has doubled. At present, China’s power grid has exceeded the size of the U.S. power grid and has become the No. 1 in the world. In 10 years, the transmission lines of 110 kV and above increased by 1.3 times and the capacity of substations of 110 kV and above increased by 2.7 times. Guangdong Power Grid, Zhejiang Power Grid and Jiangsu Power Grid are equivalent to those of developed countries in Europe. Jiangsu Power Grid has exceeded the size of the UK power grid.