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山西省是我国重要的产煤基地。为了将煤外运,省内逐年建成了石太线、丰沙大线、太焦南段线、北同蒲线、平朔支线和大秦西段线等六条电气化铁道(以下简称电铁)。省内电铁的总长度达904km,共有牵引站24座、牵引主变48台,总容量152万kVA。其中,雁同电网内谐波源用户设备总容量达48台,73.65万kVA,而电铁占了其中的20台,62.2万kVA,占谐波源用户设备总容量的84.4％。
Shanxi Province is an important coal production base in China. In order to transport the coal, the province has built six electrified railways (hereinafter referred to as “the Railway”), such as the Shitai Line, the Fengsha Line, the Taijiao Section, the North Tongpu Line, the Pingshuo Branch and the Daqin Section by-year. The total length of the railway in the province is 904km, with a total of 24 traction stations and 48 traction main transformers with a total capacity of 1.52 million kVA. Among them, the total capacity of the harmonic source user equipment in the same grid reached 48, with 736,500 kVA, while the electric railway accounted for 20 of them and 622,000 kVA, accounting for 84.4% of the total capacity of the harmonic source user equipment.