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2011年10月17日,国家电网山东电力超高压公司工作人员在山东省平原县王庙镇楼庄村附近银东直流线路现场圆满完成世界首次±660 kV电压等级带电作业。银东直流输电工程是世界首条±660 kV电压等级输电线路工程,是国家西电东送的重要能源通道,满载负荷为400万kW,占山东省总负荷的近1/10,相当于整个青岛市的用电负荷,位居三大“外电入鲁”通道之首,被称
On October 17, 2011, the staff of State Grid Shandong Power EHV Co., Ltd. successfully completed the world’s first ± 660 kV voltage level live work at the site of Yin Dong DC Line near Louzhuang Village, Wangmiao Town, Pingyuan County, Shandong Province. Yindong DC Transmission Project is the world’s first transmission line project of ± 660 kV voltage level and an important energy channel for the national power transmission from west to east with a full load of 4 million kW, accounting for nearly 1/10 of the total load of Shandong Province, equivalent to the entire Qingdao City, the load of electricity, among the top three “foreign electricity into the Lu” channel first, is said