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郑瑞东,是云南电网公司线路运维检修二级助理技能专家,多次被评为云南省技术状元、南网技术标兵、全国电力行业技术能手、中央企业劳动模范等。2014年9月被评为云南省第一批“云岭首席技师”。10米、20米、30米、40米……头顶绝缘帽、眼罩护目镜、身穿屏蔽服、脚踏绝缘靴、手戴绝缘手套,郑瑞东轻巧地攀爬到距离地面40多米高的铁塔横担处,如履平地。他小心翼翼地移步从零电位跨入500千伏电位,稳稳地向绝缘串的末端移去,到达故障点后,郑瑞东熟练地更换了一只爆裂的绝缘子。
Zheng Ruidong is a second-level assistant technical expert in the operation and maintenance of Yunnan Power Grid Corporation. He has been awarded as the Yunnan Provincial Technical Champion, the South Network Technical Model, the National Power Industry Technical Expert, and the Central Enterprise Model Worker. In September 2014, it was named the first batch of “Yunling Chief Technician” in Yunnan Province. 10 meters, 20 meters, 30 meters, 40 meters... Cap insulation cap, goggles goggles, wearing a shielding suit, foot-insulated boots, hand-insulated gloves, Zheng Ruidong climbed lightly to the tower more than 40 meters above the ground Take care of the ground. He cautiously stepped from a potential of zero to a potential of 500 kV and steadily moved away from the end of the string. After reaching the point of failure, Zheng Ruidong skillfully replaced a cracked insulator.