Core Viewpoint - The successful completion of live working at an altitude of 5211.5 meters by the State Grid Qinghai Electric Power Company marks a new world record for ultra-high voltage live working at high altitudes, enhancing the safety and reliability of power supply in Tibet during the peak electricity demand period [1][2] Group 1: Project Overview - The ±400 kV Qinghai-Tibet interconnected project, known as the "Electricity Highway," is the first power line to enter Tibet, completed and put into operation at the end of 2011, enabling the integration of the Tibet power grid with the national grid [1] - The project addresses the seasonal electricity shortages in winter and the challenges of hydropower consumption in summer for the Tibet region [1] Group 2: Operational Achievements - The live working operation was conducted at two locations: the 1382 tower near the Tangula Mountain Pass at 5211.5 meters and the 1134 tower in the Yanshiping area at 4691 meters, both setting new world records for altitude [2] - The operation demonstrates the advanced capabilities of the power grid maintenance in extreme environments, ensuring minimal power outages and providing robust support for local economic and social development [2] Group 3: Safety Measures - The company utilized drones for comprehensive inspections of the power line, identifying and addressing potential hazards before the peak demand period, ensuring a stable power supply for the Tibetan people during the Spring Festival [2]

2013年吴嘉楠从华北电力大学电气工程及其自动化专业的电力实验班毕业，积极响 应"到祖国最需要的地方去"的号召，毅然奔赴青藏高原投身电力事业，在海拔3700多米的雪 域坚定了职业理想。12年来，吴嘉楠深耕变电运维领域，凭借对工作的热爱和执着，迅速成 长为变电运维的行家里手，在众多重大工程验收投运及异常故障处理的战场上勇挑重担；凭 借沉着冷静、临危决断的胆识和担当，多次高效处置了突发的设备异常、故障和危机。29岁 时，成为当时青海10座750千伏变电站中最年轻的站长。现为国网青海超高压公司运维检修 部变电运维管理专责，负责青海省65座超高压变电站的运维管理工作。 7月2日20时31分，由中央宣传部、全国总工会联合举办的《闪亮的名字——2025"最美 职工"发布仪式》在中央广播电视总台科教频道播出，学习强国、央视频、央视网、全国总 工会官方微信等新媒体平台同步直播。国网青海超高压公司职工吴嘉楠作为全国9位"最美职 工"之一，分享了她"选择到祖国最需要的地方去""报效祖国 扎根西部"的心路历程，生动讲 述了高原电网人服务清洁能源产业高地、倾情守护万家灯火的光明故事。 ▲吴嘉楠在2025"最美职工"发布仪式现场。 " ...