鏖战风雪：海拔最高特高压变电站稳步推进

Core Points - The construction site of the Aba 1000 kV ultra-high voltage substation in Miya Luo Town, Sichuan Province, is facing challenges due to sudden snowfall and temperature drops [1][2] - The substation is part of the Aba to Chengdu East 1000 kV ultra-high voltage AC transmission project, which is expected to be completed and operational by the end of 2026 [2] - The new substation will set multiple records, including the highest altitude for an ultra-high voltage substation and the most complex geological conditions [2] Group 1 - The construction site is located at an altitude of 3620 meters, with snow accumulation exceeding 5 centimeters [1] - Construction workers are actively clearing snow and optimizing work processes to ensure timely completion before winter [2] - The project aims to support the construction of the Chengdu-Chongqing economic circle by transmitting clean energy from the western Sichuan region to the Chengdu metropolitan area [2] Group 2 - The construction site features over 300 construction machines, which are currently covered in snow [1][3] - The site presents significant challenges due to high altitude, low temperatures, and ice coverage [2] - The project is a key component of the broader energy infrastructure development in the region [2]