厦门220千伏电力线路贯通 为迎峰度暑添保障

Core Viewpoint - The completion of the Xiamen Donggang-Wangzheng (Dongshan) 220 kV line project enhances the power supply capacity for Xiamen during peak summer demand, contributing to the region's economic growth and energy stability [1][2] Group 1: Project Overview - The new power line spans a total length of 20.915 kilometers, consisting of both overhead lines and underground cables [1] - Nearly 15 kilometers of overhead lines are supported by 45 newly constructed towers, while over 6 kilometers of underground cables are laid within urban utility tunnels [1] Group 2: Construction Techniques - The project was undertaken by Fujian Power Transmission and Transformation Engineering Co., Ltd., which optimized construction methods based on site conditions [1] - In complex terrain, a compact and detachable pole assembly method was used, while flat areas utilized crane assembly, allowing for an average completion time of two days per tower [1] Group 3: Safety and Quality Control - The construction team implemented a comprehensive safety management system, including grid-based control at tower locations and assigning safety personnel to each work site [1][2] - Quality control measures were emphasized throughout the construction process, with specific plans developed for each tower and cable segment to ensure safety and operational integrity [2] Group 4: Impact on Regional Power Supply - The project is expected to improve the regional power grid structure and enhance the reliability of power supply to Xiamen Xiang'an Airport, addressing the increasing electricity demand driven by economic development [2]