作业人员减半 效率提升75%

Core Viewpoint - The State Grid Shanghai Ultra High Voltage Company has made significant advancements in transforming traditional manual maintenance of power transmission lines to an intelligent and precise operation model, utilizing robotic technology for enhanced efficiency and safety [1][2] Group 1: Technological Innovation - The company has successfully applied a ground wire repair robot for the first time during the maintenance of the 500 kV Fen San Line, which has been in operation for 34 years [1] - The innovative approach combines drone lifting and ground wire repair robots, allowing for a more efficient and safer repair process [2] Group 2: Operational Efficiency - The use of the repair robot reduced the number of personnel required for the operation by half and cut the repair time by 50%, resulting in an overall efficiency improvement of 75% [2] - The repair process involved a drone lifting a 13-kilogram robot to a height of 70 meters, where it was remotely controlled to perform the necessary repairs [2] Group 3: Safety and Reliability - Ground wires are critical for the safety of transmission lines, providing lightning protection and fault current discharge; any degradation in their performance directly impacts operational reliability [1] - The innovative repair method is expected to support the phased safe operation of the 500 kV Fen San Line until its planned overall upgrade in 2028 [2]