输电线路智能带电检修关键技术研究综述

Review on intelligent live-line maintenance technology applied on power transmission lines

采用智能装备代替人工进行带电检修,可保障带电作业人员安全,如何在不同应用场景下安全、可靠、高效地完成带电检修是其关键问题。首先介绍了架空线路、电力电缆、气体绝缘输电线路(GIL)这3类线路的运行环境和带电检修需求,分析了电力无人机、架空线路机器人、绝缘子机器人、车载机器人、电缆机器人、GIL检修机器人6种智能装备的应用环境、结构和功能。然后,从取能、控制、传感、导航、防护、人机交互6个方面对输电线路智能带电检修的关键技术进行了梳理。最后,分析了智能化带电检修设备和技术存在的问题,并展望了其发展趋势。

Intelligent equipment instead of manual live-line maintenance can ensure the safety of live working personnel and the security and stability of power grid.However,how to complete live-line maintenance safely,reliably and efficiently in multiple application scenarios is still a key issue.The operation environment and live-line maintenance requirements of overhead power line,power cable and GIL(Gas Insulated transmission Line)are introduced,and the application environment,structure and function of six kinds of intelligent equipment,including power UAV(Unmanned Aerial Vehicle),overhead line robot,insulator robot,vehicle mounted robot,cable robot and GIL maintenance robot are analyzed.Then,the key technologies of intelligent live-line maintenance of transmission lines are summarized from six aspects of energy acquisition,control,sensing,navigation,protection and human-computer interaction.Finally,the existing problems of intelligent live-line maintenance equipment and technologies are analyzed,and its development trend is prospected.