Core Viewpoint - The State Grid Zaozhuang Power Supply Company has completed the second-year target of its three-year action plan for the full coverage of inter-phase spacers on transmission lines, significantly enhancing the resilience of the power grid against severe weather conditions [1][3]. Group 1: Action Plan and Objectives - The inter-phase spacer full coverage action plan is a targeted initiative by the Zaozhuang Power Supply Company to improve power supply reliability in an area prone to extreme weather, with the action period set from 2024 to 2026 [3]. - The goal is to cover 44 transmission lines of 220 kV with inter-phase spacers, specifically focusing on independent towers over 300 meters and double-circuit lines on the same tower [3]. Group 2: Installation and Impact - The company has installed a total of 2,710 inter-phase spacers across 41 transmission lines, which has significantly improved the ability of the lines to withstand adverse weather [1][6]. - In 2023, the company began large-scale installations, adding 461 spacers, with plans to install 771 in 2024 and 999 in 2025 [6]. Group 3: Monitoring and Technology - The company has implemented a comprehensive ice monitoring system, including 63 remote ice observation devices and 10 micro-meteorological devices, to monitor ice thickness and environmental conditions in real-time [8]. - Additionally, 7,477 visual monitoring devices have been activated to track line movement and provide early warnings for ice accumulation [8]. Group 4: Innovative Solutions - The company has developed its own insulated de-icing rods and is utilizing heavy-duty drones and mechanical vibration de-icing devices to physically remove ice from transmission lines [10]. - Drones are being deployed for detailed inspections of areas prone to ice accumulation, ensuring the safety and reliability of the power grid [10].