Core Insights - The integration of digital and intelligent technologies in the power industry is breaking traditional barriers and driving efficient collaboration across multiple segments, leading to a new paradigm in power operation [1] Group 1: Enhancing Resilience and Collaboration - The new power system faces significant challenges due to uncertainties on both the supply and demand sides, with digital technologies being key to improving prediction accuracy and system resilience [2] - In Hebei, the State Grid Shijiazhuang Power Supply Company developed a distributed photovoltaic power forecasting platform, achieving a prediction accuracy rate of 97% for power generation planning [2] - The State Grid Henan Electric Power Company optimized its comprehensive renewable energy forecasting model, enhancing the average day-ahead prediction accuracy to 97% and enabling precise load forecasting for the next 10 days [2] - In Sichuan, the State Grid Chengdu Power Supply Company collaborated with the National Supercomputing Center to create an intelligent load forecasting system, achieving a daily average prediction accuracy of 98% [2] Group 2: Innovative Applications of V2G Technology - Shanghai is a pilot city for the large-scale application of Vehicle-to-Grid (V2G) technology, exploring its use in power quality management [3] - The State Grid Shanghai Changxing Power Supply Company implemented a V2G pilot project that successfully addressed low voltage issues in distribution networks by utilizing electric vehicles and mobile charging robots [3] - During peak electricity usage, the project stabilized low voltage levels to around 220V [3] Group 3: Operational Efficiency Improvements - Digital technologies are significantly enhancing operational efficiency in power maintenance, including equipment inspection and fault repair [4] - The State Grid Xinyang Power Supply Company installed a remote intelligent inspection system at a substation, improving inspection accuracy and generating reports autonomously [4] - The State Grid Zhengzhou Power Supply Company launched a virtual command system that automates the management of work orders, increasing the automation rate of service commands to over 70% [4] - The State Grid Chengdu Power Supply Company developed an intelligent operation ticket generation system, reducing the time to create operation tickets from 30 minutes to 3 minutes with a 99.5% accuracy rate [4] Group 4: Project Management Optimization - Digital technologies are also optimizing project management, as demonstrated by the Southern Power Grid's use of drones and laser radar for three-dimensional modeling of power line inspections, reducing inspection time from two days to four hours [7][8]

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