缺相故障定位系统
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国网江苏电科院研发缺相故障实时精准追踪
Zhong Guo Dian Li Bao· 2025-11-07 02:39
Core Insights - Jiangsu Provincial Power Grid Control System issued an alert regarding a phase loss anomaly between poles 06 and 10 in Zhenjiang, which was quickly addressed by maintenance personnel due to advancements in fault monitoring technology [1] Group 1: Technological Advancements - State Grid Jiangsu Electric Power established a specialized technical team to analyze over a thousand recent distribution network fault cases, leading to the development of a mathematical model for phase loss under various scenarios [1] - The newly developed phase loss fault localization function, set to be launched in November 2024, will enable real-time scanning of over 1 million distribution transformers and more than 40,000 distribution network lines across the province [1] - The system can automatically identify voltage phase loss characteristics and accurately pinpoint fault segments by correlating topological relationships, enhancing the grid's self-awareness and self-diagnosis capabilities [1] Group 2: Operational Efficiency - The implementation of this system has resulted in a full automation process from data collection to decision-making, significantly improving the ability to identify phase loss issues [1] - Continuous algorithm optimization and functional iterations have achieved minute-level fault localization, effectively reducing false positives and missed detections [1]