国网山西电力实现低压分布式光伏功率预测

Core Insights - A low-pressure distributed photovoltaic power forecasting system has been launched in Shanxi Province, covering 11 cities and 115 counties, enhancing short-term prediction accuracy to over 95% [1][2] - The system supports the construction of a new power system with a high proportion of renewable energy, addressing challenges posed by the variability of solar power generation due to weather changes [1] Group 1: System Development and Features - The system was developed by State Grid Shanxi Electric Power, utilizing historical generation data and real-time meteorological information to predict overall photovoltaic generation across the province [2] - It incorporates multiple innovations, including deep integration of weather data and historical generation, and supports multi-dimensional forecasting at provincial, city, and county levels [1][2] Group 2: Impact on Energy Management - Accurate forecasting is essential for efficient consumption of renewable energy, as the system provides decision-making support for optimizing grid dispatch by predicting peak and valley fluctuations in solar power generation [2] - The system operates efficiently, completing a single forecasting task in under 20 seconds, with plans for further enhancement in prediction accuracy during extreme weather conditions [2]