枣庄供电：微电网助推传统石榴种植村绿色发展

Core Insights - The microgrid in Jiaquan Village has significantly improved the reliability of electricity supply, eliminating low voltage issues during peak usage times [1][5][10] Group 1: Microgrid Overview - Jiaquan Village's microgrid is a pilot project by Zaozhuang Power Supply Company aimed at upgrading the pomegranate industry, featuring five key elements: source, network, load, storage, and charging [3] - The microgrid includes four 400 kVA transformers for AC power and distributed generation sources like photovoltaic systems and vertical axis wind turbines [3] - The distribution network is structured in three layers: 10 kV AC lines, 400 V AC lines, and ±375 V DC lines [3] Group 2: Technical Benefits - The microgrid utilizes DC transmission voltage stabilization technology to maintain voltage above 220 V during concentrated irrigation by pomegranate growers [5] - It addresses the unique power quality issues related to the dispersed, seasonal, and distant electricity demands of pomegranate cultivation [5] - The installation of monitoring terminals in 30 cable branch boxes allows for proactive maintenance and repair guidance [5] Group 3: Community Impact - The establishment of a "village network co-construction" service point enhances convenience for the local pomegranate industry, offering a one-stop service for electricity, water, and heating [7] - The average disposable income of farmers in the village has reached 30,000 yuan, nearly 10,000 yuan higher than the average disposable income of rural residents in the city [10]