【2017年整理】电力系统电压调整和无功功率控制技术.ppt

电力系统电压调整和无功功率控制技术;2;3;4;;;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;因此：需要就地设置除发电机外的其它无功电源 以满足系统电压要求，称：无功补偿（重要！） 无功平衡： 1、全系统平衡(运行、规划设计) 2、局部地区基本平衡、避免无功远距离输送。 12;jXΣ;8;;;;23;24;U;不能同时满足A、B的要求;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;Northeastern University;;;;;;Northeastern University;Northeastern University;Northeastern University;Northeastern University