毕节新能源送出电网故障分析及送电能力提高措施分析  

Fault Analysis of Bijie New Energy Transmission Grid and Measures for Improving Transmission Capacity

作　　者：明杰 王国松 梅涛 MING Jie;WANG Guosong;MEI Tao(Southwest Electric Power Design Institute Co.,Ltd.of China Power Engineering Consulting Group,Chengdu 610021,Sichuan,China;Power Dispatching Control Center of Guizhou Power Grid Co.,Ltd.,Guiyang 550002,Guizhou,China)

机构地区：[1]中国电力工程顾问集团西南电力设计院有限公司,四川成都610021 [2]贵州电网有限责任公司电力调度控制中心,贵州贵阳55000

出　　处：《四川电力技术》2023年第4期81-84,共4页Sichuan Electric Power Technology

摘　　要：电网稳控系统作为整个电力系统的重要保护手段,可以避免电网故障进而引发大范围停电的情况发生,是保证电网安全稳定运行的重要防线。首先,分析了毕节新能源建设工程情况;其次,根据该区域电网2023年网架情况,对该区域内电网交流系统进行了详细的稳定计算,分析系统存在的稳定问题和薄弱环节;最后,针对不同的交流线路故障,提出提高毕节新能源送出的措施建议,为该区域大电网安全运行提供保障。The power grid stability control system,as an important protection measure for the entire power system,can avoid power grid failures resulting in large-scale power outages,and is an important defense line to ensure the safe and stable operation of power grid.Firstly,the situation of new energy construction project in Bijie is analyzed.Secondly,based on the grid structure of its regional power grid in 2023,a detailed stability calculation is carried out for AC system of power grid in this region,and the stability problems and weak links of the system are analyzed.Finally,measures and suggestions are proposed to improve the transmission ability of new energy in Bijie for different AC line faults,which provides guarantees for the safe operation of regional power grid.

关 键 词：电网稳控系统 稳定计算 变电站 稳控策略 

分 类 号：TM732[电气工程—电力系统及自动化]