基于广域测量系统的电压稳定动态监测  

The dynamic monitoring of voltage stability based on wide-area measurement system

作　　者：干磊[1] 康河文 何敏[1] 

机构地区：[1]湖北黄石供电公司,湖北黄石435002 [2]酒泉超高压输变电公司,甘肃酒泉735010

出　　处：《电力系统保护与控制》2010年第21期152-155,161,共5页Power System Protection and Control

摘　　要：基于同步相量技术的广域动态测量系统,可以在时空坐标下监测电力系统动态运行特性,弥补了现有SCADA系统和故障滤波系统的不足,为大电网动态电压稳定监测奠定了基础。介绍了WAMS的基本原理,接着比较详细地阐述了电压稳定在线监测系统的内容及其在线应用的具体实现方法。在EPRI-36节点系统上的仿真结果验证了该监测系统的有效性。Synchrophasor technology-based Wide-Area Measurement System（WAMS） can supervise the dynamic operation of power systems in time-space coordinate,w hich overcomes the weaknesses of traditional SCADA and digital fault recorders and lays a foundation for dynamic voltage stability monitoring of large-scale power system.Firstly,the basic principle of WAMS is introduced.Then the contents and the realization methods of online voltage stability monitoring system are expatiated concretely.Finally,simulation test with the EPRI 36-bus system shows the availability of the monitor system.

关 键 词：电力系统 电压稳定 电压稳定动态监测 广域测量系统 

分 类 号：TM712[电气工程—电力系统及自动化]