GPS精密授时功能在电力系统功角广域测量系统中的应用  

Precision timing application of GPS in wide area power-anglemeasurement system in power system

作　　者：孙丙香[1] 温春雪[1] 严国志[1] 杨同忠[1] 

机构地区：[1]武汉大学电气工程学院,湖北武汉430072

出　　处：《国外电子元器件》2006年第1期53-56,共4页International Electronic Elements

摘　　要：GPS授时以其精度高、受干扰小、实时等优点具有广泛的应用前景。研究具有定时功能的GPSOEM电路RS-232输出和1PPS输出的特点及应用,并提供了在电力系统功角广域测量中用其实现精确授时的方法,可用于改进传统的授时模式。G0PS timing has the merits of high precision, anti-disturbance, around-the-clock broadcasting and so on.So it will be widely used in timing.The characteristics of GPS OEM circuit for timing are researched and the methods of how to use it realizing timing in wide area power-angle measurement system in power system are provided. These can be used in improving the conventional mode of timing.

关 键 词：功角 全球定位系统 GPS OEM电路 秒脉冲 UTC 授时 

分 类 号：TM930[电气工程—电力电子与电力传动]