基于北斗定位技术的特高压工程数字化选线系统设计

Design of Digital Line Selection System for UHV Project Based on Beidou Positioning Technology

为了提高定位精度,提出了基于北斗定位技术的特高压工程数字化选线系统设计。利用分布式结构设计了数据采集终端和运算控制单元,结合数据采集电路,完成特高压工程数字化选线系统的硬件设计。在提取的特高压工程输电线路暂态特征基础上,采用北斗定位技术,优化了特高压工程数字化选线程序,实现了特高压工程的数字化选线。系统测试结果表明,该系统可以提高接地故障的定位精度,在选线合理性方面也具有很大优势。

In order to improve the positioning accuracy,a digital line selection system design of UHV project based on Beidou Positioning Technology is proposed.The data acquisition terminal and operation control unit are designed by using the distributed structure.Combined with the data acquisition circuit,the hardware design of the digital line selection system of UHV project is completed.Based on the extracted transient characteristics of UHV transmission line,the digital line selection program of UHV project is optimized by using Beidou Positioning Technology,and the digital line selection of UHV project is realized.The system test results show that the system can improve the positioning accuracy of grounding fault and has great advantages in the rationality of line selection.