长距离光纤油气管道预警监测系统设计  

Design of early warning and monitoring system for long distance optical fiber oil and gas pipeline

作　　者：闫建行 玄兆燕 谢世满 杨智伟 刘倩 YAN Jianhang;XUAN Zhaoyan;XIE Shiman;YANG Zhiwei;LIU Qian(College of Mechanical Engineering,North China University of Science and Technology,Tangshan Hebei 063210,China;Tangshan natural gas Co.Ltd.,Tangshan Hebei 063020,China)

机构地区：[1]华北理工大学机械工程学院,河北唐山063210 [2]唐山市天然气有限公司,河北唐山063020

出　　处：《光通信技术》2020年第1期23-26,共4页Optical Communication Technology

基　　金：唐山市科技计划项目(18110202A)资助。

摘　　要：针对长距离油气管道预警信号所产生的庞大信息量问题以及预警信号精准识别问题,提出以现场可编程门阵列(FPGA)和数字信号处理器(DSP)作为硬件平台核心部件的预警系统,FPGA主要完成预警信息的高速采集控制,DSP主要进行大信息量及预警信号精准识别算法的快速处理,FPGA和DSP通过高速接口进行数据传输,以实现对管道入侵行为进行迅速而精准的报警。完成了上位机和下位机的各功能模块设计,采用C#开发语言进行了软件系统设计,通过网络协议的通信方式实施对管道系统的实时监测。最后对系统进行了实验验证,证明了系统的可行性及准确性。Aiming at the problem of huge amount of information generated by long-distance oil and gas pipeline early warning signal and accurate identification of early warning signal,an early warning system was proposed,which core components of the hardware platform is field programmable gate array(FPGA)and digital signal processor(DSP),the control of high-speed collection of early warning information is mainly accomplished by FPGA,the fast processing of high-volume information and precise recognition algorithm of early warning signal is mainly accomplished by DSP,data transmission between FPGA and DSP is carried out through high-speed interface to realize rapid and accurate alarm for pipeline intrusion.Completed the design of each functional module of the host computer and slave computer,the software system is designed with C#development language,and the real-time monitoring of pipeline system is implemented by means of communication of network protocol.Finally,the feasibility and accuracy of the system are proved by experiments.

关 键 词：预警监测系统 光纤预警 FPGA和DSP 背向瑞利散射 管道监测 软件流程 

分 类 号：TN929.11[电子电信—通信与信息系统] TP277[电子电信—信息与通信工程]