具有自检功能的自动气象站系统设计  

Design of automatic weather station system with self-checking function

作　　者：曾杨[1] 计博严 Zeng Yang;Ji Boyan(Jiangxi Provincial Atmospheric Observation Technology Centre,Nanchang 330096,China)

机构地区：[1]江西省大气探测技术中心,南昌330096

出　　处：《国外电子测量技术》2020年第10期88-93,共6页Foreign Electronic Measurement Technology

摘　　要：根据自动气象站各类检测手段的优势与不足,引入当前自动化设备中常用的自检技术,设计了一套集成系统。该系统针对各气象要素的采样需求设计信号源电路及测量电路,并通过定时自检的方式及时获取系统主机自身的运行状况和测量精度,自检流程的时序由定时器及自检变量控制。集成了前端质量控制后,该系统在智能化、集约化方面均有较大提升。对于维护工作而言,该系统能将故障精准定位并及时提示维护人员,使维护工作更具有针对性。According to the strength and weakness of all kinds of detection methods in automatic weather stations,this paper introduces the self-checking technology commonly used in the present automation equipment,and designs an integrated system.The signal source circuit and measuring circuit are designed according to the sampling requirements of various meteorological elements,and the operation status and measuring accuracy of the host computer are obtained by the way of timing self-checking.The timing of the self-testing process is controlled by the timer and the self-testing variables.With the integration of front-end quality control,the system has been greatly improved in intelligence and intensification.For the maintenance work,the system can accurately locate the fault and prompt the maintenance personnel in time,so that the maintenance work can be more targeted.

关 键 词：自检技术 信号源 故障定位 

分 类 号：TN98[电子电信—信息与通信工程]