基于北斗探空系统的天气雷达探测精度试验方法  

A weather radar detection accuracy test method based on Beidou radiosonde system

作　　者：武昕竹 纪凯夫 齐久成[1] 魏磊 Wu Xinzhu;Ji Kaifu;Qi Jiucheng;Wei Lei(No.32217 Unit of PLA,Yantai 264100;No.91550 Unit of PLA,Dalian 116000)

机构地区：[1]中国人民解放军32217部队,烟台264100 [2]中国人民解放军91550部队,大连116000

出　　处：《气象水文海洋仪器》2023年第1期86-89,共4页Meteorological,Hydrological and Marine Instruments

基　　金：军队军内科研重点项目(LJ20202A040637)资助。

摘　　要：针对传统天气雷达探测精度试验方法成本高、周期长、基准值获取方式不可靠等问题,文章提出了基于北斗探空系统的天气雷达目标探测精度试验方法,并将该方法应用于某型天气雷达定型鉴定试验中,将转换经纬度坐标得出的目标距离、方位角及仰角作为基准值,试验结果表明该方法可用于天气雷达装备性能鉴定试验,具有精度高、成本低、周期短等优点。Aiming at the problems of high cost, long period and unreliable reference value acquisition of traditional weather radar detection accuracy test method, this paper proposes a weather radar target detection accuracy test method based on Beidou sounding system.The method is applied to a type of weather radar identification test, and the target distance, azimuth angle and elevation angle obtained by converting latitude and longitude coordinates are used as reference values.The test results show that the method can be used for the performance evaluation test of weather radar equipment, and has the advantages of high precision, low cost and short cycle.

关 键 词：北斗探空系统 角反射体 天气雷达 探测精度试验 均方根误差 坐标转换 

分 类 号：P412.25[天文地球—大气科学及气象学] TN953.5[电子电信—信号与信息处理]