舰载传感器测量误差链分析  

Analysis of the Error Chain in the Shipborne Sensor Measurement

作　　者：何佳洲[1] 罗志勇 潘江怀[1] HE Jia-zhou;LUO Zhi-yong;PAN Jiang-huai(Jiangsu Automation Research Institute,Lianyungang 222061,China)

机构地区：[1]江苏自动化研究所,江苏连云港222061

出　　处：《火力与指挥控制》2021年第2期1-10,22,共11页Fire Control & Command Control

摘　　要：详细分析并推导了舰载传感器测量误差传播和演化模型。给出了舰载传感器测量依托的几个基准坐标系,对测量过程中的误差定义和原因进行了简要分析;给出了目标测量跟踪误差演化的坐标转换过程模型,并根据误差的特点,基于一阶泰勒展式给出了误差链线性化近似解析表达式;结合一种典型应用场景,采用误差传播的灵敏度分析方法,对舰载传感器几类主要测量误差的传播进行量化分析。The propagation evolution models of shipborne sensor measurement errors are analyzed and deduced in details.First,several reference coordinates used in the ship borne sensor measurement are given,the definition and reason of during the measurement errors are briefly analysed.Then,the coordinate transformation process models of the target measurement and tracking error evolution are presented.And according to the features of errors the linear approximate and analytical expression of the error chain is derived based on the first-order Taylor expansion.Finally,with a typical application scene,the sensitivity analysis method of error propogation is used,the propogation of main measurement errors of shipborne sensors are analyzed quantitatively.

关 键 词：舰载传感器 测量误差链 坐标转换 误差灵敏度分析 

分 类 号：TP212.1[自动化与计算机技术—检测技术与自动化装置]