导航型卫星接收机火箭橇动态校准试验方法  

Dynamic calibration testing of navigation satellite receivers using rocket sleds

作　　者：韩娟 HAN Juan(Aerospace Life-Support Industries,Ltd.,Xiangyang 441002,China)

机构地区：[1]航宇救生装备有限公司,湖北襄阳441002

出　　处：《国防科技》2023年第4期125-130,共6页National Defense Technology

基　　金：国家“十二五”技术基础科研项目(J052011B003)。

摘　　要：利用火箭橇试验高动态特性,研制专用导航型卫星接收机火箭橇试验平台,重点解决试验件环境控制、高动态测试系统精度及有效性、地面标定等关键技术难题,完成最高速度2.85 Ma的试验平台研制,且2 Ma以上速度持续时间超过3.5 s。测试数据连续有效,橇载采集系统完整记录卫星接收机等试验件的输出信号。通过高动态火箭橇试验达到导航型接收机滑轨动态校准目的,包括定位误差、速度误差、加速度误差等校准试验。A rocket-sled test platform has been developed for the calibration of navigation satellite receivers,taking advantage of the highly dynamic characteristics of rocket sleds.The platform addresses key technical challenges related to environmental control of test pieces,accuracy and validity of highly dynamic test systems,and ground calibration.The test platform can reach a maximum speed of 2.85 Ma for durations exceeding 3.5 s at speeds above 2 Ma.The test data are continuous and reliable,and the sled-mounted acquisition system provides complete records of the output signals from the satellite receivers and other test pieces.As a result,navigation satellite receivers can undergo calibration through this highly dynamic rocket-sled testing,which includes calibration tests for positioning,speed,and acceleration errors.

关 键 词：火箭橇 卫星接收机 地面标定 动态校准 

分 类 号：TN967.1[电子电信—信号与信息处理]