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GPS/DR组合导航定位技术能对定位导航精度要求较高的各类车辆进行实时准确跟踪、监控和指挥调度.分析了该系统的基本工作原理和相应的数学算法.车载终端使用四参数模型将WGS-84坐标转换成当地坐标,同时结合航位推算技术实现组合定位导航.系统在现有基础上改进监控中心平台功能,实现整体功能配置更加合理.最后结合银行运钞车对该系统应用加以说明,并进行可行性分析,给出系统所能达到的精度要求.结论表明系统能满足现阶段银行业对安全性、可靠性等方面基本要求.
GPS / DR integrated navigation and positioning technology can accurately and accurately track, monitor and command all kinds of vehicles which require high positioning accuracy in real time.Analysis of the basic working principle of the system and the corresponding mathematical algorithm.The vehicle terminal uses the four parameter model WGS-84 coordinates into local coordinates, combined with the dead reckoning technology to achieve combined positioning and navigation system based on the existing monitoring center platform to improve the function of the overall functional configuration more reasonable.Finally combined with the bank armored car to the system to be applied Explain and carry on the feasibility analysis, and give the precision requirement that the system can reach.The conclusion shows that the system can meet the basic requirements of the banking industry in terms of safety, reliability and so on.