电子对抗手段干扰无人机GPS/INS导航系统效能分析  

Effectiveness Analysis of Electronic Countermeasures Jamming UAV GPS/INS Navigation System

作　　者：赫永磊 李冬 王肖飞 HE Yonglei;LI Dong;WANG Xiaofei(Naval Aviation University,Yantai 264000)

机构地区：[1]海军航空大学,烟台264000

出　　处：《舰船电子工程》2020年第12期44-47,共4页Ship Electronic Engineering

摘　　要：无人机种类多样,使用灵活,可加装不同功能的载荷,完成多样化的作战任务。伴随着无人机作战领域相关理论科研的推进和应用技术的成熟,无人机在现代作战行动中的应用越来越广泛,成为了空袭作战中的又一重要作战力量,同时也给现有的防空任务带来了新的挑战。论文对运用电子干扰手段压制无人机GPS卫星导航信号对无人机GPS/INS导航系统导航精度的影响进行效能评估,从压制GPS导航信号的原理入手,在GPS干扰方程的基础上,对GPS/INS导航误差进行分析,最后采用蒙特卡洛法对无人机空袭的过程进行仿真,得出不同条件下干扰无人机GPS导航信号对其GPS/INS导航系统的影响。通过对仿真结果进行分析,对提高电子干扰无人机导航系统效能提出相关建议。UAV has various types and flexible use.It can be equipped with loads of different functions to complete diversified combat missions.With the advancement of research and technology maturity in the field of UAV combat,UAV is more and more widely used in modern combat operations.It has become another important combat force in air attack operations,and also brought new challenges to the existing air defense tasks.In this paper,the effect of suppressing GPS satellite navigation signal of UAV by electronic jamming on the navigation accuracy of GPS/INS navigation system of UAV is evaluated.Starting from the principle of suppressing GPS navigation signal,on the basis of GPS jamming equation,the navigation error of GPS/INS is analyzed.Finally,the process of UAV air attack is simulated by Monte Carlo method,and different conditions are obtained.The influence of jamming GPS navigation signal of UAV on its GPS/INS navigation system is gotten.Through the analysis of the simulation results,some sug⁃gestions are put forward to improve the effectiveness of the navigation system.

关 键 词：无人机 无人机集群 GPS 压制干扰 蒙特卡洛法 

分 类 号：E925[军事—军事装备学]