地形遮蔽条件下雷达网探测威力计算

Calculation of radar network detection power under terrain masking

快速、准确预测雷达探测威力是研究无人机突防作战的关键.基于理想条件下雷达三维探测范围,分析了雷达盲区产生因素;重点考虑地形遮蔽的影响,提出了一种快速计算雷达及雷达网地形遮蔽盲区的方法,在保证计算精度的情况下解决了传统方法计算量大、计算时间长的问题.最后利用Matlab软件对该方法进行了仿真验证.仿真结果表明,该方法可以快速、准确地形成不同高度层的雷达及组网雷达探测威力图,为无人机突防航迹的合理规划与威胁评估提供了依据.

Fast and accurate prediction of radar detection power is the key to the study of UAV penetration operations.Based on radar’s3D detection range under ideal conditions,this paper analyzes the factors causing the radar blind area.Focusing on the impact of terrain masking the paper proposes a method of fast calculating terrain blind area of radar and radar network,and solves the problem of large amount of calculation and long computation time under the condition of ensuring the calculation accuracy.Finally the paper gives a simulation with Matlab software to validate this method,and the results show that the proposed algorithm can quickly and accurately generate radar and netted radar detection power charts at different heights,thus providing a reliable basis for the rational planning of UAV routes and the threat assessment.