0 引言
1 混合干扰弹投放模型
1.1 RSUAV运动模型
1.2 红外诱饵弹
1.2.1 运动模型
1.2.2 红外辐射模型
1.3 箔条干扰弹
1.3.1 运动模型
1.3.2 RCS模型
2 混合干扰弹投放策略
2.1 红外辐射质心模型
2.2 雷达波束质心模型
2.3 混合投放目标函数
2.4 基于遗传算法的混合投放优化策略
3 仿真与验证
3.1 场景和参数设置
表1 RSUAV、机载红外诱饵弹和箔条干扰弹的参数设置Table 1 Parameter Settings for RSUAV,Airborne Infrared Decoys,and Chaff Jamming Decoys |
| PARAMETER | VALUE | |
|---|---|---|
| RSUAV | velocity | 300m/s |
| Height | 5000m | |
| (θu,ψu) | (0°,0°) | |
| (nxu,nyu,nzu) | ([-3,3],[-3,3],[-3,3]) | |
| Radiation intensity | 1000 | |
| RCS | 5m2 | |
| INFRARED INTERFERENCE DECOYS | Cross-sectional area | 0.1m2 |
| Initial velocity | 0 | |
| Maximum radiation intensity | 3000 | |
| CHAFF JAMMING DECOYS | Cross-sectional area | 0.1m2 |
| Initial velocity | 0 | |
| Maximum RCS | 10m2 |
3.2 有效性分析
表2 红外诱饵弹和箔条干扰弹干扰性能Table 2 Interference performance of infrared decoys and chaff jamming decoys |
| Angle | Distance (m) | α | β | Induced bias distance (m) | |
|---|---|---|---|---|---|
| Infrared guidance | Radar guidance | ||||
| 0° | 2000 | 1 | 0 | 389.9 | \ |
| 0 | 1 | \ | 397.8 | ||
| 1 | 1 | 390.7 | 390.7 | ||
| 5000 | 1 | 0 | 1164.2 | \ | |
| 0 | 1 | \ | 1284.9 | ||
| 1 | 1 | 1247.3 | 1247.3 | ||
| 8000 | 1 | 0 | 1193.3 | \ | |
| 0 | 1 | \ | 1498.3 | ||
| 1 | 1 | 1291.1 | 1291.1 | ||
| 90° | 2000 | 1 | 0 | 311.9 | \ |
| 0 | 1 | \ | 302.4 | ||
| 1 | 1 | 304.1 | 304.1 | ||
| 5000 | 1 | 0 | 1092.7 | \ | |
| 0 | 1 | \ | 1093 | ||
| 1 | 1 | 1092.7 | 1092.7 | ||
| 8000 | 1 | 0 | 1254 | \ | |
| 0 | 1 | \ | 1685.8 | ||
| 1 | 1 | 1334.6 | 1334.6 | ||
| 180° | 2000 | 1 | 0 | 219.1 | \ |
| 0 | 1 | \ | 204.4 | ||
| 1 | 1 | 208.1 | 208.1 | ||
| 5000 | 1 | 0 | 890.1 | \ | |
| 0 | 1 | \ | 890.5 | ||
| 1 | 1 | 890.1 | 890.1 | ||
| 8000 | 1 | 0 | 1334.9 | \ | |
| 0 | 1 | \ | 1651.8 | ||
| 1 | 1 | 1491.8 | 1491.8 | ||
| 270° | 2000 | 1 | 0 | 315.2 | \ |
| 0 | 1 | \ | 302.2 | ||
| 1 | 1 | 306.4 | 306.4 | ||
| 5000 | 1 | 0 | 1041 | \ | |
| 0 | 1 | \ | 1121.7 | ||
| 1 | 1 | 1084.2 | 1084.2 | ||
| 8000 | 1 | 0 | 1377.1 | \ | |
| 0 | 1 | \ | 1682.1 | ||
| 1 | 1 | 1471.3 | 1471.3 | ||
3.3 鲁棒性分析
图4 红外诱饵弹辐射强度变化对提出方法的影响Fig.4 The impact of variations in the radiation intensity of infrared decoy rounds on the Delivery Strategies |
3.4 实时性分析
表3 投放策略实时性分析Table 3 Real-time Analysis of Delivery Strategies |
| OUTPUT DELAY | |
|---|---|
| REF [14] | 86ms |
| REF [9] | 3.4s |
| PROP (WITHOUT GA) | 9.3s |
| PROP | 82ms |