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提高现代武装飞机的生存能力,基于TF/TA的超低空突防能力是飞行控制系统首先要求具备的功能。本文研究了在已知理想航迹的基础上飞机航迹跟踪控制器的设计方法,给出了控制器结构和算法。首先根据理想飞行航迹和实际飞行航迹之间的误差,计算航迹控制指令;然后,为了改善飞机的动态性能,使飞机能跟踪航迹控制指令而完成TF/TA飞行,用非线性解耦控制理论设计了飞行控制系统。仿真结果表明,该方法具有较好的航迹跟踪性能。
To improve the survivability of modern armed aircraft, ultralight penetration capability based on TF / TA is the first required function of flight control system. In this paper, the design method of the aircraft tracking controller based on the known ideal track is studied. The controller structure and algorithm are given. First of all, based on the error between the ideal flight path and the actual flight path, the trajectory control instruction is calculated. Then, in order to improve the dynamic performance of the aircraft, the aircraft can track the flight path control command and complete the TF / TA flight. Coupling control theory designed the flight control system. Simulation results show that this method has better track-following performance.