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出 处:《计算机仿真》2014年第11期60-63,131,共5页Computer Simulation
摘 要:研究舰载机自动着舰系统(ACLS)的性能优化问题,为了实现舰载机的进场着舰引导和轨迹精确控制,采用进场动力补偿系统(APCS)按特定的进场动力补偿控制律对发动机油门进行自动控制。文中基于国内外研究,建立了Matlab环境下的舰载机进场动力补偿模型,对基于迎角恒定,引入迎角、法向加速度和舵面反馈信号的动力补偿系统的参数进行优化,仿真结果表明,改进方法加速了飞机的姿态响应,改善了低动压着舰状态下飞机的飞行特性,提高了着舰安全性和稳定性,在工程上具有一定的可行性。Performance optimization of The Automatic Carrier Landing System (ACLS) of carrier-based airplane is studied. For the approach guidance and precision path control, the Approach Power Compensator System (APCS) imposes the special power compensation control law on the throttle to achieve automatic throttle control. This paper builds a model of approach power compensation under the Matlab/Simulink circumstance, furthermore it gives the simulation to optimize the compensation signal where the angle of attack and the normal acceleration and the elevator variation are all fed back. Simulation result indicates that the proposed method accelerates the response time and improves the flight characteristics in the low dynamic pressure situation, which increases the landing safety and flight path stability of aircraft and is feasible for engineering application.
分 类 号:TP391.9[自动化与计算机技术—计算机应用技术]
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