基于涡轮发电机的迫弹发射参数辨识

针对现有引信定高测距方法在城市、山区等作战环境中应用及弹药发射参数辨识方法的不足,提出基于涡轮发电机的迫击炮弹发射参数辨识定高方法。迫弹发射参数辨识运用引信上已有涡轮发电机作为速度传感器,运用少量极具辨识价值的速度信息开展辨识,涵盖涡轮发电机停转与不停转两种情况。试验表明:基于涡轮发电机的迫弹发射参数辨识方案可行,算法计算量小,易于工程实现,对开展引信弹道辨识定高具有基础性作用。     

Design of Adaptive Fuzzy PID Altitude Control System for Unmanned Aerial Vehicle

Based on Matlab/Simulink and Fuzzy Logic toolboxes,the altitude control system is designed and simulated.The validity of conventional PID control method and adaptive fuzzy PID control method is compared.It can be drawn out that the adaptive fuzzy PID control method is superior to the conventional PID in rising time and overshoot etc.The effectiveness of a fuzzy PID controller shows potential application in the future,especially in the presence of model uncertainty or changing dynamics and time-varying parameters.     

Design of Adaptive Fuzzy PID Altitude Control System for Unmanned Aerial Vehicle

Based on Matlab/Simulink and Fuzzy Logic toolboxes, the altitude control system is designed and simulated. The validity of conventional PID control method and adaptive fuzzy PID control method is compared. It can be drawn out that the adaptive fuzzy PID control method is superior to the conventional PID in rising time and overshoot etc. The effectiveness of a fuzzy PID controller shows potential application in the future, especially in the presence of model uncertainty or changing dynamics and time-varying parameters.     

基于涡轮发电机输出频率的迫弹外弹道辨识方法研究

将涡轮发电机作为速度传感器用于弹道辨识,旨在提供一种新的、工程上易行的弹道辨识方法。通过分析涡轮发电机输出频率特性和弹速变化规律,针对涡轮发电机全弹道不停转和停转两种情况,提出基于涡轮发电机输出频率的弹道辨识总体方案,阐述了弹道辨识的实现过程,并通过实例仿真,重点探讨了弹道辨识所需基础函数的确立过程。仿真研究结果表明,弹道辨识计算量小、误差可控,加之涡轮发电机在引信型号上已有成熟应用,基于涡轮发电机输出频率的弹道辨识方法可行。