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作 者:翟任庆 王东辉[1] 王琳[1] 张松 高莘青 Zhai Renqing;Wang Donghui;Wang Lin;Zhang Song;Gao Xinqing(AVIC Xi’an Flight Automatic Control Research Institute,Xi’an 710065,China)
机构地区:[1]航空工业西安飞行自动控制研究所,西安710065
出 处:《航空兵器》2023年第1期74-79,共6页Aero Weaponry
基 金:航空科学基金项目(20180718004)。
摘 要:传统直升机多采用单一的响应类型,难以满足驾驶员操纵需求。试飞经验表明,多响应类型切换控制可以显著提升飞行性能并减缓驾驶员操纵负荷。本文针对某型有人直升机,结合最新版本的美军直升机飞行品质规范(Aeronautical Design Standard-33F,ADS-33F),研究基于六种响应类型的切换控制策略。各种控制策略的仿真结果表明,相应被控状态量可以按规范要求跟随指令信号,控制策略结合应用场景的仿真结果表明,所设计的控制系统可以显著减少操纵量,从而验证结论:设计的直升机多响应类型切换控制满足ADS-33F规定的响应要求,能显著提升飞行性能及驾驶员感受;响应收敛迅速,且能保证飞行安全和控制精度。Traditional helicopters usually adopt single response type,which is difficult to meet demands for pilot control.Several experience of test flight has proved that multi-response type switching control can significantly improve the flight performance and reduce pilot’s control load.In this paper,based on the Aeronautical Design Standard-33F(ADS-33F),a new switching control strategy based on six response types is studied on a manned helicopter.Simulation results on each control strategy show that the corresponding controlled state variable can follow the command signal according to the specification requirements.Simulation results on the application scenario combined by the control strate-gies show that the designed control system can significantly reduce the manipulated workload,so as to verify the conclusions:the designed helicopter multi-response type switching control meets the response requirements specified by ADS-33F,which can significantly improve flight performance and pilot’s feeling,and the response converges rapidly to guarantee the flight safety and control accuracy.
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