| 风场中直升机的响应仿真及稳定性分析 |
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| 引用本文： | 王文涛,张志春.风场中直升机的响应仿真及稳定性分析[J].装备制造技术,2009(5). |
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| 作者姓名： | 王文涛 张志春 |
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| 作者单位： | 空军航空大学军事仿真技术研究所,吉林,长春,130022 |
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| 摘 要： | 介绍了直升机的气动力模型和飞行控制系统.以及线性化处理的小扰动理论和数值计算方法,为了仿真分析直升机在风扰动中的响应及稳定性.建立了直升机的六自由度全量运动微分方程和风切变的简单模型,结合直升机模型对直升杌响应进行仿真,并分析其稳定性能.结果显示:控制系统的加入,对进入风切变场后直升机的稳定性有很大提升.
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| 关 键 词： | 直升杌 风切变 稳定性 仿真 |
Respond Simulation and Stability Analysis of Helicopter in Wind Shear |
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| Authors: | WANG Wen-tao ZHANG Zhi-chun |
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| Affiliation: | WANG Wen-tao,ZHANG Zhi-chun(Military Simulation Technology Institute,Aviation University of Air Force,Changchun 130022,China) |
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| Abstract: | Introduced the technique of linearization,aerodynamics model and the helicopter flight control system.For the purpose of analysis the helicopter responding and stability in disturbance by simulation means,mathematical model of helicopter and wind shear was established.The six freedom differential eguation of helicopter was established,Combining with the wind shear model,received simulation outcome of dynamic response,and analyzed its performance in disturbance.It is revealed that the stability of helicopter... |
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| Keywords: | helicopter wind shear stability simulation |
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