Active control of supersonic/hypersonic aeroelastic flutter for a two-dimensional airfoil with flap

来源 :中国科学：技术科学英文版 | 被引量 : 0次 | 上传用户：yaohaoyuan

【摘要】

：

flutter， flutter 以后和有控制表面在超声 / 极超音速的飞行速度区域操作的一个二维的机翼的活跃控制在这份报纸被调查。three-degree-of-freedom 动态模型被建立，在哪个立方

【作者】

：

ZHAO Na

【机构】

：

SchoolofAstronautics

【出处】

：

中国科学：技术科学英文版

【发表日期】

：

2011年8期

【关键词】

：

高超音速飞行非线性颤振主动控制气动弹性二维翼型立方非线性非线性反馈控制皮瓣 flutter/post flutter active control

【基金项目】

：

supported by the National Natural Science Foundation of China （Grant Nos. 90816002 and 10772056）, the Astronautics Technology Foundation, the Ministry of Information and Industry of China （Grant No. 2

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论文部分内容阅读

flutter， flutter 以后和有控制表面在超声 / 极超音速的飞行速度区域操作的一个二维的机翼的活跃控制在这份报纸被调查。three-degree-of-freedom 动态模型被建立，在哪个立方的非线性的结构的僵硬和非线性的空气动力学的负担被说明为。第三个顺序活塞理论被采用在超声 / 极超音速的气流导出空气动力学的负担。非线性拍翅当飞行速度是比线性批评速度大的不到 or 时，与限制周期摆动(LCO ) 的现象发生。LQR 途径被采用设计一条控制法律两个都增加线性、非线性的批评速度空气动力学拍翅

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Active control of supersonic/hypersonic aeroelastic flutter for a two-dimensional airfoil with flap

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