flutter suppression中文什么意思

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用"flutter suppression"造句

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active flutter suppression: 颤振的积极抑制
flutter mode suppression: 颤振模态抑制
flutter: vi. 1.拍翅振翼；(旗帜)飘扬。 2.颤动，(心)急跳，(脉搏)浮动。 3.(心绪)不宁，坐立不安。 4.〔口语〕对人进行测谎。 He fluttered about the room nervously. 他心绪不宁地在房间里徘回。 vt. 1.振(翼)；拍(翅)。 2.扰乱；使不安。 n. 1.振翼；飘扬。 2.不安，焦急，波动。 3.(身体部分的)病态阵跳。 4.〔英俚〕投机，小赌。 5.颤振。 6.图像跳动，脉冲干扰，放音失真。 7.对…进行测谎。 the flutter of wings 翅膀的拍动。 all in a flutter 心慌意乱。 cause [make] a great flutter 轰动一时。 fall into a flutter 心慌意乱。 in a flutter 心里卜卜跳。 put sb. in [into] a flutter ＝ throw sb. into a flutter 使忐忑不安。 n. -er ,-ingly adv.
in a flutter: 心情烦躁
aerodynamic flutter: 空气动力颤振

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the numerical simulations agree well with the wind the tunnel experiments, and the critical speed is increased by 13.4 % . chapter 5 presents the robust flutter suppression of the airfoil
数值仿真和风洞实验表明,这两种控制器是有效的,可将系统的颤振临界速度提高23.4%。
in chapter 4, the aeroelastic model of the whole test rig is first established by using jones ’ s approximation of theodorsen ’ s unsteady aerodynamics load . then, the numerical simulations and wind tunnel experiments for the sub-optimal flutter suppression of the airfoil model are presented
数值仿真和风洞实验研究表明,以超声电机为控制面作动器可以有效地抑制翼段模型的颤振,颤振临界速度提高了13.4%,数值仿真和风洞实验结果基本吻合。
this dissertation presents how to use the ultrasonic motor as an actuator to suppress the flutter of a two-dimensional airfoil section with a control surface . the ultrasonic motor, which features simple structure, high torque at low speed, small size, low weight and no electromagnetic contamination, is a promising actuator for the flutter suppression of small aircraft
超声电机以其结构简单紧凑、转矩/质量比大、低速大扭矩、直接驱动,动态响应快、断电自锁和不产生磁场且不受外界磁场干扰等优点,有望成为一种非常有前途的作动器,用于小型飞机的机翼颤振主动抑制。
the dissertation presents the combined theoretical, numerical and experimental studies on the experimental modeling of the actuator, the design of test rig and control system, the modeling of two-dimensional airfoil aeroelastic system, the control design of active flutter suppression, and the effect of group delay in the digital filter on the stability of aeroelastic closed-loop system
本文通过理论分析、数值仿真与风洞实验相结合的方法,研究了超声电机作动器建模、翼段颤振实验装置和控制系统设计、二维翼段气动弹性系统建模、颤振抑制控制律设计以及数字滤波器群时延对颤振抑制闭环系统稳定性影响等问题。
flutter is the most important instable problem and it restricts the flight envelope and performance of a vehicle . aeroservoelasticity, including active flutter suppression technology, is a multidisciplinary optimization technology that studies the interaction of flexible structure, unsteady aerodynamics and flight control system
以主动颤振抑制系统设计为代表的气动伺服弹性力学(ase)是一门涉及柔性结构、飞行器运动引起的定常和非定常气动力以及飞行控制系统相互作用的多学科技术。

flutter suppression中文什么意思

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