flutter suppression造句

例句与造句

1. 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%。
2. 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。
3. 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。
4. 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。
5. 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。
6. It's difficult to find flutter suppression in a sentence. 用flutter suppression造句挺难的