顫動系數 的英文怎麼說
中文拼音 [zhàndòngxìshǔ]
顫動系數
英文
wobble factor-
The numerical flutter analysis system was formed by the three - dimensional numerical simulation of the vibrating cascade flow combined with the structural dynamics analysis of vibrating blade
將振動葉柵三維流動數值模擬與振動葉片結構動力學分析相結合，建立了葉片顫振數值分析系統。2. a systematic test has been carried out to observe how the model actuating frequencies and amplitudes affect the flutter derivatives, and the effect is found to be quite minor
通過系列試驗考查了模型驅動頻率和振幅對顫振導數的影響，驗證了驅動頻率和振幅對顫振導數影響很小。Second, the structural dynamic equations for blades are introduced in this paper. through numerically solving the aerodynamics - structure coupled equations, a 2 - d unsteady viscous flow in a single cascade is investigated under flow - structure coupled conditions, and a preliminary analysis of the cascade flutter is prosecuted
其次，本文引入葉片結構動力學方程，通過數值求解氣動結構耦合方程體系，研究了氣固耦合條件下葉柵內的二維非定常粘性流動，並初步進行了葉柵的顫振分析。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
本文通過理論分析、數值模擬與風洞實驗相結合的方法，研究了超聲電機作動器建模、翼段顫振實驗裝置和控制系統設計、二維翼段氣動彈性系統建模、顫振抑制控制律設計以及數字濾波器群時延對顫振抑制閉環系統穩定性影響等問題。Static coefficients are defined to describe the static effect of wind on bridge, and the aerodynamic derivatives are used to describe the aerodynamic effect
靜力三分力系數用於描述風對橋梁的靜力作用，氣動導數是顫振和抖振分析方法的核心。Based on the computational fluid dynamics and structural dynamics methods, a numerical analysis system for the blade flutter in turbomachinery was established
在此基礎上，結合葉片振動結構動力學分析，初步建立了相對完整的葉片顫振數值分析系統。分享友人