The accuracy of flutter analysis improved by this method is much higher than that obtained by the piston theory.
特别是和用活塞理论所做的颤振分析相比，计算精度有了明显提高。
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.
将振动叶栅三维流动数值模拟与振动叶片结构动力学分析相结合，建立了叶片颤振数值分析系统。
In many flutter analysis methods, the PK-F method is an equivalent flutter analysis method in common use.
在众多桥梁颤振分析的实验加理论方法中，PK - F法是一种通用性很强的等效颤振分析方法。
The problems of uncertainty modeling and robust flutter analysis of aeroelastic system are investigated in this paper.
研究了气动弹性系统的不确定性建模和鲁棒颤振分析问题。
For fully unsteady aerodynamic force is calculated with Green's Function method, the results of flutter analysis are accurate.
完全非定常气动力由格林函数方法直接计算，颤振分析结果准确。
The proposed method overcomes the defects of the previous direct flutter analysis and it is a single parameter searching method.
该方法是一种单参数搜索方法，克服了以往直接颤振分析方法的一些缺陷。
This paper proposes a new direct flutter analysis of long span Bridges, based on the full order discretized physical model of structure.
基于结构的有限元全物理模型，提出了用于分析大跨度桥梁耦合颤振新的直接分析方法。将系统的气动运动控制方程转化成广义特征值问题。
A flutter analysis based on root locus method is programmed. It can be applied to a wing equipped with an active flutter suppression system.
本文编制了可用于分析带有颤振主动抑制系统的机翼的根轨迹法程序。
And the intrinsic relation between cascade flutter and cascade design was studied by using the numerical flutter analysis and prediction system.
并使用三维叶片颤振数值分析预估系统对叶片进行颤振分析，得出叶片颤振与叶片设计参数之间的内在关系。
The fundamental methods for flutter analysis and the current status of aerodynamic derivative identification are reviewed at first in this thesis.
本文首先回顾了大跨度桥梁颤振分析的基本方法和气动导数识别方法的研究现状。
The direct flutter analysis only requires a single parameter searching process and is efficient and fits to the flutter problems of actual long span Bridges.
由于只需进行单参数的搜索过程且计算效率较高，用该方法分析实际大跨度桥梁颤振问题是合适的。
A new approach of full-mode flutter analysis with double parameters is proposed, which is realized in ANSYS, based on the full-order discretized physical model of structure.
基于结构的有限元全物理模型，提出了一种双参数全模态颤振分析方法，并在ANSYS中实现。
Because of the drastic aerodynamic heating effect, panel flutter analysis considering thermal effects becomes an emerging problem in the design process of supersonic aircraft.
在超音速飞行器的设计中，由于气动加热效应相当剧烈，考虑热效应的壁板颤振问题成为一个不可忽视的气动弹性问题。
Some typical numerical results are presented from application of the model to static analysis, dynamic analysis, static aeroelasticity and flutter analysis of a wing-box and a wing.
将等效板模型推广应用到典型机翼结构的静力学、动力学以及静、动气动弹性分析中。
A suspension bridge project is taken as an example, in which the evolution of critical wind speed of flutter during bridge erection is studied by a multi-mode flutter analysis approach.
以某悬索桥设计方案为工程背景，应用多模态颤振分析方法，分析了该桥架设阶段颤振临界风速的发展趋势。
Some typical numerical results are presented from application of the model to the static analysis, dynamic analysis, static aeroelasticity and flutter analysis of a wing-box and a wing.
将等效板模型推广应用到典型机翼结构的静力学、动力学以及静、动气动弹性分析中。
The incremental harmonic balance method is extended to analyze the flutter of two dimensional airfoils. The present procedure provides a new effective way to the strongly nonlinear flutter analysis.
将增量谐波平衡法推广应用于二元机翼的颤振问题，为强非线性颤振分析提供了一条有效的新途径。
The incremental harmonic balance method is extended to analyze the flutter of two dimensional airfoils. The present procedure provides a new effective way to the strongly nonlinear flutter analysis.
将增量谐波平衡法推广应用于二元机翼的颤振问题，为强非线性颤振分析提供了一条有效的新途径。
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