动力稳定性

大型运载火箭在脉动推力作用下的结构动力稳定性分析

Analysis of Structural Dynamic Stability on Large-Scale Carrier Vehicle under Periodic Load

粘弹性板动力稳定性分析中的两模态Galerkin逼近

Two-Mode Galerkin Approach in Dynamic Stability Analysis of Viscoelastic Plates

悬停状态下直升机尾桨/尾梁耦合动力稳定性分析加工自润滑复合材料尾桨齿轮都会挺身而出最具侵略性3D飞行。

The machined self lubricating composite tail rotor gears will stand up to the most aggressive 3D flying .

百色RCC重力坝典型坝段坝基静动力稳定性及破坏机理研究

Static & Dynamic Stability Study and Failure Mechanism Investigation of Typical Blocks of Baise RCC Gravity Dam

本文利用ANSYS有限元软件对大跨度弦支穹顶结构进行了一致激励和多点激励作用下动力稳定性分析。

In this paper , dynamic stability characteristics of large-span suspend-dome structure considered the effect of single-dimensional and multi-dimensional are analyzed by means of the finite element software ANSYS .

在此基础上用Seed简易经验法对尾矿坝坝料进行液化判别。（4）采用动力稳定性计算分析方法（拟静力法）对尾矿堆积坝的现状和运行的稳定性进行了计算分析。

Besides this paper makes liquefaction analysis of the dam by Seed simple empirical method . ( 4 ) By dynamic stability calculation method ( pseudo-static method ), stability analysis of the dam is made in this paper .

600MW超临界压力直流锅炉启动工况水动力稳定性分析

An Analysis on Hydrodynamic Stability in 600 MW Supercritical Pressure Once Through Boiler During Start - up

采用动力稳定性分析方法分析管线的稳定性，水动力载荷采用Fourier系数模型方法计算，基于近似模型技术利用MonteCarlo仿真对稳定性进行可靠度评估。

The stability is analyzed using the dynamic stability method . The hydrodynamic loads are calculated with the Fourier coefficient model method . Monte Carlo simulation is used to estimate the reliability of stability with approximation model .

结合Floquet理论和打靶法，分析了该不平衡系统的动力稳定性和非线性行为。

Associated with the shooting method and Floquet theory , the dynamic stability and nonlinear phenomena of this unbalanced rotor-seal system were analyzed .

将多尺度法与Fourier级数展开相结合，分析了刚性剑杆的动力稳定性问题，导出了稳定性边界临界曲线的近似解析解。

Let the method of multiple scales be combined with t he development of Fourier series , the problems of dynamic stability in rigid rapiers were analyzed and the approximate analytic solution for critical curve of stability boundary was derived .

首先介绍了编织复合材料圆柱壳在几种主要因素影响下的动力稳定性问题，用Hamilton原理建立非线性动力稳定性问题的一般性基本方程。

First , the dynamic stability of braid composite cylindrical shells with the influences of some main factors is introduced . The general governing equations for the nonlinear dynamic stability is obtained . by the Hamilton Principle .

本文运用FEM将受周期轴向动载荷的铁木辛柯交叉梁系的动力稳定性控制方程化为Mathieu-Hill型方程，然后用谐调平衡方法得到临界频率方程。

In this paper the control equation of the dynamic stability of the Timoshenko cross beams which undergo the periodic axial dynamic load is transformed into Mathieu & Hill type equation by using the finite element method . Then the critical frequency equation is obtained with the harmonic balance method .

根据大量算例的计算结果，分析了在竖向阶跃荷载作用下，跨度为40～70m、矢跨比为1/8～1/5的单层球面网壳的初始缺陷和初始静位移对其动力稳定性的影响。

Based on the comprehensive numerical analysis of single layer reticulated domes subjected to vertical step load , the effects of initial imperfection and initial static displacement on dynamic stability behavior are presented .

为了考查单向地震动输入与三向输入的差别，分别对单层球面网壳结构在水平、竖向及三向EL-Centro波作用下的动力稳定性进行了计算分析，结果表明其动力稳定性主要由水平地震动决定。

Dynamic stability behavior of single-layer domes under horizontal 、 vertical and three dimensional EL-Centro are calculated respectively , it is shown that horizontal earthquake wave controls the dynamic stability critical load .

设材料服从Boltzmann积分型本构关系，其松弛模量由Prony-Dirichlet级数描述，分别基于小挠度和几何非线性理论，从参数振动的角度研究了线粘弹性板壳的动力稳定性。

In the analysis of dynamic stability of viscoelastic plates and shells within the geometrically linear and nonlinear theory , the Boltzmann hereditary constitutive relationship is used to model the viscoelastic behavior and relaxation modulus is characterized with Prony-Dirichlet series .

采用Muszynska非线性密封力模型，分析水轮机转轮密封系统非线性动力学特性，研究迷宫密封对水轮机转轮系统动力稳定性的影响。

The Muszynska ′ s model of seal fluid dynamic forces is used to analyze the nonlinear dynamic characteristics of labyrinth seal-rotating wheel system in hydraulic turbines , and investigate the nonlinear dynamic stability of hydraulic turbines with labyrinth seal .

根据作用在部分充以粘性液体转子上压力的显式表达式，讨论了上述转子的动力稳定性，得到了一些有价值的结果，统一了HendrickS和Christenson的截然不同的结果。

By means of explicit expressions of pressure exerted on a rotor partially filled with a viscous liquid , it is that discussed dynamic stability of aforementioned rotor , obtained some valuable results and united Hendrick 's and Christenson 's results which are different .

形状记忆合金梁动力稳定性及混沌运动

Dynamic Stability and Chaotic Motion of a Shape Memory Alloy Beam

不同截面形状和材料柱的动力稳定性研究

Dynamic stability of column with different cross - section and material

充液或部分充液转子的动力稳定性

Dynamic Stability of A Rotor Filled or Partially Filled with Liquid

样条加权残值法分析正交异性板的动力稳定性

A Spline Weighted Residual Method for Dynamic Stability of Orthotropic Plates

几何缺陷对拱结构动力稳定性的影响

The effects of geometrical imperfections on dynamic stability of arch structures

弹性支承滑动轴承不平衡转子系统非线性动力稳定性和分岔的研究

Nonlinear Dynamic Stability and Bifurcation of a Flexible Support-Sliding Bearing-Rotor System

超限高层建筑地震作用下的动力稳定性分析

Dynamic Stability analysis for an out-of-codes high rise building under earthquake

阶跃荷载下功能梯度材料圆柱壳的非线性动力稳定性

Nonlinear Dynamic Stability of Functionally Graded Cylindrical Shells Under Step Loads

地震作用下钢管混凝土拱桥的动力稳定性

Dynamic Stability of Concrete Filled Steel Tubular Arch Bridge Under Earthquake

偏心周期载荷作用下薄壁构件的动力稳定性

Dynamic Stability of Thin walled Members under Eccentric and Periodic Loading

空间杆系结构非线性动力稳定性分析的一种实用算法

A practical method in nonlinear dynamic stability analysis of space structures

层状岩体边坡动力稳定性模型试验研究

Research on Dynamic Stability of Layered Rocky Slope with Model Test

超导磁体感应电流及其对电磁弹性动力稳定性的影响

Induced current in superconducting coils and its effect on dynamic stability