提出了随机结构响应密度演化分析的映射降维算法。
A mapping-based dimension-reduction algorithm for probability density evolution analysis of stochastic structural responses is proposed.
概述了土建结构健康监测与结构响应控制的研究动向。
Some examples of intelligent building and civil engineering structures with health monitoring and response control ar…
提出了分析非线性随机结构响应的一种分段线性化方法。
In this paper, a subsection linearization method is developed and used in analyzing the dynamic response of nonlinear random structures.
本文讨论有关于高速船对突发载荷的结构响应的近期研究。
This paper is concerned with the recent research of high speed vessels in structural response to accidental loads.
并进行参数敏感性分析，了解各参数对结构响应的影响程度。
And parameter sensitivity analysis was adopted to research the influence degrees of each parameter on structural response.
动态应变是电子束辐照靶结构产生结构响应中的一个重要力学参数。
The dynamic strain is an important mechanic parameter of the structural response produced in the target structure bombarded by electron beam.
结果表明，利用有限元方法计算的结构响应更加接近实际测量结果。
The results showed that the calculation structure response from FEM is most consistent with measured results.
算例研究表明，各种随机变量的变异对斜拉桥结构响应影响规律不同。
The results show that the variation of the stochastic variables has a different influence to the structural responses of cable-stayed Bridges.
地震动是典型的非平稳随机过程，其非平稳特性对结构响应影响极大。
Earthquake motions are regarded as the typical non-stationary stochastic processes, and such non-stationary characteristics influence the structural response greatly.
分析了脉冲X光与电子束和化爆模拟引起的结构响应的冲量等效性原则。
The equivalence of structural response induced by pulsed Xray with analogues of electron beam and explosion are analyzed.
其次，分析火灾发生作用时，钢结构海洋平台的整体温度场和结构响应。
Then, the global structural temperature and response of offshore jacket platform under fire effect are analyzed.
所提出的研究结果为爆炸地震效应的结构响应随机振源描述提供了理论基础。
The presented results may provide the theoretical fundamentals for the description of random excitations in predicating the dynamic responses of structures to explosion seism.
主要研究建于低层钢筋混凝土建筑物上的钢结构高塔在风振作用下的结构响应。
In this paper, the structural response under the effect of wind vibration of steel structured high tower supported with a several storied concrete building is mainly discussed.
在此基础上采用随机振动的离散分析理论，推导出结构响应均值和方差的递推式。
Based on discrete random vibration theory, recursive square equations to calculate the mean and standard deviation of response are developed.
并通过神经网络系统对结构响应进行一步预测，从而进一步提高控制系统的能力。
The ability of the active control system is increased because the response of structure is predicted by the ANN.
运用该体系复模态分析的统一方法，得到了结构响应及动力可靠度的解析表达式。
Using the above method, the analytic expressions of response and dynamic reliability are got.
应用神经网络预测结构响应可以解决主动控制中的时滞问题，为控制决策提供依据。
Applying neural network to predict structural response may solve the problem of time lag in active control and offer basis for controlling decision.
在同一冲击载荷作用下，结构响应特性以横向响应为主，横向抗冲击设计不可忽视。
In the same impact load, the response of structure in lateral direction is mainly. The impact resistance design in lateral direction can't be ignored.
矩量方程清楚地反映出分别对应随机载荷和结构响应的两种不同统计特性的相互关系。
The moment equations clearly reflect the relation between two different kinds of statistical properties of the random loading and structure response respectively.
比较考虑了空间相关性的多点输入与仅考虑行波效应的行波输入法下结构响应的差异。
Structure response under multiple support excitation which include spatial variety and wave-passage excitation and that including wave-passage effect only are compared.
阐述了一种新型结构损伤指数，该指数通过计算白噪声激励下结构响应的相关函数得到。
A new structure damage indicator was expatiated which was obtained through calculating the correlation function of structure response under white noise.
为了保证结构设计的可靠性，设计工程师必须知道结构参数的随机性对结构响应的影响。
To insure reliability of a design, design engineers need to know the effect of the randomness in the structure on the response.
利用随机振动方法分析了钢筋混凝土框架结构的水平随机地震激励下结构响应的功率谱。
With the random vibration method, the response spectrum of structure under the earthquake action of level axis directions are obtained.
在平面结构模型中，比较了横向有限应变在不同涡旋脱落载荷的作用下对结构响应的影响。
In the planar motion, the influence of the transverse finite strain on the response of the structure subjected to different vortex-shedding loads is analyzed.
首先将所得的结构响应信号进行小波包分解，然后通过小波包能量变化率指标进行损伤定位。
Dynamic signals measured from experiment beams are first decomposed into wavelet packet components, then wavelet energy rate index is computed and used to detect location of damage.
因此，对斜拉索不同气动措施进行静风荷载及其引起的结构响应进行研究具有十分重要的意义。
Therefore, it is significant to analysis the cable wind loads caused by various aerodynamic measures and the resulting response of the structure.
而随着水下爆炸在工业与民用建设上的广泛应用，开展水下爆炸对结构响应影响的研究迫在眉睫。
Along with underwater blasting widely used in industrial and civil architecture, the significance of structural response analysis subjected to it is much more distinct.
本文将边界元方法与摄动法相结合，提出了计算结构响应对其形状改变的灵敏度的边界元摄动法。
Combining boundary element method (BEM) with the perturbation theory, this paper presents a perturbation method based on BEM for shape design sensitivity analysis of elastic structures.
首先，将得到的结构响应信号进行小波包分解，然后通过小波包能量变化率指标来进行损伤定位。
Dynamic signals measured from experiment beams are first decomposed into wavelet packet components, then the wavelet energy rate index is computed and used to detect location of damage.
首先，将得到的结构响应信号进行小波包分解，然后通过小波包能量变化率指标来进行损伤定位。
Dynamic signals measured from experiment beams are first decomposed into wavelet packet components, then the wavelet energy rate index is computed and used to detect location of damage.
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