提出将响应面方法和非线性有限元分析结合起来对桥梁上部结构的体系可靠度进行分析的新方法。
A new method aiming to incorporate the response surface method into the computation of system reliability for composite Bridges is proposed in this paper.
非线性工程结构对地震激励的动力响应的预测具有明显的实际意义。
Prediction of the dynamic response of non-linear engineering structure to earthquake excitation is of obvious practical significance.
运用渡槽薄壁结构弹塑性动力分析模型，开展了渡槽非线性地震响应分析计算。
Based on the elastic-plastic dynamic model of the thin-wall structure aqueduct, the non-linear earthquake response analysis is presented.
最后，分析了线性和非线性刚度系数对颤振响应拓扑结构的影响。
Finally, the influences of the linear and non-linear stiffness coefficients on the topological structure of flutter responses were analyzed.
给出了结构非线性动力响应计算策略等。
The computational strategies for the nonlinear dynamic responses of the structures are investigated.
从而建立了多自由度隔震结构非线性随机响应复模态分析的一整套计算方法。
A complete set of calculating methods for complex modal analysis of nonlinear random response of structures with multi-degrees of freedom and base isolation are proposed.
本文给出了一个预报波浪诱导的船舶垂向运动和结构总体动响应的非线性时域水弹性力学微分分析法。
This paper presents a nonlinear hydroelastic differential analysis method of wave-induced vertical motions and structural responses of ships.
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.
非线性工程结构对随机载荷的动力响应分析是当前工程界十分关心的问题。
The analysis of dynamic repose by non-linear engineering structure to random load receives much condemn in the current engineering circle.
在相同条件下，结构非线性时的响应时程和线性时还是有大的差异的。
In the same condition, there is great difference between response of nonlinear structure and that of linear structure.
考虑深海柔性张力腿平台的几何非线性特征，建立柔性平台结构非线性随机振动响应分析方法。
Considering the geometrical nonlinearity, a new method for the nonlinear random vibration of flexible Tension Leg Platform (TLP) is presented in this paper.
与结构静态强度问题不同，结构动态响应与设计变量的关系更为复杂，是高度非线性的。
Different from the problem on static intensity, the relation between structural dynamic response and design variables is even more complex, and is high nonlinear.
对于复杂非线性隐式极限状态方程的结构可靠度计算，该方法比传统的二次响应面法误差小、精度高。
For structural reliability analysis of complex nonlinear implicit limit state equation, this method had lower error and higher precision than the traditional quadratic response surface method.
结构受冲击作用下的强度、刚度、稳定性、临界能量荷载和临界冲击力的研究属结构耐撞性研究范畴，由于结构在冲击作用下的响应是一个复杂的非线性力学问题，目前该研究领域还比较弱。
The research of intensity, rigidity, the stability, critical energy and critical impact force belongs to the fields of structure impact resistance, which the structure is struck in the impact load.
有机非线性材料最突出的优点是，它能够在分子水平上进行结构设计，以期取得最佳的光学非线性响应和其它特定的光电性质。
It is the best advantage that we can devise the nonlinear of the organic materials in molecule level, so that we can get the best optical nonlinear response and other optical character.
利用大型非线性有限元MARC ，对某自动迫击炮浮动炮闩闭气结构，进行了三维装配体有限元建模和动态弹塑性分析，获得了关键闭气构件的应力、塑性应变和变形的动态响应。
D assembly FE modeling and dynamic elastoplastic analysis are carried out for the obturator structure of a floating gun breech mechanism by using nonlinear finite element code MSC MARC.
对不加支撑的结构进行了三维地震作用下的非线性动力响应时程分析。
To get its seismic property of annular cable-truss structure without support, the time history analysis is completed.
第六章研究了弹性结构中物理非线性柱和板条周期性强迫激励的动力学响应问题。
In the sixth chapter, the dynamic responses of the nonlinear elastic pole and panel under periodic load have been studied.
本文把子结构法、振型迭加法、模态综合法等推广应用于非线性系统，提出分析非线性系统动力响应的离散分量法。
A method for dynamic response analysis of the nonlinear systems is presented. It is the development of the mode-superposition procedure and the modal synthesis method.
摘要：材料与结构在冲击爆炸载荷作用下的动态响应问题是一个非线性的多物理场强耦合问题。
Abstract: Dynamic response of material and structure under impact and blast loading involves multi-physics coupling and nonlinear relations.
应用该模型对线性结构和非线性结构在变阻尼控制和外荷载激励下结构的响应进行了数值仿真，表明所提的动态递归神经网络可以达到较高的预测精度。
Simulations on linear and nonlinear structures demonstrate that RDRNN is very effective on predicting the response of a structure subject to semi-active control and external excitation.
该方法不仅可以处理弹性模态结构的动力响应而且可以处理刚体模态结构的动力响应，并且不论是线性激励还是非线性激励，本文提出的计算格式都给出了很高的精度。
This method can deal with dynamic response of not only elastic modal structure but also rigid modal structure. Furthermore, high accuracy is produced under both linear and nonlinear excitations.
这使得几乎不可能准确预测非线性响应的结构，特别是对混凝土结构。
This makes it almost impossible to exactly predict nonlinear response of the structures, particularly for the concrete structures.
膜结构的非线性风振响应是流固耦合的共同作用问题 ，其中包括耦合因素——附加空气质量与气承刚度的计算。
Wind-induced dynamic response of membrane structures is characterized by fluid-structure coupling interaction, which includes the calculation of the added air-mass on the membrane.
膜结构的非线性风振响应是流固耦合的共同作用问题 ，其中包括耦合因素——附加空气质量与气承刚度的计算。
Wind-induced dynamic response of membrane structures is characterized by fluid-structure coupling interaction, which includes the calculation of the added air-mass on the membrane.
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