The dynamical characteristics contrastive analysis is made, and3D seismic response contrastive analysis through the method of elastic time-history response of systems is also made. 研究对比了各结构体系的动力特性,并通过地震弹性时程反应分析法进行了结构体系三维地震反应分析与对比。
Levitt and Venkatesh found that the supply of street prostitution was highly elastic in response to a demand surge. 莱维特和文卡特斯赫发现,面对需求的激增,街头卖淫的供给极具弹性。
The presence of the phase interface led to remarkable increase of the dynamic elastic response of the blend, and also to the appearance of dynamic shape relaxation. 两相界面的存在增加了体系动态弹性响应,并使体系出现了动态形状松弛。
The effect of time-frequency characteristics of ground motion on the structural elastic response 地震动的时频特性对结构弹性响应的影响
Based on beam-column theory, the paper analyzes elastic earthquake response of huge steel frame structure. 然后根据杆系模型的基本理论,本文研究了巨型钢框架结构的弹性地震响应问题。
A time domain finite element method ( FEM) for analysis of transient elastic response of a very large floating structures ( VLFS) subjected to arbitrary time-dependent external loads was presented and the proposed finite element procedure was validated by comparing the numerical results with available experimental data. 建立了分析任意动力外荷载作用下超大型浮体瞬态弹性响应的时域有限元方法,并通过已有的试验数据对该方法进行了验证。
Using transfer function technique, the elastic displacement response of each layer of the tower under different seismic waves is analyzed, and an elastic analysis method of the structure is established. 利用传递函数技术计算分析了不同地震波作用下的木塔各层的弹性位移反应,建立了适合这类结构动态反应的弹性分析方法。
The dominant seismic design method in current seismic design codes of different countries is still the conventional seismic design method based on elastic response spectra theory and R-μ principle. 各国现行抗震设计规范采用的居于主导地位的抗震设计方法仍然是基于弹性反应谱理论和R-μ基本准则的通用抗震设计方法。
In contrast, the increase of the elastic response was stronger than that of the viscous response when the solution concentration increased. 相比之下,体系的弹性响应随浓度增强程度强于黏性响应。
The elastic response of structure under frequent seismic actions and the elastoplastic response under in frequent seismic actions are calculated by the method of time-history. 采用时程分析法分析了该组合结构在多遇地震作用下的弹性地震响应和在罕遇地震作用下的弹塑性位移响应。
Numerical Analysis and Application of Elastic Dynamic Response for` Pile-Soil 'Non-homogeneous System 桩-土非均质系统弹性动力响应的数值分析及其应用
Elastic response of spherical containment vessel to impulsive loads 脉冲载荷下球形爆炸容器的弹性响应
The calculating results show that the second-order effect can be ignored in elastic response history analysis but must be considered in inelastic response history analysis. 计算结果表明,弹性时程分析时可以不考虑二阶效应的影响,但弹塑性时程分析时二阶效应是必须考虑的因素。
Linear Elastic Dynamic Response Similarity of Multi-layer Anti-blast Structure 多层抗爆结构线弹性动力响应的相似性
Elastic time-history response analysis of tubular tall building structures by continuum model 筒体结构连续化模型的弹性动力时程分析
Based on equivalent linearization, the equivalent period is determined by using the elastic displacement response spectra, and then the structural members are designed. 在等效线性化的前提下,由等效位移用弹性位移反应谱求出等效周期,然后对结构构件进行刚度设计和承载力设计。
When entering into the plastic response, the shears at the end of beams decrease comparing with the elastic response. 当梁进入塑性响应阶段后,随着延性比的增大,与弹性响应相比支座剪力逐渐减小;
The results showed that if the thermal cycle stopped during heating, or stopped during cooling before the forward martensitic transformation started, the loading stress strain curves of the wire exhibited a linear elastic response and then followed by a stress plateau. 结果表明,如果停止加热并加载,或者在母相状态下冷却但是尚未发生正相变时加载,加载应力-应变曲线首先呈线弹性关系,然后才出现应力平台。
The dynamical characteristic and elastic seismic response of special-shaped column frame structure and rectangular column frame structure under horizontal earthquake action are contrastively analyzed through ANSYS program. 采用ANSYS软件,对比研究了异形柱框架结构与矩形柱框架结构的动力特性及在水平地震作用下的弹性地震反应。
The elastic response of doubly-periodic arrays of circular elastic inclusions under the coupled action of uniformly mechanical loads and temperature loads is investigated. 研究了含双周期分布圆形弹性夹杂的无限弹性平面在均匀拉伸和均匀温变下的弹性响应问题。
The main points were as follows: ( 1) The elastic response spectral acceleration was regarded as the intensity measure of near-fault ground motion and the attenuation model of response spectral acceleration was studied. 文章主要内容如下:(1)以弹性加速度响应谱值为近断层地震动的强度参数建立地震动的衰减关系模型。
The relationship between the vertical shear force of the supporting joints excited by earthquake and the displacement of the control points of the structure can be transformed into the traditional relationship between the acceleration spectrum and the displacement spectrum ( elastic response spectrum). 将结构支座竖向剪力和结构控制点位移之间的关系,转化为典型的谱加速度和谱位移之间的关系(即弹性竖向需求谱),同时利用延性系数等方法形成弹塑性竖向需求谱。
In the proposed method, irregular bridges are transformed to equivalent SDOF systems by pushover procedure firstly, then the inelastic seismic demand of the equivalent SDOF system is determined by elastic response spectra analysis and strength reduction factor spectra. 通过推倒分析法将非规则桥梁等效为SDOF系统,然后弹性反应谱分析和强度折减系数谱计算等效SDOF系统的弹塑性地震需求。
Most of those software packages have a relatively user-friendly interface and strong ability to analysis the elastic response of structures. 这些软件均有一个相对友好的用户界面和强大的弹性反应分析功能,但非线性分析功能十分有限。
Its natural frequencies and mode properties are calculated. Based on this, the earthquake response is analyzed using the elastic response spectrum method, and the internal forces of the earthquake response can be obtained. 分析了连续刚构桥的动力特性,得到了自振频率和振动模态,在此基础上,采用弹性反应谱理论对其进行了地震反应分析,获得了地震反应的内力。
The main direction of vibration suspension elastic response was simulated and the calculated results coincide with the measured data. 模拟计算了悬置主弹性方向的振动响应,计算曲线与实测振动结果吻合。
To further study the dynamic properties of isolated structures lay the foundation, the elastic seismic response of the structure by input the one-way response spectrum method and one-way ground motion was analysed, study the shear force and the deformation performance under the regular earthquake loading. 以单向反应谱法和单向地震动输入对结构进行弹性地震反应分析,研究多遇地震作用下结构的整体受力变形,并为进一步研究隔震结构的动力特性打下基础。
The dynamic elastic response of a floating ship hull girder to an underwater bubble is normally composed of two parts: rigid-body motion and elastic deformation. 船体梁的响应通常由两部分组成:刚体运动和弹性变形。
Efficient CFD method and rotor blade structural dynamic model are developed for numerical simulation of helicopter rotor flowfield. Vehicle trim and rotor elastic response are calculated as one coupled solutions. 本文针对其中的关键问题,发展了适用于直升机旋翼流场数值模拟的高效CFD方法和旋翼桨叶结构动力模型,建立了考虑旋翼配平和弹性的CFD/CSD耦合数值模拟方法,并开发了相应的通用计算程序。