用半解析法求解竖向地震作用下充满液体管道的弯曲振动反应。
The bending vibration of a pipe full of liquid is solved by semi analyze method during earthquake.
计算了平面串并联多质点系结构在竖向地震作用下的竖向刚度矩阵。
This article calculated the vertical stiffness matrix of plane frame structures subjected to vertical earthquake action.
简要叙述了计算竖向地震作用的方法以及竖向地震作用的研究进展。
The method of computering vertical seismic force and development of researching vertical seismic effect are briefly introduced.
大跨屋盖结构由于跨度较大,竖向地震作用显著,有必要采取减震控制措施。
The vertical component of earthquake can not be neglected for large-span roof structure and some seismic control technology is necessary.
结果表明,在预应力拱架结构的抗震研究中,需同时考虑水平和竖向地震作用。
Some results are indicated that horizontal and vertical seismic force must simultaneously be considered in the seismic study and design of the prestressed-arch structures.
采用两组MTMD(多频调谐质量阻尼器)系统控制某大跨网格屋盖结构的竖向地震作用。
Two groups of multiple tuned mass dampers (MTMD) are used in a long-span lattice roof structure to reduce the vertical seismic reaction.
近年来随着复杂结构形式的出现,悬挑结构的竖向地震作用分析得到工程设计人员的重视。
More and more complicated structures have been built in recent years, among which the cantilevered structure and its vertical earthquake analysis has attracted much attention.
以两种典型空间结构为研究对象,考察了竖向地震作用下结构的地震反应以及竖向多点输入对结构地震反应的影响。
Seismic responses of two typical large-span structures to uniform vertical seismic excitation are investigated and the effects of multi-support vertical excitation on the responses are checked.
通过地震波的频谱分析,结合体系的动力失稳区间分析,可判断在某竖向地震作用下,串联体系并无发生失稳的可能。
Through the frequency spectrum analysis of earthquake waves and the dynamic instability regions analysis, the dynamic stability of serial system can be judged under a certain earthquake wave.
应用此程序对刚性边梁支承下的单层柱面正交异型网壳在竖向地震作用下的动力响应进行计算,由B—R准则和网壳结构的动力位移响应曲线判断出网壳结构在此条件下的动力临界荷载值。
The dynamic response of the structure under seismic load is calculated by the program. The critical value is attained according to the rule of B-R and dynamic response of the structure.
通过白编APDL命令分别计算了网壳结构在水平、竖向、三向地震作用下结构的动力响应。
Using APDL program, the seismic responses of single layer reticulated dome under the horizontal, vertical and combinations of vertical and horizontal earthquake actions are carried out.
竖向地震是引起结构破坏的主要因素之一,因此在设计时应考虑竖向地震的作用。
The vertical earthquake wave is a mian factor to cause the failure of the frame tube structure, therefore it must be considered in the design of the structure.
本文对烟囱在水平与竖向地震动分量联合作用下的反应进行了分析,分析中考虑了包含竖向地震动的几何非线性的影响。
Seismic response of chimneys to combined horizontal and vertical ground motion is analysed in this paper. The effect of the geometric nonlinearity including vertical ground motion is considered.
本文对烟囱在水平与竖向地震动分量联合作用下的反应进行了分析,分析中考虑了包含竖向地震动的几何非线性的影响。
Seismic response of chimneys to combined horizontal and vertical ground motion is analysed in this paper. The effect of the geometric nonlinearity including vertical ground motion is considered.
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