It is indicated that the dynamic amplification of abutment rock body and dam-water-foundation interaction should be considered in the aseismatic stability analysis for high arch dam abutment.
指出高拱坝坝肩稳定分析应考虑坝肩岩体的动力放大和坝-地基-库水的动力相互作用,算例表明所提方法的实用价值。
It is concluded that to extend the nonlinear analysis scheme in the design of arch dam can lead to more economic design and more simple profile of dam.
从而可知,在拱坝设计中推广非线性分析方案可以导致更经济的设计和更简单的拱坝体型。
Analysis of stability is one of the complicated problems in arch dam designing.
拱坝稳定分析是拱坝设计中较复杂的问题之一。
This paper discussed the transfer matrix theory of vibration analysis of long-span arch bridge.
本文探讨大跨度拱桥振动分析传递矩阵法理论。
D FEM analysis model is adopted for the stability analysis in construction including hoisting and closing single steel tubular arch rib and service stages respectively.
采用空间杆系计算模型对包括单根钢管拱肋吊装合龙在内的施工和运营阶段进行稳定性分析。
Secondly, carrying on the statistical analysis to the forward price data, discovered the future price data has the intense ARCH effect.
对期货价格数据进行统计分析,发现期货价格具有“尖峰厚尾”特性。
Through modeling tests an experimental investigation was conducted of the features of the vortex arch along with an analysis of its working mechanism.
通过模化试验对涡流拱特性进行了试验研究,分析了其工作机理,获得确定涡流拱最佳结构尺寸的要素。
The diagnose analysis and modeling problem with structure change in ARCH models are discussed in this paper.
探讨了ARCH模型的诊断分析和变结构建模问题。
The author, with his practice in his long working time , discover some blemish in the traditional way of analysis on arch supporting force of tunnel with circular arch section.
笔者在长期的工程实践中发现,传统的圆拱状断面隧道承压能力分析方法有一定的缺陷,圆拱状断面隧道拱壁支承力的传递有一定的规律可循。
Based on the analysis of reinforced masonry arch Bridges, several economical and practical approaches for small - span masonry arch bridge reinforcement are discussed.
通过对几座砖石拱桥的加固实例分析,阐述了对小跨度砖石拱桥进行加固的几种经济实用的方法。
Simulation testing and theoretical analysis were made to study generating mechanics and moving evolutionary process of "granular arch" structure of upper immediate roof in top coal caving.
通过相似模拟实验和理论分析,研究了综放条件下上位直接顶“散体拱”结构的形成机理和移动演化过程。
Through analysis on theory, the author finds the basic regularity in transmitting the supporting force by the arch supporting force of tunnel with circular arch section.
通过细致的理论分析,笔者初步找出了圆拱状断面隧道拱壁支承力传递的基本规律。
The strength and stability analysis of Super-high arch DAMS built in conditions of complex topography and geology is an important subject in arch dam design and research.
复杂的地形地貌和地质条件下特高拱坝的强度与稳定分析是目前拱坝设计和分析中的重要研究课题。
Analysis is conducted for the damage phenomenon at the lower arch of annular shaft kiln. The cause of damage and its solution are pointed out.
对环型套筒窑下拱桥受损现象进行了分析,提出了下拱桥损坏产生的原因和解决办法。
The model is applied to the analysis of the composition of vertical time-effect displacement and the regularity of its change for an arch dam.
利用该模型综合分析了某拱坝垂直位移中时效位移的组成及其变化规律。
In this paper a space analysis method for built-up system of arch trussed beam has been proposed.
针对拱桁梁组合体系桥梁,本文提出一种空间计算方法。
In this paper, the application of nonlinear finite element method in analysis of arch dam and its foundation is discussed.
本文讨论非线性有限元法在拱坝分析中的应用。
Basic theory of nonlinear FEM analysis and its realization in ANSYS were studied. Accomplish stability analysis of high arch dam abutment based on nonlinear FEM analysis.
因此对大型结构分析软件ANSYS的三维非线性计算功能进行了深入研究,在此基础上完成了基于非线性有限单元法的高拱坝坝肩稳定计算分析。
Construction Technology for Masonry Arch Dams in Fujian and Economic Analysis.
福建砌石拱坝施工技术与经济分析。
With abroad data and rational analysis, the major work is described as follows: (1) Influencing factors of reversed arch in prestressed concrete beam is analyzed at length.
本文通过广泛的资料收集和合理的理论分析与计算,主要进行了以下几项工作:(1)较细致地分析了影响预应力混凝土桥梁起拱度的各项因素。
The reinforced concrete structure and steel tubular structure are included into the laminated beam arch bridges on the basis of analysis of Bianjing Rainbow Bridge.
在分析汴京虹桥的基础上,将叠梁拱桥扩充到钢筋混凝土结构和钢管结构,并结合实例进一步对单孔叠梁拱桥的构造、设计、计算和施工作了研。
Through spectrum analysis, time-marching analysis and radom vibration analysis, the seismic performance of arch bridge under one-dimension and multi-dimension excitation has been analyzed.
采用反应谱法,时程分析方法以及随机振动方法分析了拱桥在一维和多维地震激励下的地震响应。
The methods of arch dam abutment rock mass include numerical method analysis and model experiment analysis.
拱坝坝肩岩体的稳定分析方法包括数值分析法和模型试验法。
Through the forced analysis of truss composite arch bridge, the paper introduces the mechanics performance and the advantages used in structure and material.
通过对桁式组合拱桥的受力分析,介绍桁式组合拱桥的力学性能,以及它在结构和材料使用上的优点。
This paper presents the analysis of stress, characteristic of skew arch bridges by comparing with the data derived from theory computation, model test and practical bridge test.
本文通过理论计算、模型试验和实桥试验数据的对比,对圆弧形斜拱桥受力特性进行了分析研究。
The free vibration analysis is conducted by using arch-frame structure model for brick arch floor, from this the local vibration and the whole vibration of the arch are studied.
对砖拱楼盖,采用拱框结构力学模型进行了自由振动分析,并探讨了局部振动和整体振动等同题。
Make use of table analysis, modal analysis of ANSYS finite element software motive force to analyze shake stress analysis of the arch dam.
利用ANSYS有限元软件动力分析中的谱分析、模态分析功能,对拱坝进行地震动应力分析。
Fault tree analysis is used to analyse the high arch dam risk.
利用故障树分析法对高拱坝进行风险分析。
Tension analysis and control of cables in the process of lifting construction of span arch is attract the attention of architect and engineer.
分析及控制拱肋吊装施工过程中的扣索受力成为设计、施工人员共同关注的问题。
Tension analysis and control of cables in the process of lifting construction of span arch is attract the attention of architect and engineer.
分析及控制拱肋吊装施工过程中的扣索受力成为设计、施工人员共同关注的问题。
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