Some measures of setting late poured band, optimizing mix proportion of concrete and controlling raw material quality can assure no cracks in circle beam foundation.
通过采取设置后浇带,优化混凝土配合比,控制原材料质量等措施,保证环梁基础不产生裂缝。
In this paper, a coupling model of Beam element finite element boundary element Infinite boundary element for the analysis of structure foundation system in frequency domain is established.
采用梁单元、有限元、边界元、无限边界元相结合的方法,建立了频域中结构-半无限地基系统的分析模型。
A method of topology optimization of grillage structure with stress constraints is presented and applied to analyze the reinforced beam of raft foundation.
对筏型基础的加强梁分布进行拓扑优化分析,提出一种应力约束下的格栅结构的拓扑优化方法。
Ultimate strength design is not required and the reinforcement can be determined only on basis of allowable crack width in design of beam on foundation.
地基梁可不进行承载能力极限状态的计算,其配筋可由正常使用极限状态中的允许裂缝宽度来确定。
Design thought and method of underpinning beam, column, foundation and relative joint construction in remodeling office building for Committee of Family Planning in Harbin are introduced.
提出了哈尔滨市计生委办公楼结构改造所需的托换梁、托换柱、托换基础及相关连接构造的设计思路和方法。
A two-dimensional vehicle-pavement system is modeled with the two DOF quarter vehicle suspension and a beam on viscoelastic foundation.
采用二自由度四分之一汽车悬架和粘弹性地基梁模型建立了二维汽车-路面系统。
Based on the analysis of different calculation methods to heavy vehicle loads, this paper presents different determining methods of load in the design of slab, beam, column and foundation.
通过对确定大型车辆荷载的各种计算方法的分析比较,提出了在板、梁、柱及基础设计时大型车辆荷载的取值可分别采用的不同方法。
The common method of beam on elastic foundation for the integral base is critcized and the improved method is presented.
在此基础上,对水闸整体式平底板现行的弹性地基梁方法进行了分析,同时对此法提出改进。
In this way, the calculation of the elastic foundation beam is further unified, which is very convenient to practical use.
这样,就进一步把弹性地基梁的计算问题统一起来,为实际应用提供方便。
The double-arch tunnel passes through a big water-eroded groove by setting foundation beam method.
双跨连拱隧道以设置地基梁的方式穿过大型溶槽地段。
On this foundation, one simple supported rectangle steel beam model is presented as calculated example for the above-mentioned method application.
在此基础上,以简支矩形截面钢梁损伤识别为例,进行了实例应用研究。
The cracking in embedded concrete box culvert in Chongqing City was studied and the structural calculation checks in this paper were performed using elastic foundation beam theory.
本文针对重庆市某沟埋式市政混凝土箱涵的开裂事件,运用了弹性地基梁理论进行箱涵结构计算。
The computations show that the foundation elasticity stiffness abrupt change has greater influences on beam vibration. This influences increase with increase of the velocity of the moving loads.
计算表明,基础弹性突变对梁的振动有较大影响,其影响随着移动荷载速度的增加而增加。
The natural frequency is a critical parameter of structure vibration; it is the foundation to investigate the dynamic response of composite beam.
而结构动力特性中的自振频率是反映结构自身特点的重要参数,是研究组合梁动力学问题的基础。
Underexcavation and overexcavation models have been presented based on the elastic foundation beam theory and the corresponding deflection equations and other controlling equations have been deduced.
以弹性地基梁理论为基础,建立了上排钢管幕在超挖和欠挖两种工况下的力学计算模型,推导出钢管幕的挠度曲线及相应的控制方程。
The principles fit also in with piled foundation beam.
此原则也适用于桩梁式基础。
Based on the visual work principle of structure analysis, a general formula for the displacement calculation is deduced for the static analysis of the beam on elastic foundation.
根据结构分析中的虚功原理推导弹性地基梁位移计算的一般公式,介绍了连续弹性地基梁的静力分析方法。
The finite-length beam on elastic foundation is solved by the wavelet Galerkin finite element method. In comparison with the analytical results, the solution has better accuracy and convergence.
用此方法求解弹性地基上的有限长梁,从结果对比可以看出其解具有良好的精确性和收敛性。
According to the theory of curve beam and elastic foundation beam, a mechanic model for the structure of a special submarine cabin is developed.
采用大曲率梁理论和弹性基础梁带理论,建立潜艇特殊舱段结构的力学模型。
By analysing the bearing condition of pier cap and foundation beam (tie beam), this article gives the design approach of pier cap and foundation beam (tie beam).
通过分析墩帽及基础梁(拉梁)的受力状态,提出了墩帽及基础梁(拉梁)的设计方法。
As a important basis of calculating the distortion and strength of the buried pipeline, the paper gives out the space curve differential equations of elastic foundation-beam (displacement equation).
作为计算埋地管道变形和强度的重要基础,给出了弹性地基梁的挠曲线微分方程(位移方程)。
Immersed tube tunnels are often analyzed by using the method of beam or plate on elastic foundation which can not precisely simulate the behavior of joints.
沉管隧道纵断面结构计算常采用弹性地基梁或弹性地基板法,但这些方法较难真实模拟沉管隧道的受力情况,特别是接头的受力情况。
The negative moment of the beam can not be concluded by the method based on the half-space elastic foundation theory, but the negative moment is proved by the numerical analysis.
基于弹性半无限空间的幂级数法不能计算格构梁上的负弯矩区段,与数值分析的结果不符。
Introducing the boundary conditions of the beam, a set of linear complementary equations is established of the beam on a rigid foundation in terms of foundation reactions and deflections.
通过引入梁的边界条件,建立起一组刚性地基梁关于地基反力和挠度的线性互补方程。
This paper analyzes the pile-soil interaction adjacent to superficial surcharge, the pile is modeled simple elastic foundation beam, soil to be elastic-plastic deformation body.
本文针对大面积地面堆载条件下的邻近桩基进行分析,假定桩为简单的弹性地基梁,而桩周土作为弹塑性变形体。
Analysing the character of internal forces of anchor cable frame by winkler model and verifying it by field test a calculation method is put forward based on elastic foundation beam.
利用winkle r地基模型分析锚索框架的受力特征,并通过现场试验加以验证,提出锚索框架的弹性地基梁计算模式。
This paper assumes that the welded turnout in the continuously welded rail track is a structural system, and the railway tie in the welded turnout is a beam on the continuously elastic foundation.
本文假定跨区间无缝线路中的无缝道岔为一结构体系,岔枕为连续弹性基础上的有限长梁。
The reinforced concrete plate on foundation is commonly used in civil and hydraulic engineering, and it is usually simplified as a beam on foundation in design.
地基板是一种常见的混凝土结构,工程上习惯将其简化为地基梁来设计。
This paper presents an analytical method of two dimensional problem of beam on elastic foundation by trigonometric series.
本文提出了弹性地基梁平面问题的三角级数解法,建立了一般方程并导出了有关的计算公式。
This paper presents an analytical method of two dimensional problem of beam on elastic foundation by trigonometric series.
本文提出了弹性地基梁平面问题的三角级数解法,建立了一般方程并导出了有关的计算公式。
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