Raft foundation is widely adopted nowadays.
筏板基础是一种常用的基础形式。
Analysis for punching shear failures character of thick flat raft foundation.
童雄，厚平筏板基础冲切破坏性能研究。
The proposed method could be readily used to analyze the large piled raft foundation.
此方法可以用来分析大规模桩筏基础，具有较好的工程应用前景。
The analysis of raft foundation is a problem of thin plate resting on the elastic subgrade.
筏式基础的分析属于弹性地基上的薄板问题。
The cantilever part of raft foundation has the advantage for raft foundation to suffer load.
设置悬挑有利于筏板基础的受力，但设置悬挑的长度不宜过大。
This paper gives raft foundation partially reinforced by steel fiber to reduce its thickness.
为减小筏板基础的厚度，本文提出了钢纤维局部增强的筏形基础。
A practice of a group of highrise buildings with raft foundation in karst region was introduced.
介绍岩溶地区一高层建筑群采用天然地基上筏板基础设计的实践。
Based on the present results of the design factors to piled raft foundation, the optimum design...
依据对桩筏基础设计参数的研究成果，给出桩筏基础优化步骤和算例的验证情况。
The actual mechanical behaviour of raft foundation is very complex. There are many influencing factors.
筏式基础的实际力学性状是非常复杂的，有很多影响因素。
The reinforcement concrete Raft foundation is a type of foundation used wildly in the high-rise building.
钢筋混凝土筏形基础是高层建筑中广泛采用的一种基础形式。
Moreover so far there is not a uniform and integrated calculating method on piled raft foundation design.
而且迄今为止，对桩筏基础的设计计算，也没有统一的、完整的计算方法。
The behavior of pile raft foundation in soft soil is a very important problem in geotechnical engineering.
软弱地基中桩筏基础的研究一直是岩土工程中的一个重要课题，也是土木工程设计的一项关键技术。
The effect of the supporting pile on the interaction system of structure, raft foundation and soil is studied.
研究了支护结构对上部框架结构—筏基—地基的共同作用体系的作用，建立了共同作用体系有限元模型。
If this type raft foundation still is analyzed with the classical theory of thin plate, the limitation is obvious.
对于这类桩筏基础，若仍然采用经典的薄板理论进行分析，就存在一定的局限性。
Changed pile foundation scheme into raft foundation scheme saved the cost and minimized construction period significantly.
将桩基础改为天然地基基础，方便施工，有效地缩短了工期、降低了造价。
The numerical results of the examples show that it has the advantage of reducing deformation and moment in raft foundation.
钢筋混凝土筏板基础的受力和变形符合筏板基础的实际受力状况，结果令人满意，表明本文的计算方法是切实可行的。
Different from general raft foundation, the inner force of ribbed beam is calculated as variable section because of the stump.
与一般的筏板基础有所不同，由于有柱墩，有肋梁墩式筏板基础梁的内力需按变截面梁计算。
In this paper, a new method, called equivalent FEM, is used to analyze tall building raft foundation with closely distributed beams.
本文应用等代有限元方法分析了高层建筑下的密肋片筏基础。
Raft foundation was adopted to solve this problem and notched beams were used to strengthen the old strip foundation under masonry wall.
选取筏板基础方案，采用缺口梁方法，可以解决石砌体墙下条形基础加固问题。
Based on the present results of the design factors to piled raft foundation, the optimum design steps are given and verified by an example.
依据对桩筏基础设计参数的研究成果，给出桩筏基础优化步骤和算例的验证情况。
In addition, the analysis of the piled raft foundation with irregular shape of raft and the optimization of pile-layout could be easily carried out.
该方法可方便地用于非均匀布桩、非规则平面形状桩筏基础的计算和优化分析。
At the present time, the researching methods for the raft foundation mainly contain prototype foundation testing, model test and finite element analysis.
目前，筏板基础的研究手段主要有：原型试验、模型试验和有限元分析方法。
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。
The method did not involve the discretization of the soil or piles and it could be used to analyze piled raft foundation as simply as to analyze raft foundation.
应用该方法不需要划分桩土体单元，其分析复杂程度基本等同于弹性地基板基础，且分析过程简洁。
Compressive stress produced by horizontal prestressing tendons within the raft foundation has much to do with the effective prestress and punching shear capacity.
在考虑应力扩散的影响对抗剪有效作用下，提出了预应力筏板基础边柱合理的抗冲切承载力计算公式。
The key point in the piled raft foundation design is to determine the proportion of load carried by piles and raft and the effect of diminished settlement of piles.
桩筏基础设计的关键在于确定桩筏的荷载分担比及桩对减小沉降的作用。
Using general-purpose finite element program ANSYS, a three-dimensional finite element model of interaction between raft foundation and groundwork soil is established.
结合大型有限元软件ANSYS，建立了筏形基础地基相互作用体系的全三维有限元模型。
The paper puts forward the main measures of controlling the differential settlement of piled raft foundation by increasing the rigid of raft and modifying foundation rigid.
本文提出了控制桩筏基础差异沉降的主要措施，通过调整筏板刚度和桩基支承刚度的分布等措施达到减小差异沉降的目的。
The paper puts forward the main measures of controlling the differential settlement of piled raft foundation by increasing the rigid of raft and modifying foundation rigid.
本文提出了控制桩筏基础差异沉降的主要措施，通过调整筏板刚度和桩基支承刚度的分布等措施达到减小差异沉降的目的。
应用推荐