Experimental analysis of the pile-soil stress ratio in CFG pile composite foundation;
CFG桩复合地基桩土应力比试验分析
Influence factors analysis on pile-soil stress ratio of composite foundation with rammed soil-cement piles;
夯实水泥土桩复合地基桩土应力比影响因素分析
Research on pile-soil stress ratio of grouting gravel pile with capping plate under embankment load;
路堤荷载下具盖板的浆固碎石桩桩土应力比研究
According to testing results,changes of pressures on and below geogrids,stress ratio of pile to soil,dissipation of excess pore water pressure and the relation of settlement and soil pressure are analyzed.
根据试验结果,分析了格栅上下土压力的变化、桩土应力比变化、沉降与土压力的关系以及埋于不同深度孔隙水压力变化情况,得到桩-网复合地基受力机理和地基沉降的规律:(1)超孔隙水压力消散慢,但孔隙水压力与上部填土相比变化不大;(2)桩土应力较大,具有均化土压力的作用,同时基于各个断面土压力分布特点,提出了“拱效应”的观点;(3)地基的变形主要是以下卧软土层压缩和桩刺入变形和桩本身的变形,研究结果为进一步的理论研究和工程设计提供了有益的依据。
This paper discusses calculating theory of stress ratio of pile to soil in composite foundation, analyses its engineering data, and calculates stress ratio of pile to soil on the basis of theoretical formula, and compares theoretical value with engineering value.
阐述了复合地基桩土应力比的计算理论 ,分析了半刚性碎石桩复合地基桩土应力比的工程实测结果 ,运用理论计算公式对半刚性碎石桩复合地基的桩土应力比进行了计算 ,并将两者进行了对比 。
Analysis of factors influencing stress ratio between pile and soil of composite foundation with cast-in-situ concrete thin-wall pipes;
现浇混凝土薄壁管桩复合地基桩土应力比影响因素分析
By analyzing frictional mechanism of big-diameter pile,it gets stress model of the pile’s side resistance and gives relation between loads on top of pile and subsidence under negative frictional force as well as expressional formula of stress ratio between pile and soil.
通过对大直径桩的摩擦机理分析 ,得出桩的侧摩阻力的受力方式 ,总结出了在受负摩擦力情况下桩顶荷载与沉降的关系以及桩土应力比的表达
Introducing the study of the stress ratio between pile and soil in a superhighway along the Yangtze River, which has been improved by Dry Jet Mixing pile.
通过分析长江下游某高速公路粉喷桩处理路基段载荷试验和路堤填筑期间分别测试的桩与桩间土两者的应力变化 ,发现虽然两种试验状况下桩土分担荷载的过程有一定差异 ,但载荷试验中桩土应力比的最终稳定值与复合地基正常工作时桩土应力比值大致相同 ,即可通过载荷试验测得的桩土应力比来确定粉喷桩复合地基的设计参数。
Through test on pile soil stress ratio of DJMP, the main influencing factor for pile soil stress ratio is analyzed.
桩土应力比是反映搅拌桩复合地基工作状态的一个重要参数 ,也是计算复合地基承载力和沉降的重要指标 。
The determination of the top reaction of different pile and the inter pile soil reaction are performed using the field plate load test in a composite foundation including mixed pile to study the variation of the pile soil stress ratio and the failure mode for this new type of composite foundation.
通过混合桩型复合地基载荷试验测定了不同桩型及桩间土上的应力 ,分析了这种新型复合地基的桩土应力比的变化规律及破坏模式。
The theoretical formula of the relationship between the thickness of the cushions and the pile soil stress ratio is analysed.
复合地基上褥垫层的设计是桩体复合地基设计的关键技术 ,通过对桩土应力比与褥垫层厚度关系的理论推导分析 ,并采用在水泥土桩单桩复合地基载荷试验中设置不同厚度褥垫层的方法 ,得到了褥垫层作用下桩土应力比的分布规律 ,此分布规律与理论分析一致。
Determination of the stress ratio of pile and soil of pile-net composite foundation;
桩网复合地基桩土应力比的确定
By indoors imitating experiment of CFG piles,the author of this article infers the relationship among strength of CFG pile,cushion,stress ratio of pile and soil.
通过CFG桩的复合地基的室内模拟实验研究,分析并且得出了桩长、褥垫层、桩土应力比之间的关系,由于本实验模型操作方便,省时省力,能实现多种实验功能,可以予以推广,又由于此模型实验结果与现场实验结果一致,对CFG桩的实际工程设计具有一定的参考价值。
By indoors Simulating experiment of CFG piles, the article presents the relationship among strength of CFG pile, cushion, stress ratio of pile and soil.
通过CFG桩复合地基的室内模拟试验研究,分析并得出了桩长、褥垫层、桩土应力比之间的关系 该试验模型操作方便、省时省力,能实现多种试验功能,可予以推广 由于此模型试验结果与现场试验结果的一致性,所以可对CFG桩的实际工程设计提供一定的参
Factors influencing the stress ratio and the proportion of the loads carried respectively by the piles and the soil are studied.
着重讨论了基础底部桩土反力和桩土应力比随上部结构刚度、筏板厚度、地基土模量、置换率和垫层厚度这些影响因素变化的情况。
According to the static loading test of DJM pile compound foundation and the settlement measurement test,the DJM pile have been studied concerning foundation bearing capacity and stress ratio and have been analysized the bearing performances of the DJM pile composite foundation,thus theoretical basis and reference for DJM technique in pile engineering application.
根据粉喷桩复合地基的静载荷及沉降观测试验资料,对粉喷桩在地基处理中的地基承载力、桩土应力比等进行了研究,并对粉喷桩复合地基承载特性进行了简要分析,为粉喷桩的工程应用提供有益的理论依据和参考。
The results of analysis show that the stiffness and thickness of the cushion have effect on the settlement of composite foundation and the stress ratio of piles and soils.
通过有限元数值模拟,探讨了PCC桩复合地基褥垫层刚度、厚度对桩土应力比以及沉降量的影响,得出桩长方向桩土应力比的分布规律。
Study on the Pile-soil Stress Ratio of the Capped PTC Pile Composite Ground;
带帽PTC桩复合地基桩土应力比研究
Experimental research on pile-soil stress ratio of long-short-pile composite ground with rigid pile
刚性长短桩复合地基桩土应力比试验
Test on Pile-soil Stress Ratio of Composite Foundation with Cement-soil Pile Group
水泥土群桩复合地基桩土应力比测试研究
Analysis of Pile-soil Stress Ratio of Composite Foundation Reinforced by Geocell Mattress and Gravel Pile
土工格室+碎石桩复合地基桩土应力比分析
Dynamical Calculation Method of Pile-soil Stress Ratio of Long-short-pile Composite Foundation
长短桩复合地基桩土应力比的力学计算方法
New Pile-soil Stress Ratio Calculation Method in Rushed Stone Pile Composite Foundation
确定碎石桩复合地基桩土应力比的一种新方法
On analysis of influential factors for pile-soil stress ratio of pile-net composite
桩网复合地基桩土应力比的影响因素分析
A New Pile-soil Stress Ratio Calculation Method of Composite Foundation with Friable Material Piles
散体材料桩复合地基桩土应力比计算新方法
Analysis of pile-soil stress ratio for double reinforced composite ground
双向增强体复合地基桩土应力比分析
CALCULATION FOR PILE-SOIL STRESS RATIO OF TWO-DIRECTION REINFORCED COMPOSITE FOUNDATION
双向增强体复合地基桩土应力比计算
Calculation of Pile-soil Stress Ratio of Rigid Pile Composite Foundation with Consideration of Piles upward Puncture Deformation
考虑桩顶刺入变形的刚性桩复合地基桩土应力比计算
Analysis of Stress Ratio between Pile and Soil in Composite Foundation of Rigid and Capped Piles under Embankment Loads
路堤荷载下带桩帽刚性桩复合地基桩土应力比分析
Study on Pile-soil Stress Ratio and Load Transfer Characteristics of Cast-in-situ Concrete Thin Wall Pipe Pile Composite Foundation;
现浇混凝土薄壁管桩复合地基桩土应力比及荷载传递特性研究
Test Study on Pile-soil Stress Ratio of Compacted Cement-treated Soil Pile Composite Foundation for Highway
高速公路夯实水泥土桩复合地基桩土应力比试验研究
Calculation and model test for pile-soil stress ratio of gravel pile composite foundation under embankment load
路堤荷载作用下碎石桩复合地基桩土应力比计算及试验研究
Study on Pile-Soil Stress Ratio of Bi-Axially Reinforced Composite Foundation;
双向增强体复合地基的桩土应力比研究
centrifugal prestressed concrete pile
离心预应力混凝土桩
prestressed precast concrete pile
预应力预制混凝土桩