New generation pile driving tool!
新一代桩工利器！
Analysis of pile driving mechanism of CPBP.
分析了支盘桩的成桩机理。
The problem of the soil consolidation after tube-pile driving was studied.
研究了黏弹性土中管桩沉桩后的固结问题。
It is one of pile driving to predict more accurately driveability analysis.
而且，在平台打桩工程建设中出现了诸如拒锤、溜桩等等的实际问题。
The attenuation characteristics of ground vibration caused by pile driving were proposed.
从而得到了打桩引起的地面振动的衰减特性。
Distribution rules of soil compaction effect, caused by pile driving to different diameter piles.
不同桩径的桩体沉桩时引起的挤土效应分布及变化规律。
Pile driving speed, the average 3 minutes can realize piling 6 meters deep, namely a hole three minutes to play.
打桩速度快，平均3分钟可实现打桩6米深，即3分钟可打一个孔。
To analyze the potential vibration of the tunnel affected by pile driving, the vibration was simulated with FEM.
为了分析打桩对该隧道可能产生的振动影响，采用有限元模拟打桩引起的隧道振动。
Vibratory pile drivers can be extremely economical and therefore the contractors' preferred method of pile driving.
因振动桩锤非常经济，一直受到施工者青睐。
The results show that the influence of Poisson effect to skin resistance for pile driving is little, so can be ignored.
计算结果表明，泊松效应对打桩侧阻力的影响很小，可以忽略不计。
Precast pile driving test is performed to investigate its possibility in gravel pile composite foundation with settling tube.
为了研究在沉管碎石桩复合地基场地中沉入预制桩的可能性，进行了预制桩沉桩试验。
The problem was the dynamic reaction of the whole system consisting of piles, soil and tunnel under the impact load of pile driving.
该问题的本质是桩—土—隧道三者组成的体系在冲击荷载下的整体动力响应。
Based on the cylindrical cavity expansion theory, the squeeze stress induced by pile driving in soils around a pile and inside cluster of piles is analyzed.
本文根据圆柱孔扩张理论分析了在单桩周围和群桩内部土中产生的打桩挤压应力，并与室内模型试验和工程实录资料作了比较。
According to the analysis of the pile driving the estimating method of pore water pressure of soil in surrounded pile is obtained under the computing assumption condition.
通过对打入桩的分析，在简化假定条件下，提出了在饱和粘性土中打桩时桩周土中的孔隙水压力估算方法，实测资料验证是可行的。
The main structures with strength checking include the stanchion, the upper platform and the base seat. The suggestions about the safety of the pile driving frame are put forward.
在此基础上，进一步对主桩架结构包括支柱、顶架平台、支座等进行了强度校核验算，并对桩架的运行安全提出了建议。
Here the function mechanism and the technology process of grouting after pile driving technology are explained by engineering examples and the development prospect is pointed out.
本文通过工程实例阐述了桩底注浆的工作原理和工艺流程，指出了桩底注浆技术的发展前景。
Using the theory of hydraulic fracture, radial and vertical distributions of excess pore water pressure are subsequently studied along the pile surface during and after pile driving.
运用水力压裂理论推导出沉桩产生的超孔隙水压力在沉桩后瞬时沿桩身径向和竖向的分布。
Hydraulic pile hammer is one of the pile driving machines that drive prefabricated piles into the ground in the construction of pile foundation such as construction, bridge, dock, etc.
液压打桩锤是用于建筑、桥梁、码头等桩基础施工中打入预制桩的桩工机械。
The method of dynamical measurement which was applied to analysis of pile driving is extended to test and measurement on the stiffness and strength of vertical joints between diaphragm walls.
将用于桩基检测的动测法，推广应用于地下连续墙纵向接缝刚性和强度的测试。
The bucket foundation suction penetration technique is different from the pile driving technique, and the characteristics of penetration resistance is greatly influenced by the seabed character.
桶形基础采用负压沉贯法施工，与压桩、打桩等施工方法显著不同，且阻力特性受地基性质影响很大。
In this paper the experimental data of a pile driving vibration is presented, and it was studied and investigated of the damage of a nearby building during the pile driving construction project.
对一冲孔桩施工产生的地面振动进行了现场的振动测试，调查分析了房屋结构的损伤，得出了振动影响的评估鉴定结论。
The precast pile is a widely used type of pile in foundation engineering. The soil surrounding the pile will be compacted during pile driving, and lateral and upward displacement will take place.
预制桩是桩基础工程中较常采用的一种桩型，其沉桩过程会对桩周土体产生挤压，导致桩周土体的侧向变形和隆起。
The problem of crane overload protection of the hydraulic static pile driving machine is originally solved by a full hydraulic project through comparison and demonstration in advance in this paper.
本文针对这一实际工程问题在静力压桩机吊机过载机理分析的基础上，通过方案的比较论证，首创性地提出了液压静力压桩机吊机过载保护问题的全液压解决方案。
The equipment is suitable for various underwater projects and can also be used as pile-driving ship, geology survey ship, charge ship for mud extrusion by explosion, drilling ship, and etc.
该设备也可作为打桩船、地质勘探船、爆破挤淤装药船、钻孔船等使用，适用于多种水下基础施工工程。
Mechanical impact dynamics is used to analyse the production and spread of stress wave when hydraulic pile hammer hammerblows piles, the stress wave influence the course of driving pile.
本文应用冲击机械系统动力学分析打桩过程中锤体与桩撞击时应力波的产生、传播以及该波对沉桩过程的影响。
Since deep penetration large diameter steel pipe piles have been widely used in platform foundation, pile drivability analysis and blow count prediction play an important role in pipe driving.
大直径超长桩的出现给海上的打桩施工增加了难度和复杂性，也使得打桩分析和预估锤击数具有重要的意义。
During driving a pile, the soil around the pile will be disturbed by the repeated hammer loading, which cause the soil strength to decrease greatly.
在动力沉桩过程中，桩长时间连续运动导致桩侧土体强度的降低，使土体产生疲劳效应。
During driving a pile, the soil around the pile will be disturbed by the repeated hammer loading, which cause the soil strength to decrease greatly.
在动力沉桩过程中，桩长时间连续运动导致桩侧土体强度的降低，使土体产生疲劳效应。
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