Results of calculated skin friction and displacement thickness are given.
还给出了表面摩擦力系数和边界层位移厚度的计算结果。
Property of slurry has direct impact on the bearing capacity and skin friction of bored piles.
泥浆性能直接影响钻孔桩的承载力和桩侧摩阻力。
The characteristics of negative skin friction (NSF) with working load on pile top were analyzed.
分析了在桩顶荷载作用下的负摩阻力特性。
The bearing capacity of vertical compressive piles consists of skin friction and tip resistance.
竖向抗压单桩承载力包括桩侧阻和桩端阻。
Various active control strategies had been used to reduce skin friction, which achieved different results.
人们曾尝试利用多种主动控制方法减少壁面阻力,获得了不同的减阻效果。
The calculated results show that microbubbles may reduce skin friction markedly. Finally the factors influencing…
最后对影响减阻效果的因素进行了分析,并指出了今后的研究方向。
Distribution curves of negative skin friction were similar to parabola, as was also found in some field test studies.
负摩阻力分布曲线大致呈抛物线型,与桩基现场浸水试验结果相似。
The test of negative skin friction along the single pile is studied, which is modeled after piles of Zhanjiang harbor.
结合湛江港某码头基桩工程,对桩的负摩擦力进行试验研究。
According to in-situ test data, the variation is analysed of pile skin friction and toe resistance with piling up weights.
根据实测资料,分析了桩侧摩阻力和端承力随上部堆载的变化关系,并由此研究了大型堆载条件下的桩土性状。
In addition, the reasonableness of the law was analysed and a formula of total skin friction associated with time was obtained.
并对其合理性进行了研究,从而导出一个与时间相关联的整体摩擦阻力模型。
The test of negative skin friction along the single pile or wharf bent piles, which is modeled after piles of ZanJiang harbor, is studied.
结合湛江港某码头工程基桩,用模型试验模拟现场地质情况,对港口单桩、排架桩基负摩擦力进行模型试验。
The effect of microbubbles in the boundary layer on the skin friction of the plate is presented in this paper based on the computational results.
本文根据计算结果,研究了边界层中的微气泡对平板表面摩擦阻力的影响。
The relationship of skin friction and relative displacement between the pile shaft and the surrounding soil is idealized as perfectly elastoplastic.
通过假定桩土界面摩阻力与相对位移为理想弹塑性关系;
Axial force transmission, distribution of skin friction, tip resistance of pile, as well as tress ratio between pile and soil are changing with pillow.
研究了褥垫层厚度变化对桩身轴力传递、桩侧摩阻力分布、桩端阻力发挥、桩土荷载分担及桩土应力比的影响。
The axial force of piles first increases with the depth and then decreases. The variation of negative skin friction with the depth of piles is nonlinear.
由于负摩阻力的作用,桩身轴力随着深度的增加先增大后减小,桩侧摩阻力沿深度呈非线性变化。
The single pile is simplified to elastic shaft elements suffering skin friction and the soil mass is considered to be homogeneous isotropic elastic semi space.
将单桩简化为受侧摩阻力的弹性杆单元,土体简化为均质弹性半空间无限体。
The underwater high-speed vehicle surfaces are enveloped by cavity entirely or mostly, which reduces skin friction drag and allows the vehicle to obtain high speed.
水下超高速航行体的全部或大部分表面被空泡包裹,使其阻力显著降低而达到高速航行的目的。
The negative skin friction resistance caused by collapsible deformation after water soaking into collapsible loess will reduce the vertical bearing capacity of piles.
湿陷性黄土地区地基土浸水湿陷后,桩侧表面可能产生负摩阻力,将导致桩基承载力降低。
In the engineering project, negative skin friction is the drag force that will reduce the vertical bearing capacity and cause differential settlement of the structure.
工程中由于负摩阻力产生的下拉荷载不仅使桩竖向承载力减小,还会导致结构物的不均匀沉降。
Negative skin friction is one of important problems in design of pile foundation, but the negative skin friction of pile groups considering time effect is less studied.
基桩负摩阻力是桩基础设计中必须考虑的重要问题之一,但是针对考虑土体固结时间效应的群桩负摩阻力研究却相对较少。
Based on the analysis of hyperbolic model of skin friction, this paper introduces in-situ static test results of cast-in-place piles conducted in some place of Shanghai.
在对侧摩阻力双曲线模型进行分析的基础上,对上海某地区灌注桩进行了现场试验。
If the reason the objects are sticking to the "magnetic" person is because of magnetism instead of simple skin friction, there's no reason they should only stick to bare skin.
如果东西粘在“磁铁”人身上是因为磁性而不是摩檫力,那么它们只能粘在光秃的皮肤上就毫无道理了。
Combined with the previous results and the property of PCC pile, based on Terzaghi consolidation theory, mechanism of negative skin friction of PCC pile has been studied.
结合以往研究实心桩的成果和PC C桩自身的特点,基于太沙基固结理论,探讨了PCC桩负摩阻力作用机理。
In this paper the results of calculations of the coefficients of skin friction and heat transfer (Stanton number) on the surface of hypersonic flight vehicle are presented.
本文给出了高超声速飞行器表面摩阻和传热系数(斯坦顿数)的计算结果。
The results show that the shock standoff distance, skin friction coefficient and surface heat flux all increase with the strengthening of the external dipole magnetic field.
计算结果表明,外加偶极子磁场使激波脱体距离增加,壁面摩擦系数和表面热流密度增大。
Engineering accidents often occur due to negative skin friction in pile foundation engineering. The research on problems of negative skin friction has been paid more and more attention.
工程中,因负摩阻力问题造成工程事故屡有发生,负摩阻力问题相关研究现在越来越受到重视。
In the calculations of roll torque of ablation lag, a rapid method for calculating combined influence of ablation injection and roughness on skin friction coefficient is mainly described.
在烧蚀滞后滚转力矩的计算方法中,本文主要介绍滞后引射率和粗糙度对壁面摩擦系数联合影响的一种快速计算方法。
The computed results of FEA agree well with that of model test. The soil pressure and skin friction distributions on cylindrical structure are discussed in detail on the different conditions.
针对现有试验情况,对于不同的基础垫层、不同的圆筒内径及筒内不同的填土条件,进行了分析比较。
Structures of the skin friction lines (SFL) appearing on a prolate spheroid in laminar and turbulent flows were investigated and compared by using an improved oil-flow visualization technique.
用改进的油流显示法研究和对比了层流和湍流状态下绕椭球流动的表面摩擦力线结构。
Measured Q-S curve are back figured by nonlinear optimization approach and model parameters are found simultaneously, then distribution of axial force and skin friction along pile are calculated.
通过非线性优化算法,拟合实测的Q—S曲线,可得到桩土系统的工程力学参数,并由此计算得到桩身轴力及侧摩阻力分布曲线。
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