Rib vertical displacement of nanpu cfst arch bridge is biggish , considering the geometrical nonlinearity and material nonlinearity , and the value is about 105 % of elastic result ; the horizontal displacement is biggish also , with the value is approximate 113 % of elastic result . if considering the double nonlinearity , the rib vertical displacement will increase approximate 10 % and horizontal displacement will increases approximate 22 % 几何非线性和材料非线性对大跨度钢管混凝土拱桥的拱肋跨中竖向位移的影响较小，对各拱肋跨中水平位移影响较大，约为13 ，考虑双重非线性后，拱肋跨中竖向挠度增加10左右，水平位移增加约22 。
When the transportation load is long - term evenly distributed , the influences of each relevant factor , i . e . pipeline depth , diameter , deformation module of foundation , poisson ratio of soil and tyre pressure of vehicles , toward mises stress and vertical displacement of pipelines are discussed . when the transportation load is movable and invariable , the changing rules of mises stress and vertical displacement during the vehicle ' s movement are calculated and analyzed , and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are discussed . when the transportation load is stable and simple harmonic , the changing rules of mises stress and vertical displacement during the time of load function are calculated and analyzed , and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are also discussed . in three - dimensional analysis , mises stress and vertical displacement of pipelines under three kinds of transportation loads are calculated , and the analysis and discussion of correlative factors are also made 当交通荷载为长期均布荷载时，讨论了各相关因素，包括管道埋深、管径、地基变形模量、地基泊松比和车辆轮压大小分别对管道mises应力和竖向位移的影响；当交通荷载为移动恒载时，计算并分析了车辆行驶过程中管道mises应力和竖向位移的变化规律，讨论了车速和车辆轮压对这两个管道力学性状的影响；当交通荷载为稳态简谐荷载时，计算并分析了荷载作用时间内管道mises应力和竖向位移的变化规律，讨论了车速和车辆轮压对管道力学性状的影响。
Bearing capacity and displacement are two main problems in the application of geotechnical engineering . based on a series of pull - out tests using three kinds of paper and a sort of window screening as geogrid , twenty - seven in limit and several in working - stress geogrid - reinforced slope model tests designed through orthogonal principle have been conducted to have obtained the relationship between the bearing capacity and four factors ( i . e . reinforcement , angle of reinforced slope , the designed - length of reinforcement and the distance between layers of reinforcement ) . the law of slope lateral ( horizontal ) displacement versus to the height of slope vary with external - load was derived from the model test data , and the main factor affecting the lateral and vertical displacement of geogrid - reinforced slope was obtained through analysis 承载力(强度)和变形是岩土工程应用领域的两大主要问题，本文以纸和窗纱布模拟加筋土边坡的土工格栅，在一系列拉拔试验的基础上，以正交设计理论分别安排27个极限应力状态和若干个工作应力状态加筋土边坡模型试验，并以模型试验获得的数据为依据，采用误差、极差及回归分析方法，探讨了加筋土边坡承载力与筋类、筋长、层间距、坡角4因素的相关关系，获得了在外荷载作用下加筋土边坡的侧向位移随坡高的变化规律(并进行了定性解释)和坡顶的竖向位移特性，并分析其主要控制因素。
And the best scheme among them has been proposed . in the last , with design opt of ansys , assigning roof plate ' s and base plate ' s thickness as design variables , making them meet the constraints of displacement of roof plate and base plate , and assigning the maximum stress of the structure as the goal function , the pile - boots structure has been optimized 最后利用ansys自带的优化求解器designopt ，以对桩靴结构强度和变形影响较大的顶板和底板厚度为设计变量，在满足重要部件?顶板和底板竖向位移的约束条件下，把结构的最大等效应力设为目标函数，采用一阶优化方法，对桩靴结构进行了优化设计，并得到了最优解。
Lastly , two axially loaded bored piles in some building site near xichang city was calculated with the method and some useful data and curves including load - settlement curves and distribution of friction resistance etc . are presented . the accordance between the results of calculation and in - situ test verifies the validity of the method developed in the paper 通过计算，得到相应的荷载?沉降曲线、轴力图、桩侧阻力图、塑性区、土的竖向位移等值线、桩的滑移过程等结果，并与现场试验结果吻合较好，说明用本文方法计算分析桩基的工作特性是可行和有效的。
This article according as the characteristic of the type of dam of songjianghe hydrolic key project xiaoshan power station to design the dam outside deformation and analyses the monitor materials . it brings up the vertical displacement observation during construction . and proved it is feasibility and obtained excellent efficiency 本文根据松江河水利枢纽小山电站大坝坝型的特点，进行了大坝外部变形的设计，对监测资料进行了较为全面的分析，同时提出了施工期竖向位移观测可行的监测方法，经过实施取得了良好效果，并对小山大坝外部自动化监测系统的可行性进行了论证。
Valuable conclusion in engineering are drawn for practical design . the method of getting reasonable prestress degree for suspendoem which is restricted by intergral stability was discussed . optimizing programs are developed with the axis force and joint displacement of upper dome as object function respectively , the effective method of prestress degree for suspendoem which is 探讨了稳定约束的弦支穹顶钢索合理预应力度的优化方法,分别以网壳杆件内力、节点竖向位移和节点垂直向下位移为目标函数编制了优化程序,得到了整体稳定约束的弦支穹顶结构确定钢索预应力值的可行方法。
Based on the assumed vertical displacement of the unit cell and the assumed distribution on the pile - soil interface of the pure friction pile , and using the boundary conditions that there was no relative slipping between pile and soil , the pile decrement was equal to that of soil on the pile - soil interface and that the vertical sheer stress of the unit cell ' s outer edge was equal to zero , the formula for the frictional distribution of the pure friction pile and the formulas for the displacement of pile and soil in the treated area were deduced 通过假定的单元体竖向位移模式和纯摩擦桩桩侧摩阻力分布模式，利用桩土间无相对滑移、桩土界面处桩土压缩量相等和单元体边界处竖向切应力为零等边界条件，推导出复合地基纯摩擦桩桩侧摩阻力分布的具体表达式，以及加固区桩土压缩量的计算公式。
The main analyzed results are as follows ; ( 1 ) for the prediction of settlement and lateral displacement , the result due to interface element is evaluated larger then without interface element . ( 2 ) for the determination of ultimate bearing capacity , the value using interface element appeared smaller by 12 % , which is safe . ( 3 ) the horizontal and vertical displacement of a strip footing affected by the presence of interface element 计算分析结果为： ( 1 )对沉降量与水平位移，利用界面元计算时，其结果稍大； ( 2 )对极限承载力，利用界面元计算的结果约小12 % ； ( 3 )竖状基础的水平位移和竖向位移，将受界面元的影响。
It is discussed that the load period , the damp ratio of pavement , the temperature of asphalt concrete , the resilient modulus of semi - rigid base , the material parameters and thickness of the composite foundation have influence on the vertical displacement , the radial stress of the base bottom and the sub - base bottom 具体探讨了荷载周期、道路结构体的阻尼比、沥青混凝土的温度、半刚性基层的回弹模量、复合地基的材料参数和厚度对特征点的竖向位移、基层和底基层层底径向应力的影响。
