Analysis of Viscoelastic Displacement for Finite Element Based on Maxwell Model;
基于Maxwell模型的有限元粘弹性位移分析
Variation rule of displacement and stress of expandable-profile liners during expanding process for leak plugging in oil-gas wells;
油气井堵漏波纹管加压膨胀过程中位移-应力变化规律
A artificial neural network model on relationship between slope displacements and time;
边坡位移时间关系模拟的人工神经网络模型
Stress and deformation analysis of freeway deep cutting slope by finite element method;
高速公路深路堑边坡应力及位移的有限元分析
Four kinds of statistical models used in monitoring data analysis of pendulum wire deformation;
大坝垂线位移监测资料分析的4种统计模型
Based on the geological environment investigation,rock-mechanics experiments and in-situ stress measurement,numerical simulation on the stress,deformation and failure distribution and varying regularities of slope rockmass is carried out during the excavation of Ⅳ engineering geological district in Shuichang iron mine.
本文在地质环境资料调研、岩石力学试验和地应力测量等工作的基础上,以Mohr-Coulomb屈服准则为力学模型,采用FLAC3D三维有限差分方法,对首钢水厂铁矿Ⅳ工程地质区开挖过程中边坡岩体应力场、位移场、破坏场进行了数值模拟计算,并对模拟结果进行了系统分析,以指导矿山安全开采。
We propose a twodimensional analysis method in regional walls of left ventricular by using tagged MR images to obtain displacements.
用磁共振技术在整个心动周期对健康人左心室壁上的点进行追踪,从而对左心室壁各领域的位移进行有限元解析,为定量、准确地评价心功能提供必要的依据。
Through regression analysis based on a large amount of data, it establishes the relations between the stress of the frozen-wall and time, between the displacements of frozen-wall, the floor-heave and the section height as well as time.
通过对大量数值计算的数据进行回归分析后,得出了冻结壁应力场与时间的关系,冻结壁位移场和工作面底鼓与段高、时间的关系,并且对工程实际施工提出了相应的建议。
The displacements and internal forces of the jointed ductile pipeline are obtained based on the Singhals study.
本文在Singhal研究的基础上 ,充分考虑基坑围护结构、土体和地下管线变形耦合作用 ,运用三维有限元法 ,求解了受基坑开挖导致的柔性地下管线位移和内力 ,为基坑环境工程研究提供了一定理论依据和实践指导作用。
Theory of earth pressure against rigid retaining walls considering translational movement effect;
考虑平动位移效应的刚性挡土墙土压力理论
A new concept, degree of crack movement, was given to evaluate the caving characteristic of top coal.
通过综合运用顶煤实测位移观测、力学模型和理论分析方法 ,研究了顶煤内部裂隙的发展进程 ,提出了评价顶煤可放性的指标——裂移度及其在不同条件下的变化规律 ,并从强度等方面对顶煤可放性进行了分析 ,提出了改进顶煤可放性的原理和方法 。
The rectangular expansion joints formulae of force,moment,equivalent axial movement and spring rate etc under load of axial,lateral and angular movements respectively are deduced.
推导出了矩形膨胀节在轴向、横向、角向位移下产生的力、力矩、当量轴向位移以及刚度等公式，还对ＥＪＭＡ标准矩形膨胀节的刚度公式及力矩公式作了补充和修正。
The Application of Grating Sensor in the Shift Automatic Measurement System;
光栅传感器在位移自动测量系统中的应用
The analyses of the stress and shift of tube plate and edge of manhole of boiler;
热水锅炉管板及人孔周边应力位移分析
Raster sensing intelligent shift measurement system;
光栅传感智能位移测量系统