Stress pulse durations in asphalt pavement under moving load 移动荷载下沥青路面内应力脉冲的持续时间
Analysis of the nonlinear dynamic behavior of simply supported prestressed beam bridges under moving load 预应力简支梁桥在移动荷载作用下的非线性动力特性分析
Dynamic analysis of ballastless track on bridge subjected to moving load 移动荷载作用下桥上无砟轨道动力分析
The integral transformation of the dynamic response of isotropic saturated soil under moving load 移动荷载下各向同性饱和土动力响应积分变换
Dynamic Responses Analysis for Non-uniform Beams Subjected to Moving Load with Non-uniform Velocity The strain state and stress state of soils vary under the influence of construction. 变截面桥梁在变速移动荷载作用下的动力响应施工扰动改变了土体的应力状态和应变(移)态。
Dynamic response of the bridge subjected to moving load(ⅱ) 移动车辆载荷作用下桥梁的动态响应(Ⅱ)
This paper is absorbed in the research of the nondestructive testing theory about airport rigid pavements, which is on semi_infinit e viscoelastic foundation to moving load. 以一种新的、更符合实际的力学计算模型-移动荷载下粘弹性地基板系统来研究场道的无损检测理论。
The calculation method for the influence quantity is discussed for single-layer multi-span frames under moving load, which are wildly used in bridges, industrial and public buildings. 讨论了桥梁、工业厂房和大型公共建筑中较多采用的单层多跨刚架在移动荷载作用下影响量的计算方法。
At last, authors introduced a calculation method of self-weight and moving load of model in brief. 最后介绍了模型试验自重荷载及活载加载的有限元计算方法。
Elastic-plastic Analysis of Foundation Settlement Caused by Subway Moving Load 地铁移动荷载作用下地基沉降的弹塑性分析
According to Hamilton Principle, the interpolating vibration mode function is proposed to study the dynamic response of vehicle-bridge coupling Vibration under the moving load. 根据哈密顿原理,提出了应用插值振型函数法,研究多跨连续梁在移动荷载作用下车桥耦合振动的动态响应问题。
Taking one wheel moving load as an example, the stress state variation, principal stress axes rotation and the influence of load speed are analyzed. 以单个轮轴移动荷载为例,分析地基土单元的应力状态变化、主应力轴旋转以及荷载速度的影响。
3D vibration of pavement and double-layered subgrade coupled system subjected to a rectangular moving load 矩形移动荷载作用下路面-双层地基系统三维振动分析
Dynamic response of rigid pavement under variable-speed moving load caused by vehicle accelerating and decelerating and airplane landing are analyzed. 分析了行驶车辆加速、减速及飞机起降过程中变速移动荷载所引起的刚性路面的动力响应。
Dynamic response properties of two-way subgrade in bridge-subgrade transition section under moving load 动荷载下路桥过渡段双线路基动力响应特性
Effect of Moving Loads Speed on Dynamic Response of Bridge at the Center of Span Dynamic Responses Analysis for Non-uniform Beams Subjected to Moving Load with Non-uniform Velocity 移动荷载速度对梁桥跨中动力响应影响的分析变截面桥梁在变速移动荷载作用下的动力响应
The Analytic Solution of Rigid Pavements on Semi-infinite Viscoelastic Foundation to Moving Load 移动荷载下粘弹地基上刚性道面板响应分析
Research of Wavelet on the Damage Detection of Structure under Moving Load 移动荷载作用下结构损伤识别小波方法研究
Research on Mechanical Response of Asphalt Pavement with Moving Load on Long and Steep Longitudinal Slope 移动荷载作用下长大纵坡沥青路面力学响应分析
In the end, dynamic characteristic of railway structure on bridge and vibration influence laws along the soil surface were analyzed under moving load, discussing the influence of train speed and structure parameter to vibration. 分析了列车移动载荷作用下,桥上轨道结构的动力学特性和振动的传播规律,讨论了车速及结构参数对振动及其传播的影响。
By using numerical methods, the spatial change rules of the slab's deflection and stress were clarified, and the effects of the moving load speed, physical parameters of slab and sub-grade on slab's deflection and stress were discussed. 通过数值方法分析了板的变形和应力的空间变化规律,并讨论了荷载运动速度、板和地基的物理特性参数对板的变形和应力的影响。
Finally, the cases of free vibration, impulsive response and moving load are also discussed. 最后对自由振动,脉冲激励和运动载荷情况分别进行了讨论。
The dynamic response of soil in saturated half space under moving load is analyzed by semi-analytical method. 利用半解析法分析了饱和半空间在移动荷载作用下的动力响应。
A finite element method was applied to analyze the dynamic response of slab track subjected to a moving load. 用有限元法分析了板式轨道在移动荷载作用下的动力响应。
The surface deflection response of elastic layered system under moving load is solved by means of general Duhamel integration. 利用广义Duhamel积分,对移动荷载下弹性层状体系表面弯沉响应问题进行了求解。
A pavement structure model under moving load for dynamic response analysis is established through the moving load subroutine. 通过编写移动载荷子程序,建立了移动载荷作用下路面结构动态响应分析模型。
The dynamic response of saturated soil under the moving load is associated with the waves produced in saturated soil. 将饱和土在移动荷载作用下的动力响应同饱和土中的波联系起来。
Influence to the bridge strain and stress of moving load are analyzed. 分析了移动荷载对桥梁应变和应力的影响作用。
The dynamic response of saturated half-space with impeded boundary to a moving load was investigated in this dissertation. 本文研究了半透水边界的饱和半空间在移动荷载作用下的动力响应,并讨论了边界透水性能对动力响应的影响。