The dynamic response question of composite pavement under moving load is analyzed by using the finite-element numerical calculation method.
应用有限元数值计算方法,分析了复合路面在移动荷载下的动力响应问题。
Finally, it makes the dynamic time-history analysis of different gradient overhead sloping ramp, makes clear the weak link and the force transmission route of this structure under moving load action.
最后对不同坡度和不同跨度的架空斜坡道结构进行了动力时程分析,明确了此结构在移动荷载作用下的薄弱环节和传力途径。
The results show that the method to analyze the dynamic response in the flexible pavement under moving load presented in this paper is correct, simple and convenient for application.
结果表明,移动荷载作用下柔性路面的动力响应分析方法结果正确,计算简单,便于应用。
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。
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。
The second chapter introduces the basic principle and the correlation knowledge of moving load identification, including mode shape orthogonality, mode superposition principle and so on.
第二章介绍了移动荷载识别的基本原理和相关知识,包括振型的正交性,模态叠加原理等。
The problems about dynamic response of slab track under high - speed moving load are discussed.
本文讨论了高速行车对板式轨道的动力响应问题。
The time histories of ground responses and wave motions are presented, and it was found that significant wave propagations are generated when Mach number of moving load approaches or exceeds 1.0.
通过数值计算给出了地基表面振动的动力时程和三维波动场的分布,发现当移动荷载的马赫数接近或大于1.0时地基中产生明显的波动传播现象。
Finally, the cases of free vibration, impulsive response and moving load are also discussed.
最后对自由振动,脉沖激励和运动载荷情况分别进行了讨论。
According to the need in the calculating of structural stiffness, drawing and applying the influence line of structural displacement in moving load is discussed in this paper.
针对这种需要,笔者对移动荷载下的结构位移影响线的绘制和应用进行了探讨。
The influences of moving load on shear stress and bending moment are analysed by static characteristics, and the reliability of crane is studied with MonteCarlo method.
通过静态特性研究,分析了移动荷载对结构的剪力、弯矩和应力的影响,分别确定了剪力值最大、弯矩值最大和应力最大的位置。