| 1. | Hybrid wave mode control of timoshenko beam vibration 梁的行波与模态的混合控制方法 |
| 2. | Dual system for the bending problems of timoshenko beams 铁摩辛柯梁弯曲问题的对偶求解体系 |
| 3. | Dynamical big deflection and application of elastic timoshenko beam 梁的动力学大挠度问题及应用 |
| 4. | Determine natural frequency of the symmetrical section timoshenko deep - beam 深梁结构固有频率的确定 |
| 5. | Theorem 4 . 1 for the timoshenko beam problem , the solution of shooting method is stable for the parameter 1对timoshenko横梁问题,打靶法的解关于参数稳定,即当0时, locking现象消失。 |
| 6. | ( 2 ) under the base of combined torsional and flexural buckling model given by timoshenko and gere ( 1961 ) , a mechanical model of wall stud in this paper considering bracing effect from wallboard is presented ( 2 )在timoshenko - gere ( 1961 )弯扭屈曲模型的基础上,通过简化推导,提出了考虑墙板的支承效应后,墙体立柱计算的力学模型。 |
| 7. | The paper tests tracks " dynamic responses by using euler beam model with no accounts of shear and rotary inertia effects and timoshenko model with consideration of shear and rotary inertia effects respectively 不考虑轨道的几何不平顺,不考虑阻尼,分别采用不考虑剪切效应和转动惯量作用的euler梁模型和考虑剪切效应和转动惯量作用的timoshenko梁模型对轨道动力响应进行了模拟。 |
| 8. | First of all , using the timoshenko beam theory and the finite element method , according to lagrange equation , the dynamic models of flexible - link manipulators and those with joint and link flexibility are proposed base on actual displacement 首先,基于实际位移,采用timoshenko梁理论和有限元法,由lagrange方程建立了柔性臂机器人和考虑关节柔性和臂柔性的机器人动力学模型。 |
| 9. | In this particular condition that studying the dynamic response of rail system under the speedy moving loads , it has been already proved by the calculation results that the rail models and calculating methods applied in this problem are rational 在此基础上选取euler梁模型以及timoshenko梁模型进行分析。从计算结果看,在研究高速移动荷载作用下轨道系统的动力响应这种特定情况下,本文提出的模型与计算方法是合理的。 |
| 10. | The main work done in this dissertation is organized as follows : in chapter 1 , we consider a vibrating non - homogeneous beam with one segment made of viscoelastic material of kelvin - voigt type , and other parts made of elastic material by means of timoshenko model 当梁的横截面的尺寸与其长度相比不能忽略时,需要考虑转动惯量的影响,此时梁的模型由rayleigh梁给出。进一步,如果再考虑到由剪切力引起的偏差,就需要引入timoshenko梁的模型。 |