提出一种考虑剪切变形影响时,求解梁的弯曲变形和横向自由振动的奇异函数解法。
An approach using singular functions is propsed to solve the bending deformation and the transverse free vibration problems of beams in consideration of shearing.
本文将奇异函数与拉普拉斯变换方法相结合,用这种方法来计算阶梯梁的弯曲变形,可以方便地求得梁的挠曲线方程。
The singular function is combined with Laplace 's transformation to calculate the deflection of stepwise beam. In this way the deflection equation of the beam is conveniently determined.
在一组长,内装公斤块石的铅丝笼横梁上部,加上公斤的荷重,在外荷作用下,梁的中部虽然发生弯曲变形,但铅丝笼梁却始终未断裂破坏。
In a leader, installed in the upper crossbeam gabion stone kg, plus kg load under the action of external load, while the central beam bending deformation, but the wire cage has not broken beam.
实测资料表明,上下行并行的钢板梁桥在采用“两桥连接”加固以后,平联杆件的弯曲变形和断裂现象急剧增多。
Measured results indicate that the bend deformation and abruption phenomenon appears very quickly when the "two-bridge-junction" method is adopted in the parallel steel plate beam.
提出了考虑剪切变形时变截面梁弯曲和稳定计算的传递矩阵法。
The transfer matrix method for the bending and stability of the variable section beams with shear deformation is presented.
通过一端固定另一端施加横向作用力驱使原子运动,得到纳米单晶铜悬臂梁弯曲的变形图。
The atomic movement of the cantilever beam was motivated by transverse force on one end while another end was fixed, through which its bending deformation image was obtained.
根据递增塑性破坏的强度准则,详细讨论了循环弯曲载荷下船体梁的非弹性变形性能。
Based on the strength criterion of the incremental plastic collapse, the inelastic deformation behavior of a ship's hull girder under cyclic bending loads was discussed in detail in this paper.
提出了考虑剪切变形时深梁弯曲问题的初参数法。
In this paper, initial parameters method for the bending problem of thick beam with shear deformation is presented.
对称粘贴在梁结构上下表面上的压电元件在外部电场的作用下能使梁结构发生弯曲变形。
The rectangular beam with dual surface bonded piezoelectric actuators can achieve a pure bending deformation by an external electric field.
将梁的弹性大挠度弯曲理论应用于蜂窝壁板,研究了大变形条件下蜂窝材料的非线性剪切变形行为。
Basing on the elastic bending theory of beams in large deflection, the non-linear shearing behavior of cellular materials under large deformation is studied in the paper.
本文提供一种用截断多项式求解连续梁弯曲变形的简单方法。
This paper provides a simple method for an interrupted polynomial solution for the deflection of a continuous beam.
通过给出橡胶梁弯曲变形的数值算例,说明再生核粒子方法在解决大变形等工程问题上有着精度高,自适应能力强等特点。
Finally, a numerical instance of rubber beam bending deformation is given to demonstrate that the method is highly accurate and self-adaptive in solving large deformation engineering problems.
本文建立了一个梁单元位移算子的新概念,并提供一种梁平面弯曲变形的梁单元位移算子求变形的计算方法。
A new concept on the displacement operator for beam unit is established, and a method of calculating the deflection Angle of beam unit is then provided.
经典的梁板弯曲理论由于未考虑横向剪切变形的影响而只能适用于细长梁和薄板。
Classical bending theory of beam and plate can only be fit for thin and long beam and thin due to without considering deformed influence of cross shearing.
采用有限元方法进行计算,获得了悬臂梁弯曲变形的温度响应曲线。
By applying the finite element method in the calculation, the temperature response curve of the cantilever has been obtained.
对一般非对称截面梁的弹塑性弯曲变形进行了讨论,并通过分析得到了一近似种求解方法。
The paper studied elastic-plasticity bending deformation of cross-section of unsymmetrical beam and found a solution of deformation.
同时,应用该回弹势能原理于纯弯曲梁的回弹变形计算。
Meanwhile, the springback potential energy principle is applied to calculate the springback deformation of a pure bending of curved beam.
最后应用微散斑干涉,检测粘附平衡态时微桥和微梁的粘附力以及由毛细粘附所导致的弯曲变形,并与理论计算结果进行比较。
Micro speckle interferometry is employed to detect the deformation of the micro beam in the equilibrium and the experimental results are compared with the theoretical prediction.
由于剪力滞效应及剪切变形的存在,箱梁的弯曲振动频率按照初等梁理论计算往往存在较大的误差。
The vibration frequency of box gird is usually calculated by the elementary beam theory, but it will lead to a large error because of the existence of shear lag effect and shear deformation.
针对一个被均匀加热的矩形截面梁由于不均匀的冷却过程所引起的弯曲变形问题,本文给出了一个热弹塑性分析解。
An analytical solution for elastoplastic bending of a hot free beam due to inhomogeneous cooling process is presented in this paper.
当大坝受到油压千斤顶荷载产生变形时,该传感器类似于一根一端固定并同时受轴向拉、压和横向弯曲的弹性梁。
When the dam is loaded by hydraulic jacks and dam deformations occur, the sensing bar works like an elastic beam under arbitrary transverse and axial loading.
悬臂吊梁的翼缘板和腹板在弯曲时因板边互相嵌固,对截面变形有约束作用。
Cantilever crane beam flange web in bending due to board edge are mutually embedded, a restriction on the cross section deformation.
本文基于梁弯曲变形的小挠度线性理论,提出了半挠性喷管挠性板弹性曲线的计算方法。
A method of calculating elastic curve for semiflexible plate wind tunnel nozzle has been presented, based on the linear theory of small deflection of beam deformation, in this paper.
结构失稳的类型有很多种,其中直梁在竖向荷载的作用下,结构发生了较大的竖向弯曲变形和侧向扭转变形,而导致结构失稳称为梁的侧扭屈曲。
When vertical loads applied to a straight beam, the structure will have large bending and torsion and lose steady, this phenomenon is called lateral torsion buckling.
梁产生弯曲变形时,我们无论是进行强度计算还是刚度计算,梁的弯矩都是非常重要的一个量。
When a girder becomes curved or deformed no matter whether we make a strength calculation or a rigidity calculation, the camber of a girder is always a very important measure.
针对杨木—秸秆层合梁的弯曲问题,利用分层剪切理论对其变形和强度进行了分析。并将分析结果与经典理论、一阶和高阶剪切变形理论的结果进行了比较。
Aimed at the bend of poplar-straw laminated beam, the theory of delamination shearing deformation was used to analyse its bending deflection and strength, and compared the results with other theories.
本发明提供一种集装箱主梁弯曲变形的校正方法及校正装置。
The invention provides a method and a device for correcting bending deformation of a main beam of a container.
工程实际中,常采用各种形式的连续梁,对连续梁进行刚度分析时,需要计算其弯曲变形。
Various continual beams are used in engineering. The calculation of bending deflection is always required in analyzing stiffness of the continual beams.
在对柔性梁离散求解时考虑了横向弯曲对纵向变形的影响,最后通过几个例子分析了运动基上柔性梁的动力学行为。
The flexible beam is discretized via the assumed modes and the terms of longitudinal deformations induced by transverse ones are also included in the whole longitudinal DE...
在对柔性梁离散求解时考虑了横向弯曲对纵向变形的影响,最后通过几个例子分析了运动基上柔性梁的动力学行为。
The flexible beam is discretized via the assumed modes and the terms of longitudinal deformations induced by transverse ones are also included in the whole longitudinal DE...
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