分析无粘结预应力混凝土梁桥的主要困难,在于构件的截面强度和构件整体变形耦合。
The main difficulty in analysis of unbonded prestressed concrete beam bridge is the coupling between the sectional strength of member and the whole structural deformation of member.
用有限单元法分析软土地基的固结与变形耦合问题可以为求解皮奥特固结方程提供方便。
It is convenient to use finite element method to analyse the coupled problem of consolidation and deformation based on Biot's consolidation theory.
第二类模型为完全耦合模型,包括耦合温度场方程、流体耦合渗流方程和岩石耦合变形方程。
The second kind of model is complete coupling one and this model includes the coupling temperature field equation, fluid coupling seepage model equation, rock coupling deformation equation.
为了提高微机电系统中静电-结构耦合数值计算速度,提出了一种新的针对微结构小变形的静电-结构耦合高效率数值计算方法。
In order to improve the efficiency for coupled electromechanical analysis of MEMS system, a new efficient numerical approach for electrostatic MEMS with small deformations is presented.
综合考虑多因素和多过程间的耦合与反馈作用,建立了地壳演化与变形的综合的非线性动力学模型。
A comprehensive nonlinear dynamic model for the evolution and deformation of the crust is established based on considering the coupling and feedback among many factors and processes.
利用几何非线性的应变-位移关系式,在小变形假设条件下确定了单元耦合形函数。
The element coupling shape function matrices are derived by means of geometrically nonlinear strain displacement relation under small deformation assumption.
本文在多相介质力学的理论基础上,提出了煤体有限变形下煤与瓦斯突出的耦合失稳理论。
Based on the theory of multi-phase media continuum mechanics, the coupling instability theory of coal-methane outburst is proposed under finite deformation.
研究了绝对坐标法在大变形柔性梁系统刚-柔耦合动力学问题中的应用。
The application of an absolute nodal coordinate (ANC) formulation in the coupling dynamics of flexible beams with large deformation was investigated.
分别采用有限差分法和有限元法对流固耦合流体渗流数学模型与岩石变形数学模型进行了求解。
The mathematical model of fluid percolation and rock deformation of fluid-solid coupling is solved with the finite difference method and the finite element method respectively.
本文建立的深基坑降水与地面沉降三维耦合模型,可一次性同时求解出地下水位和土体变形位移量,能应用于实际工程。
The coupling model of deep foundation dewatering and land subsidence can obtain groundwater level and displacement of soil distortion. It can be used in the practical project.
从结构力学角度来研究阀芯的变形及应力分布情况,进行流固耦合分析,研究其失效的可能原因。
This paper investigate the distributing complexion of distortion and-stress of valve core, make the analysis of coupling of fluid and solid, investigate the reason of invalidation.
该课题涉及到围岩的变形、支护结构的反应以及围岩和支护结构的耦合作用等。
The subject involves the deformation of surrounding rock, the reaction of support, coupled action of surrounding rock and initial support and so on.
针对在电磁场和机械场耦合作用下的载流柱壳的非线性变形问题的数值解法进行了研究。
The numerical method for nonlinear deformation problems of current-carrying columnar shell under the coupled action of electromagnetic field and mechanical field are studied.
在三轴蠕变状态,软土的变形特性随着排水条件而变化,从而揭示了固结—蠕变耦合特性受排水条件的影响显著。
In triaxial creep condition, deformation characteristics change with drainage condition, which indicates that the consolidation-creep coupling effect is affected significantly by drainage condition.
成矿作用是构造变形-热量传递-流体流动-质量转移等四种性质完全不同过程的耦合。
Mineralization is commonly the result of full feedback coupling between the four processes of mechanical deformation, thermal transport, fluid flow, and mass transport.
在本文研究中考虑了弯扭耦合、翘曲刚度、转动惯量和剪切变形的影响。
The effects of bending-torsion coupling, warping stiffness, shear deformation and rotary inertia are taken into account in the present formulations.
建立了三维热力耦合问题弹塑性有限变形有限元方法,并对板材热轧过程进行了计算机模拟。
A three dimensional elastoplastic finite element model is presented for thermomechanical coupled finite deformation problems, and using the model, a slab hot rolling is computer simulated.
利用几何非线性的应变-位移关系式,在小变形假设条件下确定单元耦合形函数。
The element coupling shape function meatrices are derived by means of geometrically nonlinear strain displacement relation un-der small deformation assumption.
采用数值模拟方法探究恒力模式下探针耦合变形对微观扫描力信号、微观形貌信号的影响。
Numerical simulations of micro scanning forces and micro topography are presented to investigate the influence of the coupling deformation of AFM probe under the AFM contact mode.
型劈开式皮带轮的旋压剖分成形过程涉及多体运动以及弹、塑性多变形模式的耦合。
The spinning process of splitting V type belt wheel involves movement of multi-body and couple of elastic-plastic deformation.
该模型中考虑了弹塑性变形与损伤的耦合作用。
In the elastoplastic-damage model, the coupling between elastoplastic deformation and damage is considered.
本文考虑了隧道结构与介质的耦合,提出了隧道空间轴对称变形的计算方法,可供设计人员应用。
In this paper, considering coupled problems of tunnel structures with masses, we introduce a method for calculation of space axial symmetrical deformations of tunnels, which can be used by designers.
对管件电磁缩径的磁场力和动态变形进行了耦合场FEM数值模拟。
The magnetic forces and dynamic deformation analyses for tube-compression by electromagnetic forming are performed by coupled fields FEM numerical simulation.
结果表明,由于材料的非均匀性,功能梯度梁中存在拉-弯耦合变形。
The results show that there exists the tension-bend coupling deformation in the uniformly heated beam because of the non-uniform characteristic of materials.
因此,变形介质气藏的渗流问题实际上是一个流体渗流与岩石变形动态耦合作用极强的过程。
Therefore, the percolation of the deformed media gas reservoir is a process with the strong dynamic coupling between the fluid percolation and the rock deformation.
这是由于变形不均匀和晶界上析出的平衡脆性相耦合作用的结果。
This is due to the coupling of inhomogeneous deformation and the brittle equilibrium phase on the boundary.
利用所研制的软件,对变形介质气藏流固耦合渗流理论进行了应用示例模拟研究。
With the above software, the actual simulation study has been made on the fluid-solid coupling percolation of deformed media gas reservoir.
给出了激光模式之间的耦合以及等效光束发散角与镜面变形量之间的关系。
The coupling among laser modes and the relations between equivalent beam spread Angle and the surface deformation of the mirrors are obtained.
给出了激光模式之间的耦合以及等效光束发散角与镜面变形量之间的关系。
The coupling among laser modes and the relations between equivalent beam spread Angle and the surface deformation of the mirrors are obtained.
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