The stress and displacement distributions of the bellows under torsion loading are investigated by using both finite element method (FEM) and equivalent cylinder method.
本论文分别采用有限元法和等效圆筒法对波纹管在扭转载荷作用下的应力分布和位移变化情况进行了计算。
In numerical computation by the finite element method it is also convenient to use the loading-unloading criteria and the constitutive equations formulated in strain space.
在有限元方法的数值计算中使用应变空间表述的加-卸载准则和本构方程也是很方便的。
The three loading type are studied and analyzed, and calculated with finite element method for compressive stresses and interlaminar shear stresses distribution on 1-3 face.
本文对这三种加载形式进行了研究和分析，并用有限元素法计算了这三种加载形式在1—3面内的压应力和层剪应力的分布。
The finite deformation theory is applied to investigate the effects of boundary condition and loading speed on shear band localization of normally consolidated Fujinomori clay.
基于有限变形理论，研究了正常固结藤森黏土的边界约束效应和加载速度效应。
Three-dimensional finite element analysis of the stress of the mandible premolar under loading on its traumatic occlusal spots.
下颌前磨牙创伤咬合点加载的三维有限元应力分析。
The iterative formulas of elastoplastic stochastic finite element method (SFEM) under cyclic loading are deduced and the random responses of local multiaxial stress and strain are calculated.
推导了交变载荷下弹塑性随机有限元的迭代格式，计算了局部多轴应力应变的随机响应。
In this thesis, the stress intensity factors of top-down cracks caused by loading are calculated using three dimensional finite element model and compared to the results of plane strain model.
本文采用三维有限元模型分析了荷载作用下自上而下裂缝尖端的应力强度因子，并与二维平面应变模型分析的结果进行比较。
Advanced finite element techniques for the simulation of materials behavior under mechanical loading are reviewed.
评述了机械载荷下材料力学行为有限元模拟的先进技术。
Combining the dynamics characteristic of crane on lifting and the real structure, the loading model for finite element simulation is presented.
根据转台结构在起吊工况下的动力学特性，结合实际情况建立有限元动力学模拟的载荷模型。
DESIGN: To construct the three-dimensional finite element model of the fracture of humerus with different loading manners.
设计：进行不同应力加载的条件下，构建肱骨骨折的三维有限元模型。
Spatial shell finite element bridge model is established to guide loading in test.
同时还建立了空间板壳有限元模型，指导试验加载。
The deformation behavior and shear localization in truncated conic specimens of tungsten heavy alloys under impact loading are simulated by the finite element code ABAQUS.
采用有限元计算编码abaqus模拟了钨合金圆台试件在冲击载荷下的变形和剪切局部化行为。
Continuous resistive loading is used to extend antenna operating band in order to realize traveling-wave current distribution on a finite length antenna.
在有限长的偶极天线上，采用分布电阻加载法，实现行波电流分布，展宽天线的工作频带。
The iterative formulas of elastoplastic stochastic finite element method under cyclic loading were deduced.
推导了交变载荷下弹塑性随机有限元法迭代格式。
A method is proposed to simulate the fatigue crack growth by finite element technique for corner cracks under cyclic tension loading.
给出了一种利用有限元技术模拟周期性张力载荷作用下孔边角裂纹扩展过程的方法。
This paper introduces a finite element method of the plane trusses with elastic node. The element stiffness matrix and loading matrix are calculated in detail.
研究了弹性结点有限元方法，详细导出了弹性结点杆件的单元刚度矩阵和常见荷载列阵。
Methods The stress distribution and displacement of abutment were studied and analyzed by means of three-dimensional finite element when different loading was applied.
方法：用三维有限元法研究天然牙及中间种植体受力后的应力分布特点及位移规律。
A method to describe the over-consolidated condition resulted from the in-situ roller compaction test is proposed by setting the initial value of loading function in the finite element analysis.
提出了在有限元计算中通过给定加载函数初始值的方法来描述坝料由碾压过程所致的初始超固结状态。
Numerical simulation of multi point bending process of strip under different loading paths is dealt with the finite element polycrystal model.
采用有限元多晶体模型对无模多点成形条件下不同加载方式的板条多点弯曲成形过程进行了数值模拟。
Forming limit diagram is used for analyzing sheet forming in finite element analysis software have proposed forming limit stress diagram which is not relies on the loading path.
但它是依赖于加载路径的，用它来分析多道次板成形是不合适的，于是人们提出了与加载路径无关的应力成形极限图。
The differences of J-integral between CT specimens with and without loading holes have been compared and analyzed by means of incremental theory elastic - plastic finite element calculations.
通过增量理论弹塑性有限元计算，对比分析了带和不带加载孔ct试样J积分之间的差异。
The dynamic characteristic of the liquid floated integral gyro under over loading and vibration compound dynamical environment is studied by finite element method.
采用有限元数值计算方法对液浮积分陀螺仪在过载-振动复合环境中的动力学特性进行研究。
The dynamic finite element program formulated in the paper can simulate the flexural-tensile property of the third-point flexural-tensile beams under static loading and impact loading.
用本文编制的动力有限元程序可以较好的模拟三弯点梁在静态和动态冲击荷载作用下的弯拉特性。
This paper the J-integral computation of biaxial loading in center cracked sheets with elastic-plastic finite element method is given.
本文用弹塑性有限元法计算了中心裂纹板双向加载的J积分。
A computer model for the mechanical response of steel bridge deck surfacing under wheel loading is established by using the finite element method.
采用有限元方法建立在车载作用下钢桥面铺装层的力学响应计算模型。
The wave finite element method was used to study the dynamic response under impact loading in a gradient non-homogeneous plate with a crack.
为了研究梯度非均匀有限板中裂纹动态响应问题，用波动有限元的方法研究了梯度非均匀板中裂纹在冲击载荷作用下的动态响应。
The finite deformation theory and the Nakai's sub-loading constitutive model are used to investigate shear band localization in plane strain model tests.
基于有限变形理论和中井的下负荷面本构关系模型，研究了平面应变试验中黏土试样变形的局部化问题。
Under loading, the stress distribution in concrete specimen and PZT ceramic embedded are analyzed by the finite element method.
用有限元方法对混凝土模块及埋入其中的压电陶瓷在混凝土试件受到外载荷作用时的应力分布进行了分析。
Failure process for the reinforced concrete free beam under static loading is formulated based on the elastic damage theory with the finite element method.
将损伤力学理论与有限元法相结合，研究钢筋混凝土简支梁静载作用下的损伤破坏过程。
The mechanism of this effect was further investigated by using finite element method to simulate the evolution of pre-damage voids during the subsequent loading process.
并进一步对初始损伤孔洞在后续加载中的演化行为的细观有限元力学进行模拟计算及微孔洞初始损伤对钢的延性起裂韧性影响的机理进行了研究。
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