两种散粒体间的接触变形特性可通过刚塑性模型来描述。
The rigid-plastic model can be used to simulate the deformation behavior of the interface between two granular materials.
在梁的极限分析中采用新的刚塑性模型,推导出极限弯矩公式。
Using the improved model, an ultimate bending moment formula is presented.
材料性质采用理想的刚塑性模型,混凝土屈服准则采用不考虑混凝土拉应力的修正的库伦屈服准则。
The materials are assumed to be rigid-perfectly plastic. Modified Coulomb failure criteria with tension cut-off are adopted to predict yielding of concrete.
基于刚塑性有限元方法建立了切削加工过程仿真模型,通过模拟获得了切削加工过程中刀具应力的分布和变化情况。
The model of cutting process is established based on the rigid-plastic FEM, and the transient stress distribution of cutting tool in cutting process is obtained through the simulation.
为验证新模型,完成了棒材轧制试验,并且利用刚塑性有限元法对轧制过程进行了模拟。
The validity of the new model has been examined by the bar rolling experiment and the rigid-plastic FEM simulation.
结果与定性物理模拟、数值模拟及刚塑性力学模型的拉应力理论相吻合。
The result is coherent with the result of quantitative physical simulation, numerical value simulation and the tension stress theory of a rigid plastic mechanical model.
采用塑性变形理论和刚粘塑性材料模型研究了直流电阻对焊接头的塑性变形。
The joint deformation of DC upset butt welding was studied by using theory of plastic deformation and rigid-viscosity plastic material model.
本文根据铅的刚塑性本构关系,利用均匀塑性变形能法,推导了铅挤压阻尼器的阻尼力滞回模型。
Based on the rigid plastic constitutive equation of lead, the damping force model of lead extrusion damper was deduced from the even plastic deformation energy method.
详细阐述了刚塑性有限元法的原理,以及罚函数法数学模型的推导及应用技术。
It also introduced the basic principle and mathematical pattern as well as application technique of Rigid Plastic Element Method.
为了验证新模型,进行了棒材轧制试验并且利用三维刚塑性有限元法对轧制过程进行了模拟。
The validity of the new model was examined by the bar rolling experiment and the 3D rigid-plastic FEM simulation.
论述了刚(粘)塑性有限元法的主要思想和处理方法。基于前期的本构模型,得出了刚(粘)塑性有限元法的求解列式。并对有限元数值模拟的发展前景作了预测。
Based on a former constitutive model, the calculation formulas for rigid-(visco) plasticity FEM were worked out, and an overview on the development of FEM numerical simulation was made.
应用韧性损伤力学模型以及刚塑性有限元法,分析了金属板材剪切断面变形的过程。
Ductile damage mechanics model and rigid finite element method was adopted to simulate the sheet metal shearing process.
应用传统的极限分析理论,对可简化为刚塑性的材料本构关系提出了一种改进的“刚性-非线性强化”近似模型。
Advances an improving rigid nonlinearity hardening approximate model of the constitutive relations using the traditional theory of plastic limit analysis.
根据后桥壳液压胀形的特点,选择刚塑性材料模型进行模拟分析。
According to the characteristic of hydroforming for rear axle housing, rigid-plastic material model is elected as tube blank material model process simulation analysis.
采用虚位移原理和刚塑性本构模型,推导了接触单元的刚度矩阵。
Using the principle of virtual displacement and a rigid-plastic constitutive model, the stiffness matrix of the new contact element was deduced.
对矩形截面自由梁在两端同时受到完全相同的集中质量横向撞击问题进行了理论上的研究 ,通过采用刚塑性的材料模型得到了其动力响应完全解。
The dynamic response of a free free beam with uniform rectangular cross section subjected to impact by a mass at both free end is analyzed theoretically.
对矩形截面自由梁在两端同时受到完全相同的集中质量横向撞击问题进行了理论上的研究 ,通过采用刚塑性的材料模型得到了其动力响应完全解。
The dynamic response of a free free beam with uniform rectangular cross section subjected to impact by a mass at both free end is analyzed theoretically.
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