采用了工程弹塑性力学的方法对汽车驾驶室顶盖的回弹进行了计算。
The resilient deformation in roof hood stampings of automotive cabs has been calculated by means of engineering elastic and plastic mechanics method.
可用概率积分法计算沉变参数,用岩体弹塑性力学理论计算条带参数。
By the probability integration. parameters of ground movements can be calculated, and the strip -mining parameters can be figured our by means of the elastic-plastic rock mechanics.
能量原理是解决弹塑性力学问题的一个重要途径,它是有限元法的基础。
The energy principle is an important approach for solving the problems of elastic-plastic mechanics as well as the basis of finite element method.
利用细观力学模型和有限元法研究纤维束复合材料的横向弹塑性力学性能。
The transverse elastoplastic mechanical properties of fiber bundle reinforced composites were studied by using the micro mechanical model and finite element method.
应用粘弹塑性力学和岩石力学理论,详细讨论了粘弹性岩石井眼的应力和位移。
The stress and displacement of wellbore with viscoelastic rock are discussed in detail by using viscoelastic-plasticity mechanics and rock mechanics theory.
通过建立三维有限元弹塑性力学模型,模拟计算了水平矿柱上各盘区的屈服破坏过程。
A three-dimensional finite element model was constituted to simulate the yield process of the macro-horizontal jamb in the tectonic stress field caused by continuous mining.
本文基于研究生弹塑性力学课程的特点和教学体会,对弹塑性力学课程的教学方法进行了探讨。
Based on the characteristics of postgraduate elastic-plastic mechanics and the teaching practice and experience, this paper discusses the teaching methods of elastic-plastic mechanics course.
本文用改进的HELP二维计算程序,流体弹塑性力学模型,计算了复合弹体高速撞击岩体问题。
Using the elastic-plastic hydrodynamic model, a problem of a composite high velocity projectile impacting at the rock is calculated by the modified two-dimensional HELP code.
本文的实验结果表明,弹塑性力学的理论和假设基本适用于铁素体-球光体基体的球墨铸 铁材料。
The experimental result in this paper shows that the theory of elastic-plastic mechanics can be basically applied to spheroidal graphite cast iron with the matrix of ferritic-pearlitic.
而厚壁封头冲压成形过程属于几何非线性和材料非线性的问题,很难用弹塑性力学理论的解析法进行研究。
The drawing process of thick wall is a problem of geometry non-linear and material non-linear, so it is very difficult to be solved by the method of elasticity and plastics mechanics.
以托板理论、弹塑性力学中的薄板弯曲小挠度理论为基础,编程计算了爆破矿柱后顶板悬露面积的临界值。
On the basis of SLATE theory and elastic and plastic mechanics theory, the critical area of SLATE is obtained by computer calculation.
本文运用了弹塑性力学的基础理论,阐述了电机转轴反弯校直的基本原理,并进行了可行性和可靠性分析。
It explains the basic principles of op-bending straightening motors axis and USES the reliable analyses and possible analyses.
根据正交切削特点建立了有限元模型,应用弹塑性力学讨论了切削变形区的弹、塑性阶段的应力、应变状态。
Establish finite element model, and use elastic - plastic mechanics to discuss stress-stain state of elastic and plastic deformation in cutting zone.
本文根据弹塑性力学模型,提出了单桩等效极限位移的概念,并结合桩的静载试验成果,对其进行了分析探讨。
Based on the model of elastic-plastic mechanics, this paper presents the conception of equivalent ultimate settlement of single pile, which is studied with results of static loading tests on piles.
基于动力学和弹塑性力学理论,采用轴对称有限单元法系统地分析了软土地基上半刚性基层沥青混凝土路面结构体的工作性状。
On the basis of the theory of dynamic mechanics and elastic-plasticity mechanics, the asphalt pavement of semi-rigid subbase on the soft clay ground is analyzed using the axisymmetric FEM.
根据弹塑性力学及围岩-支护相互作用原理,分析了竖井稳定性,推导了竖井围岩与支护的应力、位移以及支护厚度的计算公式。
Based on plastoelasticity mechanics and surrounding rock-supporting principle, the stability of shaft was analyzed, and calculation formula of stress, displacement and support thickness were derived.
采用弹塑性有限元方法,建立了套管接头磨损拉伸与抗内压的有限元力学模型。
By using the elastoplastic finite element method, mechanical model for wear tension and internal pressure resistance of casing joints is set up.
在3c级断裂评估中,J积分是一个非常重要的参量,也是研究弹塑性断裂力学的重要内容之一。
In the fracture assessment of 3c, J-integer is a very important parameter, which is also an important contents in the elastic-plastic fracture mechanics.
根据弹塑性有限元理论,建立了膨胀套管和膨胀心头的力学模型。
The mechanical models for bulged casing and expandable body are set up based on elastoplastic finite element theory.
采用显式动力学弹塑性有限元方法,对平板轧制过程中咬入阶段的非稳定变形进行了数值模拟。
With the dynamic explicit elastic plastic finite element method, the unsteady deformation of the bite stage in slab rolling was simulated.
推导出不同于弹塑性岩石的力学方程式。
Mechanics equations which differed from elastic-plasticity rock are obtained.
本文利用弹-粘-塑性材料力学模型,对动态扩展裂纹尖端的指数奇异性和对数奇异性进行了渐近分析。
An elastic viscoplastic material model was adopted to the asymptotic analysis on power law and logarithmic singularity of dynamic growing crack tip.
首先根据室内测试和岩体力学参数估算结果,运用摩尔-库仑破坏准则计算边坡岩体的破裂角;其次,运用弹塑性有限元数值模拟方法进行了变形破坏规律研。
First, according to the results of tests in laboratory and evaluation of rock mechanical parameters, slope rock mass failure angles are calculated based on Mohr Coulomb criteria; Secon.
另外在研究弹塑性有限元法和力学知识基础上,利用大型有限元分析软件ANSYS对连续钢梁进行弹塑性分析,使塑性设计法的理论依据得以验证,并使认识更为直观。
Besides that, on the basis of studying the elastic and plastic finite element method and mechanics knowledge, the paper analyze a steel continuous beam by the large analysis software ANSYS.
对二维弹塑性流体力学有限元计算中的非结构三角网格,提出了一种简单、实用的全自动网格重分方法。
A simple and useful fully automatic grid rezoning method, for unstructured triangular grids in the 2d finite element computation of elastic plastic fluid mechanics, is presented.
本文结合试验研究的成果,建立了新型空心螺栓球节点弹塑性分析的简化力学模型。
Combined with experimental results, a simplified mechanics model for the elastoplastic analyze of the new type of hollow ball bolted joint is built in the paper.
以二维弹性力学自然边界积分方程法为基础建立了二维弹塑性问题的自然边界积分方程。
Based on the natural boundary integral equation for two dimensional elasticity, a corresponding elastoplastic formulation is presented in this paper.
以二维弹性力学自然边界积分方程法为基础建立了二维弹塑性问题的自然边界积分方程。
Based on the natural boundary integral equation for two dimensional elasticity, a corresponding elastoplastic formulation is presented in this paper.
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