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.
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.
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.
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.
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.
采用弹粘塑性力学模型,对扩展裂纹尖端的应力和应变场进行了渐近分析。
An elastic_viscoplastic model is adopted to investigate asymptotically the stress and strain fields at a propagating crack_tip.
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.
针对旧污水沉降罐在安装刮泥机后的受力可靠性问题,建立了简化力学模型和三维弹塑性有限元模型。
The simplified mechanical model and three-dimensional elastic-plastic finite element models was found to analyze the reliability of sewage settling tanks equipped with scraping sludge machine.
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.
通过与传统的黏塑性和改进的黏塑性模型结果的对比分析,进一步验证了黏弹塑性模型在中小尺度海冰动力学模拟中的可靠性。
The new constitutive model is further applied to simulating ice dynamics of the Bohai Sea and compared with the traditional VP, and modified VP models.
运用多刚体系统动力学及接触冲击理论建立了节理岩体弹塑性动态本构模型。
In this paper, a elastic-plastic dynamical constitutive model on jointed rock masses under blasting load is established with the help of the multiple rigid-body dynamics and contact-impact theory.
建立了一种土壤非线性力学模型,可以反映土壤弹塑性变形和振动轮跳振等不同压实阶段特点。
This paper advances a nonlinear dynamic model dealing with the jump vibration for the drum of a vibratory roller.
在结构力学分析方面,以往的研究多是建立弹性或者弹塑性模型来研究格栅对沥青路面应力及弯沉的影响。
In the structural mechanical analysis, previous research is more to establish elastic or elastic-plastic model to study the grid reinforced effect on pavement stress and deflection.
在结构力学分析方面,以往的研究多是建立弹性或者弹塑性模型来研究格栅对沥青路面应力及弯沉的影响。
In the structural mechanical analysis, previous research is more to establish elastic or elastic-plastic model to study the grid reinforced effect on pavement stress and deflection.
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