1) FEM strength reduction dynamic analysis method
有限元强度折减动力分析法
2) FEM back-analysis from instability-strength degradation
有限元失稳-强度折减反分析
1.
According to the problem of failure and instability in roadbed and cutting engineering of underground karst cavity,on the basis of inhomogeneous elastic damage model,this thesis propose the FEM back-analysis from instability-strength degradation,to describe inhomogeneity of material suppose that the material parameter obeys statistical distribution.
针对地下溶洞路床路堑工程变形与失稳问题,本文提出了基于非均质弹性损伤模型的有限元失稳-强度折减反分析法,认为材料参数服从统计分布来描述材料的非均匀性。
2.
According to the problem of failure and instability in subgrade engineering,on the basis of inhomogeneous elastic damage model,in this paper FEM back-analysis from instability-strength degradation is propose,which suggests that the material parameter obey statistical distribution and it is used to describe the inhomogeneity of material.
针对路基工程变形与失稳问题,本文提出了基于非均质弹性损伤模型的有限元失稳-强度折减反分析法,认为材料参数服从统计分布,并以此来描述材料的非均匀性。
3) strength reduction FEM
有限元强度折减法
1.
Application of strength reduction FEM to stability analysis of diversion tunnel plug;
有限元强度折减法在导流隧洞堵头稳定性分析中的应用
2.
The Analysis of Loess High Embankment Stable Question by the strength reduction FEM;
有限元强度折减法验算黄土高路堤边坡稳定性
3.
Discussion on strength reduction FEM in geotechnical engineering;
对岩土工程有限元强度折减法的几点思考
4) strength reduction finite element method
有限元强度折减法
1.
Application of strength reduction finite element method to road tunnels;
有限元强度折减法在公路隧道中的应用探讨
2.
The strength reduction finite element method is applied to mining.
利用ANSYS对水平煤层条带开采进行了二维有限元强度折减法数值模拟研究,分析了条带开采中开采宽度对地表的影响,并用安全系数的大小来判断开采后的稳定性,从而为地下工程实践提供依据。
3.
The seepage force of soil elements is calculated to supersede the pore-pressure around one element to analyze the stability of soil slope under seepage through strength reduction finite element method.
基于二维无压稳定渗流基本原理,采用改进的单元渗透系数矩阵调整法模拟边坡渗流场,计算了土体单元的渗透力;以渗透力代替单元周边的孔隙水压力,采用有限元强度折减法分析渗流作用下边坡的稳定性。
5) FEM strength reduction method
有限元强度折减法
1.
In this paper, FEM strength reduction method, proposed by Zheng Yingren, are applied to search critical failure surface, so that it can helps to solve the design and work problem caused by the inexact position of the critical failure surface.
针对目前诸多岩质高边坡稳定性评价方法都难以准确确定边坡失稳破坏时产生的最危险滑动面位置这一难题,本文沿用郑颖仁院士提出的有限元强度折减法这一思路,对岩质高边坡失稳破坏的最危险滑动面进行搜索,以便解决由滑动面位置不确切引起的工程设计与施工问题。
6) strength reduction FEM
强度折减有限元法
1.
Based on the analysis of the characteristics of segment K207+690～830 slope of Huangling-Yan an highway,the stability of the slope,affected by rainfall infiltration,is contrastively studied by means of surplus thrust force method,limit equilibrium theory and strength reduction FEM.
在分析黄陵—延安高速公路K207+690~830段边坡特征的基础上,分别用剩余下滑力法、极限平衡法和强度折减有限元法,对在降雨入渗作用下该边坡的稳定性进行了对比分析,提出了针对该边坡特点的重力式挡土墙和疏排地表水相结合的滑坡综合治理方案;用SLOPE/W法对治理后边坡稳定性模拟分析认为,边坡安全系数得到很大提高,治理效果明显。
2.
The shear strength reduction FEM has been combined with the large finite element software ABAQUS,which has the strong functions to handle the calculated results.
将强度折减有限元法与ABAQU S软件相结合,充分利用ABAQU S软件强大的后处理功能,动态显示广义塑性应变和塑性区的开展情况,以此对边坡稳定性进行判定。
3.
Engineering behavior of subgrade embankments on sloped weak ground based on strength reduction FEM;
运用强度折减有限元法,研究随着路堤填筑施工的进行,斜坡软弱地基填方工程的变形与稳定性变化情况,重点比较斜坡软弱地基填方工程与水平软弱地基填方工程的特性,分析放缓路堤边坡与设置反压护道对填方工程的影响,探讨复式滑面出现的可能性。
补充资料：有限
1.有限制;有限度。 2.指数量不多;程度不高。 3.哲学范畴。指有条件的﹑在空间和时间上都有一定限制的﹑有始有终的东西。相对于"无限"而言。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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