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Yang Bin.The Applications of FLAC in Deformation Analysis on Compound Soil Nailing Support[J]. FLAC在复合土钉支护变形分析中的应用[J].;建筑科学
Using the combined deformation analysis method, the author mache an analysis of tapered bit forced in operating. 本文采用组合变形的分析方法，对锥体连接钎头工作时进行受力分析；
In this paper, the application of Discontinuous Deformation Analysis (DDA) method to the dynamic stability of a rock slope is discussed with a practical engineering example. 摘要基于块体系统非连续变形分析计算模型，结合工程实例分析岩质边坡块体的动态稳定性。
Among all the numerical analysis methods, the Discontinuous Deformation Analysis (DDA) method is an efficient method with high accuracy. 在解决岩土工程非连续变形问题的数值方法中，非连续变形分析方法（DDA）无疑是一种高效、精确的算法。
While, their influences are systematic, which needs a special attention when GPS results are applied to crustal deformation analysis. 同时，相对于原模型、方法、框架，其影响也可能是系统性的，在将GPS定位结果应用于地壳形变分析时尤为值得关注。
Combining with the relative movement parameters, a deformation analysis method of successive approximations is presented. 结合相对运动参数，提出了一种逐渐趋近的变形分析方法。
On the other hand, there are discontinuous deformation analysis methods such as DDA and DEM, which are on the basis of the blocky theory and the assumption of discrete media. 另一方面则是以非连续变形分析(DDA)与离散单元法(DEM)为代表的基于块体理论、离散介质假说的完全非连续性分析方法。
From the deformation analysis of one single limb of the 3-PPRR 3-DOF reducible translational parallel mechanism, the stiffness model of the mechanism is set up. 摘要从3-PPRR三自由度可约移动并联机构的单分支受力变形入手，分析了整个机构的刚度，建立了刚度模型。
Discontinuous deformation analysis (DDA) method is a newly developed numerical method that can be used to perform deformation analysis of jointed rock mass. 非连续变形分析方法(DDA)是近年来发展起来用于分析裂隙岩体的一种较好的数值计算，其以新颖的思想、先进的数值技术，得到了学术界的认可和广泛关注。
Fourthly, deformation analysis of subsoil;deformation characteristics analysis;settlement computation method and design method for deformation stabilization. 四、废黄河泛滥区地基土的变形分析：变形特征分析、沉降计算方法和变形稳定设计方法。
Based on the discontinuous deformation analysis(DDA),the stability of the high rock slope behind the power house of Jiudianxia hydroelectric station was studied. 应用非连续变形分析(DDA)对九甸峡水电站厂房高岩体高边坡进行了稳定性分析研究,建立了DDA块体系统分析模型。
The simplex integration formula presented by Genhua Shi gives analytical solution and is widely used in the discontinuous deformation analysis and the numerical manifold method. 石根华提出的单纯形积分是一种精确积分,被广泛应用于非连续变形分析和数值流形法中。
The deformation analysis and the theoretical resolution on the precision necking of the cylinder were made.The mecking parameters were studied by numerical simul... 并对圆筒精密缩径进行了变形分析和理论解析,采用数值模拟和实验方法研究了缩径成形参数,优化了工艺设计。
And NMM is a promising numerical method to solve both the continuous and discontinuous deformation problem of rock mass and to unify the finite element method(FEM),discontinuous deformation analysis(DDA) and analytic method. 主要研究了基于有向图理论的流形元系统节点编码的优化、对应稀疏矩阵的压缩存储与流形元总体控制方程的动态连通性分析、分片直接求解法及流形元接触的开一合迭代方法，并开发了对应的e++类(elass Solver)。
Based on the general principle of DDA,discontinuous deformation analysis,and the engineering geologic characteristics of Xintan landslide,the numerical simulation is carried out by DDA on the movementprocess of Xintan landslide. 简要介绍了非连续变形分析的基本原理,分析了新滩滑坡的工程地质特征和发展变化特征,并用非连续变形分析的方法对该滑坡运动的全过程进行了数值模拟,明确了其时空变化规律。
Furthermore, ANASYS stress and deformation analysis of the ball with complicated structure is made, and the requirements of sealing and fire-proof and switching of the valve are considered in the structural design. 对其中结构复杂的球体进行了ANSYS应力和变形分析计算,在结构设计中,充分考虑了球阀的密封、防火、启闭传动及制造工艺的要求。该产品最终按照APISpec6D(20版)《管线阀门规范》进行试验验收,其各项指标均达到设计要求。
In this paper, using discontinuous deformation analysis, we simulate numerically the processes of the 1975 Haicheng earthquake and the 1999 Xiuyan earthquake in the tectonic environment of North China where blocks restrict each other by DDA+FEM. 用非连续变形分析方法(DDA+FEM); 数值模拟了华北地区各地块相互制约构造环境中发生的1975年海城地震及1999年岫岩地震的过程.
Based on FEM, MUFEM combines the main advantages of DDM (Domain Decomposition Method) and DDA (Discontinuous Deformation Analyses). MUFEM以有限元方法为基础，综合区域分解法（DDM）和非连续体变形分析方法（DDA）的主要优点。
In this paper,Discontinuous Deformation Analysis(DDA) method is applied to study the gradual failure and the movement process of mine slope,it is obvious that DDA is a valuable method to study the stability of mine slope. 用不连续变形分析（DDA）方法探讨了矿山边坡的渐进性破坏和运动的动态过程，认为DDA方法是研究边坡稳定性的很有价值的数值方法。
This paper introduces the principles and analysis method of how to determine the terrestrial stress using the archeomagnetism measurement combined with differential deformation analysis. 介绍了古地磁测试结合差应变分析确定地应力参数的基本原理以及分析方法。