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- Hexahedral meshes were chosen as te cover system for 3-dimensional numerical manifold method(3D NMM). 该文采用长方体单元作为三维数值流形方法的数学覆盖 ;在此覆盖下物理覆盖和物体的交集是刚度矩阵的积分区域 ;采用的是Hammer积分法 .
- The solving equations of numerical manifold method (NMM) used to be formulated by minimum potential energy principle. 以往的数值流形方法都是以最小势能原理或变分原理为基础来建立求解方程的。
- Numerical manifold method (NMM) is a new numerical method with finite cover technology. 摘要数值流形方法(NMM)是一种基于有限覆盖技术的新型数值方法。
- Firstly the detailed introduction of the concept and principle of Numerical Manifold Method (NMM) is provided. 首先详细介绍数值流形方法中有限覆盖和覆盖函数的概念和原理。
- Usually,the governing equations of the numerical manifold method(NMM) are derived from the minimum potential energy principle. 以往的数值流形方法都是以最小势能原理或变分原理为基础来建立求解方程的。
- Usually, the governing equations of the numerical manifold method (NMM) are derived from the minimum potential energy principle. 摘要以往的数值流形方法都是以最小势能原理或变分原理为基础来建立求解方程的。
- Being convenient in adaptive analysis and mesh generation, Numerical Manifold Method (NMM) provides a new approach for the thermal stress analysis. 数值流形法具有自适应分析方便、网格切分容易等优点,为大体积混凝土结构的温度应力仿真计算开避了新的途径。
- 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。
- By introducing rigid plastic constitution relationship, the numerical manifold method (NMM)analyzing system for simulating the metal forming process is put forward. 通过引进刚塑性本构关系,建立了金属成形过程的数值流形方法的分析体系,并研究了金属成形过程模拟中的网格重分问题。
- The Numerical Manifold Method (NMM) is one of important numerical methods to model rock mechanics problems at present. 数值流形方法是目前岩石力学分析的主要方法之一.
- This paper focuses in the Numerical Manifold Method (NMM), aims at the coupling with the Finite Element Method, and studies the implementation of the NMM on common-used FEM meshes. 本文以数值流形方法为主线,以同有限元法相结合为首要宗旨,对在常见有限元网格上数值流形方法的实现开展了研究;
- Created numerical manifold model of fully bonded bar based on the limited cover technology of manifold method, this model is a new numerical model of bolt which use partially analytic displacement pattern. 基于有限覆盖技术,建立了全长粘结杆件的数值流形方法模型。
- By introducing rigid plastic constitution relationship, the numerical manifold method (NMM)analyzing system for simulating the metal forming process is put forward. The remeshing problem for simulating the metal forming process is also studied. 通过引进刚塑性本构关系,建立了金属成形过程的数值流形方法的分析体系,并研究了金属成形过程模拟中的网格重分问题。
- The selections of the weighted factor and the displ acement function in numerical manifold method(NMM)which using high order cover functions are discussed,and the enforcing methods of the essential boundary cond itions are also given in this paper. 讨论了数值流形方法使用高阶覆盖位移函数时权函数、位移函数的选择和位移边界条件的处理。
- Numerical manifold method ( NMM ) 数值流形方法
- Keywords numerical manifold method（NMM）;remesh;metal forming; 数值流形方法;网格重划分;金属成形;
- The numerical manifold method using low-order and high-order cover functions 高低阶覆盖函数混合的数值流形方法
- STABILITY STUDY OF UNDERGROUND CAVERN WITH NUMERICAL MANIFOLD METHOD 基于数值流形元方法的地下洞室稳定性分析
- CONSTRAINTS TREATMENT OF FIXED BOUNDARY IN NUMERICAL MANIFOLD METHOD 岩体工程数值流形方法的固定边界约束处理方法
- Numerical manifold method on eight-node isoparametric element meshes 数值流形方法在八结点有限元网格上的实现
