变形固体

在变形固体相互作用的问题中，某些物理量之间的关系确定，经常被转化为积分方程的数学表达。

In the interaction problem of different parts of solid , the relation of some physics factors ′ determining is often transformed to the mathematics expression of integral equation .

图形变形法在固体火箭发动机设计优化中的应用

Graph Morphing applied in design optimization for solid rocket motor

基于图形变形法的固体火箭发动机优化设计

Design optimization for solid rocket motor based on graph morphing

1基于固体变形理论与固体表面能理论，建立煤基质收缩或膨胀变形与煤裂隙渗透率和孔隙度关系的数学模型。

The acquired achievements are as follows : On the basis of the theories of solid deformation and solid surface energy , developing a coal matrix shrinkage model that indicates the effects of the deformation of coal matrix shrinkage on the porosity and permeability of fractures .

在连续介质力学的框架内给出了有限变形孔隙热弹性固体的基本方程，得到有限变形孔隙热弹性体的泛函，建立了相应的广义Hamilton型变分原理和数学模型。

Based on continuous mechanics , fundamental equations and functional for thermoelastic solids with voids under the finite deformation are given . Then the relevant generalized Hamilton variational principles and mathematical models of thermoelastic solids with voids are derived .

主要的工作如下：1、建立了有限变形孔隙热弹性固体的广义变分原理及相应的数学模型。

The generalized variational principles and relevant mathematical models of thermoelastic solids with voids under the finite deformation are presented .

岩石变形和破坏方面的理论可以分成两个基本方向：变形固体的经典力学和位错理论。

The theories on deformation and failure of rock are basically grouped into two . One is the classic dynamics of deformed solid , and the other is dislocation theory .