混凝土断裂力学

岩石、混凝土断裂力学在国内的进展

The Development of Fracture Mechanics for Rock and Concrete in China

我国混凝土断裂力学研究的部分新进展

The state of current researches of fracture mechanics of concrete in China

混凝土断裂力学虚拟裂缝模型的半解析有限元法

Semi-Analytical Finite Element Method for Fictitious Crack Model in Fracture Mechanics of Concrete

超声技术在混凝土断裂力学试验中的应用

Application of supersonic technique in fracture test of concrete

活性粉末混凝土断裂力学性能

Fracture mechanical properties of reactive powder concrete

混凝土断裂力学是20世纪60年代基于金属断裂力学的基本理论基础而发展起来的固体力学分支。

Mechanics of Concrete Fracture is a new branch of solid mechanics which arose in 1960 's.

混凝土断裂力学及其研究现状

Progress in Mechanics of Concrete Fracture

综述了断裂力学及混凝土断裂力学的产生和发展，对国内外研究混凝土断裂力学的现状进行了介绍和讨论。

This paper makes a survey of the emergence and development of mechanics of fracture and mechanics of concrete fr.

复合型变形条件下裂纹尖端的起裂准则一直是混凝土断裂力学研究的一个重要问题。

The fracture criterion of the crack tip mixed mode deformation has been one of the important problems of fracture mechanics of concrete .

这里讨论的也是该学科的主要问题&岩石断裂韧性。最后概述了岩石、混凝土断裂力学在水利水电工程、工业民用建筑和矿山工程中的应用。

And ( 4 ) the application of fracture mechanics for rock and concrete to water conservancy and hydroelectric engineering , civil engineering as well as mining engineering .

针对这一问题，本文运用混凝土断裂力学理论，充分考虑裂缝尖端的奇异性，采用基于应力强度因子的断裂准则，作为裂缝开裂的评判标准。

To solve this problem , the article chose the criteria based on the theory of stress intensity factor as the criteria of the crack split by using the fracture mechanics theory of concrete and considering the singularity on the crack tip .

在一系列理论分析与实验观察的基础上，提出了一个新的钢纤维混凝土材料断裂力学模型，给出了一些有工程实用价值的结论。

Based on a series of theoretical analysis and experimental observation , a new fracture mechanics model of steel fiber reinforced concrete materials is presented , and some conclusions of practical value to engineering application are given at the same time .

带裂缝钢筋混凝土板的断裂力学分析

Analysis of Reinforced Concrete Plate with Cracks by Fracture Mechanics

模型材料石膏具有与混凝土相似的断裂力学特性。

The features of fracture mechanics of plaster as the model material are similar to those of the concrete .

结合混凝土材料科学、断裂力学的相关研究理论，分析了混凝土孔隙对弹性模量和断裂表面能的影响，对Griffith断裂理论进行了修正，进而提出了混凝土孔结构复合体模型。

Analysis results of the influence of porosity on surface energy and elasticity modulus , and the fixed Griffith fracture theory were applied to set up the compound-body model of pore structure .

钢纤维混凝土断裂过程测试与力学性能

Measurement on fracture process and analysis on mechanical performance of steel fiber reinforced concrete

混凝土断裂机理和断裂力学&第五次国际断裂会议综述Ⅱ

The mechanisms and mechanics of concrete fractube & a review of the 5th International Conference on fracture ⅱ

采用扫描电镜（SEM）和体视显微镜观察单颗粒金刚石切削混凝土沟槽表面形貌和切屑形态，并结合混凝土的特性及断裂力学性能，分析研究了混凝土材料的切削加工机理。

The topographies of cutting grooves and cutting chips were observed by means of scanning electronic microscope , and sawing mechanism of concrete was analyzed , based on the properties and fracture mechanics of concrete .

文中给出的混凝土材料声发射率这一参数的突变点，对混凝土材料的断裂力学研究有重要意义。

The catastrophe point of the AE rate of concrete material given in this paper is importal for the fracture study .