基于不可逆过程热力学，用连续介质力学的方法建立了一个混凝土正交各向异性损伤模型。
In this paper, an orthotropic damage model for concrete is developed within the general framework of continuum thermodynamics for irreversible process with internal variables.
运用连续损伤力学和细观损伤力学理论，建立了适用于水射流破岩全过程分析的岩石损伤模型以及宏细观损伤的耦合模式。
The rock damage model and the damage-coupling model suited to analyze the whole process of water jet breaking rock were established with continuum damage mechanics and micro damage mechanics.
引入了自洽法有效弹性模量，建立了爆破作用的岩石损伤的全过程模型。
And with the introduction of the Modulus of Elasticity from Budiansky method, the general damage model of rock blasting is established in the paper.
将数字图像处理煤体表面得到的初始损伤参数引入所建立的模型中，得到了相应受力状态下的裂纹起裂、扩展破坏过程。
Introducing the initial damage parameters of coal surface obtained by digital image processing in model, got the failure process corresponding stress state under the crack initiation and expansion.
结果建立一种适合低周期反复荷载作用下的损伤模型，并进行了损伤与弦转角的关系分析，从而对其损伤机理、损伤过程及损伤的影响因素有更进一步的了解。
The damage model has been made and the analysis of the relation damage and turn Angle has been studied to give a better understanding of the damage theory, damage course and damage effect factors.
在考虑岩石冲击损伤过程的声波衰减规律及其与能量耗散率关系的基础上，建立新的岩石爆破损伤模型。
Considering the relationship of the attenuation of wave and damage energy dissipation, a new rock damage model is developed for rock blasting.
基于损伤力学理论，建立了沥青路面反射裂缝问题的损伤力学守恒积分，证明了在反射裂缝形成过程中应变能密度的守恒性。
The conservative integral of damage mechanics for the reflective cracking in asphalt pavements is established based on the elastic damage theory developed by the authors.
最后，本研究分析了应力控制模式下沥青混合料疲劳试验过程中的损伤演化规律，建立了单位加载疲劳损伤率与疲劳寿命之间的关系式。
Finally, this study analysised the asphalt mixture fatigue damage evolution process of stress control mode and established a relationship between unit load fatigue damage rate and the fatigue life.
阐述了利用神经网络建立结构损伤辨识系统的过程 ，并对系统建立过程中训练样本的选取和预处理问题进行了说明。
Using this method, a damage identification system of reinforced concrete board structure is set up, and the results of identification show that the system is available.
在建立整体模型的过程中，通过比较分析，选取了位置权重系数和损伤值权重系数二者组合的形式作为结构层损伤权重系数。
The combination of location weighting coefficient and damage index was used as structure story damage weighting coefficient to establish the global damage model by comparison and analysis.
建立了这两个区域的损伤断裂准则和裂纹尖端的损伤局部化模型，可以更好地反映爆生气体作用下裂纹扩展的实际过程。
The damage and fracture criterions and the damage localization models at the crack tip are individually established, which can better realize the true process...
建立了这两个区域的损伤断裂准则和裂纹尖端的损伤局部化模型，可以更好地反映爆生气体作用下裂纹扩展的实际过程。
The damage and fracture criterions and the damage localization models at the crack tip are individually established, which can better realize the true process...
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