These models can reflect the behaviours of damage softening, elastic stiffness degradation and shear dilatancy.
这个模型能够反映节理面的损伤弱化,扩容和弹性刚度劣化等复杂特性。
Further more, a damage softening constitutive model is set up in which the effect of fiber reinforcing and strain-rate hardening are considered.
并建立了一种包含纤维增强效应和应变率增强效应在内的损伤本构模型。
Based on the above results, the damage softening statistical constitutive models for combined specimen with rock and shotcrete before and after freezing-thawing are established.
在此基础上,建立冻融前后组合试样的损伤软化统计本构模型。
Mechanism of damage of clay pot for utensil glass melting, such as softening deformation at high temperature, corrosion by molten glass, crack by thermal shock, etc was studied.
对熔化器皿玻璃等的粘土质坩埚使用中的高温软化变形、玻璃液侵蚀、热震开裂等损毁机制进行了分析研究。
The dilation and softening characteristics of natural expansive soil while shearing under low net mean stress and suction are mainly caused by the evolution of damage structure.
原状膨胀土在吸力和净围压较低时的剪胀和软化特性主要是由于结构损伤的演化引起。
The main factors such as pressure, the third invariant of stress tensor, strain hardening and softening, stain rate and tensile damage have been taken into account in the constitutive model.
该本构模型全面考虑了压力、应力第三不变量、变形的硬化和软化、应变率强化以及拉伸损伤等各个影响因素。
In the fracture study of softening materials, the damage area of crack tip is regarded as a piece of nonlinear crack with cohesive force.
在混凝土类软化材料断裂研究中,裂纹端部损伤区被简化为具有黏聚应力分布的非线性裂纹,该黏聚力对裂纹扩展有阻抗作用。
This paper also presents several rock damage model reflecting the softening and joint behaviour of rock masses in addition to the introduction of meso and statistical models.
文内除了列举几种反映岩体软化及节理裂隙性质的损伤模型外,还介绍了细观与统计损伤模型。
The influences of softening modulus and elastic modulus on local damage variable rate depend on the flow stress level.
降模量及弹性模量对局部损伤变量率的影响取决于流动应力的大小。
The relationship between maximum local damage variable at the center of the band and flow tensile stress becomes flat as softening modulus increases or the elastic modulus decreases.
增加降模量或降低弹性模量,局部损伤变量最大值-流动应力的关系趋于平直。
The declining and the function-losing, damage and softening, are the mechanical characteristics of rock bolts in roadways with large deformation.
论述了锚杆阻力下降和失效是大变形巷道锚杆支护所具有的基本规律。
The declining and the function-losing, damage and softening, are the mechanical characteristics of rock bolts in roadways with large deformation.
论述了锚杆阻力下降和失效是大变形巷道锚杆支护所具有的基本规律。
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