The probabilistic creep damage model would provide the effective means to assess the reliability of the high temperature components.
蠕变损伤的概率计算将为高温构件可靠性评估奠定基础。
Creep test data of granite at different temperatures are used to carry out the identification of the creep damage model; and the creep parameters are obtained.
通过不同温度下花岗岩的蠕变试验数据对建立的蠕变损伤模型参数进行识别,得到不同温度下蠕变损伤模型的材料参数。
Subsequently nonlinear creep damage model under limit state analysis is expatiated due to increasingly paying attention to nonlinear creep effect in civil engineering field.
另外由于非线性徐变效应日益引起工程界的重视,重点论述了用于结构极限状态分析的非线性徐变破坏(损伤)模型。
Based on the principal of probabilistic calculation and deterministic solution of creep damage of high temperature components, the probabilistic model of creep damage was obtained.
文中根据概率计算的基本原理和高温构件蠕变损伤确定性解,得到蠕变损伤的概率方程。
A numerical model to simulate isotropic, coupled creep elastoplastic damage constitutive behavior at finite strain is proposed in the present work.
本文提出了一个模拟有限应变下各向同性蠕变-弹塑性-损伤耦合本构行为的数值模型。
This paper presents a finite element model of local damage in creep and provides the threshold strain for damage elements.
建立了蠕变局部损伤法模型,并给出单元进入损伤态的判据和失效的临界拉伸应变条件。
A creep and fatigue damage model has been presented to explain fatigue test results. There is excellent consistency between the predicted and experiment data.
本文的算例表明,所提出的修正模型能够成功分离出试验结果中的蠕变损伤和纯疲劳损伤。
A two damage variable creep constitutive model has been presented for the strength and life of nickel base single crystal superalloy turbine blades.
本文提出双参数蠕变损伤模型用以模拟镍基单晶合金叶片的强度和寿命。
It showed that the constitutive model could be used to simulate mechanical characteristics of rock salt such as creep and damage properties.
其结果表明,此模型能够较好地应用于盐岩的模拟分析。
It showed that the constitutive model could be used to simulate mechanical characteristics of rock salt such as creep and damage properties.
其结果表明,此模型能够较好地应用于盐岩的模拟分析。
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