...蠕变损伤模型[gap=1721]s: tunnel roof; different modulus in tension and compression; horizontal stress; creep damage model...
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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。
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