The effects of the FEM model,the layer sum of CFRP and the U shape hoop to the interfacial stresses are emphatically studied.
重点研究了有限元计算模型、碳纤维片材层数以及U形箍对粘接界面应力的影响。
参考来源 - 碳纤维片材加固混凝土梁中粘结界面应力的有限元分析Results show that the existed elastic closed-form solutions could not be used for predicting interfacial stresses distribution when creep occurs. Improved solution with con-sideration of creep effect should be given.
研究发现现有线弹性解析解均不能预测蠕变条件下的双层结构界面应力分布,需进一步考虑蠕变因素修正。
参考来源 - 多层结构的蠕变行为及焊锡钎料力—电蠕变实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The analysis results indicate that initial prestress can affect the peak value of the interfacial stresses.
研究结果表明，初始预应力对界面应力最大值有较大影响。
The effects of the FEM model, the layer sum of CFRP and the U shape hoop to the interfacial stresses are emphatically studied.
重点研究了有限元计算模型、碳纤维片材层数以及U形箍对粘接界面应力的影响。
The available calculation for the interfacial stresses is established on the basis of the elastic theory, assuming the stresses over the depth of the adhesive as constants.
目前，已有的计算界面应力公式都是在弹性理论基础上假定应力沿胶层厚度为常量，并且，忽略了板条端部的应力奇异现象而得到的。
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