The debonding failure models of RC beam strengthened with FRP are theoretically analyzed. It is pointed out that interface shear stress concentration is the main cause to lead to debonding failure.
对纤维布加固混凝土梁发生粘结剥离破坏进行了理论分析，发现其破坏原因主要是界面间产生应力集中；
In this paper, a group of new models and the formulas for calculating the debonding strength of interface are presented based on the predictions of a mesoscale finite element model.
本文根据作者提出的细观单元有限元研究的结果，建议了一组新的界面本构模型以及界面剥离强度计算公式。
Abstract: the debonding behavior in the interface between FRP sheet and concrete is a key problem for the application of FRP.
摘要：FRP布与混凝土界面的粘结性能是粘贴FRP布加固混凝土结构中的关键问题。
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