FRP作为一种新型人工复合材料,因其强度高、密度小、施工简便、耐腐蚀性高、不增加构件截面尺寸等优点,被广泛应用于土木工程结构加固中.FRP约束混凝土本构关系、极限抗压强度、极限应变等力学参数是进行结构强度补强和延性加固的前提和基础.为使FRP约束混凝土更好地应用于工程实践,基于有限元分析手段和国内外近10年来关于FRP约束混凝土的试验研究与分析成果,深入分析和研究了约束比、混凝土柱截面形状、尺寸、强度、FRP用量、模量、FRP强度以及延伸率对FRP约束混凝土力学性能的影响.
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