活性粉末混凝土力学性能研究现状

Research on the mechanical properties of reactive powder concrete:a review

活性粉末混凝土是一种超高性能水泥基复合材料,由于性能优异其应用前景十分广阔。以国内外活性粉末混凝土力学性能研究结果为基础,总结分析了活性粉末混凝土的受压力学特性,包括:单轴受压本构方程、动力受压应力-应变特性、静力受压弹性模量等;受拉力学特性,包括:抗折强度、劈拉强度、轴心受拉力学性能;断裂性能;多轴力学性能以及力学性能影响因素的研究现状。并根据目前研究存在的问题,提出了力学性能的研究方向。

Reactive powder concrete is a high performance cement base composite material, due to its excellent performance, it is hav- ing a broad application prospects.With the foundation of domestic and overseas research results, the compressive mechanical properties, in- cluding constitutive equations under uniaxial compression, dynamic stress-strain behavior and static compression elastic modulus;tensile mechanical properties, including flexural strength, splitting tensile strength, axial tensile mechanical properties; fi＇acture behavior, multiaxi- al mechanical properties and influence factors of mechanical properties are summarized and analyzed.According to existing problems, the future prospects of research are suggested.