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无机聚合物混凝土应力-应变全曲线试验研究
Experimental study on stress-strain curves of inorganic polymer concrete
【摘要】 通过对无机聚合物混凝土材料进行基本力学性能试验,就其弹性模量、泊松比及应力-应变全曲线进行了试验研究与探讨。试验结果表明:IPC40相比于相同强度等级的普通混凝土的弹性模量小11.8%,泊松比大22.2%,轴压试验的峰值应变值也高于普通混凝土。试验得到的应力-应变全曲线与采用的分段式模型吻合较好,为无机聚合物混凝土的力学性能研究提供参考。
【Abstract】 Basic on mechanical properties experiment of inorganic polymer concrete(IPC),studied and discussed its elastic modulus,Poisson’s ratio and stress-strain curve.It is shown by the test results that the elastic modulus of IPC40 is 11.8% lower and the Poisson’s ratio is 22.2% higher than the same level ordinary concrete,the peak strain values of the axial compression experiments is also higher than that of ordinary concrete.Moreover,the stress-strain curve according to the experiment match well with segmented model,it can provide a reference for the research on mechanical properties of inorganic polymer concrete.
【Key words】 inorganic polymer concrete; experimental study; stress-strain curve; curve fitting;
- 【文献出处】 混凝土 ,Concrete , 编辑部邮箱 ,2013年11期
- 【分类号】TU528.01
- 【被引频次】7
- 【下载频次】243