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3DHi-Nicalon/SiC复合材料室温三点弯曲强度分布

, PP. 130-133

Keywords: Hi-Nicalon/SiC复合材料,弯曲强度,Weibull分布,Kolmogorov检验

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Abstract:

根据3DHi-Nicalon/SiC复合材料室温三点弯曲强度实验数据,以Weibull分布为假设分布,采用图解法结合逐步回归优选法进行参数估计,探讨了该复合材料的弯曲强度分布。并根据Kolmogorov非参数检验,对假设分布进行了检验。结果表明:该3DHi-Nicalon/SiC复合材料室温三点弯曲强度可以采用σu=0,Weibull模数m=8.1545的两参数Weibull分布表征,能够采用求解的Weibull分布很好地预测该3DHi-Nicalon/SiC复合材料的室温弯曲强度。

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