累积损伤方法在复合材料接头研究中的应用
Application of Progressive Damage Method on Bolted Joints in Composite Laminates
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摘要: 累积损伤方法已被广泛应用于复合材料的各种结构损伤分析及强度预测中.对累积损伤方法在纤维增强复合材料机械连接接头性能研究中的应用进行了分析论述,主要包含应力分析中的有限元建模、失效判定准则及损伤过程中材料性能退化三大部分.并对该分析方法在今后研究的动向进行了展望.Abstract: The progressive damage method has been widely applied to analyze damage accumulation and predict strengths of all kinds of composite structures.This paper gives a review on the progressive damage analyses applied to mechanically fastened joints in fiber-reinforced composite materials,including the components of stress analysis,failure analysis and material property degradation.The future work is also discussed.