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SMA增强含损伤智能结构的失效研究

, PP. 120-125

Keywords: 智能结构,损伤,SMA,失效,细观分析,变分原理

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Abstract:

从细观角度出发,运用变分原理着重对形状记忆合金(ShapeMemoryAlloy,SMA)增强含损伤智能结构的热、力学行为进行了分析,给出了含损伤典型单元体的细观位移场、应力应变场的数学描述,建立了SMA增强智能结构界面的失效判据,并通过算例对失效判据进行了直观的几何描述。本文的结果为进一步研究智能结构的完整性提供了相应的理论支持。

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