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简单拉伸下高聚物粘结炸药的损伤测量及损伤演化研究

DOI: 10.11858/gywlxb.2000.03.008, PP. 203-208

Keywords: 高聚物粘结炸药,损伤演化,本构关系

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Abstract:

在简单拉伸载荷下高聚物粘结炸药呈现出非线性力学行为,这种非线性特性是由于材料内部损伤的演化和发展所致。采用弹性模量下降法测量了高聚物粘结炸药的损伤变量,据此建立了这类材料的损伤演化方程和本构关系,理论结果与实验结果吻合,并进一步讨论了高聚物粘结炸药的损伤度量方法和损伤特性。

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