2024年 01期

冲击荷载下钢筋混凝土梁抗冲击性能研究进展

Research Review on Impact Resistance of Reinforced Concrete Beams Under Impact Loads

摘要(Abstract):

针对冲击荷载下钢筋混凝土梁抗冲击性能研究广泛并取得许多有价值成果的研究现状,对国内外众多学者基于试验、数值与理论等方法开展的大量工作与研究成果进行综述,包括冲击荷载的研究、材料的应变率效应、钢筋混凝土梁的动态响应与破坏机制、设计评估方法;根据钢筋混凝土梁破坏规律与特点,对破坏模式进行归纳总结,并提出基于承载力的破坏模式判别准则;指出未来钢筋混凝土梁抗冲击研究重点应包括冲击荷载的计算、钢筋混凝土梁破坏判别与简化响应计算。

关键词(KeyWords): 冲击荷载;破坏模式;动态响应;钢筋混凝土梁;评估方法;

基金项目(Foundation): 国家自然科学基金项目(52178515);

作者(Author): 张晓燕,杨涛春,王银,谢群,陈文文

DOI: 10.13349/j.cnki.jdxbn.20230524.001

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