Experimental and numerical studies of impact on filament-wound composite cylinder

查看全文 作　　者：Qiaoguo [1]Wu;Xuedong [1]Chen;Zhichao [1]Fan;Yong [1]Jiang;Defu [1]Nie

机构地区：[1]National Safety Engineering Technology Research Center for Pressure Vessels and Pipelines, Anhui Key Laboratory of Composite Technology for General Machinery, Hefei General Machinery Research Institute, Hefei 230031, China

出　　处：《Acta Mechanica Solida Sinica》索引2017年第30卷第5期,共10页

基　　金：supported by National Natural Science Foundation of China (no.:51305122);National Key Research and Development Program of China (no.:2016YFC0801902);Anhui Provincial Natural Science Foundation (no.:1608085ME111);Anhui Province Scientific and Technical Problem Tackling Plan (no.:1604a0902163) 摘　　要：This study focused on the impact behavior of carbon-fiber-wrapped composite cylinders subjected to impact from flat-ended,hemispherical-nosed and conical-nosed impactors.Damage morphologies of the cylinders and mechanisms of the damage were analyzed.Change laws of the maximum impact forces,durations of impact processes and energies absorbed by the cylinders after impact with different impactors and impact energies were obtained.A finite element model was developed and the simulation results were in reasonable agreement with the tests.Finally,taking the flat-ended impactor as an example,stress distributions of the cylinders under pressurization and impact were discussed. 关键词：合成柱体测试的影响数字模拟损坏行为影响曲线

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Experimental and numerical studies of impact on filament-wound composite cylinder

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