| 聚碳酸酯中低应变率范围下动态力学性能研究 |
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| 引用本文： | 葛宇静,白春玉,惠旭龙,舒挽.聚碳酸酯中低应变率范围下动态力学性能研究[J].装备环境工程,2018,15(9):66-70. |
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| 作者姓名： | 葛宇静 白春玉 惠旭龙 舒挽 |
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| 作者单位： | 中国飞机强度研究所结构冲击动力学航空科技重点实验室 |
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| 摘 要： | 目的研究聚碳酸酯材料在一定温度下中低应变率范围内的力学性能。方法利用高速液压伺服材料试验机和非接触测试分析系统,在不同温度(-45~70℃)下对聚碳酸酯材料进行应变率范围(0.05~60 s-1)的动态拉伸试验,获得各温度不同应变率下的真实应力-真实应变曲线。结果聚碳酸酯材料的屈服强度和流动应力随着应变率的增加而增加,随着温度的增加而降低。结论聚碳酸酯材料在此温度和应变率范围下具有明显的应变率强化效应和温度软化效应。
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| 关 键 词： | 中低应变率 聚碳酸酯 动态力学性能 |
| 收稿时间： | 2018/6/28 0:00:00 |
| 修稿时间： | 2018/9/25 0:00:00 |
Dynamic Mechanical Property of Polycarbonate under Intermediate and Low Strain Rates |
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| GE Yu-jing,BAI Chun-yu,HUI Xu-long and SHU Wan.Dynamic Mechanical Property of Polycarbonate under Intermediate and Low Strain Rates[J].Equipment Environmental Engineering,2018,15(9):66-70. |
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| Authors: | GE Yu-jing BAI Chun-yu HUI Xu-long and SHU Wan |
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| Institution: | Aviation Key Laboratory of Science and Technology on Structures Impact Dynamics, Aircraft Strength Research Institute of China, Xi''an 710065, China,Aviation Key Laboratory of Science and Technology on Structures Impact Dynamics, Aircraft Strength Research Institute of China, Xi''an 710065, China,Aviation Key Laboratory of Science and Technology on Structures Impact Dynamics, Aircraft Strength Research Institute of China, Xi''an 710065, China and Aviation Key Laboratory of Science and Technology on Structures Impact Dynamics, Aircraft Strength Research Institute of China, Xi''an 710065, China |
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| Abstract: | |
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| Keywords: | intermediate and low strain rates polycarbonate dynamic mechanical property |
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