| 利用激光超声测量H型钢梁的残余应力 |
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| 引用本文： | 贺玲凤,潘桂梅,小林昭一. 利用激光超声测量H型钢梁的残余应力[J]. 华南理工大学学报(自然科学版), 2001, 29(7): 20-23 |
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| 作者姓名： | 贺玲凤 潘桂梅 小林昭一 |
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| 作者单位： | 1. 华南理工大学交通学院,
2. 福井工业大学结构工程系, |
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| 摘 要： | 介绍了利用激光超声和瑞利波测量残余应力的方法及主要的测量装置，描述了采用这种方法对轧制H型钢梁残余应力的测量过程，并对测量结果进行了分析。
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| 关 键 词： | 非破坏应力测量 声弹性 瑞利度 激光超声 残余应力 机构构件 H型钢梁 |
| 文章编号： | 1000-565X(2001)07-0020-04 |
| 修稿时间： | 2001-02-13 |
Measurement of Residual Stress in H_shaped Steel Beam Using Laser Ultrasonic |
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| He Ling_feng Pan Gui_mei Kobayashi Shoichi. Measurement of Residual Stress in H_shaped Steel Beam Using Laser Ultrasonic[J]. Journal of South China University of Technology(Natural Science Edition), 2001, 29(7): 20-23 |
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| Authors: | He Ling_feng Pan Gui_mei Kobayashi Shoichi |
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| Affiliation: | He Ling_feng 1 Pan Gui_mei 1 Kobayashi Shoichi 2 |
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| Abstract: | A nondestructive measurement technique of residual stress using laser ultrasonic and Rayleigh waves is described, and the main devices used in the technique are also introduced. The technique is applied to measure the residual stress in a H_shaped steel beam. The result is reasonable. |
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| Keywords: | nondestructive stress measurement acoustoelastic Rayleigh waves laser ultrasonic residual stress |
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