| 相移数字散斑干涉计量及其在热变形测量中的应用 |
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| 引用本文： | 郑文. 相移数字散斑干涉计量及其在热变形测量中的应用[J]. 光子学报, 1993, 22(2): 172-177 |
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| 作者姓名： | 郑文 |
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| 作者单位： | 广州大学维修工程技术学部 510050 |
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| 摘 要： | 本文首次将相移数字散斑干涉技术应用于热变形的测量中,采用数字图象处理技术,获得了高精度的相位图及位移图。分析了影响精度的因素,详细讨论了两种相位算法的优劣。
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| 关 键 词： | 相移 散斑干涉计量 热变形 |
| 收稿时间： | 1992-03-19 |
PHASE-STEPPING DSPI AND ITS APPLICATION IN THE MEASURING OF THERMAL DEFORMATION |
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| Zheng WenTechnical Faculty of Maintenance Engineering,Guangzhou University. PHASE-STEPPING DSPI AND ITS APPLICATION IN THE MEASURING OF THERMAL DEFORMATION[J]. Acta Photonica Sinica, 1993, 22(2): 172-177 |
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| Authors: | Zheng WenTechnical Faculty of Maintenance Engineering Guangzhou University |
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| Affiliation: | Zheng WenTechnical Faculty of Maintenance Engineering,Guangzhou University,510050 |
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| Abstract: | Phase-stepping digital speckle interf erometry is applied to the measuring of thermal deformations. Accurate phase and displacement maps are obtained by the use of digital image processing technique. Two phase algorithms are compared. |
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| Keywords: | phase-stepping speckle interferometry thermal deformation |
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