| 1. | New extraction method for skeleton lines of electronic speckle fringes 电子散斑干涉条纹骨架线提取的新方法 |
| 2. | The vibration measurement using espi and crack detection of a plate with a crack 含裂纹平板的电子散斑振动测量与识别 |
| 3. | Largeshearing electronic speckle pattern interference system with carrierfrequency modulation techniqu 载频调制大剪切电子散斑干涉系统 |
| 4. | The first chapter mainly introduces the development and application of espi ; it also introduces main work of this paper 第一章主要介绍了国内外电子散斑技术的发展、应用,并介绍了本文的主要工作。 |
| 5. | Based on the analysis of imaging methods of espi , this paper also analyzes the factors that affect precision of measurement 在对电子散斑测量的各种方式的分析基础上,分析了影响测量精度的主要因素。 |
| 6. | In chapter two , characters of speckle and principle of espi are introduced ; the principle of in - plane and off - plane measurement with espi is also introduced 第二章主要介绍了散斑的性质以及一般电子散斑测量的原理。 |
| 7. | In this new method , the conventional espi system can be used to obtain the high quantitative phase results without using the phase shifting or the carrier device 这种方法只需要普通的电子散斑干涉系统,就可以达到高精度的测量,而无需相移或载波装置。 |
| 8. | When the speckle interferometry or the electronic speckle pattern interferometry ( espi ) is applied to measure the continuous movement or deformation of an object , a temporal speckle interference field will occur 散斑干涉或电子散斑干涉( espi )计量应用于连续运动或变形物体时,就会产生一个时变的散斑干涉场。 |
| 9. | In this paper , the mechanical behaviors of the polythiophene ( pth ) and ploypyrrole ( ppy ) films are experimentally investigated using an electronic speckle pattern interferometry ( espi ) method and an equipment with a sensitive mechanical sensor 本文采用对面内位移敏感的电子散斑干涉技术和带有自制的灵敏力传感器的实验装置对不同厚度的聚噻吩薄膜试样进行了拉伸实验。 |
| 10. | This system provides photo elastic , moire , holographic , speckle technology contained in optical measure strain and displacement analysis software interface , and mainly realizes photo elastic image collection , interference image pretreatment , automatic skeleton extract method , automatic main strain trace protraction method and planar photo elastic image strain analysis function . all the work that the author has done has established a good foundation for more realization of an intact optical measure image strain analysis software system . furthermore , engineer and lab assistant can quickly obtain concise , intuitionistic and quantificational information 该系统提供了光测力学所包括的光弹法、云纹法、全息法以及电子散斑法等技术应力和位移分析软件实现的接口,主要实现了等差线图像和等倾线图像的采集、干涉条纹图像预处理、全自动提取光弹条纹图像骨架线、全自动绘制主应力迹线以及二维光弹应力分析功能,为进一步开发完整的光测力学图像应力分析软件奠定了基础,同时使工程技术人员以及实验人员能够迅速的获取简明、直观、定量的信息。 |