Open AccessBook
Digital Photoelasticity: Advanced Techniques and Applications
K. Ramesh,G Lewis +1 more
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TLDR
In this article, phase shifting, Polarization Stepping and Fourier Transform Methods are used for phase unwrapping and Optically Enhanced Tiling in digital photoelasticity.Abstract:
Transmission Photoelasticity.- Reflection Photoelasticity.- Digital Image Processing.- Fringe Multiplication.- Fringe Thinning and Fringe Clustering.- Phase Shifting, Polarization Stepping and Fourier Transform Methods.- Phase Unwrapping and Optically Enhanced Tiling in Digital Photoelasticity.- Colour Image Processing Techniques.- Evaluation of Contact Stress Parameters and Fracture Parameters.- Stress Separation Techniques.- Fusion of Digital Photoelasticity, Rapid Prototyping and Rapid Tooling Technologies.- Recent Developments and Future Trends.read more
Citations
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Book ChapterDOI
Digital Photoelastic Evaluation of Isochromatic Fringe Order in a 3D Model of Complex Rocket Motor Strap- on Joint
TL;DR: For effective phase unwrapping, the isochromatic phasemap should be corrected for ambiguity, and a combination of these algorithms for removing the ambiguity in the whole domain of the model.
Journal ArticleDOI
On photoelastic stress measurements in optically absorbing medium
TL;DR: In this paper, the effects of optical absorption in a photoelastic medium on the formation of the fringe patterns are studied by taking into account the stress-induced anisotropy of both the refractive index and the absorption coefficient.
Proceedings ArticleDOI
Phase-stepping method for whole-field photoelastic stress analysis using plane polariscope setup
TL;DR: In this paper, a six-step phase shifting method is presented to determine the phase retardation for whole-field photoelastic stress analysis in optical glass based on the plane polariscope setup.
Journal ArticleDOI
Investigation on a novel in-mould microcompression system for the precision replication of microlens arrays
Haoyang Zhang,Haoyang Zhang,Nan Zhang,Wei Han,Michael D. Gilchrist,Fengzhou Fang,Fengzhou Fang +6 more
TL;DR: In this article, a novel in-mould microcompression system is proposed to provide high precision compression that is in the magnitude of micrometres during the microinjection molding process.
Journal Article
Development of Window-based program for analysis and visualization of two-dimensional stress field in digital photoelasticity
TL;DR: A Window-based framework for analyzing and visualizing two-dimensional stress field in digital photoelasticity using the phase stepping method and a gray scale or color map of such parameters is described.
Related Papers (5)
Towards full field automated photoelastic analysis of complex components
Eann A. Patterson,Z F Wang +1 more