Open AccessBook
Digital Photoelasticity: Advanced Techniques and Applications
K. Ramesh,G Lewis +1 more
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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Journal ArticleDOI
Image Processing Algorithm for Fringe Analysis in Photoelasticity
TL;DR: In this article, an algorithm is developed to visualize the stress pattern acting in photoelastic models using fringe sharpening in conjunction with MATLAB software, and an image processing algorithm executed in a personal computer and obtained stress pattern recognition using digital image processing with histogram.
Journal ArticleDOI
High Frequency Quantitative Photoelasticity Applied to Jet Engine Components
TL;DR: In this article, the application of digital photoelasticity in high frequency blade tests has been developed as a robust methodology that can be applied using standard equipment or using solid-state polariscopes.
Journal ArticleDOI
Experimental determination and finite element analysis of coefficients of the multi-parameter Williams series expansion in the vicinity of the crack tip in linear elastic materials. Part II
Larisa Stepanova,Степанова Л. В +1 more
TL;DR: In this paper, the coefficients of the Williams series expansion for the stress field in the vicinity of the central crack in the rectangular plate and in the semi-circular notched disk under bending by the use of the digital photoelasticity method were obtained.
Journal ArticleDOI
New Initiatives on Comparison of Whole-field Experimental and Numerical Results
TL;DR: In this paper, a simple approach to plot photoelastic fringes in grey scale and also in colour from finite element (FE) results is presented for better recognition and comparison with experiments.
Journal ArticleDOI
A novel method for the evaluation of stress-optic coefficient of commercial float glass
Vivek Ramakrishnan,K. Ramesh +1 more
TL;DR: In this article, the authors used the Carrier fringe method in conjunction with digital photoelasticity to calibrate float glass with residual stress which eliminates the need for annealing them.
Related Papers (5)
Towards full field automated photoelastic analysis of complex components
Eann A. Patterson,Z F Wang +1 more