Journal ArticleDOI
Automatic determination of parameters in photoelasticity
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In this paper, the phase values of the isoclinics are obtained from four images in the plane polarizer arrangement by rotating the polarizer and analyzer simultaneously, and a full-field description of the first principal stress orientation with respect to the horizontal axis is determined.About:
This article is published in Optics and Lasers in Engineering.The article was published on 2007-08-01. It has received 20 citations till now. The article focuses on the topics: Photoelasticity.read more
Citations
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Journal ArticleDOI
Digital photoelasticity – A comprehensive review
TL;DR: This review thematically classifies all the developments in digital photoelasticity and highlights the relative merits and drawbacks of the various techniques to allow an end-user to make an informed choice on the type of technique to be used in a particular situation.
Journal ArticleDOI
A brief review and prospect of experimental solid mechanics in China
TL;DR: In this paper, a critical look at the research progress of experimental solid mechanics in China for the past years is presented, where issues are discussed of the discovery and development of new fundamental methods and techniques versus performance benchmarking for many of their applications.
Journal ArticleDOI
Branch cutting algorithm for unwrapping photoelastic phase map with isotropic point
TL;DR: Experimental works prove the effectiveness, robustness and simplicity of the newly developed algorithm and the decoupling method of the present study.
Journal ArticleDOI
Experimental Visualisation Methods for Three-Dimensional Stress Fields of Porous Solids
TL;DR: In this article, a method of experimentally visualising and elucidating the 3D structures and stress fields of porous solids using photopolymer materials, 3D printing, the frozen-stress method, and photoelastic tests was presented.
References
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Book
Experimental Stress Analysis
TL;DR: In this paper, elementary elasticity and fraction mechanics stress strain and the stress-strain relationships basic equations and plane-elasticity theory are discussed and an introduction to strain measurements electrical resistance strain gages strain gage circuits recording instruments strain analysis methods.
Journal ArticleDOI
Robust two-dimensional weighted and unweighted phase unwrapping that uses fast transforms and iterative methods
TL;DR: In this article, a robust method for 2D phase principal values (in a least-squares sense) by using fast cosine transforms was developed, which can be used to isolate inconsistent regions (i.e., phase shear).
Book
Digital Photoelasticity: Advanced Techniques and Applications
K. Ramesh,G Lewis +1 more
TL;DR: In this article, phase shifting, Polarization Stepping and Fourier Transform Methods are used for phase unwrapping and Optically Enhanced Tiling in digital photoelasticity.
Journal ArticleDOI
Full-field automated photoelasticity by use of a three-wavelength approach to phase stepping
TL;DR: An overdeterministic least-squares phase-stepping method for automated photoelasticity and a three-wavelength approach to determination of the absolute value of the isochromatic parameter are shown to give reliable results.
Related Papers (5)
Digitally whole-field analysis of isoclinic parameter in photoelasticity by four-step color phase-shifting technique
Pichet Pinit,Eisaku Umezaki +1 more
Use of phase-stepping with demodulation and fuzzy sets for birefringence measurement
Z.F. Wang,Eann A. Patterson +1 more