Photoelasticimetry
Mechanical measurements using optical methods

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R1850 V2 Article

Photoelasticimetry


Mechanical measurements using optical methods

Authors : Fabrice BRÉMAND, Mario COTTRON, Pascal DOUMALIN, Jean-Christophe DUPRÉ, Arnaud GERMANEAU, Valéry VALLE

Publication date: June 10, 2011 | Lire en français

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5. Photoelasticimetry

Photoelasticity is one of the oldest photomechanical techniques. It was widely used in the 20th century to visualize the distribution of stresses in models, in order to design and optimize the shape of complex mechanical structures (aeronautics, automobiles, civil engineering). . Numerous experimental analysis techniques were then developed for both research and industrial needs. Since the advent of calculation codes, the use of photoelasticity for industrial design has become less predominant. At present, however, its main use is for validating calculation codes, as there is always a need to compare...

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