Photoelastic stress of French curves
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Photoelastic stress of French curves
Photoelastic stress patterns of French curves, viewed using polarised light. The plastic the French curves are made from is displaying coloured interference fringe patterns. Areas of similar colour correspond to regions of similar stress. From these patterns, the direction and magnitude of stresses placed on the French curves can be calculated. During photoelastic studies, these calculations can be related to stresses in real designs by using plastic, scaled-down models. French curves are templates with edges composed of several different curves. These templates are used in drafting to draw smooth curves of nearly any curvature in mechanical drawings
Science Photo Library features Science and Medical images including photos and illustrations
Media ID 6339303
© PASIEKA/SCIENCE PHOTO LIBRARY
Analysing Curved Curves Direction Magnitude Multi Coloured Pattern Plastic Polarised Light Strength Mechanical Drawing Physical
EDITORS COMMENTS
This print captures the intricate beauty of photoelastic stress patterns on French curves. Viewed through polarised light, the plastic material from which these curved templates are made displays a mesmerizing array of coloured interference fringe patterns. Each region of similar colour corresponds to an area experiencing similar levels of stress. These stunning patterns provide valuable insights into the direction and magnitude of stresses placed upon the French curves. By analyzing these stress patterns, scientists and engineers can calculate and understand how forces act on these curved templates. This knowledge is crucial in designing structures that require smooth curves with specific curvatures in mechanical drawings. Photoelastic studies allow researchers to relate these calculations to real-world designs by using scaled-down models made from plastic materials. This non-destructive testing method enables them to accurately assess the strength and durability of various designs without causing any harm or damage. Alfred Pasieka's expertise in capturing scientific phenomena shines through this photograph, showcasing both its aesthetic appeal and its significance in physics and engineering fields. The multi-coloured interference fringed patterns serve as a visual representation of complex physical concepts, highlighting the intersection between artistry and scientific analysis within this unique field of study.
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