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Effect of Shock and Vibration Preloading on the Parameters of Tear Dimples and their Conglomerates
Strength of Materials ( IF 0.7 ) Pub Date : 2020-02-13 , DOI: 10.1007/s11223-020-00137-2
P. O. Marushchak , I. V. Konovalenk , M. G. Chausov

The quantitative method of evaluating the parameters of tear dimples and their conglomerates was proposed with examination of their fractographic images. The method is based on calculating the correlation coefficient distribution field of pixel intensity for compatible image areas. The 17G1S-U steel specimen fractograms produced with a REM-106I scanning electron microscope were studied. The zones of large tear dimples are shown to be characterized by strong correlation of brightness of compatible areas, which provides applying the advanced method for their detection and examination. The interrelation between image-assisted calculated dimple parameters with physicomechanical characteristics of the material was established.

中文翻译:

冲击和振动预压对撕裂酒窝及其砾石参数的影响

提出了通过评估其形貌图像的定量方法来评价泪窝及其团块的参数。该方法基于为兼容图像区域计算像素强度的相关系数分布场。研究了用REM-106I扫描电子显微镜产生的17G1S-U钢试样的形貌。大撕裂酒窝的区域显示出其特征是兼容区域的亮度之间具有很强的相关性,这为将其应用于检测和检查提供了先进的方法。建立了图像辅助计算的酒窝参数与材料的物理力学特性之间的相互关系。
更新日期:2020-02-13
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