Method of detecting the onset of cracking in articles during dynamic testing
AssigneeMotoren-und Turbinen-Union
InventorsKarl Lechner, Erich Bosmiller
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Abstract
A method is disclosed for detecting the onset of cracking in an article subjected to dynamic loading. The article is subjected to a dynamically changing load, and additionally is loaded and vibrated at its natural frequency. The onset of a crack in the article is determined by noting a change in its natural frequency.
Claims7
A method of detecting the onset of cracking in an article subjected to dynamic loading, including subjecting the article to a dynamically changing load, and additionally loading and vibrating the article at its natural frequency, and determining the onset of a crack by noting a change in the natural frequency.
Dependencies are inferred from the claim text.