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contributor authorNaoya Tada
contributor authorAkira Funakoshi
contributor authorHiroki Ishikawa
contributor authorMakoto Uchida
date accessioned2017-05-09T00:46:43Z
date available2017-05-09T00:46:43Z
date copyrightFebruary, 2011
date issued2011
identifier issn0094-9930
identifier otherJPVTAS-28540#014502_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/147520
description abstractA method for identification of a semi-elliptical crack on the back surface of metal plate by means of direct-current electrical potential difference method (DC-PDM) of multiple-point measurement type was proposed by the authors previously. Geometry of the crack was given by the two-dimensional location of the crack center, the surface and inward angles of the crack, and the length and depth of the crack. In this paper, experiments on the crack identification were carried out using six metal plates with different geometries of semi-elliptical cracks made on the back surface by electric discharge machining. Geometrical parameters of the crack were evaluated by the proposed method. The result of identification was successful and it was clarified that the semi-elliptical crack on the back surface can be identified nondestructively by dc-PDM of multiple-point measurement type.
publisherThe American Society of Mechanical Engineers (ASME)
titleExperimental Study of Three-Dimensional Identification of Semi-Elliptical Crack on the Back Surface by Means of Direct-Current Electrical Potential Difference Method of Multiple-Point Measurement Type
typeJournal Paper
journal volume133
journal issue1
journal titleJournal of Pressure Vessel Technology
identifier doi10.1115/1.4001918
journal fristpage14502
identifier eissn1528-8978
keywordsElectric potential
keywordsFracture (Materials) AND Pulse width modulation
treeJournal of Pressure Vessel Technology:;2011:;volume( 133 ):;issue: 001
contenttypeFulltext


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