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A NUMERICAL CREEP ANALYSIS ON THE INTERACTION OF TWIN PARALLEL EDGE CRACKS IN FINITE WIDTH PLATE UNDER TENSION (CROSBI ID 200706)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Katinić, Marko ; Kozak, Dražan ; Pavišić, Mirko ; Konjatić, Pejo A NUMERICAL CREEP ANALYSIS ON THE INTERACTION OF TWIN PARALLEL EDGE CRACKS IN FINITE WIDTH PLATE UNDER TENSION // Thermal science, 18 (2014), Suppl. 1; 159-168. doi: 10.2298/TSCI130212181K

Podaci o odgovornosti

Katinić, Marko ; Kozak, Dražan ; Pavišić, Mirko ; Konjatić, Pejo

engleski

A NUMERICAL CREEP ANALYSIS ON THE INTERACTION OF TWIN PARALLEL EDGE CRACKS IN FINITE WIDTH PLATE UNDER TENSION

In many practical situations, high-temperature structures and components contain more than one crack. An interaction of such multiple cracks has significant influence on the service life of structures and components. In this paper, the interaction of two identical parallel edge cracks in a finite plate subjected to the remote tension is numerically analyzed. The results show that interaction effect of multiple cracks at creep regime is obviously greater than at linear elastic regime. The intensity of creep crack interaction increases with increasing creep exponent m. The crack intensity and the crack interaction limit at creep regime depend on crack distance ratio d/a, crack width ratio a/W and creep exponent m.

creep; twin cracks; interaction; C* integral

nije evidentirano

nije evidentirano

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nije evidentirano

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Podaci o izdanju

18 (Suppl. 1)

2014.

159-168

objavljeno

0354-9836

10.2298/TSCI130212181K

Povezanost rada

Strojarstvo

Poveznice
Indeksiranost