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Pregled bibliografske jedinice broj: 461253

Fatigue crack propagation in stiffened panels under tension loading


Božić, Željko; Parunov, Joško; Fadljević, Marko
Fatigue crack propagation in stiffened panels under tension loading // Proceedings of the International Workshop Advanced Ship Design for Pollution Prevention / Guedes Soares, C ; Parunov, Joško (ur.).
London : Delhi: Taylor & Francis, 2010. str. 1-8 (predavanje, međunarodna recenzija, cjeloviti rad (in extenso), znanstveni)


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Naslov
Fatigue crack propagation in stiffened panels under tension loading

Autori
Božić, Željko ; Parunov, Joško ; Fadljević, Marko

Vrsta, podvrsta i kategorija rada
Radovi u zbornicima skupova, cjeloviti rad (in extenso), znanstveni

Izvornik
Proceedings of the International Workshop Advanced Ship Design for Pollution Prevention / Guedes Soares, C ; Parunov, Joško - London : Delhi : Taylor & Francis, 2010, 1-8

ISBN
978-0-415-58477-7

Skup
International Workshop Advanced Ship Design for Pollution Prevention

Mjesto i datum
Split, Hrvatska, 23.11.2009. - 24.11.2009

Vrsta sudjelovanja
Predavanje

Vrsta recenzije
Međunarodna recenzija

Ključne riječi
oil tanker; crack propagation; finite element method

Sažetak
Fatigue crack growth in stiffened panels under cyclic tension loading was studied in this paper. Results of fatigue crack propagation tests with cyclic stress of constant amplitude and frequency on centrally notched plate and stiffened panel specimens were reported. A numerical crack growth simulation procedure based on integration of Paris equation was introduced and fatigue lifetime was simulated for the specimens. Implementing the introduced procedure crack propagation in a main deck longitudinal of a double-hull oil tanker was analyzed. The Mode I, II and III Stress Intensity Factors (SIFs) were determined in a FEA using singular elements. Compared to Mode I SIF values, the Mode II and III values were small and did not influence structural components fatigue lifetime significantly. Secondary bending which occurs due to the cut stiffeners or flanges has been taken into account in the stress intensity factor determination. The study showed a significant influence of secondary bending on crack growth rate in stiffened panels. Also, it was shown that an increase in nominal loading stress range of 10% or decrease of 5%, can shorten or extend fatigue lifetime of the structural component by 30% or 20%, respectively.

Izvorni jezik
Engleski

Znanstvena područja
Brodogradnja, Strojarstvo



POVEZANOST RADA


Projekti:
120-0362321-2198 - Numerička i eksperimentalna istraživanja nelinearnih mehaničkih sustava (Wolf, Hinko, MZOS ) ( CroRIS)
120-1201703-1702 - Određivanje sigurnosti brodova i pučinskih objekata (Žiha, Kalman, MZOS ) ( CroRIS)

Ustanove:
Fakultet strojarstva i brodogradnje, Zagreb

Profili:

Avatar Url Joško Parunov (autor)

Avatar Url Željko Božić (autor)


Citiraj ovu publikaciju:

Božić, Željko; Parunov, Joško; Fadljević, Marko
Fatigue crack propagation in stiffened panels under tension loading // Proceedings of the International Workshop Advanced Ship Design for Pollution Prevention / Guedes Soares, C ; Parunov, Joško (ur.).
London : Delhi: Taylor & Francis, 2010. str. 1-8 (predavanje, međunarodna recenzija, cjeloviti rad (in extenso), znanstveni)
Božić, Ž., Parunov, J. & Fadljević, M. (2010) Fatigue crack propagation in stiffened panels under tension loading. U: Guedes Soares, C. & Parunov, J. (ur.)Proceedings of the International Workshop Advanced Ship Design for Pollution Prevention.
@article{article, author = {Bo\v{z}i\'{c}, \v{Z}eljko and Parunov, Jo\v{s}ko and Fadljevi\'{c}, Marko}, year = {2010}, pages = {1-8}, keywords = {oil tanker, crack propagation, finite element method}, isbn = {978-0-415-58477-7}, title = {Fatigue crack propagation in stiffened panels under tension loading}, keyword = {oil tanker, crack propagation, finite element method}, publisher = {Taylor and Francis}, publisherplace = {Split, Hrvatska} }
@article{article, author = {Bo\v{z}i\'{c}, \v{Z}eljko and Parunov, Jo\v{s}ko and Fadljevi\'{c}, Marko}, year = {2010}, pages = {1-8}, keywords = {oil tanker, crack propagation, finite element method}, isbn = {978-0-415-58477-7}, title = {Fatigue crack propagation in stiffened panels under tension loading}, keyword = {oil tanker, crack propagation, finite element method}, publisher = {Taylor and Francis}, publisherplace = {Split, Hrvatska} }




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