Direct calculation of buckling and fatigue strength of large Ro-Ro ship section

Autor: HE Lisi, WANG Deyu
Jazyk: English<br />Chinese
Rok vydání: 2018
Předmět:
Zdroj: Zhongguo Jianchuan Yanjiu, Vol 13, Iss 4, Pp 33-40 (2018)
Druh dokumentu: article
ISSN: 1673-3185
DOI: 10.19693/j.issn.1673-3185.01085
Popis: [Objectives] A Roll-on/Roll-off(Ro-Ro)ship is a modern ship type with high technology and high added value. Due to the specification of its structure,a consensus on buckling and fatigue checking for Ro-Ro ships has not been reached among the different classification societies of the world. [Methods] On the basis of analyzing the structural characteristics of Ro-Ro ships,the present study considers the direct calculation of buckling strength,advanced buckling analysis and fatigue analysis of a selected section of a large Ro-Ro ship. The calculations are conducted on the basis of self-developed software from the SJTU KSHIP Project. The pretreatment of buckling and fatigue assessment are established in accordance with the DNV standard "Strength Analysis of Hull Structure of Roll-on/Roll-off Ships and Car Carriers",and the related CCS rules. [Results] The calculated buckling strength, advanced buckling strength and fatigue strength of the target cabin meet the requirements of the related rules.[Conclusions] The contents of this paper have a certain reference value for the related structural analysis of Ro-Ro ships.
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