The ultimate strength characteristics on double hull oil tanker

Author:

Lukman Arlinda Verawati,Juswan ,Alie Muhammad Zubair Muis,Wulandari Amalia Ika

Abstract

Abstract A double hull tanker is one of the specific ships where the payload is liquid. The payload is an internal load and gives pressure inside the cargo hold. Besides, the external load like wave act simultaneously on the ship during the voyage. Therefore, the ultimate strength of the ship caused by the internal and external loads must be investigated. The objective of the present study is to investigate the ultimate strength characteristic of double hull oil tankers under hogging and sagging conditions. The cross-section of the double hull tanker is modeled using the finite element method to analyze the ultimate strength. The master node is applied to both sides of the cross-section to know the characteristic of the hull girder under hogging and sagging conditions. One side of the master node is constrained, and the other one is given by rotational force. The analytical method is performed, and the result obtained by the numerical method is then compared, including their characteristic in terms of moment-curvature relationship and deformation.

Publisher

IOP Publishing

Subject

General Engineering

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