4. Study on the Risk-Based Methodology for Ship Structural Design
4. Study on the Risk-Based Methodology for Ship Structural Design
4. Study on the Risk-Based Methodology for Ship Structural Design
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3. Case <str<strong>on</strong>g>Study</str<strong>on</strong>g>• Step 1. <strong>Design</strong> Scope (1/3)‣ Subject vessel• Type : Double hull oil tanker (AFRAMAX class)• Dead weight : 105,000 T<strong>on</strong>• Principle dimensi<strong>on</strong> : 234m (LBP) x 42m (B) x 21.2m (D)• Draught : 15m• Applied rule : IACS CSR-Oil Tanker, RCN No.1• Delivery : September 2008‣ <strong>Structural</strong> member c<strong>on</strong>cerned• A bottom l<strong>on</strong>gitudinal stiffener located at midship• A kind of LSM (local supporting member)‣ Failure mode c<strong>on</strong>cerned• Yield strength resisting local bending due to both lateral pressure andvertical wave bending momentThe 6 th ASEF- 15 -
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