Study on Pure Roll Test of a Ship Using CFD Simulation

Thi Loan Mai, Anh Khoa Vo, Hyeon Kyu Yoon

Roll moment usually is ignored when analyzing the maneuverability of surface ships. However, it is well known that the influence of roll moment on maneuverabili...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.338

Shallow Water Effect on Resistance Performance of Large Container Ship Based on CFD Analysis

Sun-kyu Lee, Youngjun You, Jinhae Kim

It is easy for a ship passing through confined waters to be exposed in dangers of collisions and grounding due to different hydrodynamic responses. Since marine...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.345

A Study About Effects of Ice Making Processes on Variation in Physical Properties of a Model Ice Sheet

Hoyong Park, Jinho Jang, Cheolhee Kim

In order to produce model ice sheets having targeted physical properties in accordance with the law of similitude, the ice model basin of Korea Research Institu...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.355

Analysis of Underwater Radiated Noise in Accordance with the ISO Standard and Class Notations Using the Hybrid Sound Propagation Model

Byungjun Koh, Chul Won Lee, Ji Eun Lee, Keunhwa Lee

As considerable interests in noise emission from the ships have been increased, International Maritime Organization (IMO) standardized the Underwater Radiated N...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.362

A Study on Improvement for Greenship Certification Scheme to Achieve Net-Zero

Junkeon Ahn

Total shipping accounts for 2.9 % of the annual average percentage of global anthropogenic GHG emissions. The International Maritime Organization implements EED...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.372

Naval Ship Evacuation Path Search Using Deep Learning

Ju-hun Park, Won-sun Ruy, In-seok Lee, Won-cheol Choi

Naval ship could face a variety of threats in isolated seas. In particular, fires and flooding are defined as disasters that are very likely to cause irreparabl...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.385

Resistance Performance Simulation of Simple Ship Hull Using Graph Neural Network

TaeWon Park, Inseob Kim, Hoon Lee, Dong-Woo Park

During the ship hull design process, resistance performance estimation is generally calculated by simulation using computational fluid dynamics. Since such hull...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.393

A Comparative Study of Numerical and Theoretical Predictions of Oil Outflows from Damaged Ships

Yo-Seop Moon, Je-In Kim, Il-Ryong Park, Seong-Bu Suh, Seung-Guk Lee, Hyuek-Jin Choi, Sa-Young Hong

This paper provides the results of numerical and theoretical predictions of oil outflows from damaged single-hull and double-hull ships.Theoretical equations de...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.400

A Study on Optimal Design of Blast Hardened Bulkheads to Reduce Vulnerability against Various Hit Scenarios

Myojung Kwak, Seungmin Kwon, Yoojeong Noh

Blast Hardened Bulkheads (BHB) are used to suppress damage propagation by internal explosions to reduce ships’ vulnerability. However, for this reason, the weig...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.413

Prediction of Maneuverability of a Submarine at Surface Condition by Captive Model Test

Chang-Seop Kwon, Dong-Jin Kim, Young-Yeon Lee, Yeon-Gyu Kim, Kunhang Yun, Sungrok Cho

In this paper, the results of Planar Motion Mechanism (PMM) test for a 1/15 scaled model of the MARIN Joubert BB2 submarine is dealt with to derive the maneuver...

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DOI: https://doi.org/10.3744/SNAK.2022.59.6.423