The Study of CaCO₃ Particle Diffusion in Jet Flow Using Computational Fluid Dynamics

Sangmin Lee, Byeong-Cheon Kim, HyungJu Roh, GwangHyun Lee, Kyoungsik Chang

Recently, with the acceleration of global warming, the importance of carbon neutrality is being emphonasized. In response to this, various technologies are bein...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.289

Evaluation of Seakeeping Performance of an Light Aircraft Carrier

Dong-Min Park, Min-Guk Seo, Hyungdo Song, Seok-Kyu Cho, Sa Young Hong

In this study, a combined seakeeping performance evaluation method has been developed for the design purpose of the light aircraft carrier CVX of Korean Navy. A...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.297

A Study on the Methodology for Assessment of Safe Operating Envelope on Light Aircraft Carrier Using CFD Modeling Database of Flight Deck Air-wake

Jae Hwan Jung, Dong-Min Park, Seok-Kyu Cho, Sa Young Hong

This study aims to evaluate the safe operating envelope (SOE) for light aircraft carriers using a computational fluid dynamics (CFD) modeling database of flight...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.312

A Study on a Real-Time Aerial Image-Based UAV-USV Cooperative Guidance and Control Algorithm

Do-Kyun Kim, Jeong-Hyeon Kim, Hui-Hun Son, Si-Woong Choi, Dong-Han Kim, Chan Young Yeo, Jong-Yong Park

This paper focuses on the cooperation between Unmanned Aerial Vehicle (UAV) and Unmanned Surface Vessel (USV). It aims to develop efficient guidance and control...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.324

Effects of Sloshing on the Heat Transfer Coefficient of the Vertical Walls in a Membrane Type LNG Cargo Containment System

Minchang Kim, Taehoon Kim, Hwalong You, Changhyun Kim, Yong-Shik Han, Kyu Hyung Do

In this study, sloshing effects on the heat transfer coefficient of the vertical walls in a membrane type LNG cargo containment system (CCS) were analyzed. To d...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.334

Estimation for Nominal Wake Field of Ships by Using Machine Learning Model

Yoo-Chul Kim, Gun-Do Kim, Seongmo Yeon, Seung-Hyun Hwang, Young-Yeon Lee, Kwang-Soo Kim

In this paper, we introduce the machine learning model to estimate the nominal wake field of a ship from the afterbody hullform using a 3 dimensional CNN (Convo...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.343

Development of Estimation Program for Hit Distribution by Radar-Homing Anti-Ship Missile Considering Electromagnetic Wave Scatter Distribution of Naval Ship

Sung-Ju Park, Seok-Tae Yoon, Eui-Young Kim, Chae-Lim Jeong, Kookhyun Kim

The susceptibility of warships denotes the hit probability by anti-ship missiles in a hostile environment. The distribution characteristics of the hit location ...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.352

Fuel Consumption Modeling for a VLCC Using Added Resistance Test Results and Operation Data in Seaways

Seungbeom Lee, Dong-Hwan Kim, Jeonghwa Seo, Kwanwoo Kim, Sangmin Han, Mintae Kim, Sungwook Chung

Data-driven model for estimating fuel oil consumption in seaways is suggested using the model test results and operation data. The data-driven model requires th...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.359

Automation of Simplified Evacuation Analysis for Calculating Required Evacuation Time

Ki-Su Kim

The International Maritime Organization (IMO) mandates that evacuation analysis must be performed at the design stage to ensure the safety of passengers aboard ...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.370

A Fundamental Study on Damage Assessment of the 30-Inch Gas Pipeline

Mutiara Setyaning Dwityas, Chunsik Shim, Kangho Kim, Deokyeon Lee, Daseul Jeong, Youngpyo Kim, Yun-Chan Jang, Byeonghwa Kim, Sungguk Wi

Oil and gas contribute significantly to achieving the growing demand for energy, which is rising in parallel with population growth. The pipeline system is the ...

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DOI: https://doi.org/10.3744/SNAK.2024.61.5.378