A Fundamental Study on the Performance Evaluation Method of Zinc Painting Applied in Fuel Storage Tank of Methanol Propulsion Ship Using Image Analysis

Chunsik Shim, Sungkuk Wi, Jaehoon Yoo, Juin Kim, Heechang Noh, Daesung Jung, Kwangok Kim, Chulhoon Kim, Hyundeok Cho

This study presents a method for evaluating the performance of zinc coating on methanol dual-fuel ship fuel tanks using image analysis. Methanol, a promising fu...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.67

Image-Based Analysis and Visualization of Hull Deformation Regions: An Integrated Approach Using Depth Estimation and Curvature Analysis

Minji Kim, Sangho Song, Hwasup Jang

Detecting deformations in ship hull structures is crucial for maritime safety and ship maintenance. Conventional deformation detection techniques tend to be cos...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.77

Prediction of Cavitating Flow Characteristics around Flexible Wings through Fluid-Structure Interaction Analysis

Namug Heo, Ji-Hye Kim

Cavitation is one of the main factors negatively affecting underwater ecosystems and ships, and understanding and controlling it is necessary. Flexible propelle...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.88

The Research on Swarm Control Algorithm of Multiple Unmanned Vessels for Formation Control and Collision Avoidance

Hyeri Park, Hyogeun Lee, Jaeyoon Jeon, Donghun Lee, Kwangjun Paik, Sanghyun Kim

In swarm control research, the two most important issues are collision avoidance among moving objects and vehicle-to-vehicle communication (V2V communication). ...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.96

Study on the Effect of the Installation Location of the Load Cells on the Captive Model Test Results for Estimating Maneuvering Performance

Eojin Tak, Thi Thanh Diep Nguyen, Hyeon Kyu Yoon, Jongyeol Park

The present study aims to investigate the effect of the installation location of two three-component load cells on the results of the captive model tests. The c...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.107

Time Series Linearization of Nonlinear Ship Structural Response using the NARX Model

Hayeon Park, Yooil Kim

In this paper, a method to linearize the nonlinear response of Ultra Large Container Ship(ULCS) with a bow flare is studied by using the Nonlinear Auto-Regressi...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.115

Improved Reduced-Order Model for Real-Time Stress Evaluation in Dynamic Analysis

Sang-Tae Kim, Min-Hyeong Kim, Seung-Hwan Boo

In this study, we propose an advanced method for real-time stress evaluation in dynamic systems using an improved reduced-order model (ROM) technique. The propo...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.124

Predicting Long-Term Boil-Off Gas in Cryogenic Tanks Using Thermal Network and Thermodynamic Equilibrium Approaches

Min-Seok Kim, Jaedeok Yoon, Minseok Kim, Jang Hyun Lee

This study proposes an analytic model to predict boil-off gas (BOG) generation in cryogenic liquid storage tanks. The model simulates evaporation under isobaric...

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DOI: https://doi.org/10.3744/SNAK.2025.62.2.134