Numerical Study on the Reflection of a Solitary Wave by a Vertical Wall Using the Improved Boussinesq Equation with Stokes Damping

Jinsoo Park, Taek Soo Jang

In this paper, we simulate the collision of a solitary wave on a vertical wall in a uniform water channel and investigate the effect of damping on the amplitude...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.64

Study on the Reconstruction of Pressure Field in Sloshing Simulation Using Super-Resolution Convolutional Neural Network

Hyo Ju Kim, Donghun Yang, Jung Yoon Park, Myunggwon Hwang, Sang Bong Lee

Deep-learning-based Super-Resolution (SR) methods were evaluated to reconstruct pressure fields with a high resolution from low-resolution images taken from a c...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.72

Experimental Study on Spray Performance of Nozzles for Autonomous Fire Fighting Monitor

SeongSun Rhyu, HyoungTae Kim, JeongHwa Seo

A systematic experimental study is carried out for the fire fighting monitor nozzle of 65A diameter to design and manufacture a new nozzle with better water spr...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.80

An Experimental Study on IMO 2nd Generation Stability Assessment in Dead Ship Condition of 13K Chemical Tanker

Sang-Beom Lee, Byung-Young Moon

The stability of the existing ships has been evaluated through numerical calculations in the steady-state, but recently the IMO proposed a new stability assessm...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.89

Study on Hull Form Variation of Fore Body Based on Multiple Parametric Modification Curves

Sung-Woo Park, Seung-Hyeon Kim, Inwon Lee

In this paper, we propose a systematic hull form variation technique which automatically satisfies the displacement constraint and guarantees a high level of fa...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.96

Optimization of Sheet Arrangement of Membrane Panel in Korean LNG Cargo Containment System

Yeong-Su Kim, Seung-Ho Ham, Kwang-Phil Park

Membrane panels are installed in LNG cargo-hold in order to endure extremely low temperature LNG. Although there are several types of membranes around the world...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.109

Noise Removal of Radar Image Using Image Inpainting

Dongmin Jeon, Sang-jin Oh, Chaeog Lim, Sung-chul Shin

Marine environment analysis and ship motion prediction during ship navigation are important technologies for safe and economical operation of autonomous ships. ...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.118

Fault Detection of Propeller of an Overactuated Unmanned Surface Vehicle based on Convolutional Neural Network

Seung-dae Baek, Joo-hyun Woo

This paper proposes a fault detection method for a Unmanned Surface Vehicle (USV) with overactuated system. Current status information for fault detection is ex...

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DOI: https://doi.org/10.3744/SNAK.2022.59.2.125