Study of the Propeller Cavitation Performance Improvement Through the Stern Appendage Modification

Jong-Woo Ahn, Young-Ha Park, Gun-Do Kim, Bu-Geun Paik, Han-Shin Seol, Il-Ryong ParK

In order to improve the propeller cavitation performance composed of Cavitation Inception Speed (CIS), cavitation extent and pressure fluctuation, it needs to i...

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DOI: https://doi.org/10.3744/SNAK.2023.60.1.1

A Study on Design Method of Blast Hardened Bulkhead Considering the Response of Shock Impulse

Myojung Kwak, Joonyoung Yoon, Seungmin Kwon, Yoojeong Noh

Blast Hardened Bulkhead (BHB) is an important measure that can increase the ship’s survivability as well as protect the lives of the crew by mitigating the dama...

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DOI: https://doi.org/10.3744/SNAK.2023.60.1.10

Energy Flow Finite Element Analysis for High Frequency Acoustic and Vibrational Prediction of Complicated Plate Structures Considering Fluid-Structure Interaction

Tae-Heum Yoon, Young-Ho Park

In this paper, the Energy Flow Finite Element Analysis (EFFEA) was performed to predict the acoustic and vibrational responses of complicated plate structures c...

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DOI: https://doi.org/10.3744/SNAK.2023.60.1.20

Study on the Model Tests of Cavitation Erosion Occurring in Navy Ship’s Flat-Type Rudder

Bu-Geun Paik, Jong-Woo Ahn, Young-Ha Park, Jae-Yeol Song, Yoon-Ho Ko

In the present study, a method of performing cavitation erosion test directly on the anodized surface of the rudder model is proposed, not applying ink or paint...

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DOI: https://doi.org/10.3744/SNAK.2023.60.1.31

Comparative Study on Load Criteria by Class Based on Structural Analysis of 38ft HDPE Power Boat

Byungyoung Moon, Hyeonjin Hong, Dae-Hyeon Kim, Wonmin Lee, Sangmok Lee

According to the government policy of environmental regulations, interest of ship, which made with High-Density Polyethylene (HDPE) as a low-carbon and eco-frie...

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DOI: https://doi.org/10.3744/SNAK.2023.60.1.38

A Study on Noise Reduction in Many-to-Many Communication Applying to Smart Helmets in the Shipyard

Junhyeok Park, Jun Soo Park

This paper implements many-to-many communication between users and develops a multi-functional smart helmet for worker protection and environmental safety in th...

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DOI: https://doi.org/10.3744/SNAK.2023.60.1.48

A Feasibility Study on the Estimation of a Ship’s Susceptibility Based on the Effectiveness of its Anti-Air Defense Systems

GeonHui Lee, SeokTae Yoon, YongJin Cho

Recently, the increased use of anti-ship guided missiles, a weapon system that detects and attacks targets in naval engagement, has come to pose a major threat ...

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DOI: https://doi.org/10.3744/SNAK.2023.60.1.57