Journal of the Society of Naval Architects of Korea (대한조선학회논문집)

The Society of Naval Architects of Korea (대한조선학회)
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Improvement in Resistance Performance of a Medium-Sized Passenger Ship with Variation of Bulbous Bow Shape

중형 여객선의 저항성능 향상을 위한 선수벌브의 형상 개선 연구

  • Yu, Jin-Won (Deptment of Naval Architecture and Ocean Engineering, Graduate School, Inha University) ;
  • Lee, Young-Gill (Deptment of Naval Architecture and Ocean Engineering, Inha University) ;
  • Lee, Seung-Hee (Deptment of Naval Architecture and Ocean Engineering, Inha University)
  • 유진원 (인하대학교 대학원 조선해양공학과) ;
  • 이영길 (인하대학교 조선해양공학과) ;
  • 이승희 (인하대학교 조선해양공학과)
  • Received : 2013.10.15
  • Accepted : 2014.06.09
  • Published : 2014.08.20
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Abstract

Due to the rise of international oil prices, with the continued increase of vessel operating costs, profitability has gradually deteriorated in the some case of South Korea ferry shipping. Therefore, it is necessary to improve the resistance performance of passenger ship. Goose neck bulb can be one of the methods to improve the resistance performance of passenger ship. Goose neck bulb has been applied to passenger ships operated in Europe and large cruise line. But there is no application example in the passenger ship to be operated on a regular basis in the sea near Korea. It is needed to provide reference data that can be applied efficiently goose neck bulb on the medium-sized passenger ships. This study, intended for the medium-sized passenger ship operated short international routes, presents the design of the hull form that goose neck bulb has been applied. And the resistance performance of the designed hull confirmed by numerical simulation. The numerical simulation is performed while changing the local shape of the goose neck depending on the bulb parameters. This study finds bulb parameters and their range that can affect the resistance performance. Thus, it is possible to provide a foundation to develop the optimal design technique and regression analysis on the resistance performance and goose neck bulb.

Keywords

References

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Cited by

  1. Added Resistance and Seakeeping Ability of a Medium-sized Passenger Ship with Gooseneck Bulb vol.52, pp.4, 2015, https://doi.org/10.3744/SNAK.2015.52.4.290