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모형실험과 수치해석을 이용한 저항 저감형 중층 트롤어구의 성능 해석 KCI 등재

Performance analysis of a low drag generated midwater trawl using the model experiments and the numerical analysis

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  • URLhttps://db.koreascholar.com/Article/Detail/327893
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수산해양기술연구 (Journal of the Korean Society of Fisheries and Ocean Technology)
한국수산해양기술학회(구 한국어업기술학회) (The Korean Society of Fisheriers and Ocean Technology)
초록

Fuel consumption in fisheries is a primary concern due to environmental effects and costs to fishermen. Much research has been carried out to reduce the fuel consumption related to fishing operations. The fuel consumption of fishing gear in fishing operation is generally related to hydrodynamic resistance on the gear. This research is to propose a low drag generated midwater trawl in terms of the gear design improvement using simulations. The results from the simulation were verified with results that mirrored the model experiments. From the results, the resistance force of the proposed gear decreased to 29% compared to that of the current gear. Furthermore, the gear performance also improved with increased gear mouth compared to the current one. Therefore, the proposed gear will be helpful to reduce the greenhouse gases from fishing operation. It will also contribute to the fishing industry by saving fuel.

저자
  • 김지은 | Jieun KIM
  • 이지훈(전남대학교 수산과학과) | Jihoon LEE (Department of Fisheries Science, Chonnam National University, Yeosu 59626, Korea) Corresponding author
  • 박성호(전남대학교 수산과학과) | Seongho PARK (Department of Fisheries Science, Chonnam National University, Yeosu 59626, Korea)
  • 이춘우(전남대학교 수산과학과) | Chun Woo LEE (Department of Fisheries Science, Chonnam National University, Yeosu 59626, Korea)
  • 박수봉(전남대학교 수산과학과) | Subong PARK (Department of Fisheries Science, Chonnam National University, Yeosu 59626, Korea)