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논문

입자법에 의한 파랑중 2차원 부유체 운동 시뮬레이션

Numerical Simulation of Two-dimensional Floating Body Motion in Waves Using Particle Method

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참고문헌

키워드

주제분류해양공학

초록

A moon-pool is a vertical well in a floating barge, drilling ship, or offshore support vessel. In this study, numerical simulation of two-dimensional moon-pool flow coupled with a ship’s motion in waves is carried out using a particle method, the so-called MPS method. The particle method, which is recognized as one of the gridless methods, was developed to investigate nonlinear free-surface motions interacting with structures. The method is more feasible and effective than convectional grid methods in order to solve a flow field with complicated boundary shapes

Abstract

A moon-pool is a vertical well in a floating barge, drilling ship, or offshore support vessel. In this study, numerical simulation of two-dimensional moon-pool flow coupled with a ship’s motion in waves is carried out using a particle method, the so-called MPS method. The particle method, which is recognized as one of the gridless methods, was developed to investigate nonlinear free-surface motions interacting with structures. The method is more feasible and effective than convectional grid methods in order to solve a flow field with complicated boundary shapes

참고문헌 (10)

  1. 김도정, "해양환경정화용 선박의 중앙개구부 특성에 관한 실험적 연구", 한국해양공학회지, 20(2), pp.46~51 (2006), 한국해양공학회
  2. 송지수, "전진하는 2차원 moonpool의 유동해석", 한국전산유체공학회 추계학술대회, pp.225~230 (2003)
  3. 유재훈, "Moonpool과 Azimuth Thruster를 장치한 Drillship의 저항추진성능", 대한조선학회 논문집, 41(6), pp.33~39 (2004), 대한조선학회
  4. 김영훈, "파랑 충격하중에 관한 3차원 입자법 수치모사", 한국해양공학회지, 21(6), pp.42~46 (2007), 한국해양공학회
  5. 이병혁, "비압축성 유동 해석을 위한 입자법 수치 시뮬레이션 기술 개발", 한국해양공학회지, 21(4), pp.8~14 (2007), 한국해양공학회
  6. 이병혁, "입자법을 이용한 비선형성 자유표면 유동의 수치 시뮬레이션", 한국해양공학회지, 21(6), pp.53~58 (2007), 한국해양공학회
  7. Koshizuka,S., "Numerical Analysis of Breaking Waves Using the Moving Particle Semi-implicit Method", J. Numer. Meth. Fluids, 26, pp.751~769 (1998)
  8. Koshizuka,S., "Moving-Particle Semi-implicit Method for Fragmentation of Incompressible Fluid", Nuclear Science and Engineering, 123, pp.421~434 (1996)
  9. Monaghan,J.J., "An Introduction to SPH”, Comput", Phys. Commun, 48, pp.89~96 (1988)
  10. Sueyoshi,M., "Numerical Simulation of Extreme Motions of a Floating Body by MPS Method", MTS, 2004, pp.1, 566~672

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