한국해안해양공학회:학술대회논문집 (Proceedings of the Korean Society of Coastal and Ocean Engineers Conference) (Proceedings of the Korean Society of Coastal and Ocean Engineers Conference)
한국해안·해양공학회 (Korean Society of Coastal and Ocean Engineers)
- 연간
과학기술표준분류
- 건설/교통 > 해양안전/교통기술
- 건설/교통 > 수공 시스템 기술
한국해안해양공학회 2004년도 학술발표논문집 Proceedings of Coastal and Ocean Engineering in Korea
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Submerged Membrane Beakwaters II: A Rahmen Type System Composed of Horizontal and Vertical MembranesIn the present paper, the hydrodynamics properties of a Rahmen type flexible porous breakwater with dual fixed-pontoon system interacting with obliquely or normally incident small amplitude waves are numerically investigated. This system is composed of dual vertical porous membranes hinged a the side edges of dual fixed pontoons, and a submerged horizontal membrane that both ends are hinged at the steel frames mounted pontoons. The dual vertical membranes are extended downward and hinged at bottom steal frame fixed into seabed. The wave blocking and dissipation mechanism and its effects of permeability, Rahmen type membrane and pontoon geometry, pre-tensions on membranes, relative dimensionless wave number, and incident wave headings are thoroughly examined.