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47,000톤급 중형 크루즈선의 추진방식에 따른 선미부 형상과 저항특성 비교
김동준(DONG-JOON KIM),박현수(HYUN-SOO PARK),현범수(BEOM-SOO HYUN),김무롱(MOO-LONG KIM),최경식(KYUNG-SIK CHOI) 한국해양공학회 2004 韓國海洋工學會誌 Vol.18 No.5
Various propulsion systems, applicable for a G/T 47,000 class mid-size cruise ship, are discussed and a comparative study on stern forms and hull resistance characteristics is carried out, in relation to these propulsion systems. Based on shipyard production logs on similar cruise ships, a reference hull form of a single shaft propulsion system with center-skeg, is generated. Then two new stern hull forms are derived by using a hull transform technique: consisting of one stern form using a twin-skeg system and the other using the Azipod system. Using a CFD-based commercial flow analysis program, WAVIS (WAve and VIScous flow analysis system for hull form development), various hydrodynamic characteristics, including wave profiles and ship hull resistance, are compared for three hull forms.