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규칙파중 항공기 이ㆍ착륙시 초대형 부유식 해양구조물의 천이 응답 해석
신현경(H. SHIN),이호영(H. Y. LEE),임춘규(C. G. LIM),강점문(J. M. KANG),윤명철(M. C. YOON) 한국해양공학회 2001 韓國海洋工學會誌 Vol.15 No.1
Up to now, Most studies of hydroelasticity are about frequency domain analysis. Those aren't suited for analysis of the landing, take-off, and dropping of aircraft on a structure. So, the concern of this paper is the transient behavior of a VLFS subjected to dynamic load, induced by airplane landing and take-off. To predict the added mass, damping coefficient, and wave exciting force, the source-dipole distribution method was used in the frequency domain. The responses are accomplished by using the FEM scheme. A time domain analysis method is based on the Newmark β method to pursue the time step procedure, taking advantage of memory effect function for hydrodynamic effects.