... ABSTRACT With the trend of increasing dimensions of large ships, especially for the ultra large container ship, the hydroelasticity of ship in waves become more and more important. The hydroelastic responses, such as springing and whipping, happen more frequently even in sea states that were...

... subsea system module wave direction 60 stiffness platform direction 60 velocity potential exp performance analysis ding upstream oil & gas connector module 2 vertical shear force hydroelasticity theory wave direction hydroelastic response direction 90 prediction wave...

... the hydroelastic response of wave-VLFS interaction is of great importance. The hydroelastic response of the VLFS is often studied to determine the deflection of the VLFS under the action of wave forces and also measure the influence of the floating structure on water waves. Extensive research on this problem has...

... of ship width and depth is very large so that its 3D hydroelastic response involving bending and torsion is significant. A model test for the trapezoidal large floating structure was carried out in this paper to study its load and response characteristic. Firstly, the test model of structure was designed...

...A Numerical Study on the Hydroelastic Response of Ice Floes In Regular Wave Regimes Meng Wang1, Li Zhou2*, Yiwei Yu2 and Zhi Zong2 1 China Classification Society Fuzhou Branch, Fuzhou, China 2 School of Naval Architecture, Dalian University of Technology, Dalian, China * Corresponding author...

... meters in moulded depth, with a high ratio of length to depth. Therefore, it is necessary to consider the 3D hydroelastic response for strength evaluation of the trapezoidal large floating structure. Flat and long structure has significant bending springing response in waves. In this paper, a large 3D...

... ABSTRACT This paper investigates the hydroelastic responses of the horizontal porous plate attached at the front of a very large rectangular floating structure. The model is based on two-dimensional linear potential theory and adopts Darcy's law to represent energy dissipation. It is assumed...

... ABSTRACT This paper investigates the sloshing effect in an enclosed water surface due to the hydrodynamic interaction and hydroelastic response of large floating multi-bodies under regular waves by using the coupled finite-element boundary-element (FE-BE) method. The wave elevations...

... mode shapes are determined through the application of a FEM based structural model. The diffraction/radiation problem is solved using the boundary integral equation method. Focus is given on the flexible modes' generalized hydrodynamic forcing and responses, the spar's hydroelastic response...

... incident wave field hydroelastic response vertical displacement variable bathymetry region subsea system matrix hybrid technique incident wave engineering bathymetry wavelength incident wavelength generalized incident wavelength frequency-domain hydroelastic analysis hydroelastic...

... al., 2006). Alternatively, by including the added mass and the hydrostatic-gravitational stiffness in a solution of the eigenvalue problem, the use of "wet" mode shapes in the hydroelastic analysis can be realized (Hamamoto and Fujita, 2002; Loukogeorgaki et al., 2012). hydroelastic response...

... ABSTRACT Second-order hydroelastic responses for flexible floating bodies are investigated by using a direct time-domain Higher Order Boundary Element Method (HOBEM) which was developed at Osaka University (He and Kashiwagi, 2014). To calculate the second-order hydrodynamic forces, the second...

... corner. Considering multiple dynamic excitation sources acting on the frame structure such as random waves, mooring tension, wind loads, and wind turbine dynamics, the coupled hydroelastic responses of the MUFOWT are investigated in terms of resonance risk and consequences in motion and structural...

... hydroelastic response. The B-spline Galerkin scheme developed by Kashiwagi (Kashiwagi, 1998a) is a typical mode-expansion method. It uses B-spline function to represent the pressure and Gakerkin scheme is applied for meeting the boundary conditions. This method reduces computational time well and the accuracy...

... of the vertical elastic plate is affected by the presence of the fluid. It is worth to pay attention that the wave forcing of a vertical elastic plate can be used to model a wide range of marine structures; for example seawalls, LNG tanks, and breakwaters. For this reason, the hydroelastic response of a vertical...

... connector haicheng zhang 1 characteristic subsea system vlf nonlinearity nonlinear network dynamic characteristic connector stiffness hydroelastic response connector module amplitude death Nonlinear Network Dynamic Characteristics of Multi-Module Floating Airport with Flexible Connectors...

... to the stiffness of the connectors. floating production system hydroelastic response heave motion connector rigid body motion stiffness wave length wave incoming direction elastic deformation fpso response crest vertical displacement amplitude wave frequency vlf subsea system rigid body...

... and PFS' hydroelastic response. 3D experiments are conducted for a PFS' configuration consisting of modules connected with hinge-type connectors and moored with chains. The numerical modeling is implemented in frequency domain considering rigid modules and hinge joints and using modal functions...

...Comparisons of Experimental and Numerical Results for Global Hydroelastic Response of Container Ship within the WILS III JIP E.Tiphine(1), F.Bigot(1), J. De-Lauzon(1), F.X. Sireta(1), Y.S. Chung(2), S. Malenica(1) (1) Bureau Veritas, Research Department, Neuilly sur Seine, France (2) Bureau Veritas...

..., Radiation condition, Eigenfunction expansion method INTRODUCTION Pontoon-type VLFS is one of the typical structural types of very large floating structures (VLFS). Various numerical methods have been proposed to predict the hydroelastic response of this structure in waves (Watanabe (2004); Chen (2006...