... for two focusing waves. Wave loads as calculated by Morison equation are compared to measurements. The context is the assessment of the hydrodynamic loads due to sloshing on the pump tower in LNG tanks on floating structures. The comparisons turn out to be good in all cases studied provided Morison...

... designing mooring systems for fish farms. In the present study, with a new type of coupled feeder vessel and cages system as the object of the research, considering the environmental load and the cages dimension parameters as well as the effect on the performance of the system, the Morison equation, A new...

... for the early design and post-safety of the jack- up platforms. A large number of scholars have studied the hydrodynamic coefficients in the Morison equation. As for the solution methods of the hydrodynamic coefficients, Wolfram and Naghipour (1999) assessed the various methods that may be used to analysis...

... ABSTRACT This paper presents a practical interpretation of the hydrodynamic force equation developed based on the velocity potential. It expresses the equation in an original version of the Morison equation (Morison et al., 1950) as well as in its subsequent numerous extended or modified...

... solitary waves agree with the experiments for small-amplitude ISWs. The characteristics of large- amplitude ISWs tend to be predicted by the eKdV equation. The experimental forces are also compared with the calculated results based on the Morison equation and pressure integral method. It shows...

... and wave are calculated by using Airy wave theory and Morison equation. Then, the interaction between mooring lines and soil is also considered in this paper. A comprehensive comparison between the present model and previous result is performed and shows good agreement. The results of the parameter...

... are calculated using Morison Equation based on the assumption of a slender body. In the use of Morison Equation, the diffraction and radiation wave loads are neglected. However, the neglect does not mean radiation wave damping does not exist, because the motions of the buoy generate radiation waves, which...

... the theoretical values were estimated using Morison equation. The effects of neighboring cylinders, spacing between the pipes, wave frequency and wave amplitude on the hydrodynamic coefficients of tubular cylinders were analyzed. In this study, the model cylinders were fixed to the soffit of the wave tank bridge...

... in 50 to 60 m deep water. The results have been compared to theoretical results generated by a simplified version of the Morison equation. The peak in-line force on a jacket substructure is found to be around 46% lower on average than the equivalent monopile. The non-dimensional wave force is found...

... numerical simulation and Morison equation are presented. INTRODUCTION Submarine cylindrical structures have been extensively used today and the safety of these structures has been increasingly concerned, along with the boom of offshore industry. In harsh ocean environment, the elements...

... braces running diagonally and vertically (Theckumpurath, Ding and Zhang, 2006). formulation upstream oil & gas subsea system offshore truss spar patel full slender body formulation heave different method spar platform spar proc int offshore coordinate system morison equation...

... forces on offshore structures. A jacket structure is special type of offshore structures which is chiefly made of cylinderical elements. Inline force is the major wave force considered in the analysis and design of these structures. There are several methods, like Morison equation, for determining wave...

... and Vibration Control for Free Spanning Submarine Pipelines J. Zhou, X. Li and CX. Ma Dalian University of Technology Dalian, China ABSTRACT The effect of earthquake should be considered in the design of the submarine pipelines in the seismic active zone. Basing on Morison equation, the dynamic equation of free...

... technical subject for developing commercial size deep seawater upwelling systems. morison equation symmetrical vortice model oscillation condition equation sarpkaya dynamic analysis circular cylinder amplitude different oscillation component cwp hydrodynamic force vortex formation...

... relationship between Cd, Cm and Kc number for regular waves, irregular waves, pure waves and wave-current coexisting field can be obtained. INTRODUCTION In offshore and coastal engineering, various kinds of slender cylinder are very popularly used. So far for its loading analysis, the Morison Equation...

... nonlinear equation wave force hydrodynamic coefficient frequency response function morison equation procedure coefficient wave force model magnitude gottlieb identification technique structural system bendat excitation mooring system identification subsea system impedance...

... The dynamic behaviour of a tower buoy as a slender offshore structure in irregular waves is considered as a nonlinear random hydroelastic problem. It is formulated analytically by the differential equation of tower motion as a beam. Wave load is specified by a modified Morison equation...

... ABSTRACT An efficient methodology is developed to predict slow-drift responses of slack-moored slender offshore structures due to ocean waves. It uses a hybrid wave model for computing the incident wave kinematics and the Morison equation for wave loads. An iterative-incremental Newmark Beta...

... between pipeline and the surrounding fluid becomes dominant. Wave loading can be formulated using modified Morison equation which consists of two force components i.e. inertia force and drag force. In Morison equation drag force is a square function of the relative velocity between structure and fluid...

... depth conditions; adopts a procedure based on the Kitaigorodskii et al. self similarity shape hypothesis to indentify the surface frequency spectrum on decreasing depths, the corresponding spectrum on deep water being assigned; uses the Morison equation to obtain the sectional random forces from which...