... in the model. The Cambridge model is modified and make it more responsive to the static characteristics of marine soft soil. The UMAT material constitutive subroutine of finite element software Abaqus is compiled, and a modified Cambridge model of marine soft soil is developed. The static triaxial simulation...

...Evaluation of Compressive Characteristics of Polyurethane Foam 1 in Accordance with the Repeated Impact Loading Myung-Sung Kim1, Jeong-Hyeon Kim1, Seul-Kee Kim1, Jae-Myung Lee1,+ Pusan National University, Department of Naval Architecture and Ocean Engineering, Busan, Korea ABSTRACT Sloshing impact...

... elevation undular upstream oil & gas valve-pump system amplitude solitary wave characteristic surface profile reservoir characterization wavemaker surge wave frequency laboratory tsunami basin successive solitary wave gauge superimposition Generation of Undular Bores in Laboratory...

... ABSTRACT Polyurethane foam (PUF) has been extensively used in many fields including LNG carriers because PUF made by synthesis of polyol and isocyanate has many advantageous characteristics such as low thermal conductivity, good mechanical properties, light weight etc. Mainly, PUF was used...

... in consideration of simultaneous loading and unloading by STS method. higher-order boundary element method coefficient numerical model roll motion subsea system assessment safety factor freight & logistics services environmental condition characteristic flbt return period turret model test...

... for floating structures in the deepwater field. The currently widely used method is the hybrid model test, which requires equivalent truncated designs to be matched first. Using static characteristics similar to the design criteria of equivalent truncated design, selecting appropriate objective function...

... focused on docking between USV and Autonomous Underwater Vehicle(AUV) or between USV and mother ship. guidance law lateral error pursuit guidance circular path conventional guidance method equation guidance characteristic guidance method surface vehicle pursuit guidance law artificial...

... Abstract The horizontal clearance effect was studied on the bending and torsion stresses in catamaran cross-deck. Also the influence of the hull geometric characteristics on the stresses of deck stringer under torsion is presented for rectangular compartment of open type ship. The computer...

... operation. In this study, propeller current meter is used to measure the layering current velocity of an annular flume under different water depths and rotating speeds, by which we can obtain the characteristics of the flow field. There exists nonnegligible secondary flow in the annular flume, and its...

... real sea wave information simulation modulation simulated ship wave intensity image intensity directional spectrum ship wave pattern ship wave wigley hull frequency component characteristic noblesse radar image spectrum ABSTRACT: This study presents the characteristics...

... flow field bagnold impact bagnold impact right sensor hydrostatic pressure impact pressure pattern wagner impact wagner type impact jet spray irregular motion investigation bagnold type impact characteristic pressure time history type impact pressure sensor ABSTRACT...

... to design such structures and vehicles. In many previous investigations, numerical analyses for hydro-elastic problem have been used. In this study, an experimental analysis is carried out and the circular cylindrical shell is considered. Dynamical characteristics for a circular cylindrical shell...

... ABSTRACT: This work presents the experimental results focused on the dynamic characteristics of in-line response of a long flexible riser. The riser model is 28.04 m in length and 0.016 m in diameter, giving an aspect ratio (length to diameter) of around 1750. The mass ratio (structural mass...

... the characteristics of the general pier. The shifting and berthing problem of the ship can be described as follows: The ship ( 1,2,3, , j 1,2,3, , )ija i M N= =L L to be moved to the target location 'ija , how to arrange the ship's shifting is to be discussed following description. Where M is amount of double berth...

... results. Several incident wave conditions and shape parameters of the overtopping device are calculated. The straight line type and parabolic type of the sloping arm are compared in the optimal designing investigation of the overtopping characteristics and discharge for OWEC device. The numerical results...

... roles on the reliable performance based evaluations for the offshore platform with wind energy production subjected to dynamic forces with considerably different characteristics INTRODUCTION It is expected that development of the offshore wind energy production would play important roles...

... for simulating ice-induced vibrations of flexible conical structures is performed, and an indirect method in time domain to determine dynamic ice loads is also introduced. frequency displacement different ice velocity characteristic model structure physical model test ice velocity us government...

... and pursuit of the possibility of trimaran especially, wave-making mechanism and resistance characteristics were investigated by linear theory, wave analysis and resistance test. The applicability of linear theory and wave analysis to design the multi hull ship is considered. INTRODUCTION In recent years...

... originates from joint study of Spar and TLP floating platform concepts (Chernetzov, Karlinsky, 2006). lower line characteristic platform movement operation ice load subsea system rigidity safety factor semi-floating platform substructure frequency water depth karlinsky mooring system...

... ABSTRACT: The difference in theories and characteristics of AUT and MUT use in practice for the offshore structures (platform, jacket, subsea pipeline) are analyzed in details. On the basis of analysis, operation process for various conditions was proposed. In accordance with practical project...