... sampler diameter completion installation and operations s&cpt cone tip probe sleeve case soil sample investigation percussion method prototype apparatus sensor unit A Study on Feasibility of the Method of Sampling and Cone Penetration Test Kazuo Tani, Tsuyoshi Ikeya and Daisuke Inazu...

... were revised considering pit diameter and basin depth. The top tensions of the wires were investigated under various wave headings, height and periods in wave conditions. The discussion is made on the effects of the load transfer condition, wave headings. INTRODUCTION Ocean riser systems are mainly...

... ABSTRACT The impact loads of a disk slamming into both pure and aerated water are investigated experimentally. The impact velocity of the disk (diameter = 140 mm) is 2 m/s. The pressure distribution and evolution of impact loads are recorded with the help of three mini pressure gauges...

... Abstract In this study, three-dimensional numerical simulations are performed to study the VIV of two side-by-side cylinders of different diameters in a steady flow. The two cylinders are rigidly connected together and elastically mounted as a single body. The main aim of the study...

... design variable diameter sustainable development thickness sustainability wind energy maximum stress Sensitivity Analysis of Structural Behaviors on Key Design Parameters of Tripod for Offshore Wind Farm Jianhua Zhang 1, Yiqun Xie 1, Dianwei Gao 2 1 College of Aerospace and Civil Engineering...

.... In the numerical model, the OWT structure is simplified as an Euler-Bernoulli beam with a series of nonlinear Winkler springs, in which the soil resistance is modeled by p-y, t-z and q-z curves. The influences of dynamic loads, the dimensions of the monopile and tower (length, diameter and wall thickness...

.... wedge numerical simulation two-phase sph model diameter deadrise angle pinch-off time water entry simulation sph simulation boundary treatment evolution two-phase sph simulation sph result pressure distribution wedge water entry lin ma cavity boundary particle different deadrise angle...

... foundation bearing capacity china sustainability jacket foundation resistance diameter Construction Environment Characteristics and Structural Solutions of Wind Turbine Foundation for Offshore Wind Farm in China Zhongmin Lu Shanghai Investigation, Design & Research Institute Shanghai, China...

.... In the study, performance of straight-bladed vertical axis wind turbine with a directed guide vane row was investigated experimentally in field. The tested wind turbine has some straight rotor blades with a profile of NACA0018, a chord length of 100 mm, a diameter of 1.0 m and a height of 1.5 m. The rated...

... experiment viv frequency isope cylinder response frequency pipe model circular cylinder vibration submarine pipeline span offshore pipeline pipeline span span natural frequency vortex-induced vibration pipe flow velocity sand case diameter Experimental Study on VIV...

..., a series of centrifuge model tests have been undertaken on circular spudcans with prototype diameter of 10 m on layered clay samples. The thicknesses of the upper crust layer adopted in the tests ranged from about 0.16 to 0.71 spudcan diameter while the strength ratio of the lower layer to the upper layer...

... diameter flow velocity installation nodule diameter production monitoring coefficient flow rate circular lifting test pump efficiency reservoir surveillance feeder concentration pump revolution efficiency equation lifting test installation head loss production control nodule...

... cylindrical pit shell element model strength corrosion pit element model corroded plate ship hull plate effective thickness flowline corrosion bulk carrier thickness diameter artificial intelligence strength assessment pipeline corrosion Paper No. ISOPE-2008-P08-64 First author s last (family...

... diameter ice force horizontal ice force diameter synthetic model ice physical simulation water level ice load ice sheet proceedings new concept structure A New Concept of Attached Ice-breaking Structure in Shallow Water Area Zhijun Li State Key Laboratory of Coastal and Offshore Engineering...

... by physical modeling in a few large projects, such as the PIPESTAB project (Wagner et al., 1987), the AGA project (Brennodden et al., 1989) and a project at DHI (Palmer et al., 1988). diameter stability ocean current interaction model pipeline stability medium sand experimental result pipeline...

... diffraction calibration block weld characteristic aut system mut discontinuity weld stream wafer discrimination ultrasonic test ultrasonic beam diameter Study on the Utility and Criteria of AUT and MUT Ding Guo Zhang NO.1 Machine Design Department, China National Offshore Oil Engineering Co...

... procedure coefficient diameter ice strength experimental investigation ice cover strength distribution imprint strength investigation inhomogeneity accuracy Experimental Investigation of Ice Cover Spatial Inhomogeneity Alexander T. Bekker, Sergey G. Gomolskiy, Alexander E. Farafonov...

... into duct. wave energy device heave amp duct nondimensional hong reaction force orifice diameter spring coefficient frequency amplitude coefficient heave amplitude diameter equation variation spring force orifice dia upstream oil & gas Study of Oscillatory Pneumatic Damping...

... of ice penetration on time. Substituting (1) into (2) we may define law on variation of velocity at which ice is penetrated by the following formula: * d is structure support diameter; D is ice floe diameter. 1i ii 2 ii 1i M dtVF2VMV ++ = (4) At full loss of kinetic energy by ice field, such field would...

..., which provides crossing of driving forces and resistance forces in its center of mass. Moreover it is necessary to take it into account, that energy supply of a tethered vehicle is limited by carrying capacity of a cable aspiring to increase its diameter leads to increase the thrusts of propellers...