61–80 von 101 Ergebnissen
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    Comparison between predicted and measured umbilical bending stresses during manufacturing

    Saevik, Svein / Gjosteen, Janne K. | Tema Archiv | 2006
    reeled on and off storage drums. The umbilical components may not only be exposed to pure elastic bending stresses due to the curvature radius ...

    Analysis of fatigue crack propagation in typical welded joints of FPSOs

    Zhang, Bin / Moan, Torgeir | Tema Archiv | 2005
    cracks is studied in typical welded joints through the use of analytical and numerical methods. The simplified analytical model is based on the ...

    The VIVACE converter: Model tests at high damping and reynolds number around 105

    Bernitsas, Michael M. / Ben-Simon, Y. / Raghavan, Kamaldev et al. | Tema Archiv | 2006
    The VIVACE Converter is a new concept to generate clean and renewable energy from fluid flows such as those abundant in oceans, rivers or ...

    Optimizing ship machinery maintenance scheduling through risk analysis and life cycle cost analysis

    Baliwangi, Lahar / Ishida, Kenji / Arima, Hidetoshi et al. | Tema Archiv | 2006
    Ship maintenance scheduling management integrated with risk evaluation and Life Cycle Cost (LCC) assessment approach is developed in this ...

    Hydraulic model tests on a tugboat support type automatic installation system for caissons with antirolling boards

    Yoneyama, H. / Shiraishi, S. / Nazato, K. et al. | Tema Archiv | 1997
    several operators on a floating crane can be automated, thereby improving working conditions on offshore construction sites. The automatic ...
    Schlagwörter: Offshore-Gebiet

    Behavior of tensile wires in unbonded flexible pipe under compression and design optimization for prevention

    Tan, Zhimin / Loper, Cobie / Sheldrake, Terry et al. | Tema Archiv | 2006
    behaviour of these wires and for illustrating the characteristics of such behaviors. The paper presents the summary of the full scale offshore ...

    A stereoscopic endoscopic optical system for measurement of the 3D weld geometry of pipes - concepts and preliminary results

    Hofmann, Allan / Albertazzi, Armando / Castilho Santos, Joao et al. | Tema Archiv | 2006
    naturally done by the brain of most animals and humans. It is also already a very well established computer vision technique to extract 3D ...

    Degradation of the effect of polymer addition on the reduction of pipe friction by mechanical stirring

    Kumagai, T. / Sakai, Y. / Uematsu, T. et al. | Tema Archiv | 1997
    The effect of PEO (polyethylene oxide) addition on the reduction of pipe friction for sea-water and the degradation of its effect by ...

    On the ship resistance under the design waterline in the continuous mode of icebreaking in level ice

    Puntigliano, F.M. | Tema Archiv | 1997
    resistance under the design waterline. An icebreaker model with a Simplified Waas Bow was tested. Forces on three segments and the pressure field on ...

    A proposal for the control of teams of autonomous underwater vehicles (AUVs) in hierarchical and peripheral modes using the concept of adaptive autonomy

    Glotzbach, Thomas / Wernstedt, Jürgen | Tema Archiv | 2006
    already been successfully used in single Autonomous Underwater Vehicles (AUVs) for cooperating teams of AUVs. In the current research on AUVs, the ...

    Evaluation of shear area of dwtt fracture surface with instrumented system

    Ahn, Seong Soo / Ham, You Sun | Tema Archiv | 2009
    with static loading, the data of load and displacement should be gathered during test because they were driven from fracture mechanics. In case ...

    Metallurgical design of newly developed material for seamless pipes of X80-X 100 grades

    Arai, Yuji / Kondo, Kunio / Hirata, Hiroyuki et al. | Tema Archiv | 2007
    . The effect of microstructure of quenched and tempered (QT) steel on strength and toughness is investigated in laboratory. Uniform bainitic ...
    Schlagwörter: Offshore-Gebiet

    Preliminary results of a vortex method for stand-alone vertical axis marine current turbine

    Li, Ye / Calisal, Sander M. | Tema Archiv | 2007
    performance of stand-alone vertical axis tidal turbine in term of power efficiency, torque and forces. This method focuses on power prediction ...

    Simulation of sloshing in LNG-tanks

    Peric, Milovan / Zorn, Tobias / Moctar, Ould el et al. | Tema Archiv | 2007
    The aim of this paper is to demonstrate the prediction of internal loads on liquified natural gas (LNG) tanker ships and on offshore ...
    Schlagwörter: Offshore-Plattform

    Sour service corrosion fatigue testing of flowline welds

    McMaster, Fraser / Thompson, Hugh / Zhang, Michelle et al. | Tema Archiv | 2007
    relevant testing when considering material and process selection for offshore applications. ...

    Stress measurements at hot spots using stressprobe

    Lotsberg, I. / Salama, M.M. / Dover, W.D. et al. | Tema Archiv | 2007
    . The common practice for predicting the SCF value is the use of code-specified empirical equations and through detailed finite element analysis ...

    Subsea pipeline monitoring using fibre optic strain sensors

    Roberts, Damon | Tema Archiv | 2007
    strategies. Building on experience from monitoring risers, the technology is now being applied to other subsea infrastructure including manifolds and ...

    Condition based integrity assessment of pipelines

    Kumar, Amrita / Hannum, Robert / Beard, Shawn J. et al. | Tema Archiv | 2007
    repair or replacement. Asset management can be performed based on the actual health and usage of structures, thereby minimizing in-service ...

    Forecast of critical wave groups from surface elevation snapshots

    Clauss, Gunther F. / Testa, Daniel / Kosleck, Sascha et al. | Tema Archiv | 2007
    Reports on damages of ships, cargo and structures during heavy seas have been increasing within the last years. The impact of single ...

    Probabilistic fatigue reliability of large diameter steel catenary risers (SCR) for ultra-deepwater operations

    Akpan, U.O. / Koko, T.S. / Rushton, P.A. et al. | Tema Archiv | 2007
    ), which captures uncertainties in parameters such as loads and material properties. Parametric sensitivity studies on the fatigue strength ...