1–19 von 19 Ergebnissen
|

    Offshore technology and scientific drilling

    McLerran, A.R. | Tema Archiv | 1982
    the course of drilling is in widespread use by the offshore industry today. The Ocean Margin Drilling Program proposed for the next decade ...

    Stresses in stiffened tubular T-joint of an offshore structure

    Shiyekar, M.R. / Kalani, M. / Belkune, R.M. | Tema Archiv | 1982
    The effect of internal ring stiffeners has been studied theoretically and experimentally for the welded tubular T-joints occurring in ...

    Alternative subsea drilling systems for the ocean margins drilling program

    Homer, S.T. | Tema Archiv | 1982
    This paper summarizes the results of a study of three alternatives to the OMDP baseline subsea drilling system. The alternatives were ...

    Optimum design and control of self-supported wave energy systems

    Abuelnaga, A. / Seireg, A. | Tema Archiv | 1982
    anchoring problem is generally regarded as one of the major obstacles of developing practical systems due to the high cost of implementation. This ...

    Self-contained deep sea power systems

    Batton, W. / Lobach, J. / Prigmore, D. | Tema Archiv | 1982
    available temperature differences. These self-contained systems can replace the expensive, troublesome electrical umbilical cables currently in ...

    Equipment requirements for the ultra deep sea drilling of the NSF's ocean margin drilling program

    Dauchy, J.H. / Meahl, T.E. | Tema Archiv | 1982
    Conceptual engineering studies have been made of equipment systems requirements to drill a 20000 ft (6.1 km) hole beneath 13200 ft (4 km ...

    Redundancy analysis of semisubmersible vessels operating in the North Sea

    Dao, B. van / Bailey, D.C. | Tema Archiv | 1982
    A redundancy analysis of a semisubmersible drilling vessel operating in the North Sea was performed to determine its ability to survive a ...

    Some unique deep sea drilling problems of the NSF's ocean margin drilling program

    Featherston, C.R. / Meahl, T.E. | Tema Archiv | 1982
    The OMDP has identified unique drilling problems in its conceptual design for drilling 20000 ft (6.1 km) below the seafloor in water depths ...

    Seawave powered desalination. A review, including performance data from the delbuoy prototype

    Pleass, C.M. | Tema Archiv | 1982
    characteristics of the devices which appear well suited to use in cost effective ocean water desalting systems. The DELBUOY system is to date the only ...

    The fatigue behaviour of large scale as-welded and stress relieved tubular T-joints

    Shinners, C.D. / Abel, A. | Tema Archiv | 1982
    with the predictions of available published formulae. Dynamic load amplitudes were selected to give approximately equal hot-spot strains in all ...

    Fatigue strength of welded tubular t-joints under variable amplitude loading

    Kawahara, M. / Katoh, A. / Iwasaki, T. | Tema Archiv | 1982
    The paper describes an experimental study on fatigue strength of welded tubular T-joints, performed in small and large scale models ...

    Optimum design and control of anchored wave energy generators

    Abuelnaga, A. / Seireg, A. | Tema Archiv | 1982
    The study reported in this paper deals with the development of dsign data and strategies for optimizing the performance of wave energy ...

    Dynamics during deployment of pipes for ocean thermal energy conversion

    Wilson, J.F. / Muga, B.J. / Pandey, P. | Tema Archiv | 1982
    The motion of a uniform, vertical pipe is modeled using Bernoulli-Euler beam theory. Effects of rotational restraint at the barge end, self ...

    Analysis of motions of a catamaran in arbitrary headings waves

    Fuzhong, S. | Tema Archiv | 1982
    This paper analyzes the motion of a catamaran advancing at a constant speed in arbitrary heading waves. The mathematical expressions of the ...

    Some recent studies of vortex shedding with application to marine tubulars and risers

    Griffin, O.M. / Ramberg, S.E. | Tema Archiv | 1982
    Many types of marine structures are susceptible to vortex-excited oscillations. These include the risers and conductor tubes that are ...

    A semianalytical finite element displacement formulation for fluid-structure interaction

    Deshpande, S.S. / Belkune, R.M. / Ramesh, C.K. | Tema Archiv | 1982
    A semianalytical finite element displacement formulation for the dynamic analysis of coupled axisymmetrical loading, involving a real ...

    Improved strip theory for wave-induced loads on twin hull semisubmersibles

    Mathisen, J. / Borresen, R. / Lindberg, K. | Tema Archiv | 1982
    pontoons are included. The present improvement provides additional information about the spatial distribution of the diffraction forces, enabling ...

    Floating otec plants: Ocean engineering subsystems issues and answers

    Giannotti, J.G. / Uega, L.A. | Tema Archiv | 1982
    -1970s. The inundation of conceptual and preliminary designs, experimental data from component and systems testing, analytic modeling techniques ...

    Computer simulations for deep water well control

    Matthewes, W.R. / Carnes, M.S. | Tema Archiv | 1982
    objective of the simulations was to determine whether conventional well control procedures would be adequate. The conclusion is that alternate ...