1–50 von 3,026 Ergebnissen
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    Zur statischen und dynamischen Berechnung von Pipelines und Risern im Meer

    Rosemeier, G. | Tema Archiv | 1995
    In der Offshoretechnologie werden die verformungsweichen, seilartigen, biegesteifen Konstruktionselemente Pipeline und Riser eine ...
    Schlagwörter: Leitrohr (Meerestechnik)

    Zum Tragfähigkeitsnachweis für horizontal belastete Pfähle für die Grenzzustände GEO-2 und GEO-3

    Achmus, Martin | Tema Archiv | 2012
    Horizontal belastete Pfähle kommen häufig in der Offshore-Technik zum Einsatz, in jüngerer Zeit insbesondere als Gründungselemente für ...

    Z-drive escort tug operating modes

    Jukola, H. | Tema Archiv | 1995
    , and increasingly in North America. In the United States, this is the result of the enactment of well-meaning laws to improve the safety of ...

    YUNUS underwater acoustic data acquisition system

    Saatclar, Ruhi / Ergintav, Semih / Basaran, Hakan | Tema Archiv | 2005
    Research Group and the Earth and Marine Sciences Research Institute of TUBITAK Marmara Research Center. The new system has been developed for ...
    Schlagwörter: Meerestechnik

    XXXVIIe session de l'association technique maritime et aeronautique (Paris, 29 mai-ler juin 1933)

    Engineering Index Backfile | 1933
    Proceedings of 37th meeting of Association Technique Maritime et Ae Onautique held in Paris at end of May 1933, including abstracts of ...
    Verlag: Engineering Index Backfile
    Schlagwörter: Marine engineering

    World's first subsea separation and injection plant destined for Troll C

    Knott, D. | Tema Archiv | 1997
    Zukünftig können bei der Gas- und Ölproduktion Anlagenausrüstungen eingesetzt werden, die in großer Meerestiefe weit entfernt von der ...
    Schlagwörter: Plattform (Meerestechnik)

    Wing body junctions in ship hydrodynamics

    Freier Zugriff
    Costel Ungureanu / Costel Iulian Mocanu | DOAJ | 2019
    hydrodynamic, structural, technological and operational. The hydrodynamic measures, which are the first that can be taken into consideration in order ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Wind tunnel experiments on a fully appended laminar flow submersible for oceanographic survey

    Huggins, A. / Packwood, A.R. | Tema Archiv | 1995
    the remaining 30 % of the body. Hydrodynamic forces were measured, and a significant reduction in drag was found compared with standard ...

    Wind propulsion of ships to decarbonize maritime transport

    Freier Zugriff
    Aurel Dan Maimon | DOAJ | 2023
    Flettner rottor, rigid panels made of composite materials, sails and in particular the kite, innovative in this field. Studies show that 3700 to ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Wind and wave induced behaviour of offshore guyed tower platforms

    Bisht, R.S. / Jain, A.K. | Tema Archiv | 1998
    against lateral movement from its mooring system. In this study, the response of offshore guyed towers to random forces generated by wind and wave ...

    Wide range of systems aids marginal deepwater development

    Schultz, A.R. / Brown, R.J. | Tema Archiv | 1981
    Intensive Forschungs- und Entwicklungsarbeiten der Anlagenbauer ermoeglichen die Erschliessung auch kleinerer Oelfelder in immer groesseren ...
    Schlagwörter: MEERESTECHNIK

    Wide range of parameters on offshore site is critical to offshore pipeline design

    Jinsi, B.K. | Tema Archiv | 1982
    Wartungstechnik besprochen. Behandelt werden die Betriebsbedingungen, Stahlsorten, Sicherheitszuschlaege, Besonderheiten bei der Verlegung in tiefen und ...
    Schlagwörter: MEERESTECHNIK

    Whipping-based criterion for the identification of slamming events

    Dessi, Daniele | Online Contents | 2014
    ABSTRACT In this paper, a new criterion for the identification of slamming events is formulated. This criterion is based on the analysis of ...

    Whipping-based criterion for the identification of slamming events

    Freier Zugriff
    Daniele Dessi | DOAJ | 2014
    ABSTRACT: In this paper, a new criterion for the identification of slamming events is formulated. This criterion is based on the analysis ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Whipping-based criterion for the identification of slamming events

    Freier Zugriff
    Dessi Daniele | DOAJ | 2014
    In this paper, a new criterion for the identification of slamming events is formulated. This criterion is based on the analysis of the high ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    W.H. Allen Sons and Company Limited, Bedford, England

    Tema Archiv | 1976
    zwischen 400 und 4000 PS entwickelt hat. Einzelheiten ueber das heutige Bauprogramm, technische Daten wichtiger Baureihen, die heute in den ...
    Schlagwörter: MEERESTECHNIK

    Whale optimized routing path selection and 128 bit secured key management for maritime safety

    Freier Zugriff
    Arumugam Maharajan / Parasuraman Kumar | DOAJ | 2024
    The critical aspect in advancing global trade lies in ensuring security across marine trading systems. This research significantly ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    West coast shock facility

    Giannoccolo, S. | Engineering Index Backfile | 1966
    Functions, facilities, and operations of test facility established by Bureau of Ships and assigned to San Francisco Naval Shipyard; major ...
    Verlag: Engineering Index Backfile

    Wells turbine with end plates for wave energy conversion

    Takao, Manabu / Setoguchi, Toshiaki / Kinoue, Yoichi et al. | Tema Archiv | 2007
    In order to improve the performance of the Wells turbine for wave energy conversion, the effect of end plate on the turbine characteristics ...

    Welding problems in shipbuilding

    Masubuchi, K. | Engineering Index Backfile | 1969
    structures focuses mainly on new welding process, and notch toughness of weld metal. (25665) ...
    Verlag: Engineering Index Backfile

    Welding for the deep sea

    Tema Archiv | 1976
    Berichtet wird ueber die Fertigung von U-Booten fuer die Meerestechnik mit einer maximalen Tauchtiefe von 900 m. Die Boote werden in einer ...

    Welding deformation analysis based on improved equivalent strain method to cover external constraint during cooling stage

    Kim, Tae-Jun / Jang, Beom-Seon / Kang, Sung-Wook | Online Contents | 2015
    work piece and bending stress forms in the transverse direction. The additional bending stress distribution across the plate thickness was ...

    Welding deformation analysis based on improved equivalent strain method to cover external constraint during cooling stage

    Freier Zugriff
    Tae-Jun Kim / Beom-Seon Jang / Sung-Wook Kang | DOAJ | 2015
    work piece and bending stress forms in the transverse direction. The additional bending stress distribution across the plate thickness was ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Welding deformation analysis based on improved equivalent strain method considering the effect of temperature gradients

    Kim, Tae-Jun / Jang, Beom-Seon / Kang, Sung-Wook | Online Contents | 2015
    ABSTRACT In the present study, the existing equivalent stain method is improved to make up for its weaknesses. The improved inherent strain ...

    Welding deformation analysis based on improved equivalent strain method considering the effect of temperature gradients

    Freier Zugriff
    Tae-Jun Kim / Beom-Seon Jang / Sung-Wook Kang | DOAJ | 2015
    In the present study, the existing equivalent stain method is improved to make up for its weaknesses. The improved inherent strain model is ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Weight reduction and strengthening of marine hatch covers by using composite materials

    Freier Zugriff
    Basem E. Tawfik / Heba Leheta / Ahmed Elhewy et al. | DOAJ | 2017
    using ANSYS software. Critical design parameters of the composite hatch cover and FEA are discussed in details. Regarding the weight reduction ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Weight, cost and design characteristics of tankers and dry-cargo ships

    Johnson, R.P. / Rumble, H.P. | Engineering Index Backfile | 1965
    Authors have begun investigation of ship design, construction and costing for surface-displacement ships in maritime service to fill need ...
    Verlag: Engineering Index Backfile

    Weather optimal area-keeping control for underactuated autonomous surface vehicle with input time-delay

    Freier Zugriff
    Shasha Wang / Yulong Tuo / Dan Wang | DOAJ | 2022
    disturbances and input time-delay, an integral time-delay sliding mode control algorithm based on weather optimal intermittent strategy is proposed in ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Wave transformation through flushing culverts operating at seawater level in coastal structures

    Tsoukala, V.K. / Katsardi, V. / Belibassakis, K.A. | Tema Archiv | 2014
    The placement of flushing culverts in breakwaters is a simple way to counteract a decline in water quality in harbour basins. A series of ...

    Wave resistance of a hovercraft moving in water with nonrigid bottom

    Cohen, M. / Miloh, T. / Zilman, G. | Tema Archiv | 2001
    inviscid upper layer (water) and a viscous layer (nonrigid bottom).Numerical calculations show that the maximum wave resistance in the vicinity of ...

    Wave propagation through arrays of unevenly spaced vertical piles

    Duclos, G. / Clement, A.H. | Tema Archiv | 2004
    investigated in the recent past, but most of the time under the assumption of regular and spatially periodic arrangements. Unlike these authors, we ...

    Wave pressures on a vertical wall due to short-crested waves: Fifth-order approximation

    Teo, H.T. | Tema Archiv | 2003
    structures. The existing models to estimate the wave pressure in engineering design are limited to the third-order solution (Hsu et al., 1979). In ...
    Schlagwörter: Meerestechnik

    Wave power extraction from an oscillating water column along a straight coast

    Martins-rivas, Herve / Mei, Chiang C. | Tema Archiv | 2009
    circular cylinder half embedded in the cliff and open on the seaside. Forced by incident waves from any direction, the water surface inside pushes ...

    Wave power extraction by multiple wave energy converters arrayed in a water channel resonator

    Freier Zugriff
    Jeongrok Kim / Il-Hyoung Cho | DOAJ | 2021
    amplified. To estimate the wave power by multiple WECs placed at the antinodal points in a WCR, the heave motion response, time-averaged power, and ...
    Schlagwörter: Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Wave pattern and resistance prediction for ships of full form

    Peng, Heather / Ni, Shaoyu / Qiu, Wei | Tema Archiv | 2014
    method to improve the prediction of wave pattern and wave-making resistances for ships of full form. In the proposed approach, an alternative ...

    Wave measurements by pressure transducers using artificial neural networks

    Tsai, Jen-Chih / Tsai, Cheng-Han | Tema Archiv | 2009
    Underwater ultrasonic acoustic transducers are frequently used in ocean wave measurements as they measure surface level using acoustic ...
    Schlagwörter: Welle (Meer)

    Wave-like aquatic propulsion of mono-hull marine vessels

    Krylov, V.V. / Porteous, E. | Tema Archiv | 2010
    consideration underwent a series of tests both in a Perspex water tank and in an experimental pool. In particular, the forward velocity of the boat has ...

    Wavelet analysis for processing of ocean surface wave records

    Massel, S.R. | Tema Archiv | 2001
    application of the WT to ocean engineering and oceanography is rare. In this paper the WTs capability to give a full time-frequency representation of ...
    Schlagwörter: Welle (Meer)

    Wave kinematics for simulated shallow water storm waves - analysis and experiments

    Chakrabarti, S.K. / Kriebel, D. | Tema Archiv | 1997
    . Design waves often include breaking and nearbreaking storm waves in the presence of currents. It is important to predict the kinematics of these ...
    Schlagwörter: Meerestechnik

    Wave interaction with a submarine pipeline in clayey soil due to random waves

    Vijaya Kumar, A. / Neelamani, S. / Narasimha Rao, S. | Tema Archiv | 2005
    The wave pressure and uplift force due to random waves on a submarine pipeline (resting on bed, partially buried and fully buried) in ...
    Schlagwörter: Welle (Meer)

    Wave interaction with a semi-porous cylindrical breakwater mounted on a storage tank

    Williams, A.N. / Li, W. | Tema Archiv | 1998
    interior and exterior fluid regions is solved by an eigenfunction expansion approach. Analytical expression are obtained for the wave motion in ...

    Wave-induced uplift force on a submarine pipeline buried in a compressible seabed

    Magda, W. | Tema Archiv | 1997
    is also related to surface wave conditions. As a general conclusion, the practical, engineering recommendation is given in order to make a ...

    Wave-induced motions of an air cushion structure in shallow water

    Thiagarajan, Krish P. / Morris-Thomas, Michael T. | Tema Archiv | 2006
    heights within the skirt chamber. Each model was floated at a constant draft of 0.1 m and tested in water depths ranging between 0.03 m (shallow ...
    Schlagwörter: Plattform (Meerestechnik)

    Wave induced motion of FLIP

    Smith, J.A. / Rieder, K.F. | Tema Archiv | 1997
    frequencies, FLIP's motion can be estimated from measurements of apparent acceleration and heading. This minimal set of measurements is often ...
    Schlagwörter: Meerestechnik , Sonar-Technik

    Wave induced forces around buried pipelines

    Madhu Sudhan, C. / Sundar, V. / Narasimba Rao, S. | Tema Archiv | 2002
    and 1.7 m deep, 96 number of tests were conducted with waves generated for different wave heights. A pipeline 200 mm in diameter was buried in ...
    Schlagwörter: Welle (Meer)

    Wave height measurement scheme using wave detector based on convolutional neural network and PPM calculator with ocean wave images

    Freier Zugriff
    Il-Kyu Hwang / Minkyu Lee / Junsub Han et al. | DOAJ | 2023
    Neural Networks that takes two-dimensional ocean images as input, and a PPM Calculator that measures the size of an object in the image. The ...
    Schlagwörter: Ocean wave image , Ocean engineering , Naval architecture. Shipbuilding. Marine engineering

    Wave forces on a seawater intake caisson

    Neelamani, S. / Uday Bhaskar, N. / Vijayalakshmi, K. | Tema Archiv | 2002
    was found to increase with increase in relative wave height and reduces with increase in relative width. Multiple regression analysis of the ...

    Wave forces and scaling effects on offshore wind turbines

    Dixon, J.C. / Swift, R.H. | Tema Archiv | 1986
    von 60 und 120 m. Problemkreise der Rotorgroesse, der Windgeschwindigkeit, des zu uebertragenden Drehmoments in Zusammenhang mit der Drehzahl ...
    Schlagwörter: MEERESTECHNIK

    Wave force coefficients for horizontally submerged rectangular cylinders

    Venugopal, Vengatesan / Varyani, Kamlesh S. / Barltrop, Nigel D.P. | Tema Archiv | 2006
    in many offshore structures, are reported in this paper. Two rectangular cylinders with aspect (depth-breadth) ratios equal to frac(1, 2) and ...
    Schlagwörter: Welle (Meer)