51–81 von 81 Ergebnissen
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    Lifting-line theory and calculations for supercavitating propellers

    Andersen, P. | IOS Press | 1976
    .

    Results are shown from calculations in which the propeller data are varied systematically thus making a small propeller series.

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    Schlagwörter: Research Article

    Effects of distributed roughness on the skin friction of ships

    Kauczynski, W. / Walderhaug, H. | IOS Press | 1987

    In order to study the influence of different distributions of paint roughness on ship skin friction resistance a calculation method has

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    Schlagwörter: Research Article

    Preliminary fleet design by geometric programming

    Folkers, J.S. | IOS Press | 1969
    this paper is to apply this method to a problem of preliminary fleet operations analysis. Three versions of this problem are fully discussed ...
    Schlagwörter: Research Article

    Effect of ship main dimensions and properties of hull material on deflection, shear force and bending moment

    Nassef, I. | IOS Press | 1983

    In this investigation the influence of a Winkler type of elastic foundation on deflection of ship hull is studied. In addition the

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    Schlagwörter: Research Article

    On the supercharging of high-powered 2-stroke diesel engines

    Schmidt, F. | IOS Press | 1958
    principles employed: constant pressure with scavenging pumps in series with the turbo-blower, and pulse operation with pumps in parallel, discussing ...
    Schlagwörter: Research Article

    Incipient and desinent cavitation on hemispherical nosed bodies

    van der Meulen, J.H.J. | IOS Press | 1972
    cavitation were determined in a high speed cavitation tunnel, using a series of stainless steel, hemispherical nosed bodies. The experiments covered ...
    Schlagwörter: Research Article

    The steering of a ship during the stopping manoeuvre1

    Hooft, J.P. | IOS Press | 1970

    The paper presents the results of modelexperiments on a “Series-60” model with a blockcoefficient of 0.80 regarding the governing

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    Schlagwörter: Research Article

    A statistical method for calculation of resistance of the stepless planing hulls1

    Radojčić, D. | IOS Press | 1984

    A mathematical model is presented for predicting the resistance and trim angle of bare stepless planing hulls in calm water for volume

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    Schlagwörter: Research Article

    Off-shore drilling barges1

    Pratt, W. / Roy, W.A. | IOS Press | 1960

    This paper gives a brief history of drilling for petroleum under water and the development of the structures used in such operations

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    Schlagwörter: Research Article

    The calculation of nozzle propeller systems based on the theory of thin annular airfoils with arbitrary circulation distribution

    Kobyliński, Lech | IOS Press | 1961
    distribution increasing linearly towards the blade tips for the nozzle series of L  ...
    Schlagwörter: Research Article

    Variation of parameters determining seakeeping

    Beukelman, W. / Huijser, A. | IOS Press | 1977

    With the computerprogram “Trial” calculations have been carried out to determine the seakeeping qualities in head waves of

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    Schlagwörter: Research Article

    The design of wake-adapted screws and their behaviour behind the ship1

    van Manen, J.D. / van Lammeren, W.P.A. | IOS Press | 1955

    The paper deals first with the deficiencies in the theory of wake-adapted ship screws. Next, a method of design for these screws is

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    Schlagwörter: Research Article

    Extended heat exchange surface for marine and nuclear boilers1

    Zoller, R.E. | IOS Press | 1958
    ( 1 /( / 2 in. tubes was ...
    Schlagwörter: Research Article

    Hybrid computer simulation of maneuvering during underway replenishment

    Brown, S.H. / Alvestad, R. | IOS Press | 1974

    This paper describes a hybrid computer simulation of ship maneuvering during underway-replenishment operations. Two identical Mariner

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    Schlagwörter: Research Article

    Pitch and heave with fixed and controlled bow fins

    Vugts, J.H. | IOS Press | 1967

    A method of calculating the effect of bow antipitching fins on the motions of a model is presented and compared in detail to the results

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    Schlagwörter: Research Article

    The blade edge microscope of the Netherlands Ship Model Basin

    Witte, J.H. / Esveldt, J. | IOS Press | 1966
    nor are they identical. These differences can usually not be seen by the unaided eye but in the tunnel they result in drastic differences in ...
    Schlagwörter: Research Article

    Graphical presentation of hull frequency data and the influence of deck-houses on frequency prediction1

    Johnson, A.J. / Ayling, P.W. | IOS Press | 1958
    the British Shipbuilding Research Association.

    Previously published methods have been adapted for this purpose, but in the light of

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    Schlagwörter: Research Article

    Theoretical study of the “chevroning” of the profiled elements of streamlined cables

    Marichal, Dominique / Sulmont, Patrice | IOS Press | 1976
    a rectilinear vertical cable moving at a constant velocity in a plane. The streamlining comprises an infinite series of flat rectangular ...
    Schlagwörter: Research Article

    The impact of a water wedge upon a wedge-shaped wall

    Meyerhoff, W. Kay | IOS Press | 1970
    Christoffel and is obtained in form of an infinite series. From this the added mass, the wetting correction, and an expression for the pressure ...
    Schlagwörter: Research Article

    Coupled transverse shaft vibrations of modern ships1

    Vassilopoulos, L. / Bradshaw, R. | IOS Press | 1974
    ship designs. Analytical details are mostly retained in a series of appendices and the paper concludes with a set of recommendations that will ...
    Schlagwörter: Research Article

    Scale effect experiments on victory ships and models1

    Part I. Analysis of the resistance- and thrust measurements on a model family and on the model boat D.C. Endert Jr.
    van Lammeren, W.P.A. / van Manen, J.D. / Lap, A.J.W. | IOS Press | 1956

    This paper deals with the resistance- and thrust-measurements on a series of nine geometricall similar Victory ship models, ranging in

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    Schlagwörter: Research Article

    Wave loading on floating docks under tow

    Ractliffe, A.T. / Mitchell, G.H.G. | IOS Press | 1984

    A floating dock consists essentially of a flat rectangular base stabilised in the submerged condition by means of a vertical wall each

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    Schlagwörter: Research Article

    Effect of ship section scantlings and transverse position of longitudinal bulkheads on shear stress distribution and shear carrying capacity of main hull girder

    Shama, M.A. | IOS Press | 1969
    is carried out in the form of a parametric study using the University IBM 1620 digital computer. The results are given in terms of ship depth ...
    Schlagwörter: Research Article

    Testing the Costa propulsion bulb with a view to its use on modern ships1

    Greger, O. | IOS Press | 1961
    bulb. A series of tank tests with this device and with relative test arrangements are described; results are given which were obtained with ...
    Schlagwörter: Research Article

    The design presentation of ship model resistance data

    Telfer, E.V. | IOS Press | 1963
    information derived from such experiments. B.J. Tideman is acknowledged as being in 1878 the pioneer in the non-dimensional presentation of model ...
    Schlagwörter: Research Article

    Geometrically similar models

    An investigation of some problems resulting from their resistance values
    Ridgely-Nevitt, Cedric | IOS Press | 1959
    series of small models, were undertaken to eliminate the former effect and corresponding large models selected where reasonable assurances of ...
    Schlagwörter: Research Article

    Stern propeller interaction with a streamline body of revolution

    Korvin-Kroukovsky, B.V. | IOS Press | 1956

    The present paper is the second of a series dealing with the calculation of the wake fraction and thrust deduction behind a body having

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    Schlagwörter: Research Article

    Comparative study between analytical and FE analysis for the ultimate strength assessment of pitted platings

    Piscopo, Vincenzo / Scamardella, Antonio | IOS Press | 2019
    of platings in the post-buckling regime. In this respect, a comparative analysis between the analytical solution and a series of FE results ...

    Hazard analysis of a yacht designed for people with disabilities

    Branowski, Bogdan / Zabłocki, Marek / Gabryelski, Jarosław et al. | IOS Press | 2021

    In connection with the design of a seaworthy yacht for persons with disabilities, authors conduct a

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    Calculation of bottom clearance effects on Walrus submarine hydrodynamics

    IOS Press | 2010

    Due to changes in operations, the Royal Netherlands Navy (RNLN) is operating its submarines increasingly in brown water regions (i.e

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    Self-propulsion testing study of a four-propeller vessel

    IOS Press | 2010

    A series of model self-propulsion tests are designed by orthogonal optimization method in order to discuss the propulsive performance of

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