P1994-9
PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON HYDROELASTICITY IN MARINE TECHNOLOGY / TRONDHEIM / NORWAY / 25-27 M A Y 1994Hydroelasticity in Marine
Technology
Edited by
O. FALTINSEN, C. M . LARSEN & T MOAN
The Norwegian Institute of Technology
K. HOLDEN
MARINTEK
N.SPIDS0E
SINTEF
The texts ofthe various papers in this volume were set individually hy typists under the supervision of each ofthe authors concerned.
Authorization to photocopy iteras for internal or personal use, or the internal or personal use of specific clients, is granted by A.A.Balkema, Rotterdam, provided that the base fee of US$1.50 per copy, plus US$0.10 per page is paid directly to Copyright Clearance Center. 222 Rosewood Drive, Danvers, MA 01923, USA. For tho.se organizations that have been granted a photocopy license by C C C , a separate system of payment has been arranged. The fee code for users of the Transactional Reporting Service is: 90 5410 387 6/94 US$ 1.50 + USSO. 10.
Published by
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© 1994 A. A. Balkema, Rotterdam Printed in the Nelheriands
Hydroelasticity in Marine Teclinology Faltinsen etal. (eds)© 1994Balkema, Rotterdam. ISBN 90 5410 3876
Table of contents
Preface
IX
Risers
Prediction of vortex-induced oscillation of cylinders in oscillatory flow
RW Bearman, X. WLin &RR. Macbvood 3
Hydroelasticity of tensioned buoyant platform tethers at low and negative tension
M.H.Patel G.J.Lyon.<! & T.Wilne 17
Vortex-induced vibrations in a sheared flow: A new predictive method
M.S.Triantaf\lloii, M.AGro.senbaugh & RGopalkrishnan 31 Riser response to vertical current profiles and regular waves
J.MNiedzwecki. GTItore.ien & S.Remsetli 39
Response analysis of slender drilling conductors
KNedergaard, EBendiksen &KK. Andreasen 47
Collision criteria for deep-sea TLP riser arrays
£ Hiise 55
Response calculation using an enhanced model for suoictural damping in flexible risers compared with full scale measurements
T.D. Hanson, A Otteren & N. S0dahl
63
A study ofthe dynamics of hanging marine risers
fCMatsnnaga & M.OItkiisu 75
Risers cables ond pipelines
Dynamic analysis of mooring underwater cable lines
J. Waiter 85
Vortex shedding induced oscillations during pipe laying
R. Bruschi, L E Malacari, E Torseletti & L Vitali 97 • >
Vortex shedding induced oscillations on pipelines resting on very uneven seabeds-Predictions and countermeasures
RBnischi. RSimantiras, LVitali & V Jacobsen v
Vortex-induced vibrations of structural members in unsteady winds Chen-Yang Fei & J. Kim Vandiver
131
Ships
Bending moment of ship hull girder caused by pulsating bubble of underwater explosion RSmiljanic, N. Bobanac & LSenjanovic
Speed dependence ofthe natural modes of an elastically scaled ship model KRisl<a&T.Kuldanen
Characteristics of hydrodynamic loads data for a naval combatant fi Hay J. Bourne. A Engle & R. Rubel
Slamming and whipping of ships
Wave-induced springing and whipping of high-speed vessels RFriis-Hansen, J. Juncher Jensen & P.Terndrup Pedersen Slamming loads on wetdecks of multihull vessels
J Kvalsvold & 0. M. Faltinsen
Structural response analysis of cylinders under water impact T.SIiibue, A Ito & ENakayanta
149 157 169 191 205 221 Springing of ships
Hydroelastic analysis of a SWATH in waves W.G Price, RTemarel &AJ Keane
Hydroelastic response analysis of a high speed monohull O.AHermundstad, MingKang.Wu & T.Moan
Hydrodynamic added mass of a floating vibrating structure A Nestegard & M. Mejlander-Larsen
231 245 261
Flexible containers
Fabric as construction material for marine applications G. L0land & J VAarsnes
Hydroelastic analyses of a long flexible tube in waves Rong TJiao & M.Triantafyllou
Computation of wave induced motions on a flexible container D. E Fathi. Chang-Ho Lee & J.N. Newman
275 287 301
Skirt and bag systems
Hydroelastic analysis of surface effect ship (SES) seals R Kaplan
311
Hydroelastic behavior of the flexible bag stem seal ofa SES T.UIstein & O.Faltinsen
Effects of combination motions on hydrodynamic forces induced on bodies in the sea J.M.R.Graham, Y.D.Zhao, CY.TJwu & MJ.Downie
Floating airports
A preliminary to the design of a hydroelastic model ofa floating airport Seok-Won Lee & W.C Webster
The motions perfomiance of a mat-like floating airport RMamidipudi & W.C Webster
Influence of flexibility on the motions and deflections of an airport-oriented floating long offshore stmcture
T.Hirayama, N.Ma&S. Ueno
Hydroelastic response of a floating runway R C Ertekin, S. Q. Wang & H. R. Riggs
Large floating structures
Wave drifting forces on multiple connected floating structures M.Takaki&Y.Tango
Hydroelastic analyses of a structure supported on a large number of floating legs H. Kagemoto &D.KRYue
Dynamic response of flexible circular floating islands subjected to stochastic waves and seaquakes
T.Hamamoto Author index