The Proceedings of

The Eighth (1998) International

OFFSHORE AND POLAR

ENGINEERING CONFERENCE

 

VOLUME I, 1998

 

 

OFFSHORE DEVELOPMENTS, RESOURCES AND ENERGY (Energy, Ocean Mining, Gas Hydrates),

TLP, FPSO, VERY LARGE FLOATING STRUCTURES (VLFS), OFFSHORE SYSTEM

AND OPERATIONS, GEOTECHNICAL ENGINEERING

 

 

How to Use This Table of Contents

 

Scroll down or use the bookmarks in the left-side frame to move to a new location in this index.

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ISBN 978-1‑880653‑34-0 (Set)

ISSN 1098-6189 (Set)

Indexed by Engineering Index, Compendex and Others

www.isope.org: orders@isope.org

 

 

Edited by:

Jin S. Chung, Colorado School of Mines, Golden, Colorado, USA

Tamotsu  Matsui, Osaka University, Osaka, Japan

Shigeru Naito, Osaka University, Osaka, Japan

Mohamed Sayed, National Research Council Canada, Ottawa, Canada

 

 

Presented at:

        The Eighth (1998) International Offshore and Polar Engineering Conference held

        in Montreal, Canada, May 24-29, 1998

 

Organized by:

           International Society of Offshore and Polar Engineers

 

Sponsored by:

           International Society of Offshore and Polar Engineers (ISOPE)

           with cooperating societies and associations

 

 

The publisher and the editors of its publications assume no responsibility for the statements or opinions expressed in papers or presentations by the contributors to this conference or proceedings.

 

 

International Society of Offshore and Polar Engineers (ISOPE)

P.O. Box 189, Cupertino, California 95015-0189  USA

 

 

The Proceedings of

The Eighth (1998) International

OFFSHORE AND POLAR ENGINEERING CONFERENCE

 

Montréal, Quebec, Canada, May 24-29, 1998

 

Copyright © 1998 by International Society of Offshore and Polar Engineers,

Golden, Colorado, USA.  All Rights Reserved.

www.isope.org; meetings@isope.org

 

For set of 4 volumes; 2,577 pp.

 

ISBN 1‑880653‑34-0 (set); ISSN  1098-6189 (Set)

 

 

VOLUME I     ISBN 1‑880653‑35-4

 

OFFSHORE DEVELOPMENTS

RESOURCES AND ENERGY:

Energy

Ocean Mining

Gas Hydrates

TLP, FPSO

VERY LARGE FLOATING STRUCTURES

   (VLFS)

OFFSHORE SYSTEM AND OPERATIONS

GEOTECHNICAL ENGINEERING

 

 

 

VOLUME III    ISBN 1‑880653‑37-0

 

NUMERICAL WAVES

INTERNAL WAVES AND SENSING

BREAKING WAVES

FIELD WAVES

WAVES & SPECTRUMS

MEASUREMENTS AND SENSING

VORTEX SHEDDING AND FLOW-INDUCED    VIBRATIONS

DYNAMIC RESPONSES

HYDRODYNAMIC FORCES

COASTAL HYDRODYNAMICS AND

   BREAKWATERS

 

 

VOLUME II     ISBN 1‑880653‑36-2

 

SAKHALIN DEVELOPMENT FACILITY

JOIA PROJECTS

ICE MECHANICS AND ICE FORCES

ICE CONDITIONS

ATMOSPHERIC ICING

NAVIGATION

ENVIRONMENTS

ICE REMOTE SENSING

OFFSHORE AND ARCTIC PIPELINES

RISERS, CABLES AND MOORING

UNDERWATER VEHICLE CONTROL

VOLUME IV    ISBN 1‑880653‑38-9

 

TUBULAR STRUCTURES

FATIGUE AND FRACTURE

STEEL AND CORROSION

WELDING

NONDESTRUCTIVE TESTING (NDT)

COMPOSITE MATERIALS

RELIABILITY, RISK & SAFETY

MECHANICS AND STRUCTURES

COLLISION/IMPACT/DAMAGE

NAVAL AND FAST SHIP SYSTEMS

EARTHQUAKE ENGINEERING

 

 


 

 

The Proceedings of

The Eighth (1998) International

OFFSHORE AND POLAR ENGINEERING CONFERENCE

 

Montréal, Quebec, Canada, May 24-29, 1998

 

Copyright © 1998 by International Society of Offshore and Polar Engineers,

Golden, Colorado, USA.  All Rights Reserved.

www.isope.org; meetings@isope.org

 

For set of 4 volumes; 2,577 pp.

 

ISBN 1‑880653‑34-6 (set); ISSN  1098-6189 (Set)

 

 

 

CONTENTS

 

VOLUME I, 1998

 

 

OFFSHORE DEVELOPMENTS

 

Mobile Offshore Base

Gene Remmers, Robert Zueck, Paul Palo and Robert Taylor............................................................ 1

 

The Tasks of Far-Eastern Regions of Russia in Development of the Sakhalin Shelf

Igor L. Belchuk................................................................................................................................. 6

 

Japan's Ocean Test of the Nodule Mining System

H. Yamada and T. Yamazaki........................................................................................................... 13

 

Recent Progress in Springing and Ringing Research - A Review

C.H. Kim......................................................................................................................................... 20

 

 

OFFSHORE RESOURCE AND TECHNOLOGY

 

Effect of Collector Touchdown Speed on Dynamic Response of Simulated Deep-Sea Sediments

T. Yamazaki, K. Tsurusaki and T. Inagaki....................................................................................... 29

 

Experimental Study of Water Jet System for Hybrid Pick-up Device

Jae-Yong Shim, Keh-Sik Min, In-Kyu Park, Kyung-Sik Ham, Jin-Woog Cho, Sup Hong and

Jong-Su Choi.................................................................................................................................. 35

 

The Scale and Nature of Water Column Variability in an Area Designated for Polymetallic

Nodule Mining

G. Tkatchenko and V. Stoyanova.................................................................................................... 39

 

Determination of Distributions of Velocity and Concentration of Solids in a Horizontal Slurry Pipeline with a Digital Video Camera System

Hiroshi Sato, Yushun Cui, Fumio Sugimoto, Yoshihisa Tozawa and Kazunori Hase....................... 44

 

Application of New Safe and Economic Technologies of Development of Coal Layers

on the Shelf in the South of Primorye Territory

Yuriy N. Niskovskiy, Elena V. Niskovskaya and Anatoliy M. Vasianovitch..................................... 52

 

Technological Structures of Marine Dressing Complexes for Mining the Deposits of

the Far-Eastern and Arctic Seas Shelf

Anatoliy V. Zhukov and Mikhail I. Zvonarev.................................................................................. 55

 

Shape Effect of Solids on Pressure Drop in a 2-Phase Vertically Upward Transport:

Silica Sands and Spherical Beads

J.S. Chung, G. Yarim and H. Savasci.............................................................................................. 58

 

Dynamics of Bubbles in Conditions of Gas Hydrate Formation

Nail A. Gumerov and Georges L. Chahine...................................................................................... 66

 

Natural Gas Hydrates and Global Change

Y.F. Makogon, J. C. Holste and S.A. Holditch................................................................................ 73

 

Performance of an Impulse Turbine Based Wave Energy Plant

S. Santhakumar, V. Jayashankar, M.A. Atmanand, A.G. Pathak, M. Ravindran, T. Setoguchi,

M. Takao and K. Kaneko................................................................................................................ 75

 

Observations of Time Domain Data on the Wells Turbine in the Islay Wave-Power Plant

R.G. Alcorn and W.C. Beattie......................................................................................................... 81

 

Study on a Wells Turbine for Wave Power Conversion: Improvement of the Performance

by the Use of Porous Fences

T. Setoguchi, M. Takao, K. Kaneko, S. Raghunathan and M. Inoue............................................... 87

 

The Effect of Rotor Blade Sweep on the Performance of the Wells Turbine

M. Webster and L.M.C. Gato.......................................................................................................... 94

 

A Proposal of Multi-Floats Type Wave Energy Conversion System

K. Hadano, T. Saito, S. Kawano, M. Hashida and T. Ozaki.......................................................... 100

 

Performance Analysis of Wave Energy Pump with Inclinable Cylinder

Hironobu Ueki and Katsuyuki Kawaguty...................................................................................... 106

 

Wave-Energy Pump with Inclinable Cylinder for Nearshore Operation

Hironobu Ueki and Katsuyuki Kawaguty...................................................................................... 112

 

On the Hydrodynamic Parametric Comparisons of MOWC Wave Energy Caissons in Array

K. Thiruvenkatasamy, S. Neelamani and Michio Sato................................................................... 119

 

Self-Adaptive Control of a Piston Wave Absorber

G. Chatry, A.H. Clément and T. Gouraud...................................................................................... 127

 

A Study on a Wave and Wind Energy Hybrid Conversion System -- Part I: Output

Characteristics of a Wave Energy Convertor Using a Ball Screw

Noboru Kojima, Kenichiro Ohmata and Takashi Abe................................................................... 134

 

Conceptual Design of Ocean Thermal Energy Conversion (OTEC) Power Plants in Sri Lanka

Yasuyuki Ikegami, Tomohiro Mitsumori, T.K.D. Tennakoon, Nishantha Nanayakkara and

Haruo Uehara............................................................................................................................... 140

 

Comparison of OTEC Power Plant Using Plate Type Heat Exchanger and One Using

Double Fluted Tube Type

Tomohiro Mitsumori, Yasuyuki Ikegami and Haruo Uehara......................................................... 147

 

Applicability of Darrieus-Type Turbine for Extra-Low Head Tidal Power Generation

Preethisri Ananda Gajanayake, Akinori Furukawa and Kusuo Okuma........................................ 155

 

 

TLP, VLFS AND FPSO

 

Experimental and Numerical Assessment of Mini TLP for Benign Environments

P. Teigen and J.M. Niedzwecki..................................................................................................... 162

 

Deep Water TLPs - Tether System Loading

Kjetil Eckhoff and Jan Muren....................................................................................................... 168

 

Experimental Loads on a Flexibly Mounted Vertical Cylinder in Breaking Wave Groups

S. Welch, C. Levi, E. Fontaine and M.P. Tulin............................................................................... 178

 

Mobil's Floating LNG Plant

G.C. Hoff, G.Z. Gu, S. Bhattacharjee, K. Yost and M.M. Naklie................................................... 184

 

3D BEM-FEM Hybrid Hydroelastic Analysis of Module Linked Large Floating Structures

Subjected to Regular Waves

Takuji Hamamoto, Akinori Suzuki, Nobuhiro Tsujioka and Ken-ichi Fujita................................. 192

 

vol 1, ss 12, JSC-307

Impact of Connector Stiffness on the Response of a Multi-Module Mobile Offshore Base

H.R. Riggs, R.C. Ertekin and T.R.J. Mills...................................................................................... 200

 

Numerical Simulation of Ship Interaction with Artificial Islands Around Bridge Piers

Mohamed Sayed and William D. Blight......................................................................................... 208

 

A Direct Method Versus a Mode-Expansion Method for Calculating Hydroelastic Response

of a VLFS in Waves

Masashi Kashiwagi....................................................................................................................... 215

 

The Analysis of Wave-Induced Response of an Elastic Floating Plate in a Sea with

a Breakwater

S. Nagata, H. Yoshida, T. Fujita and H. Isshiki............................................................................. 223

 

Wave Forces on a Circular Island Using Perturbation-DRBEM

S.S. Hsiao, W.K. Weng and Y.F. Chiu............................................................................................ 231

 

Classification of FPSO's for Extreme Environments

M.J. Maguire................................................................................................................................ 237

 

Fully Coupled Dynamic Analysis of Rigid Lines and Floater Behaviours in Deep Water

J.M. Heurtier,  F. Biolley, C. Berhault, P. Le Buhan and G. Morin.............................................. 246

 

Risk Analysis Techniques Applied to Floating Oil Production in Deepwater Offshore

Environments

Andrea Carpignano, Walter Priotti and Raffaele Romagnoli........................................................ 253

 

Local and Global Hydrodynamic Loads on the FPSO 'Glas Dowr" for Fatigue Assessments

L.W. Pastoor,  J.A. Pinkster and M. Krekel................................................................................. 261

 

Effect of Ramp Duration on Response of Spars to Irregular Waves

B.B. Mekha and J.M. Roesset........................................................................................................ 270

 

Waves and Current Influence in the FPSO Dynamics

S.H. Sphaier, A.C. Fernandes, L.G.S. Pontes and S.H. de Sá Correa........................................... 278

 

Experimental and Numerical Investigations on the Green Water Effects on FPSOs

C. Berhault, P. Guérin, D. Martigny and R. Guéret....................................................................... 284

 

Wavelet Analysis of the Transient Response of Spar Platforms

Donald A. Jordan, David C. Weggel, Richard W. Miksad and Jose M. Roesset............................ 291

 

A Theoretical Study on the Effect of Seaquakes on a Three-Dimensional Floating Body

Yasushi Higo................................................................................................................................. 298

 

Dynamic Behaviour of a S.A.S. Deep Draught Cylinder Buoy in Irregular Waves

Christophe Maisondieu and Marc Le Boulluec............................................................................. 303

 

Dynamic Analysis of Tower Buoy in Irregular Waves

Ivo Senjanovic and Joško Parunov............................................................................................... 309

 

Dynamic Response Evaluations of Offshore Platform with Huge Deck Loads

Kenji Kawano, Katta Venkataramana and Tutomu Hashimoto...................................................... 317

 

 

OFFSHORE SYSTEMS AND OPERATIONS

 

Development of a North Marmara Field Offshore Turkiye: A Case Study

A.A. Kaptanoglu, Recep Atalay and R. Yoruk................................................................................ 325

 

Heave Motion Effects on Kick and Lost Circulation Detection in Floating Drilling Rigs

Celso K. Morooka and Manoel T. Doria....................................................................................... 332

 

H¥ Control of Slow Drift Oscillation of Moored Floating Platform with Thrusters

Tadahiro Hyakudome,  Masahiko Nakamura, Hiroyuki Kajiwara and Wataru Koterayama....... 338

 

A Force Allocation Strategy for Dynamic Positioning

Peter Sinding and Svend Vogt Andersen....................................................................................... 346

 

A Sea Floor Layout Design Using Virtual Reality

Carlos Luiz Nunes dos Santos, Gerson Gomes Cunha, Luis Fernando Nunes Mello and

 Luiz Landau................................................................................................................................. 354

 

Vortex Heat Exchanger

B. Krasovitski and L. Tunkel......................................................................................................... 359

 

A Study on the Accuracy of Gun Deep Hole Drilling for Marine Part Materials

Sung-Bo Sim and Tae-Ok Jun....................................................................................................... 363

 

Non-Linear Analysis of Offshore Platforms - A Case Study of Two Platforms During

Hurricane Andrew

Behrooz A. Nedushan and L.E. Chouinard.................................................................................... 371

 

Foundation Aspects for the Load-Out of 24,000-Tonne Jack-Up Rig

S. Dasgupta................................................................................................................................... 375

 

FE Analysis of an Integrated Plate Connection Between Jacket Structure and Skirt-Pile Sleeve

Noorul Khairi Mohd Nor and Nils-Erik Wiberg............................................................................ 384

 

Determination of Structural Reserve Strength Ratio (RSR) of an Existing Offshore Structure

Wan Mahmood bin Wan Abdul Majid, Abdul Rashid bin Haji Hashim and Mohamad bin Embong 392

 

 

GEOTECHNICAL ENGINEERING

 

Time Sequential Observation of Land Cover on Okinoerabu Island Using TM Data

Takayuki Kuraoka, Masato Kunitake, Fumiyoshi Kondo, Jun-ichi Shouji, Kenta Ueno and

Yuko Taira.................................................................................................................................... 400

 

Estimation of Thermal Diffusivity in Asphalt Concrete Using Glover's Method

Jun-ichi Uchida, Tadami Sakamoto, Fumiyoshi Kondo and Takefumi Nakazono.......................... 406

 

Relations Between Shear Wave Velocity and Related Engineering Properties of Reclaimed Soil

L.K. Chien, M.C. Lin and Y.N. Oh................................................................................................. 412

 

Predicted and Measured Geotechnical Properties of Gas-Charged Sediments

H.G. Brandes................................................................................................................................ 418

 

Parameter Estimation and Numerical Analysis of Self-Weight Consolidation of

Slurried Marine Clay

Fumiyoshi Kondo, Md. Asgar Ali Sarkar, Takefumi Nakazono and Masato Kunitake.................. 426

 

Numerical Studies on the Behaviour of Marine Clay Walls Using GHD

Tej B.S. Pradhan and Dinesh Raj Shiwakoti................................................................................. 433

 

Delayed Consolidation Effect Dependent on Permeability of Sand Mat

Young-Su Chae, Byung-Sik Chun, Young-Nam Kim and Sung-Jin Kwon....................................... 441

 

Unsolved Problems in the Constant-Rate-of-Strain Consolidation Testing

Masayoshi Shimizu........................................................................................................................ 445

 

Stress-Strain Behaviour of a Cemented Marine Clay

S. Narasimha Rao and A.P. Panda................................................................................................ 451

 

New Approach for Determining the Coefficient of Consolidation, Cv, for Normally

Consolidated Kaolinite Clay

M. Tuncan, Y. Güney, A. Tuncan and H. Koyuncu........................................................................ 456

 

Microstructure of Undisturbed and Reconsolidated Ariake Clay

Katsutada Onitsuka, Takehito Negami and Zhenshun Hong......................................................... 461

 

Undrained Strength Anisotropy of Natural Clay Deposits

Takaharu Shogaki and Hayato Moro........................................................................................... 466

 

Simulation of the Consolidation Process of Phosphetic Waste Clay

Robert Y.P. Chin and G.Y. Sheu.................................................................................................... 470

 

Vertical Drains for Layered Clay Strata

Yasuo Tanaka............................................................................................................................... 478

 

Effect of Viscosity on the Process of Consolidation with Vertical Drains

Goro Imai and Bipul Chandra Hawlader...................................................................................... 484

 

Strength-Deformation Characteristics of EPS

Byung-Sik Chun, Soo-Deok Lee, Hae-Sik Lim, Tae-bong Ahn and Kwang-Hyun Ha.................... 491

 

Effect of Pore Pressure Dissipation on the Behaviour of Anchors in Clay

J.C. Small, C.P. Thorne and L.D. Ta............................................................................................. 497

 

Uplift Capacity of Horizontal Circular Anchors in Soft Clay Overlain by Dense Sand

B.M. Das, E.C. Shin and E.E. Cook............................................................................................... 505

 

The Mechanics of an Anchoring Device Embedded in a Poroelastic Medium

A.T. Mahyari and A.P.S. Selvadurai.............................................................................................. 510

 

The Behaviour of Drag Anchors in Layered Soils

M.P. O'Neill, M.F. Randolph and A.R. House............................................................................... 515

 

Bearing Resistance of Inextensible Grid Reinforcements

Y. Nabeshima and T. Matsui.......................................................................................................... 521

 

Nonlinear Response Analysis of a Towed Seafloor Plow

Robert F. Zueck and Steve Karnoski............................................................................................. 526

 

The Pullout Capacity of Suction Caisson Foundations for Tension Leg Platforms

Sherif El-Gharbawy and Roy Olson.............................................................................................. 531

 

Laboratory Modeling of Suction Caisson Foundations

Sherif El-Gharbawy and Roy Olson.............................................................................................. 537

 

The Effect of Skirted Foundation Shape on Response to Combined V-M-H Loadings

M.F. Bransby and M.F. Randolph................................................................................................. 543

 

H-adaptive FE Analysis of Bearing Capacity of Skirted Foundations

Yuxia Hu and Mark F. Randolph.................................................................................................. 549

 

Cyclic Shear Failure and Strength of Undisturbed Marine Clays

M. Hyodo, Y. Yamamoto and T. Fujii............................................................................................. 557

 

Effects of Over-Consolidation on Steady State Line and Liquefaction Resistance of

a Marine Sand

Yao-Chung Chen........................................................................................................................... 564

 

Stress-Controlled Cyclic Interface Tests

K. Fakharian and E. Evgin........................................................................................................... 571

 

Application of Pile with Expanding Base to Foundation of Caisson Structure

Yoshi-hiko Maeno, Tomiya Takatani, Hirosuke Kodama, Shigeo Takahashi and

Ken-ichiro Shimosako................................................................................................................... 578

 

Numerical Simulation of Lateral Loaded Pile Taking into Account the Shear Stress at the Sand

Interface Layers

S. Belkhir, D. Levacher, W. Hamadeh and S. Mezazigh................................................................ 585

 

Mooring of Floating Structures by Expanded End Bearing Pile

Tomiya Takatani, Yoshi-hiko Maeno and Hirosuke Kodama......................................................... 590

 

Wave-Induced Pore Pressure in a Cross-Anisotropic Seabed with Variable Soil Characteristics

Dong-Sheng Jeng and Yee-Shown Lin.......................................................................................... 598

 

Wave Propagating over Poro-Elastic Bed

Jaw-Fang Lee and Yuan-Jyh Lan.................................................................................................. 605

 

Aseismic Evaluation Against Rare Big Earthquakes for Shore Structures

T. Matsui, M. Akakuma, K. Hayashi, T. Ishikawa, T. Nakano and T. Imono.................................. 610

 

Development and Application of Non-Vibratory Sand Compaction Pile Method

Hideo Tsuboi, Yutaka Ando, Kenji Harada, Jun Ohbayashi and Tamotsu Matsui........................ 615

 

Centrifuge Research on the Sliding Behaviour of Spudcans in Layered Soils

H.G.B. Allersma and F.M. van Woensel........................................................................................ 621

 

The Assessment of Stability of Partially Submerged Slopes

P.A. Lane and D.V. Griffiths......................................................................................................... 628

 

Underground Shield Docking for the Trans-Tokyo Bay Highway

T. Funasaki, Y. Izumi, K. Miki and T. Nakamura........................................................................... 635

 

Distinct Element Analysis of Interfaces in Particulate Media

E. Evgin, Z. Liang and I. Konuk.................................................................................................... 643

 

 

ADDITIONAL PAPERS

 

Distributed VR Offshore Engineering Application

Gerson Gomes Cunha, Carlos Luiz Nunes dos Santos, Luis Fernando Nunes Mello and

Nelson Francisco Favilla Ebecken................................................................................................ 649

 

The Hibernia Gravity Base Structure

François Sédillot........................................................................................................................... 654

 

Seabed Scour Around a Vertical Pile

S. Narasimha Rao, V. Sundar and M. Ram Babu........................................................................... 660

 


 

The Proceedings of

The Eighth (1998) International

OFFSHORE AND POLAR

ENGINEERING CONFERENCE

 

VOLUME II, 1998

 

 

SAKHALIN DEVELOPMENT FACILITY, JOIA PROJECTS, ICE MECHANICS AND ICE FORCES

ICE CONDITIONS, ATMOSPHERIC ICING, NAVIGATION, ENVIRONMENTS

ICE REMOTE SENSING, OFFSHORE AND ARCTIC PIPELINES, RISERS

CABLES AND MOORING, UNDERWATER VEHICLE CONTROL

 

 

 

How to Use This Table of Contents

 

Scroll down or use the bookmarks in the left-side frame to move to a new location in this index.

Click on a blue paper title you like to view.

To return to this index after viewing a paper, click on PREVIOUS MENU bookmark in the left-side frame.

 

This CD-ROM was created from the author-made PDF files. View quality of the text and graphics and the ease of readability depend largely on the quality and/or consistency of the PDF-making procedure the authors used.  

 

ISBN 978-1‑880653‑34-0 (Set)

ISSN 1098-6189 (Set)

Indexed by Engineering Index, Compendex and Others

www.isope.org: orders@isope.org

 

 

Edited by:

Jin S. Chung, Colorado School of Mines, Golden, Colorado, USA

Robert MW Frederking, National Research Council Canada, Ottawa, Canada

Hiroshi Saeki, Hokkaido University, Sapporo, Japan

Hermann Moshagen, Statoil, Stavanger, Norway

 

Presented at:

The Eighth (1998) International Offshore and Polar Engineering Conference held in Montreal, Canada,  May 24-28, 1998

 

Organized by:

International Society of Offshore and Polar Engineers

 

Sponsored by:

International Society of Offshore and Polar Engineers (ISOPE) with cooperating societies and associations

 

The publisher and the editors of its publications assume no responsibility for the statements or opinions expressed in papers or presentations by the contributors to this conference or proceedings.

 

 

International Society of Offshore and Polar Engineers (ISOPE)

P.O. Box 189, Cupertino, California 95015-0189  USA

 

 

CONTENTS

 

VOLUME II, 1998

 

 

PIPELINES/RISERS/CABLES/ UNDERWATER VEHICLES

 

PRENARY PRESENTATONS

 

New International Standards for Offshore Pipelines

Hermann Moshagen, Erling Gjertveit, Sverre Lund and Richard Verley.......................................... 1

 

Design Through Analysis Applying Limit-State Concepts and Reliability Methods

Yong Bai and Per Damsleth.............................................................................................................. 9

 

 

OFFSHORE AND ARCTIC PIPELINES

 

Experience from Operation, Inspection and Condition Monitoring of Offshore Pipeline Systems

on the Norwegian Continental Shelf

Åse Katrine Thomsen and Roger Leif Leonhardsen......................................................................... 21

 

Gas Pipeline System Construction Project at Black Sea Depths of up to 2140 m

M.A. Kamyshev, N.G. Figarov and A.M. Kamyshev........................................................................ 30

 

Real-Time Monitoring to Detect Third-Party Damage

B.N. Leis, R.B. Francini, F.B. Stulen, R. W. Hyatt and R. Norman................................................... 34

 

Direct Electrical Heating of Pipelines as a Method of Preventing Hydrate and Wax Plugs

Jens Kristian Lervik, Martin Ahlbeck, Henry Raphael, Terje Lauvdal and Petter Holen................. 39

 

Finite Element Analysis of Pipeline Bundles on Uneven Seabed

Olav Fyrileiv and Asle Venås.......................................................................................................... 46

 

An Application of Bottom Pull Method to Bundled Submarine Pipelines

P.C. Andrew Ngiam, C.H. Jo, Surasakdi Uthaichalandond and K.K. Yong..................................... 53

 

Pressure-Displacement Behavior of Transmission Pipelines Under Outside Forces –

Towards a Serviceability Criterion for Mechanical Damage

B.N. Leis, R.B. Francini, R. Mohan, D.L. Rudland and R.J. Olson.................................................. 60

 

Velocity Field Around a Pipeline in Breaking Waves

C. Chevalier, E. Lambert and M. Bélorgey...................................................................................... 68

 

Numerical Simulation of Local Scour Under Pipelines

Fangjun Li and Liang Cheng.......................................................................................................... 76

 

Modified Thin Wall Pipe Formula for Deep Water Application

Jaeyoung Lee.................................................................................................................................. 82

 

Subsea Pipeline Behavior Under Seismic Impact

N.Y. Kershenbaum, H.S. Choi and S.A. Mebarkia........................................................................... 86

 

Hydrodynamic Forces on Partly Buried Pipelines in Waves/Current

S. Çokgör and I. Avci...................................................................................................................... 94

 

Assessment of Free Spanning Pipelines Using the DNV Guideline

Olav Fyrileiv and Kim Mørk.......................................................................................................... 100

 

Link-Beam Model for Dynamic Buckle Propagation in Pipelines

André Campos Nogueira............................................................................................................... 107

 

Effect of Axial Force on Allowable Free Spans of Submarine Pipelines

S. Kapuria, V.Y. Salpekar and S. Sengupta................................................................................... 114

 

Plastic Failure of Pipelines

Michelle S. Hoo Fatt..................................................................................................................... 119

 

Structural Modelling of Multi-Span Pipe Configurations Subjected to Vortex Induced

Vibrations

N.Ø. Kristiansen, K. Tørnes, P.R. Nystrøm and P. Damsleth.......................................................... 127

 

Pipeline Structural Response to Fishing Gear Pull-Over Loads by 3D Transient FEM Analysis

K. Tørnes, P.R. Nystrøm, N.Ø. Kristiansen, Y. Bai and P. Damsleth.............................................. 134

 

Plastic Deformation and Local Buckling of Pipelines Loaded by Bending and Torsion

A.M. Gresnigt and H.M.G.M. Steenbergen................................................................................... 143

 

Sandwaves: Where and Why

Romke Bijker, Jort Wilkens and Suzanne Hulscher....................................................................... 153

 

The Effect of Tension-Fractured and Compression-Crushed Zones on Pipe Uplift Resistance

in Frozen Soil

A. Foriero and B. Ladanyi............................................................................................................. 159

 

Behavior of Buried Cables in Seafloor Soil Under Lateral Loading

S. Bang and H. Han...................................................................................................................... 168

 

Wave-Induced Seabed Instability Around a Buried Pipe in a Poro-Elastic Seabed

Dong-Sheng Jeng and Liang Cheng............................................................................................. 175

 

Analytical Collapse Capacity of Corroded Pipes

Yong Bai and Søren Hauch........................................................................................................... 182

 

 

RISERS, CABLES AND MOORING SYSTEMS

 

Application of Thrusts to Elastic Joints on Long Vertical Pipe in 3-D Nonlinear Motions –

Part II: Numerical Examples by MSE and FEM Results

B. Cheng and Jin S. Chung........................................................................................................... 189

 

A Method to Predict Limiting Wave Height of a Deep Sea Riser in Disconnected Mode

Hironori Yasukawa, Masahiko Ozaki and Akio Tanabe............................................................... 199

 

The Soil Rigidity Effect in the Touchdown Boundary-Layer of a Catenary Riser:

Static Problem

C.P. Pesce, J.A.P. Aranha and C.A. Martins................................................................................. 207

 

The Optimum Condition of Vibration Absorber Used in Water

Kazuo Aso and Yoshikazu Kobayashi........................................................................................... 214

 

Study of a Free Hanging Catenary Flexible Riser Connected to a Turret Moored FPSO

F.E. Roveri, E.J.B. Ribeiro and M.M. Mourelle............................................................................. 220

 

Suction Piles Versus Drag Anchors for Deep Water Moorings

J-L. Colliat and L. Foulhoux......................................................................................................... 225

 

Hybrid Cable/Elastica Model for Low-Tension Cable Deployment Problems

Yang Sun and John W. Leonard.................................................................................................... 233

 

Recommendations Regarding Design of Spiral Strands Against Axial Fatigue Failure

M. Raoof....................................................................................................................................... 239

 

Mechanical Properties of Polyester Mooring Cables

Antonio C. Fernandes, Cesar J.M. Del Vecchio and Gustavo A.V. Castro.................................... 248

 

 

UNDERWATER VEHICLE SYSTEMS

 

H¥ Control of Thruster for AUV

Masahiko Nakamura, Ralf Bachmayer, Louis L. Whitcomb and Mark Grosenbaugh.................... 255

 

The Interaction Dynamics of a Semi-Submersible Towing a Large Towfish

Mae L. Seto and George D. Watt................................................................................................... 263

 

Field Experiments on Motion Control Systems of the Towed Vehicle "Flying Fish"

Satoru Yamaguchi, Takashi Yokobiki and Wataru Koterayama.................................................... 271

 

 

ENVIRONMENT

 

Physical, Chemical, and Geological Changes of Marine Environment Caused by

the Benthic Impact Experiment at the IOM BIE Site

Ryszard Kotlinski and Valcana Stoyanova.................................................................................... 277

 

Recovery and Recolonisation Processes in the Area Disturbed by a Polymetallic Nodule

Collector Simulator

G.G. Tkatchenko and T. Radziejewska......................................................................................... 282

 

Analysis of Data and Information Using Specialized Information System on Environment of

Yamal Peninsula and Baydaratskaya Bay

Alexander S. Tsvetsinsky, Nickolay N. Mikhailov, Alexander A. Vorontsov and

Larisa V. Shershneva.................................................................................................................... 287

 

Investigation into Environmental Conditions of the Ob and Taz Bay Shelf Gas Fields

Vladimir N. Kryjov, Alexander S. Tsvetsinsky, Sergey A. Melnikov, Grigory I. Dubikov and

Alexander I. Danilov..................................................................................................................... 291

 

Problems of Engineering Protection of Bovanenkov Gas Condensate Fields Facilities and

Territory (Central Yamal)

Alexander V. Baranov and Gretta S. Akopova.............................................................................. 296

 

Predicting the Behaviour of Drilled Cuttings Released into Sea Water

I.G. Bryden and L.J. Carles........................................................................................................... 301

 

Characterisation of Offshore Drill-Cuttings for Simulation Purposes

L.J. Carles and I.G. Bryden........................................................................................................... 307

 

Hot Air Vapor Extraction for Remediation of Petroleum Contaminated Sites

S. Fann, D. Pal, E. Lory,  L. Karr, A.P. Mathews and P.A. Price................................................. 313

 

Droplet Entrainment Boom Failure and Kelvin-Helmholtz Instability

C.-F. An,  R.M. Barron, H.M. Brown and R.H. Goodman............................................................ 322

 

Numerical Study on the Far Field Diffusion of Ocean Dumping for Liquid Waste

Bao-Shi Shiau and Jia-Jung Juang............................................................................................... 327

 

Pressure Drop Ratio -- An Important Performance Parameter in Liquid-Liquid

Hydrocyclone Separation

Minghu Jiang, Lixin Zhao,  Jie He and Fupeng Zhou.................................................................. 335

 

 

SAKHALIN DEVELOPMENT FACILITY

 

Ice Conditions as a Main Criteria When Choosing an Alternative of Oil and Gas Unloading

from Offshore Fields of Sakhalin Island

Vladimir N. Astafiev and Anatoly M. Polomoshnov....................................................................... 338

 

Probabilistic Model for Drifting Ice Ridges of the Sakhalin Offshore

Gennadi A. Surkov........................................................................................................................ 344

 

Duration of Ice Drift in Terms of Separate Gradations on the North-Eastern Sakhalin

Offshore

E.N. Kalinin................................................................................................................................... 349

 

The Determination of Extreme Ice Loads on Offshore Structures

Alexander T. Bekker, Olga A. Komarova and Aleksey V. Venkov................................................. 354

 

Thickness Distribution of Consolidated Hummock Layer Offshore Northern Sakhalin Island

Sergei Beketsky............................................................................................................................. 360

 

 

JOIA PROGRAM

 

Medium-Scale Field Indentation Test (MSFIT): Results of 1997 Winter Tests

Hiroshi Saeki, Ken-ichi Hirayama, Takahiro Takeuchi, Satoshi Akagawa,  Muneo Kawamura, Naoki Nakazawa, Takashi Terashima, Hisao Matsushita, Masafumi Sakai and Hideki Honda................................. 364

 

Trial Calculation of Design Ice Loads on an Arctic Structure for Offshore Sakhalin

Kazuyuki Kato............................................................................................................................... 370

 

Measurements of Ice Sheet Strain Area During Ice/Vertical Sided Structure Interactions

Using Strain Gages in Field Indentation Tests

Masafumi Sakai, Masakazu Aoshima and Hiroshi Saeki.............................................................. 376

 

Experimental Studies on Ice Flaking Characteristics of Compliant Indentors

Kazuhiko Kamesaki, Hiroyuki Tsukuda and Yutaka Yamauchi..................................................... 381

 

A Study on the Shearing Strength and Adhesive Strength of Sea Ice

Hisao Matsushita, Toru Takawaki, Takahiro Takeuchi, Masafumi Sakai, Takashi Terashima,

Hideki Honda, Akifumi Nishihata and Hiroshi Saeki.................................................................... 389

 

Distinct Element Simulation of Ice-Structure Interactions

Kazuyuki Katsuragi, Tetsuro Kawasaki, Hideyuki Seto and Yasumichi Hayashi........................... 395

 

Significance of Ice Sheet Leading Edge Roughness in Relation to Ice Load

Takahiro Takeuchi,  Muneo Kawamura, Hideki Honda,  Kohji Masaki, Hisaaki Sasaki,

Kyo-ichi Narita,Takayuki Saitoh,  Hideyuki Nishimaki and Hiroshi Saeki.................................. 402

 

 

ICE MECHANICS AND FORCES

 

A Comparison of the Ductile Compressive Strength of Columnar Saline Ice Under

Proportional and Conventional Triaxial Loading

Jeffrey S. Melton and Erland M. Schulson.................................................................................... 408

 

Strength and Creep of Ice in Terms of Mohr-Coulomb Fracture Theory

Anatoly M. Fish and Yuri K. Zaretsky........................................................................................... 416

 

Impact Ice Load on Pile Structures and Deformation of Ice Floes

H. Saeki, T. Hayakawa, M. Hanada, K. Kawai and M. Sakai....................................................... 425

 

The Pressure Area Relation in the Definition of Ice Forces

R. Frederking................................................................................................................................ 431

 

Observations from the Confederation Bridge Ice Monitoring Program

T.G. Brown, K.R. Croasdale, J.R. Bruce and A. Azarnejad............................................................ 438

 

Effects of Cross-Sectional Shape on Vertical Ice Load Acting on Pile Structure

Takashi Terashima, Shinji Kioka, Akifumi Nishihata, Kyoichi Narita, Norihiro Usami and

Hiroshi Saeki................................................................................................................................ 443

 

Experimental Study on Vertical Ice Loads Acting on Pile Structures with a Circular

Cross-Section

Takashi Terashima,  Akifumi Nishihata, Hideki Honda, Kyoichi Narita, Kunihiro Kawai and

Hiroshi Saeki................................................................................................................................ 448

 

Comparison of Results of Impact Tests on Laboratory and Natural Freshwater Ice with Hydrodynamic Model Predictions

V. Likhomanov,  I. Stepanov, R. Frederking and G.W. Timco...................................................... 452

 

Design Load Calculations for Iceberg Impacts

Mark Fuglem, Karen Muggeridge and Ian Jordaan..................................................................... 460

 

Continuum Damage Modelling for the Estimation of Ice Load Under Indentation

K. Choi and O.J. Hwang............................................................................................................... 468

 

Simulation of Ice Forces on Sloping Structures

B. Sand and G. Horrigmoe............................................................................................................ 476

 

 

ICE CONDITIONS

 

Evaluation of Sea Ice Motion in the Western Ross Sea Using AVHRR Imagery

G. Leonard, M. Lythe and H.H. Shen............................................................................................ 483

 

Development of a Digital Acoustic Profiler for Ice Rubble

Richard McKenna, Wayne Pearson, Fabian Hartery, Rafaat Khan, Greg Crocker and Brian Hill 488

 

Interactive Model of Ice-Structure Interaction

Alexander T. Bekker, Tatyana E. Uvarova and Alexander N. Chetyrbotsky.................................. 493

 

Combining Regional and Local Models of Ice Regime for Sakhalin Offshore Construction

I.L. Appel and A.T. Bekker............................................................................................................ 499

 

Monitoring System of the Ice Conditions in the Kara Sea Shelf Gas and Oil Fields

Vladimir N. Kryjov, Alexander S. Tsvetsinsky, Sergey A. Melnikov and Alexander I. Danilov...... 504

 

Characteristics of Freezing in Ports in Hokkaido, Japan

Tetsuya Hayakawa,  Yasushi Yamamoto, Yuzo Mizuno and Masanori Okabe.............................. 508

 

1997 Pack Ice Properties in Northumberland Strait

I.K. Peterson, S.J. Prinsenberg and A. Maillet.............................................................................. 513

 

Physical Properties of Columnar Ice Grown in a Centrifuge

Paul D. Barrette, Ryan Phillips, Jack I. Clark, Greg Crocker and Stephen J. Jones.................... 519

 

 

ATMOSPHERIC ICING

 

Icing Event Occurrence in Quebec: Statistical Analysis of Field Data

Masoud Farzaneh and Konstantin Savadjiev................................................................................ 526

 

Statistical Analysis of Two Probabilistic Models of Ice Accretion on Overhead Line

Conductors

Konstantin Savadjiev and Masoud Farzaneh................................................................................ 530

 

Characteristics of Icing Events in Quebec

K.N.G. ElFashny, L.E. Chouinard, V.T.V. Nguyen and J.N. Laflamme.......................................... 537

 

Effects of Voltage Type and Polarity on Flashover Performances at Low Atmospheric

Pressure on an Ice Surface

Y. Li, M. Farzaneh and J. Zhang................................................................................................... 543

 

Propagation of DC Arc on Ice Surfaces

J. Zhang and M. Farzaneh............................................................................................................ 547

 

Application of New Measurement and Simulation Methods to Marine Icing on Offshore

Structures

K.K. Chung, T.W. Forest, E.P. Lozowski, R. Gagnon, B. Faulkner and M. Chekhar..................... 551

 

 

ICE NAVIGATION

 

Full Scale Measurements of Ship Ice Loads and Performance on Board R/V Akademik Fedorov

on Her Voyages in Antarctica and Arctica

Seppo Kivimaa, Sauli Liukkonen and Jukka Vuorio..................................................................... 559

 

Ice Passport for Icebreaker "Pierre Radisson" and Passport's Concept Further Development

V. Likhomanov, O. Timofeev, I. Stepanov, V. Kashtelyan and L. Tsoy........................................... 566

 

Operational Experience and Expertise of Hulls Reliability of "Samotlor" Type Polar Tankers

Victor A. Kulesh, Igor A. Vorontsov, Natalya Y. Popova and Vitaliy V. Mostovoy......................... 572

 

Physical Testing and Finite Element Analysis of Icebreaking Ship Structures in the Post

Yield Region

James Bond and Stephen Kennedy................................................................................................ 577

 

Canadian Ice Regime System Database

G.W. Timco and I. Morin............................................................................................................... 586

 

Scour Around Marine Naked Pipeline Under Wave Action

Chongren Qin............................................................................................................................... 592


 

The Proceedings of

The Eighth (1998) International

OFFSHORE AND POLAR

ENGINEERING CONFERENCE

 

VOLUME III, 1998

 

 

NUMERICAL WAVES, INTERNAL WAVES AND SENSING, BREAKING WAVES

FIELD WAVES, WAVES & SPECTRUMS, MEASUREMENTS AND SENSING

VORTEX SHEDDING AND FLOW-INDUCED VIBRATIONS

DYNAMIC RESPONSES, HYDRODYNAMIC FORCES

COASTAL HYDRODYNAMICS AND  BREAKWATERS

 

 

How to Use This Table of Contents

 

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Click on a blue paper title you like to view.

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ISBN 978-1‑880653‑34-0 (Set)

ISSN 1098-6189 (Set)

Indexed by Engineering Index, Compendex and Others

www.isope.org: orders@isope.org

 

 

Edited by:

Jin S. Chung, Colorado School of Mines, Golden, Colorado, USA

Michael Olagnon, Ifremer, Plouzane, France

Cheung H. Kim, Texas A&M University College Station, Texas, USA

Wataru Koterayama, Kyushu University, Kasuga, Japan

 

Presented at:

The Eighth (1998) International Offshore and Polar Engineering Conference held in Montreal, Canada, May 24-28, 1998

 

Organized by:

International Society of Offshore and Polar Engineers

 

Sponsored by:

International Society of Offshore and Polar Engineers (ISOPE) with cooperating societies and associations

 

 

The publisher and the editors of its publications assume no responsibility for the statements or opinions expressed in papers or presentations by the contributors to this conference or proceedings.

 

 

International Society of Offshore and Polar Engineers (ISOPE)

P.O. Box 189, Cupertino, California 95015-0189  USA

 

CONTENTS

 

VOLUME III, 1998

 

 

INTERNAL WAVES AND SENSING

 

Ocean Color Imager _ Taiwan's First Spaceborne Ocean Color Sensor

Hsien-Wen Li, Chung-Ru Ho, Nan-Jung Kuo, Wei-Peng Tsai and Shih-Jen Huang.......................... 1

 

Open-Cell Conductivity Probe for Laboratory and Oceanic Use

Hsien P. Pao and S.C. Ling.............................................................................................................. 5

 

Velocity Fields in Solitary Internal Waves

S.A. Walker, A.J. Martin and W.J. Easson...................................................................................... 11

 

Evolution of Nonlinear Internal Waves Northeast of Taiwan

Ming-Kuang Hsu, Antony K. Liu and Nai Kuang Liang.................................................................. 18

 

Wavelet Analysis of Satellite Imagery on Coastal Oil Spills

Sunny Y. Wu, Antony K. Liu and William Y. Tseng........................................................................... 25

 

Sea Ice Motion from Wavelet Analysis of Satellite Data

Antony K. Liu and Yunhe Zhao....................................................................................................... 30

 

Measurement of Ice Growth and Melt in the Labrador Pack Ice

Donald J. Belliveau, Charles Tang  and Andrew Mahon............................................................... 36

 

Extraction of Sea Ice Parameters from Satellite Radar Images

Mohammed E. Shokr....................................................................................................................... 42

 

Estimating the Thermodynamic State of Snow Covered Sea Ice Using Time Series Synthetic

Aperture Radar (SAR) Data

D.G. Barber, J.Y. Yackel, R.L. Wolfe and W. Lumsden.................................................................... 50

 

 

FIELD WAVES

 

Experimental and Numerical Studies of the TLP's Airgap

Y.-M. Scolan, Š. Malenica, D. Martigny and C. Berhault................................................................ 55

 

Observed Short- and Long-Term Distributions of Wave Steepness

M. Olagnon and H.E. Krogstad...................................................................................................... 63

 

Prediction of Offshore and Nearshore Storm Waves Using a Third Generation Spectral

Wave Model

Denis Aelbrecht, Michel Benoit, Frédéric Marcos and Gérard Goasguen...................................... 71

 

Observed Frequency Spectrum of Long Period Waves

T. Hiraishi....................................................................................................................................... 77

 

Extreme Wave Prediction in Markov Chain Condition

Defu Liu, Jitong Jiang and Chao Wang.......................................................................................... 84

 

An Analysis of Typhoon Wave Within a Bay

Shaoying Li..................................................................................................................................... 91

 

Measured Wave Crest Distributions in Central and Southern North Sea Storms

Susan J. Warren, James B. Bole and David B. Driver..................................................................... 96

 

Non-Gaussian Extremes in Numerically Generated Second-Order Random Waves on

Deep Water

Carl Trygve Stansberg.................................................................................................................. 103

 

On the Selection of Design Wave Conditions

Michael Isaacson and Ricardo Foschi.......................................................................................... 111

 

Effect of Directional Spreading and Spectral Bandwidth on the Nonlinearity of

the Irregular Waves

Marc Prevosto................................................................................................................................ 119

 

Current Modeling for the Assessment of Offshore Structural Loading and Safety Design

T.A. McClimans, G. Eidnes, T. Sotberg, B. Brørs and M. Mathiesen............................................. 124

 

Wave Crest Properties and Non-Linearities of Storm Waves Measured at Three Sites in

the Mediterranean Sea

Marco Venturi, Marco Petti and Michele Drago........................................................................... 129

 

 

BREAKING WAVES

 

A Field Experiment on Breaking Waves and Bubble Distribution in Shallow Water

Ming-Yang Su, Ray Burge, Joel Wesson and William Teague........................................................ 137

 

Some Near Shore Breaking Wave Statistics Outside the Surf Zone

Joel C. Wesson, Ming-Yang Su and Raymond E. Burge................................................................ 144

 

Velocities and Accelerations in Breaking Waves

S.P. Kjeldsen, P. Bonmarin, M.G. Skafel and W.M. Drennan........................................................ 152

 

 

WAVES AND SPECTRUMS

 

Nonlinear Hydrodynamic Effects of Opposing Jet-Current on Waves

M. Di Natale.................................................................................................................................. 159

 

Numerical Study of Solitary Wave on a Mild Slope

Chung-Ren Chou and Ouyang Kwan............................................................................................ 165

 

Wavelet-Based Bicoherence Analysis of Irregular Wave Data

E.J. Powers, E.-J. Yi, I.-S. Park and J.-H. Chung.......................................................................... 170

 

Development of Dual Face Serpent-Type Wave Generator

T. Hiraishi, K. Hirayama and N. Hosotani.................................................................................... 176

 

A Three-Dimensional Hydrodynamic Model of Tide and Wind Currents in the Baidaratskaya

Bay of the Kara Sea

Alexander S. Tsvetsinsky, Boris V. Arkhipov and Vyacheslav V. Solbakov................................... 184

 

Wind-Swell Wave Interaction and Prediction Model at Mitou Coast in Taiwan

J.T. Juang and P.C. Lin................................................................................................................. 189

 

On the Spectral Properties of Wind Waves in Northern Taiwan

Jaw-Guei Lin and John Z. Yim....................................................................................................... 195

 

A Comparison of the Statistical Properties of Random Waves from Different Sources

John Z. Yim and Jaw-Guei Lin....................................................................................................... 199

 

Statistical Properties of Random Waves in Deep Water Directional Seas Involving

¦-4 Frequency Spectra

R. Gentile...................................................................................................................................... 203

 

Validity of Existing Analytical Solutions for Predicting Long Waves Generated by

Submerged Moving Objects

Michelle H. Teng........................................................................................................................... 212

 

A New Model on Equilibrium Spectrum of Wind Waves

Yuguang Liu, Paul A. Hwang, Ming-Yang Su and W. Timothy Liu................................................. 216

 

Activities of the IAHR Maritime Hydraulics Section in Wave Generation and Analysis

Etienne P.D. Mansard and Michael J. Briggs............................................................................... 222

 

On the Fourier Series Decomposition of Directional Wave Spectra

Carl Trygve Stansberg.................................................................................................................. 227

 

Second-Order Three-Dimensional Wave Maker Theory with Side-Wall Reflection

W. Li and A.N. Williams................................................................................................................. 235

 

Directional Wave Experiments on Twin Floating Power Plant Motions Moored in

a Semi-Closed Basin by Breakwaters

Masaaki Ikeno and Ryoichi Kajima.............................................................................................. 242

 

 

NUMERICAL WAVES

 

Simulations with a 3D Active Absorption Method in a Numerical Wave Tank

Jesper Skourup and Hemming A. Schäffer.................................................................................... 248

 

Numerical Simulation of a Two-Dimensional Wave Tank in Viscous Fluid

L. Gentaz, C. Maury, B. Alessandrini and G. Delhommeau........................................................... 256

 

Fully Nonlinear Wave-Current-Body Interactions by a 3D Viscous Numerical Wave Tank

Jong-Chun Park and Moo-Hyun Kim............................................................................................ 264

 

Numerical Simulations of Free Surface Flow with Boundary-Fitted Coordinate Systems

Fumihiko Yamada and Kiyoshi Takikawa..................................................................................... 272

 

An Application of Fully Nonlinear Numerical Wave Tank to the Study on Chaotic Roll Motions

Katsuji Tanizawa and Shigeru Naito............................................................................................. 280

 

Nonlinear Diffraction of Waves Over a Submerged Body in a Real Fluid

P. Ananthakrishnan...................................................................................................................... 288

 

Periodic Wave Shoaling Over Barred-Beaches in a Fully Nonlinear Numerical Wave Tank

Stéphan T. Grilli and Juan Horrillo.............................................................................................. 294

 

The Study of Flows of Moving Body Near a Free Surface

D.C. Wan, G.P. Miao and S.Q. Dai............................................................................................... 301

 

Numerical Simulation of Transient Nonlinear Free Surface Flows

M. Ba, A. Rebeyrotte and A. Albayaty........................................................................................... 307

 

Numerical Simulation of Nonlinear Water Waves Propagating Over a Submerged Dike

C.J. Huang and C.M. Dong.......................................................................................................... 313

 

Chimera RANS/Laplace Simulation of Free Surface Flows Induced by 2D Ship Sway, Heave,

and Roll Motions

Chang-Ho Kang, Hamn-Ching Chen and Erick T. Huang............................................................ 320

 

A Finite Element Model of Gravity Waves with Free Surface

Bing Chen, Yucheng Li and Guozhang Lai.................................................................................... 328

 

Runup on a Cylinder Due to Waves and Current: Potential Flow Solution with Fully

Nonlinear Boundary Conditions

Pierre Ferrant............................................................................................................................... 332

 

Interaction of Second Order Wave Packets with a Vertical Cylinder

Pierre Ferrant and Pierre-Emmanuel Guillerm.............................................................................. 340

 

A High Order Boundary Element Model for 2D Wave Tank Simulation

Yves Stassen, Marc Le Boulluec and Bernard Molin..................................................................... 348

 

 

VORTEX SHEDDING AND FLOW-INDUCED VIBRATIONS

 

The Simulation of Vortex Shedding from an Oscillating Circular Cylinder

F. Saltara, J.R. Meneghini and C.L.R. Siqueira............................................................................ 356

 

Numerical Simulation of a Fixed and an Oscillating Circular Cylinder in Oscillatory Flow

C.L.R. Siqueira, J.R. Meneghini and F. Saltara............................................................................ 364

 

Numerical Simulation for Shear Effect on Vortex Shedding Behind a Square Cylinder

Robert R. Hwang and Y.C. Sue...................................................................................................... 372

 

Flow Field Around a Square Cylinder in Circular Orbital Flow at Low Keulegan-Carpenter

Numbers

Koji Otsuka, Yuji Anada and Yoshiho Ikeda................................................................................. 380

 

The Three Dimensional Flow Features of Interaction Between Two Vortex Streets

Guo-Can Ling and Zhong-Ming Xiong.......................................................................................... 388

 

Vortex Induced Vibrations Experiments on a Flexible Cylinder

A.C. Fujarra, C.P. Pesce and P.P.H. Parra.................................................................................. 393

 

The Influence of Transverse Compliancy on the In-Line Forcing Characteristics of

an Articulated Tower

D. Smith, N. Haritos, S. Kristiansen and O. Arntsen...................................................................... 400

 

An Efficient Liquid Sloshing Damper for Vibration Control

V.J. Modi and S.R. Munshi............................................................................................................ 407

 

Drag Reduction and Vibration Control of a Spar-Type Cylindrical Structure Through

Boundary-Layer Control

S.R. Munshi, V.J. Modi and T. Yokomizo....................................................................................... 415

 

 

DYNAMIC RESPONSES

 

Experiments on Submerged Pitching Plate Under Water Waves

T.L. Yip and Allen T. Chwang........................................................................................................ 424

 

Wave-Free Heaving Body Forms in Shallow Water

Yusaku Kyozuka and Norimitsu Nariai.......................................................................................... 431

 

Calculation of Second Order Steady Potential

B. Teng.......................................................................................................................................... 438

 

On Roll Hydrodynamics of Rectangular Cylinders

R.W. Yeung, S.-W. Liao and D. Roddier........................................................................................ 445

 

Responses of a Barge-Mounted Platform in Waves and Currents

S.Y. Hong, Y.R. Choi, D.J. Kim and M.H. Kim............................................................................... 454

 

Dynamic Response Analyses of Cargo Ship in Waves

Hisashi Nobukawa and Guoqiang Zhou....................................................................................... 465

 

Simulation of a Two-Part Underwater Maneuverable Towed System

Jiaming Wu and Allen T. Chwang.................................................................................................. 471

 

Nonlinear System Identification of a Moored Structural System

S. Narayanan, S.C.S. Yim and P.A. Palo....................................................................................... 478

 

Experimental Investigation of Stability and Bifurcation of Nonlinear Moored Structural

Responses

H. Lin and S.C.S. Yim.................................................................................................................... 485

 

The Effect of Excitation Modelling in the Parameter Estimation of Nonlinear Rolling

Alberto Francescutto, Giorgio Contento, Marco Biot, Lorenzo Schiffrer and Giovanni Caprino. 490

 

Parametric Identification for a Roll Instability in a Series S60-70 Ship

A.H. Nayfeh, J. Fung, M.R. Hajj and D.T. Mook.......................................................................... 499

 

A Numerical Study of U-Tube Passive Anti-Rolling Tanks

Z. Zhong, J.M. Falzarano and R.M. Fithen................................................................................... 504

 

On the Effects of Hydrodynamic Interaction upon the Wave Forces on Pile Arrays of

Multiple Rows

Z.X. Yu, G.P. Miao, Y.Z. Liu and H.X. Zhang................................................................................ 513

 

Analysis of the Dynamic Response and Static Stability of a Discus Buoy with Articulated Keel

M.J. Sadigh and M. Keshmiri........................................................................................................ 519

 

 

HYDRODYNAMIC FORCES

 

Nonlinear Wave Loads on Single Vertical Cylinders: Pressure and Wave Field Measurements

and Theoretical Predictions

Giorgio Contento, Alberto Francescutto and Francesco Lalli....................................................... 526

 

Second-Order Nonlinear Wave Force in Random Seas

Chuntian Zhao and Cheung Hun Kim........................................................................................... 535

 

Wave Forces on Large Cylinders in Multidirectional Irregular Waves

Norimi Mizutani, Takeshi Sanada, Shin-ichi Matsumoto, Naoto Kawashima and Koichiro Iwata.. 543

 

Three-Dimensional Solution of the Diffraction Force on a Ship in Wave

Ming-Chung Fang and Rong-Yawn Chen..................................................................................... 551

 

Effect of Wave Parameters and Motion Phases on Wave Load Encountered by Oceangoing

Ship and Offshore Structure

Yanying Wang, Kun Qian and Dazheng Wang.............................................................................. 559

 

Laboratory Studies of Breaking Wave Forces on Vertical Square Cylinders in Shallow Water

Guo-hai Dong and Yu-cheng Li.................................................................................................... 564

 

 

COASTAL HYDRODYNAMICS AND BREAKWATERS

 

Safety and Operation Management Considerations for Port-Island Coastal-Protection Works

Teofilo Monge Rufin, Jr................................................................................................................ 570

 

Multi-Layer Breakwater Optimization

A. Arsié and M. Bélorgey.............................................................................................................. 578

 

Performance of Twin-Pontoon Floating Breakwaters

Shankar Bhat and Michael Isaacson............................................................................................ 584

 

Onset of Breaking in Front of Vertical and Composite Breakwaters

M. Calabrese................................................................................................................................. 590

 

Basic Research on Advanced Safety for Offshore Sea Berth in Open Sea and Berth

Operation Support System

Masayoshi Kubo, Masanori Tsugane, Kenji Sasa, Toyotaka Narita and Shigeki Sakakibara...... 596

 

Basic Research on Primary Factors That Controls Mooring Criteria ¾ In Case of Ports

Facing to Open Sea with Swells and Seasonal Winds

Masayoshi Kubo, Masanori Tsugane, Kenji Sasa and Shigeki Sakakibara.................................. 603

 

Experimental Study on Profile Change of Rubble Mound Breakwater and Wave Force

on Rubble Stone

Susumu Araki and Ichiro Deguchi................................................................................................ 611

 

DRBEM Analysis of Combined Wave Refraction and Diffraction in the Presence of Currents

M.C. Lin, S.S. Hsiao and N.C. Hu................................................................................................. 617

 

Motions of a Small Boat Moored in Waves Generated by a High Speed Vessel

K. Saito, S. Shiotani and N. Fujitomi............................................................................................. 622

 

Two-Dimensional Vertical Model for Salt Intrusion in Estuary

Makoto Ifuku................................................................................................................................ 630

 

The Wave Scattering by Vertical Thin Barriers Using Composite BEM

Ching-Yun Yueh and Deng-How Tsaur......................................................................................... 636

 

Harbor Tranquillity Analysis for Cheonha Harbor, Korea

Jong-Wook Kim............................................................................................................................. 643

 

A Reflection Wave Attenuator by Using Wave Slamming Phenomena

Takayuki Nakamkura, Tohru Kohno, Taizou Fujioka and Osamu Fujita...................................... 650

 

Wave Kinematics in Front of Caisson Breakwaters

T. Bruce and D. Vicinanza............................................................................................................ 658

 

Numerical Simulation of Tide in Qian-Tang-Jiang Tide

Mingde Su, Fanlin Zhu and Y.C. Hon........................................................................................... 665

 

 

MEASUREMENTS AND SENSING

 

Holography Underwater Inspection

Edison Gonçalves and José Luis Valin Rivera............................................................................... 674

 

Low-Cost Particle Image Velocimetry: System and Application

M. Walkden, G. Müller and T. Bruce............................................................................................. 679

 

Acoustic Data Ground Truthing Through In-Situ Measurements of Physical Properties

S. Unterseh, P. Cochonat, M. Voisset, G. Ollier and F. Harmegnies............................................. 686

 

An Empirical Consideration on Drag Coefficient of Flared Silt Curtain

Yoshi-Hiko Maeno, Motoyasu Ishikawa, Yoshimichi Tanaka, Hiroyuki Azuma and

Hirofumi Kawamoto...................................................................................................................... 693

 

Effects of Stratification and Vertical Velocity on Tidal Dynamics over a Continental Slope

N. Jézéquel, R. Mazé and A. Pichon.............................................................................................. 701

 


 

The Proceedings of

The Eighth (1998) International

OFFSHORE AND POLAR

ENGINEERING CONFERENCE

 

VOLUME IV, 1998

 

 

TUBULAR STRUCTURES, FATIGUE AND FRACTURE, STEEL AND CORROSION, WELDING

NONDESTRUCTIVE TESTING (NDT), COMPOSITE MATERIALS, RELIABILITY, RISK & SAFETY

MECHANICS AND STRUCTURES, COLLISION/IMPACT/DAMAGE, NAVAL AND

FAST SHIP SYSTEMS, EARTHQUAKE ENGINEERING

 

 

How to Use This Table of Contents

 

Scroll down or use the bookmarks in the left-side frame to move to a new location in this index.

Click on a blue paper title you like to view.

To return to this index after viewing a paper, click on PREVIOUS MENU bookmark in the left-side frame.

 

This CD-ROM was created from the author-made PDF files. View quality of the text and graphics and the ease of readability depend largely on the quality and/or consistency of the PDF-making procedure the authors used.  

 

ISBN 978-1‑880653‑34-0 (Set)

ISSN 1098-6189 (Set)

Indexed by Engineering Index, Compendex and Others

www.isope.org: orders@isope.org

 

 

Edited by:

Paul Grundy, Monash University, Clayton, Australia

Jay Koo, Exxon Research and Engineering Company, Annandale, NJ, USA

Ivar Langen, Hogskolen I Stavanger, Stavanger, Norway

Jose M Roesset, Offshore Technology Research Center, College Station, TX, USA

 

Presented at:

The Eighth (1998) International Offshore and Polar Engineering Conference held in Montreal, Canada, May 24-28, 1998

 

Organized by:

International Society of Offshore and Polar Engineers

 

Sponsored by:

International Society of Offshore and Polar Engineers (ISOPE) with cooperating societies and associations

 

 

 

The publisher and the editors of its publications assume no responsibility for the statements or opinions expressed in papers or presentations by the contributors to this conference or proceedings.

 

 

International Society of Offshore and Polar Engineers (ISOPE)

P.O. Box 189, Cupertino, California 95015-0189  USA

 

CONTENTS

 

VOLUME IV, 1998

 

 

PLENARY PRESENTATIONS

 

Ultimate Longitudinal Strength of Ship Hull Girder: Historical Review and State of the Art

Tetsuya Yao...................................................................................................................................... 1

 

Gas Explosion Effects on Offshore Structures

R.B. Corr and V.H.Y. Tam............................................................................................................... 11

 

 

TUBULAR STRUCTURES

 

Failure Modes and Limit States of Longitudinal Plate to RHS Connections

C. Hörenbaum, J.J. Cao,  J.A. Packer and R.S. Puthli................................................................... 16

 

A New Approach to Calculate Stress Concentration Factors: Artificial Neural Networks

Ademar A. Cardoso, Oscar B. Augusto and Carlos A.N. Dias......................................................... 22

 

Damage Tolerance Assessment of Welded Joints Subjected to Fatigue Crack Growth

T. Lassen......................................................................................................................................... 27

 

Brittle Fracture of Weld T-Joints in Reversed Loading

K. Azuma, Y. Makino and Y. Kurobane........................................................................................... 33

 

Fracture Mechanics Approach for Evaluating Fatigue Life of Butt Welded Joints: The Effect

of Stress Concentration

Chung-Hung Lin and Sin-Hwa Her................................................................................................. 39

 

Experimental and Analytical Studies on Crack Surface Interference under Multiaxial Conditions

Xiaobo Yu and Andras Abel............................................................................................................ 45

 

Effect of Support Conditions and Geometrical Imperfections on the Strength of

CHS Uniplanar X-Joints

D.K. Liu, C. Noordhoek and J. Wardenier...................................................................................... 50

 

Elastic-Plastic Moment-Rotation Characterisation of Tubular YT-Joint Using

an Energy Method for Response Prediction

T.H. Hyde and S.B. Leen................................................................................................................. 56

 

 

STEEL, WELDING, CORROSION AND NDT

 

A Novelty Detection Method to Diagnose Damage in Structures: An Application to

an Offshore Platform

C. Surace and K. Worden............................................................................................................... 64

 

A Methodology to Nondestructively Evaluate the Safety of Offshore Platforms

Norris Stubbs, Sooyong Park, Charles Sikorsky and Sanghyun Choi............................................. 71

 

Can Fiber Optic Sensors Detect Damage in Buried Structures?

Niell Elvin and Alex Elvin................................................................................................................ 80

 

Use of Phased Array Ultrasonic Equipment for Fatigue Crack Characterization for

Underwater Inspection of Offshore Structures

D. Choqueuse and A. Lamarre........................................................................................................ 86

 

Long-Range Ultrasonic Nondestructive Evaluation of Composite Tubulars

K. Maslov and V.K. Kinra............................................................................................................... 90

 

Prediction of Fatigue Crack Growth in Offshore Structures Using a Sea State Equivalent

Stress Concept

L.S. Etube, F.P. Brennan and W. D. Dover..................................................................................... 95

 

MagneScan XHR _ Pathfinder in Corrosion Monitoring

Karsten Harneshaug, Frank Günter, Poul Laursen and Klaus Germerdonk................................. 102

 

Results of In-Line SCC-Inspection with the Ultrascan CD Tool

H. Willems, O.A. Barbian and N. Uzelac....................................................................................... 109

 

Variable Amplitude Corrosion Fatigue Behaviour and Hydrogen Embrittlement of High

Strength Steels for Off-Shore Applications

Emmanuelle Coudert and Claude Renaudin.................................................................................. 116

 

Constant and Variable Amplitude Corrosion Fatigue Performance of a High Strength

Jack-up Steel

L.S. Etube, P. Myers, F.P. Brennan, W.D. Dover and A. Stacey.................................................... 123

 

High-Strength Titanium-Oxide Bearing Tether Pipe for Tension Leg Platform

Y. Terada, H. Ishikawa, R. Chijiiwa, K. Tomioka, T. Takamoto, G. Itsubo and H. Tamehiro......... 131

 

Tensile Properties of TEMPCORE Reinforcing Steel

Hang Zheng and Andras Abel....................................................................................................... 138

 

Elastic-Plastic Dynamic Fracture Analysis of Structural Elements Due to Stress Wave

Propagation

K.S. Kim and J.B. Park.................................................................................................................. 142

 

A Computational Framework to Predict Ductile Tearing Effects in Structural Materials

Claudio Ruggieri........................................................................................................................... 149

 

A 3-D Framework for Fracture Assessments of Structures Using a Probabilistic Fracture

Parameter

Claudio Ruggieri........................................................................................................................... 157

 

Nucleation of Acicular Ferrite at Oxide Inclusion Sites in Basic Electrode Steel Metal Weld

Deposits

Tomasz Wegrzyn............................................................................................................................ 165

 

Detection of Wet Condition for Underwater Local Dry Welding

Y. Ogawa....................................................................................................................................... 169

 

 

COMPOSITE MATERIALS

 

The Development and Use of British Steel Bi - Steel

J.W. Pryer and H.G. Bowerman.................................................................................................... 173

 

Corrosion Fatigue Behavior of a Graphite/Epoxy Composite for Marine Applications

S.T. Mear, H.G. Wheat and H.L. Marcus...................................................................................... 179

 

An Experimental Study on the Vibration Characteristics of Kevlar/Ep Sandwich Plate with Unsymmetrical Faces and Aluminum Honeycomb Core Sandwich Structure

C.Y. Son, B.J. Koo and I.T. Kim..................................................................................................... 185

 

Composite Polyhedrally-Stiffened Cylinders for Undersea Applications

R.H. Knapp and T.T. Le................................................................................................................. 192

 

Evaluation of Polymeric Composite Window Structures for Antarctic Environment

Piyush K. Dutta and Donald F. Haynes........................................................................................ 199

 

Fiber Optic Sensors for Marine Composite Applications

I.N. Robertson and R.H. Knapp..................................................................................................... 206

 

Damage Process of CFRP Composites-Concrete Interface Under Fatigue Loading at

Low Temperatures

M. Arockiasamy, Chad C. Thayer and Piyush K. Dutta................................................................. 211

 

Accelerated Aging Response of Carbon Composites Under Tension and Bending

Hota V.S. GangaRao, Eric Burdine and Vijay P.V........................................................................ 219

 

Nonlinear Analysis of Concrete Platform

Yupu Song, Wei Yi, Yankun Zhang and Chongren Xu................................................................... 224

 

 

NAVAL & FAST SHIP SYSTEMS

 

Prediction of Slamming Loads and Extreme Structural Response for Large Twin Hull Vessels

Ole David Økland and Torgeir Moan........................................................................................... 229

 

Hydrodynamic Effects of 3-Dimensional WIG Moving Above Free Surface

Seung-Hyun Kwag........................................................................................................................ 237

 

Experimental Evaluation of Ship Resistance for RANS Code Validation

Giulio Avanzini, Lanfranco Benedetti and Roberto Penna............................................................ 245

 

Inviscid Non-Cavitating Flow Over Shallowly Submerged Swept Hydrofoils

Saad A. Ragab.............................................................................................................................. 253

 

Bending, Vibration and Buckling Analysis of Steel-Aluminum Sandwich Plates in

High-Speed Vehicles

Hai-Hong Sun, Tao-Yun Xiao and Xiu-Heng Wu........................................................................... 260

 

Design of Anti-Rolling Tank for 500-Ton Class Coast Guard Ship

Bong K. Woo, Chul H. Jo and Dong S. Chung.............................................................................. 266

 

The Basic Structural Design Guides on the Lifting Lug of Ship Block

Juh Hyeok Ham............................................................................................................................. 274

 

 

MECHANICS, RELIABILITY AND COLLISION

 

On the Ultimate Strength of Cylinders with U-Type Longitudinal Stiffeners

Setsuo Iwata, Masayuki Tanigawa, Naohiro Yoneda and Toshiaki Makihata.............................. 284

 

Elastic Local Buckling Strength of Stiffened Plates Considering Plate/Stiffener Interaction

and Lateral Pressure

Masahiko Fujikubo, Tetsuya Yao, Balu Varghese, Yufeng Zha and Koujiro Yamamura............... 292

 

A Co-Rotational 3D Beam Element for the Non-Linear Analysis of Offshore Structures

H. Karadeniz................................................................................................................................. 300

 

Proposal of Improved Iterative Method for Bending Analysis of the Circular Plate with

Mixed Boundary Conditions

T. Mifune, T. Matsuyama and M. Hamada.................................................................................... 308

 

Influence on Membrane Stresses in a Thin Shell Due to a Hole

I-Ta Lu and Tseng Huang............................................................................................................. 314

 

Advanced Finite Element Techniques for Hull Structural Analysis

A. Geiro, P. Grundy, S. Cannon and V. Nguyen............................................................................ 320

 

Toward the Automated Determination of Structural Detail Geometry for a Target

Fatigue Life

Sergei V. Petinov, Anil K. Thayamballi and Kai-Tung Ma............................................................. 326

 

Blast Response of a Generic Deck System

Youguang Pan and Luke A. Louca................................................................................................ 332

 

Effects of Damage and Repairs on the Lateral Load Capacity of a Typical Template-Type

Offshore Platform

T.A. Aviguetero and R.G. Bea........................................................................................................ 338

 

Study on FEM Simulation of Cyclic Plastic Behavior of Face-Centered Cubic Crystal (F.C.C.) Crystalline Materials: 2nd Report

Naoki Osawa, Yasumitsu Tomita, Kiyoshi Hashimoto and Katsuya Hirose.................................... 347

 

A Study on Prediction of Impact Loads of Bow Flare Structure

Sang-Gab Lee, Kil-Soo Choi, Man-Soo Kim, Kyung-Seok Lee and Jong-Woo Park..................... 353

 

A Two-Dimensional Contact-Elasto-Plastic Analysis of a Plate Under Low Velocity Impact

Hyun Seung Jung, Young Soon Yang, Jong Gye Shin, Wook Dokko and In Hack Kim................. 361

 

Development of Sacrificial Specimen for Fatigue Damage Prediction of Structures

Yukio Fujimoto, Fei Huang, Eiji Shintaku and Kunihiro Hamada................................................ 367

 

Identification Analysis of Structural Damage on Unit-Linked Offshore Floating Models

Ryuji Endo, Yoshitsugu Kawakami, Takuji Imai and Nobuyoshi Tosaka....................................... 375

 

 

EARTHQUAKE ENGINEERING

 

Dynamic Behavior of Gravity Type Quay Wall-Backfill System During Earthquake with

Regard to the Liquefaction of Backfill

Eiji Kohama, Natsuhiko Ohtsuka, Kinya Miura, Nozomu Yoshida and Satoshi Kurita.................. 383

 

Response of Soil Plug to Seaquake Induced by Vertical Seismic Excitation

Yongkyu Choi, Michael W. O'Neill and Moon S. Nam................................................................... 390

 

Simplified Earthquake Response Analysis Modeling of Offshore Structures

T. Nakamura and Y. Tanaka......................................................................................................... 398

 

Time-Domain Dynamic Analysis of Offshore Structures Under Combined Wave and

Earthquake Loadings

Katta Venkataramana, Kenji Kawano, Susumu Yoshihara and Myo Khin.................................... 404

 

 

RELIABILITY, RISK AND SAFETY

 

Fatigue Reliability of Large Catamaran Considering Inspection Updating

Ruxin Song and Torgeir Moan...................................................................................................... 412

 

Optimal Inspection and Maintenance Planning Based on Reliability Analysis

Saul Florentino and Oscar Valle................................................................................................... 420

 

Burst Reliability of Dented Pipes with Cracks

Ruxin Song and Yong Bai.............................................................................................................. 428

 

Reliability-Based Calibration of Safety Factors for Tubular Joints Design

Ruxin Song, Eldar Tjelta and Yong Bai......................................................................................... 435

 

Safety Issues Surrounding Offshore Platform Removal

William Penney.............................................................................................................................. 442

 

Extreme Response and Fatigue Estimates in Directional Seas

J.M. Niedzwecki and J.W. van de Lindt......................................................................................... 449

 

Reliability Analysis of Fatigue Damage Accumulation Under Variable Amplitude Loading

Kan Ni and Shengkun Zhang........................................................................................................ 455

 

Inspection Planning Using Genetic Algorithm for Fatigue Deteriorating Structure

Yukio Fujimoto, Sung Chan Kim, Kunihiro Hamada and Fei Huang............................................ 461

 

Assessing the Impact of Management and Organizational Factors on the Risk of Tanker

Grounding

Alan Brown and Benedikte Haugene............................................................................................. 469

 

An Analysis of Maritime Transportation Risk Factors

Harilaos N. Psaraftis, George Panagakos, Nicholas Desypris and Nicholas Ventikos................. 477

 

Safety Criteria for Approach Channels

R.Ph.A.C. Savenije........................................................................................................................ 484

 

Simplified Strength-Level Earthquake Assessment of Jacket-Type Platforms

J.D. Stear and R.G. Bea................................................................................................................ 492

 

Tanker Inspection and a Risk-Based Approach

Kai-tung Ma.................................................................................................................................. 504

 

A Hysteretic MDOF Model for Dynamic Analysis of Offshore Towers

P. Paevere, N. Haritos and G.C. Foliente...................................................................................... 513

 

 

ADDITIONAL PAPERS

 

The X-Ray Study on Diamond Film

Hajime Hirose............................................................................................................................... 518

 

Initiation of Slip Line Under Tensile Stress on Pure Copper

Tohru Saitoh, Masashi Kurose, Masaaki Tsuda, Hideaki Matsuoka and Yukio Hirose................ 522

 

 

PROC-98.CON  98-04.04