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Proceedings Papers

CFD Modelling of Flexible Concrete Mattress Hydrodynamic Forces

Terry Griffiths, Randall Griggs, Mehdi Khiadani

Proc. ASME. OMAE2022, Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems, V003T04A041, June 5–10, 2022

Paper No: OMAE2022-78728

DOI: https://doi.org/10.1115/OMAE2022-78728

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Topics: Computational fluid dynamics, Concretes, Fluid-dynamic forces, Modeling, Ocean engineering

Proceedings Papers

New Design Methods for Subsea Power Cables Are Helping the Global Marine Renewable Energy Industry Lower Costs and Improve Reliability

Terry Griffiths, Scott Draper, Liang Cheng, Hongwei An, Marie-Lise Schläppy, Feifei Tong, Antonino Fogliani, Wacek Lipski, Chas Spradbery, Yunfei Teng, David White, Daniel Coles, Stuart Noble, Siobhan Doole, Fraser Johnson

Proc. ASME. OMAE2022, Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems, V003T04A010, June 5–10, 2022

Paper No: OMAE2022-80172

DOI: https://doi.org/10.1115/OMAE2022-80172

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Topics: Cables, Design methodology, Ocean engineering, Reliability, Renewable energy, Stability

Proceedings Papers

Hydrodynamic Forces on Near-Bed Small Diameter Cables and Pipelines in Currents, Waves and Combined Flow

Terry Griffiths, Yunfei Teng, Liang Cheng, Hongwei An, Scott Draper, Henning Mohr, Antonino Fogliani, Alessio Mariani, David White

Proc. ASME. OMAE2019, Volume 5B: Pipelines, Risers, and Subsea Systems, V05BT04A019, June 9–14, 2019

Paper No: OMAE2019-95557

DOI: https://doi.org/10.1115/OMAE2019-95557

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Topics: Cables, Currents, Flow (Dynamics), Fluid-dynamic forces, Pipelines, Waves, Seabed, Surface roughness, Design, Pipes

Proceedings Papers

Hydrodynamic Forces on Intermittently Spanning Pipelines in Steady Currents

Yunfei Teng, Liang Cheng, Hongwei An, Feifei Tong, Terry Griffiths, Wei Sun, Jiawei Chi, Zhijian Xiong

Proc. ASME. OMAE2019, Volume 1: Offshore Technology; Offshore Geotechnics, V001T01A026, June 9–14, 2019

Paper No: OMAE2019-95585

DOI: https://doi.org/10.1115/OMAE2019-95585

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Topics: Currents, Fluid-dynamic forces, Pipelines

Proceedings Papers

Pipeline and Cable Stability: Updated State of the Art

Terry Griffiths, Scott Draper, David White, Liang Cheng, Hongwei An, Feifei Tong, Antonino Fogliani

Proc. ASME. OMAE2018, Volume 5: Pipelines, Risers, and Subsea Systems, V005T04A059, June 17–22, 2018

Paper No: OMAE2018-77736

DOI: https://doi.org/10.1115/OMAE2018-77736

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Topics: Cables, Pipelines, Stability, Design, Underwater pipelines, Boundary layers, Geotechnology, Hydrodynamics, Modeling, Oceanography

Proceedings Papers

Subsea Cable Stability on Rocky Seabeds: Comparison of Field Observations Against Conventional and Novel Design Methods

Terry Griffiths, Scott Draper, Liang Cheng, Feifei Tong, Antonino Fogliani, David White, Fraser Johnson, Daniel Coles, Stephen Ingham, Caroline Lourie

Proc. ASME. OMAE2018, Volume 5: Pipelines, Risers, and Subsea Systems, V005T04A043, June 17–22, 2018

Paper No: OMAE2018-77130

DOI: https://doi.org/10.1115/OMAE2018-77130

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Topics: Cables, Design methodology, Ocean engineering, Seabed, Stability, Design, Drag (Fluid dynamics), Engineering design, Engineering simulation, Fluid-dynamic forces

Proceedings Papers

Modelling Changes to Submarine Pipeline Embedment and Stability due to Pipeline Scour

Scott Draper, Terry Griffiths, Liang Cheng, David White, Hongwei An

Proc. ASME. OMAE2018, Volume 5: Pipelines, Risers, and Subsea Systems, V005T04A020, June 17–22, 2018

Paper No: OMAE2018-77985

DOI: https://doi.org/10.1115/OMAE2018-77985

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Topics: Modeling, Pipelines, Stability, Underwater pipelines, Seabed, Mechanical admittance, Sediments, Simulation, Stiffness, Surface roughness

Proceedings Papers

Improved Stability Design of Subsea Pipelines on Mobile Seabeds: Learnings From the STABLEpipe JIP

Terry Griffiths, Scott Draper, David White, Liang Cheng, Hongwei An, Antonino Fogliani

Proc. ASME. OMAE2018, Volume 5: Pipelines, Risers, and Subsea Systems, V005T04A046, June 17–22, 2018

Paper No: OMAE2018-77217

DOI: https://doi.org/10.1115/OMAE2018-77217

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Topics: Design, Seabed, Stability, Underwater pipelines, Pipelines, Pipes, Collaboration, Design methodology, Fluids, Mechanical admittance

Proceedings Papers

Hydrodynamics on Circular Cylinder Close to a Wall: Effects From Wall Boundary Layers

Feifei Tong, Liang Cheng, Hongwei An, Terry Griffiths

Proc. ASME. OMAE2018, Volume 5: Pipelines, Risers, and Subsea Systems, V005T04A031, June 17–22, 2018

Paper No: OMAE2018-77518

DOI: https://doi.org/10.1115/OMAE2018-77518

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Topics: Boundary layers, Circular cylinders, Hydrodynamics, Cylinders, Computational fluid dynamics, Fluid-dynamic forces, Pressure, Boundary layer turbulence, Cables, Modeling

Proceedings Papers

Lateral Resistance of Pipes on Rocky Seabeds: Comparison Between Measurements and Models Based on Synthetic Seabeds

Terry Griffiths, David White, Scott Draper, Adam Leighton, Antonino Fogliani

Proc. ASME. OMAE2017, Volume 1: Offshore Technology, V001T01A042, June 25–30, 2017

Paper No: OMAE2017-61418

DOI: https://doi.org/10.1115/OMAE2017-61418

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Topics: Pipes, Seabed, Cables, Fluid-dynamic forces, Friction, Boundary layers, Computer simulation, Design, Design methodology, Failure

Proceedings Papers

Sediment Attractors: Seabed Shear Stress Shadows Around Subsea Pipelines Cause Net Sediment Accretion

Fuyu Zhao, Terry Griffiths, Wenwen Shen, Scott Draper, Hongwei An, Jeremy Leggoe, Daniel Carneiro

Proc. ASME. OMAE2015, Volume 5A: Pipeline and Riser Technology, V05AT04A015, May 31–June 5, 2015

Paper No: OMAE2015-41651

DOI: https://doi.org/10.1115/OMAE2015-41651

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Topics: Attractors, Seabed, Sediments, Shades and shadows, Shear stress, Underwater pipelines, Pipes, Sedimentation, Waves, Computational fluid dynamics

Proceedings Papers

The Influence of Pipeline Bending Stiffness on 3D Dynamic On-Bottom Stability and Importance for Flexible Flowlines, Cables and Umbilicals

Matthew Robertson, Terry Griffiths, Graham Viecelli, Stuart Oldfield, Peter Ma, Aiman Al-Showaiter, Daniel Carneiro

Proc. ASME. OMAE2015, Volume 5A: Pipeline and Riser Technology, V05AT04A045, May 31–June 5, 2015

Paper No: OMAE2015-41646

DOI: https://doi.org/10.1115/OMAE2015-41646

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Topics: Cables, Pipelines, Stability, Stiffness, Waves, Design, Displacement, Dynamic stability, Storms, Design methodology

Proceedings Papers

Hydrodynamic Forces due to Oblique Wave and Current Loading on Untrenched Subsea Pipelines

Johnathan Green, Terry Griffiths, Chris Craddock

Proc. ASME. OMAE2014, Volume 6A: Pipeline and Riser Technology, V06AT04A029, June 8–13, 2014

Paper No: OMAE2014-23500

DOI: https://doi.org/10.1115/OMAE2014-23500

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Topics: Fluid-dynamic forces, Underwater pipelines, Waves, Pipelines, Pipes, Computational fluid dynamics, Flow (Dynamics), Stability, Design, Fluid dynamics

Proceedings Papers

Insights in the Application of Structural Reliability Analysis (SRA) for Challenging Pipeline Lateral Buckling Design

Elena Gerginov, Andrew Rathbone, Chris Sullivan, Terry Griffiths

Proc. ASME. OMAE2014, Volume 6B: Pipeline and Riser Technology, V06BT04A041, June 8–13, 2014

Paper No: OMAE2014-24450

DOI: https://doi.org/10.1115/OMAE2014-24450

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Topics: Buckling, Design, Event history analysis, Pipelines, Failure, Finite element analysis, Friction, Pipeline systems, Pipes, Probability

Proceedings Papers

Further Development and Benchmarking of a Novel Pipe-Soil Interaction Model for Subsea Pipeline Design

Terry Griffiths, Wenwen Shen

Proc. ASME. OMAE2013, Volume 4A: Pipeline and Riser Technology, V04AT04A047, June 9–14, 2013

Paper No: OMAE2013-10621

DOI: https://doi.org/10.1115/OMAE2013-10621

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Topics: Buckling, Design, Pipes, Soil, Stability, Underwater pipelines

Proceedings Papers

2D and 3D CFD Investigations of Seabed Shear Stresses Around Subsea Pipelines

Wenwen Shen, Terry Griffiths, Mengmeng Xu, Jeremy Leggoe

Proc. ASME. OMAE2013, Volume 4A: Pipeline and Riser Technology, V04AT04A048, June 9–14, 2013

Paper No: OMAE2013-10626

DOI: https://doi.org/10.1115/OMAE2013-10626

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Topics: Computational fluid dynamics, Fluids, Modeling, Pipes, Seabed, Shear stress, Soil, Underwater pipelines

Proceedings Papers

Hydrodynamic Forces on Subsea Pipelines due to Orbital Wave Effects

Annelise Karreman, Jeremy Leggoe, Terry Griffiths, Lisa King, Nino Fogliani

Proc. ASME. OMAE2013, Volume 4A: Pipeline and Riser Technology, V04AT04A050, June 9–14, 2013

Paper No: OMAE2013-10647

DOI: https://doi.org/10.1115/OMAE2013-10647

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Topics: Fluid-dynamic forces, Pipelines, Stability, Underwater pipelines, Waves

Proceedings Papers

Comparison of Recent Parametric Trenched and Partially Embedded/ Spanning Pipelines With DNV-RP-F109 Load Reduction Design Curves

Terry Griffiths, Wenwen Shen, Mengmeng Xu, Jeremy Leggoe

Proc. ASME. OMAE2012, Volume 3: Pipeline and Riser Technology, 207-224, July 1–6, 2012

Paper No: OMAE2012-83282

DOI: https://doi.org/10.1115/OMAE2012-83282

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Topics: Design, Pipelines, Stress, Dynamic stability, Computational fluid dynamics, Flow (Dynamics), Fluid-dynamic forces, Seabed, Stability, Underwater pipelines

Proceedings Papers

Tangguh LNG Project Statistical Young’s Modulus and Thermal Expansion Coefficient Testing of Clad Pipe Specimens

Terry Griffiths, Isabel Hadley, Richard Johnson, Fabio Micari

Proc. ASME. OMAE2011, Volume 4: Pipeline and Riser Technology, 131-137, June 19–24, 2011

Paper No: OMAE2011-49150

DOI: https://doi.org/10.1115/OMAE2011-49150

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Topics: Liquefied natural gas, Pipes, Testing, Thermal expansion, Young's modulus, Buckling, Event history analysis, Materials properties, Materials testing, Temperature

Proceedings Papers

Development of a Full Scale Two Dimensional Pipeline Uplift Test Apparatus for Upheaval Buckling (UHB) Model Testing on the Tangguh LNG Project

Hayden Marcollo, Terry Griffiths, Richard Johnson, Tony Abbs

Proc. ASME. OMAE2011, Volume 4: Pipeline and Riser Technology, 139-147, June 19–24, 2011

Paper No: OMAE2011-49152

DOI: https://doi.org/10.1115/OMAE2011-49152

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Topics: Buckling, Liquefied natural gas, Pipelines, Testing, Pipes, Stress

Journal citation

NARROW

CFD Modelling of Flexible Concrete Mattress Hydrodynamic Forces

New Design Methods for Subsea Power Cables Are Helping the Global Marine Renewable Energy Industry Lower Costs and Improve Reliability

Hydrodynamic Forces on Near-Bed Small Diameter Cables and Pipelines in Currents, Waves and Combined Flow

Hydrodynamic Forces on Intermittently Spanning Pipelines in Steady Currents

Pipeline and Cable Stability: Updated State of the Art

Subsea Cable Stability on Rocky Seabeds: Comparison of Field Observations Against Conventional and Novel Design Methods

Modelling Changes to Submarine Pipeline Embedment and Stability due to Pipeline Scour

Improved Stability Design of Subsea Pipelines on Mobile Seabeds: Learnings From the STABLEpipe JIP

Hydrodynamics on Circular Cylinder Close to a Wall: Effects From Wall Boundary Layers

Lateral Resistance of Pipes on Rocky Seabeds: Comparison Between Measurements and Models Based on Synthetic Seabeds

Sediment Attractors: Seabed Shear Stress Shadows Around Subsea Pipelines Cause Net Sediment Accretion

The Influence of Pipeline Bending Stiffness on 3D Dynamic On-Bottom Stability and Importance for Flexible Flowlines, Cables and Umbilicals

Hydrodynamic Forces due to Oblique Wave and Current Loading on Untrenched Subsea Pipelines

Insights in the Application of Structural Reliability Analysis (SRA) for Challenging Pipeline Lateral Buckling Design

Further Development and Benchmarking of a Novel Pipe-Soil Interaction Model for Subsea Pipeline Design

2D and 3D CFD Investigations of Seabed Shear Stresses Around Subsea Pipelines

Hydrodynamic Forces on Subsea Pipelines due to Orbital Wave Effects

Comparison of Recent Parametric Trenched and Partially Embedded/ Spanning Pipelines With DNV-RP-F109 Load Reduction Design Curves

Tangguh LNG Project Statistical Young’s Modulus and Thermal Expansion Coefficient Testing of Clad Pipe Specimens

Development of a Full Scale Two Dimensional Pipeline Uplift Test Apparatus for Upheaval Buckling (UHB) Model Testing on the Tangguh LNG Project

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