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Dag Myrhaug
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Journal Articles

Wind Speed Shear Exponent: Effects of Sea Surface Roughness in Terms of Spectral Bandwidth

Dag Myrhaug
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Technical Briefs
J. Offshore Mech. Arct. Eng. April 2025, 147(2): 024501.
Paper No: OMAE-24-1074
https://doi.org/10.1115/1.4066299
Published Online: September 3, 2024
View Article titled, Wind Speed Shear Exponent: Effects of Sea Surface Roughness in Terms of Spectral Bandwidth
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Topics: Drag (Fluid dynamics), Ocean waves, Seas, Shear (Mechanics), Surface roughness, Wind velocity, Waves, Wind shear
Journal Articles

Discussion: “LiDAR Measurements of Wind Shear Exponents and Turbulence Intensity Offshore the Northeast United States” (Viselli, A., Faessler, N., and Filippelli, M., 2022, ASME J. Offshore Mech. Arct. Eng., 144(4), p. 042001)

Dag Myrhaug
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Discussions
J. Offshore Mech. Arct. Eng. December 2022, 144(6): 065501.
Paper No: OMAE-22-1092
https://doi.org/10.1115/1.4055283
Published Online: September 14, 2022
View Article titled, Discussion: “LiDAR Measurements of Wind Shear Exponents and Turbulence Intensity Offshore the Northeast United States” (Viselli, A., Faessler, N., and Filippelli, M., 2022, ASME J. Offshore Mech. Arct. Eng., 144(4), p. 042001)
Open the PDF for Discussion: “LiDAR Measurements of Wind Shear Exponents and Turbulence Intensity Offshore the Northeast United States” (Viselli, A., Faessler, N., and Filippelli, M., 2022, ASME J. Offshore Mech. Arct. Eng., 144(4), p. 042001) in another window
Topics: Ocean engineering, Seas, Significant wave heights, Surface roughness, Turbulence, Waves, Wind shear, Wind velocity
Journal Articles

Breaking Wave Interaction With a Group of Four Vertical Slender Cylinders in Two Square Arrangements

Mayilvahanan Alagan Chella, Hans Bihs, Arun Kamath, Dag Myrhaug, Øivind Asgeir Arntsen
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. December 2019, 141(6): 061802.
Paper No: OMAE-16-1079
https://doi.org/10.1115/1.4043597
Published Online: May 17, 2019
View Article titled, Breaking Wave Interaction With a Group of Four Vertical Slender Cylinders in Two Square Arrangements
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Topics: Cylinders, Wave forces, Waves, Diamonds, Flow (Dynamics), Computer simulation
Journal Articles

Numerical Modeling of Breaking Wave Kinematics and Wave Impact Pressures on a Vertical Slender Cylinder

Mayilvahanan Alagan Chella, Hans Bihs, Dag Myrhaug, Øivind Asgeir Arntsen
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. October 2019, 141(5): 051802.
Paper No: OMAE-17-1113
https://doi.org/10.1115/1.4042265
Published Online: February 15, 2019
View Article titled, Numerical Modeling of Breaking Wave Kinematics and Wave Impact Pressures on a Vertical Slender Cylinder
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Topics: Computer simulation, Cylinders, Kinematics, Waves, Pressure, Water
Proceedings Papers

Assessment of Methods for Short-Term Extreme Value Analysis of Riser Collision

Ping Fu, Bernt J. Leira, Dag Myrhaug
Proc. ASME. OMAE2018, Volume 11B: Honoring Symposium for Professor Carlos Guedes Soares on Marine Technology and Ocean Engineering, V11BT12A023, June 17–22, 2018
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2018-78318
https://doi.org/10.1115/OMAE2018-78318
View Paper titled, Assessment of Methods for Short-Term Extreme Value Analysis of Riser Collision
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Topics: Collisions (Physics), Pipeline risers, Risers (Casting), Probability, Simulation, Stress, Wakes, Waves
Journal Articles

Effects of Soil Profile Variation and Scour on Structural Response of an Offshore Monopile Wind Turbine

Hui Li, Muk Chen Ong, Bernt Johan Leira, Dag Myrhaug
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. August 2018, 140(4): 042001.
Paper No: OMAE-16-1099
https://doi.org/10.1115/1.4039297
Published Online: March 14, 2018
View Article titled, Effects of Soil Profile Variation and Scour on Structural Response of an Offshore Monopile Wind Turbine
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Topics: Sands, Soil, Stress, Wind turbines, Wind, Wind waves, Ocean engineering, Water, Waves, Displacement
Journal Articles

Burial and Scour of Short Cylinders and Truncated Cones Due to Long-Crested and Short-Crested Nonlinear Random Waves Plus Currents

Muk Chen Ong, Dag Myrhaug
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. June 2018, 140(3): 031105.
Paper No: OMAE-16-1030
https://doi.org/10.1115/1.4038938
Published Online: February 13, 2018
View Article titled, Burial and Scour of Short Cylinders and Truncated Cones Due to Long-Crested and Short-Crested Nonlinear Random Waves Plus Currents
Open the PDF for Burial and Scour of Short Cylinders and Truncated Cones Due to Long-Crested and Short-Crested Nonlinear Random Waves Plus Currents in another window
Topics: Cylinders, Waves, Currents
Proceedings Papers

Classification of Aquaculture Locations in Norway With Respect to Wind Wave Exposure

Pål Lader, David Kristiansen, Morten Alver, Hans V. Bjelland, Dag Myrhaug
Proc. ASME. OMAE2017, Volume 6: Ocean Space Utilization, V006T05A005, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-61659
https://doi.org/10.1115/OMAE2017-61659
View Paper titled, Classification of Aquaculture Locations in Norway With Respect to Wind Wave Exposure
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Topics: Wind waves, Waves, Shorelines, Wind, Design, Significant wave heights, Statistics, Stress, Water pollution
Proceedings Papers

Random Wave-Induced Burial and Scour of Short Cylinders and Truncated Cones on Mild Slopes

Dag Myrhaug, Muk Chen Ong
Proc. ASME. OMAE2017, Volume 7A: Ocean Engineering, V07AT06A034, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62476
https://doi.org/10.1115/OMAE2017-62476
View Paper titled, Random Wave-Induced Burial and Scour of Short Cylinders and Truncated Cones on Mild Slopes
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Topics: Cylinders, Waves, Stochastic processes
Proceedings Papers

Computation of Wave Impact Pressures and Kinematics During Plunging Breaking Wave Interaction With a Vertical Cylinder Using CFD Modelling

Mayilvahanan Alagan Chella, Hans Bihs, Dag Myrhaug, Øivind Asgeir Arntsen
Proc. ASME. OMAE2017, Volume 2: Prof. Carl Martin Larsen and Dr. Owen Oakley Honoring Symposia on CFD and VIV, V002T08A005, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-61657
https://doi.org/10.1115/OMAE2017-61657
View Paper titled, Computation of Wave Impact Pressures and Kinematics During Plunging Breaking Wave Interaction With a Vertical Cylinder Using CFD Modelling
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Topics: Computation, Computational fluid dynamics, Cylinders, Kinematics, Modeling, Waves, Pressure, Deformation, Water, Offshore wind turbines
Proceedings Papers

Wake Shielding Model Effect on Riser Dynamic Response

Ping Fu, Bernt J. Leira, Dag Myrhaug
Proc. ASME. OMAE2017, Volume 3B: Structures, Safety and Reliability, V03BT02A008, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62557
https://doi.org/10.1115/OMAE2017-62557
View Paper titled, Wake Shielding Model Effect on Riser Dynamic Response
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Topics: Dynamic response, Pipeline risers, Risers (Casting), Wakes, Flow (Dynamics), Waves, Clearances (Engineering), Cylinders, Computer software, Deflection
Journal Articles

Numerical Study of Seabed Boundary Layer Flow Around Monopile and Gravity-Based Wind Turbine Foundations

Muk Chen Ong, Eirik Trygsland, Dag Myrhaug
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. August 2017, 139(4): 042001.
Paper No: OMAE-16-1029
https://doi.org/10.1115/1.4036208
Published Online: May 5, 2017
View Article titled, Numerical Study of Seabed Boundary Layer Flow Around Monopile and Gravity-Based Wind Turbine Foundations
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Topics: Boundary layers, Flow (Dynamics), Gravity (Force), Seabed, Shear stress, Simulation, Vortices
Proceedings Papers

Burial and Scour of Short Cylinders and Truncated Cones due to Long-Crested and Short-Crested Nonlinear Random Waves Plus Currents

Muk Chen Ong, Dag Myrhaug
Proc. ASME. OMAE2016, Volume 7: Ocean Engineering, V007T06A036, June 19–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2016-54644
https://doi.org/10.1115/OMAE2016-54644
View Paper titled, Burial and Scour of Short Cylinders and Truncated Cones due to Long-Crested and Short-Crested Nonlinear Random Waves Plus Currents
Open the PDF for Burial and Scour of Short Cylinders and Truncated Cones due to Long-Crested and Short-Crested Nonlinear Random Waves Plus Currents in another window
Topics: Currents, Cylinders, Waves, Stochastic processes
Proceedings Papers

Numerical Modelling of Breaking Wave Interaction With a Group of Four Vertical Slender Cylinders in Square Arrangements

Mayilvahanan Alagan Chella, Hans Bihs, Arun Kamath, Dag Myrhaug, Øivind Asgeir Arnsten
Proc. ASME. OMAE2016, Volume 2: CFD and VIV, V002T08A018, June 19–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2016-54451
https://doi.org/10.1115/OMAE2016-54451
View Paper titled, Numerical Modelling of Breaking Wave Interaction With a Group of Four Vertical Slender Cylinders in Square Arrangements
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Topics: Cylinders, Modeling, Waves, Wave forces, Computational fluid dynamics, Computer simulation, Circular cylinders, Diamonds, Elevations (Drawings), Flow (Dynamics)
Proceedings Papers

Numerical Study of Seabed Boundary Layer Flow Around Monopile and Gravity-Based Wind Turbine Foundations

Muk Chen Ong, Eirik Trygsland, Dag Myrhaug
Proc. ASME. OMAE2016, Volume 2: CFD and VIV, V002T08A011, June 19–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2016-54643
https://doi.org/10.1115/OMAE2016-54643
View Paper titled, Numerical Study of Seabed Boundary Layer Flow Around Monopile and Gravity-Based Wind Turbine Foundations
Open the PDF for Numerical Study of Seabed Boundary Layer Flow Around Monopile and Gravity-Based Wind Turbine Foundations in another window
Topics: Boundary layers, Flow (Dynamics), Gravity (Force), Seabed, Wind turbines, Vortices, Computational fluid dynamics, Simulation, Slabs, Offshore wind turbines
Proceedings Papers

Parametric Study Related to the Collision Probability Between Two Risers

Ping Fu, Bernt J. Leira, Dag Myrhaug
Proc. ASME. OMAE2016, Volume 3: Structures, Safety and Reliability, V003T02A007, June 19–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2016-54637
https://doi.org/10.1115/OMAE2016-54637
View Paper titled, Parametric Study Related to the Collision Probability Between Two Risers
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Topics: Collisions (Physics), Pipeline risers, Probability, Risers (Casting), Drag (Fluid dynamics), Dynamic analysis, Flow (Dynamics), Statistics, Finite element analysis, Flexible risers
Journal Articles

Extreme Wave Condition at Doggerbank

Espen Engebretsen, Sverre K. Haver, Dag Myrhaug
Journal: Journal of Offshore Mechanics and Arctic Engineering
Publisher: ASME
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. August 2016, 138(4): 041601.
Paper No: OMAE-14-1033
https://doi.org/10.1115/1.4033564
Published Online: June 2, 2016
View Article titled, Extreme Wave Condition at Doggerbank
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Topics: Seas, Significant wave heights, Storms, Water, Waves
Journal Articles

Long-Term Wave Power Statistics for Individual Waves

Bernt J. Leira, Dag Myrhaug
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. July 2015, 137(4): 041202.
Paper No: JERT-13-1293
https://doi.org/10.1115/1.4029869
Published Online: July 1, 2015
View Article titled, Long-Term Wave Power Statistics for Individual Waves
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Topics: Wave energy, Waves
Proceedings Papers

Extreme Wave Condition at Doggerbank

Espen Engebretsen, Sverre K. Haver, Dag Myrhaug
Proc. ASME. OMAE2014, Volume 1A: Offshore Technology, V01AT01A051, June 8–13, 2014
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2014-23687
https://doi.org/10.1115/OMAE2014-23687
View Paper titled, Extreme Wave Condition at Doggerbank
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Topics: Waves, Seas, Water, Design, Databases, Offshore wind turbines, Probability, Uncertainty, Wind farms, Wind turbines
Proceedings Papers

Performance of a Ship Powered Purely by Renewable Energy

Eirik Bøckmann, Sverre Steen, Dag Myrhaug
Proc. ASME. OMAE2014, Volume 8A: Ocean Engineering, V08AT06A034, June 8–13, 2014
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2014-23368
https://doi.org/10.1115/OMAE2014-23368
View Paper titled, Performance of a Ship Powered Purely by Renewable Energy
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Topics: Renewable energy, Ships, Waves, Electric power generation, Electromagnetic scattering, Seas, Solar energy, Springs, Wind, Wind velocity