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Journal Articles

Influence of Interpolation Scheme on the Accuracy of Overset Method for Computing Rudder-Propeller Interaction

Sébastien Lemaire, Guilherme Vaz, Menno Deij - van Rijswijk, Stephen R. Turnock

J. Verif. Valid. Uncert. March 2023, 8(1): 011002.

Paper No: VVUQ-22-1018

DOI: https://doi.org/10.1115/1.4056681

Published Online: January 27, 2023

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Topics: Computation, Errors, Flow (Dynamics), Interpolation, Pressure, Propellers, Uncertainty

Proceedings Papers

Comprehensive Verification and Validation of a CFD Analysis

Tiago Amaral, Manuel Rentschler, Guilherme Vaz, João Baltazar

Proc. ASME. OMAE2022, Volume 8: Ocean Renewable Energy, V008T09A072, June 5–10, 2022

Paper No: OMAE2022-80578

DOI: https://doi.org/10.1115/OMAE2022-80578

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Topics: Computational fluid dynamics, Cylinders, Damping, Wave energy converters

Proceedings Papers

Code and Solution Verification of Sliding and Overset Grid Methods on Wind Turbine Flows

Tiago Gomes, Sébastien Lemaire, Guilherme Vaz

Proc. ASME. OMAE2022, Volume 7: CFD and FSI, V007T08A059, June 5–10, 2022

Paper No: OMAE2022-81337

DOI: https://doi.org/10.1115/OMAE2022-81337

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Topics: Computational fluid dynamics, Flow (Dynamics), Wind turbines

Journal Articles

The Development of a Partially Averaged Navier–Stokes KSKL Model

Maarten Klapwijk, Thomas Lloyd, Guilherme Vaz

J. Fluids Eng. May 2022, 144(5): 051501.

Paper No: FE-21-1272

DOI: https://doi.org/10.1115/1.4052484

Published Online: January 12, 2022

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Topics: Eddies (Fluid dynamics), Reynolds-averaged Navier–Stokes equations, Turbulence, Viscosity, Kinetic energy, Flow (Dynamics), Wings

Proceedings Papers

Verification Study of CFD Simulation of Semi-Submersible Floating Offshore Wind Turbine Under Regular Waves

Yu Wang, Hamn-Ching Chen, Guilherme Vaz, Simon Mewes

Proc. ASME. IOWTC2021, ASME 2021 3rd International Offshore Wind Technical Conference, V001T01A010, February 16–17, 2021

Paper No: IOWTC2021-3558

DOI: https://doi.org/10.1115/IOWTC2021-3558

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Topics: Computational fluid dynamics, Floating wind turbines, Semi-submersible offshore structures, Simulation, Waves

Journal Articles

Code Verification of Non-Newtonian Fluid Solvers for Single- and Two-Phase Laminar Flows

Stefano Lovato, Serge L. Toxopeus, Just W. Settels, Geert H. Keetels, Guilherme Vaz

J. Verif. Valid. Uncert. June 2021, 6(2): 021002.

Paper No: VVUQ-20-1040

DOI: https://doi.org/10.1115/1.4050131

Published Online: March 15, 2021

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Topics: Errors, Flow (Dynamics), Fluids, Viscosity, Non-Newtonian fluids, Two-phase flow, Pressure, Rheology

Proceedings Papers

High-Fidelity Modelling of Floating Offshore Wind Turbine Platforms

Simon Burmester, Guilherme Vaz, Ould el Moctar, Sebastien Gueydon, Arjen Koop, Yu Wang, H. C. Chen

Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A068, August 3–7, 2020

Paper No: OMAE2020-18913

DOI: https://doi.org/10.1115/OMAE2020-18913

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Topics: Computational fluid dynamics, Damping, Floating wind turbines, Modeling, Mooring, Turbulence

Journal Articles

Transition and Turbulence Modeling for the Prediction of Cavitating Tip Vortices

Rens Liebrand, Maarten Klapwijk, Thomas Lloyd, Guilherme Vaz

J. Fluids Eng. January 2021, 143(1): 011202.

Paper No: FE-20-1067

DOI: https://doi.org/10.1115/1.4048133

Published Online: October 5, 2020

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Topics: Boundary layers, Eddies (Fluid dynamics), Errors, Flow (Dynamics), Modeling, Simulation, Turbulence, Vortices, Wings, Delay differential equations

Proceedings Papers

On the Role of Discretization Errors in the Quantification of Parameter Uncertainties

Luís Eça, Filipe S. Pereira, Guilherme Vaz, Rui Lopes, Serge Toxopeus

Proc. ASME. VVS2020, ASME 2020 Verification and Validation Symposium, V001T03A003, May 20–22, 2020

Paper No: VVS2020-8825

DOI: https://doi.org/10.1115/VVS2020-8825

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Topics: Errors, Uncertainty, Approximation, Flow (Dynamics), Friction, Kinetic energy, Pressure, Propellers, Reynolds-averaged Navier–Stokes equations, Ships

Journal Articles

On the Numerical Behavior of RANS-Based Transition Models

Rui Lopes, Luís Eça, Guilherme Vaz

J. Fluids Eng. May 2020, 142(5): 051503.

Paper No: FE-19-1639

DOI: https://doi.org/10.1115/1.4045576

Published Online: February 3, 2020

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Topics: Airfoils, Boundary-value problems, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Turbulence, Wings, Reynolds number, Skin friction (Fluid dynamics), Uncertainty, Flat plates

Proceedings Papers

CFD Simulation of Semi-Submersible Floating Offshore Wind Turbine Under Pitch Decay Motion

Yu Wang, Hamn-Ching Chen, Guilherme Vaz, Simon Burmester

Proc. ASME. IOWTC2019, ASME 2019 2nd International Offshore Wind Technical Conference, V001T01A002, November 3–6, 2019

Paper No: IOWTC2019-7515

DOI: https://doi.org/10.1115/IOWTC2019-7515

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Topics: Computational fluid dynamics, Damping, Offshore wind turbines, Semi-submersible offshore structures, Simulation

Journal Articles

Force Measurements of the Flow Around Arrays of Three and Four Columns With Different Geometry Sections, Spacing Ratios, and Incidence Angles

Rodolfo Trentin Gonçalves, Shinichiro Hirabayashi, Guilherme Vaz, Hideyuki Suzuki

J. Offshore Mech. Arct. Eng. April 2020, 142(2): 021401.

Paper No: OMAE-19-1048

DOI: https://doi.org/10.1115/1.4045212

Published Online: November 16, 2019

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Topics: Cylinders, Diamonds, Drag (Fluid dynamics), Flow (Dynamics), Lift (Fluid dynamics), Geometry, Uncertainty, Signals, Wakes, Computational fluid dynamics

Proceedings Papers

Numerical and Parameter Uncertainties: Are They Independent?

Luís Eça, Rui Lopes, Filipe Soares Pereira, Guilherme Vaz

Proc. ASME. VVS2019, ASME 2019 Verification and Validation Symposium, V001T06A002, May 15–17, 2019

Paper No: VVS2019-5125

DOI: https://doi.org/10.1115/VVS2019-5125

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Topics: Uncertainty, Errors, Computational fluid dynamics, Turbulence, Airfoils, Boundary-value problems, Eddies (Fluid dynamics), Engineering simulation, Flat plates, Flow (Dynamics)

Proceedings Papers

CFD Analysis of a Captive Bullet Entry in Calm Water With and Without Turbulence

René Bettencourt Rauffus, António Maximiano, Luís Eça, Guilherme Vaz

Proc. ASME. OMAE2019, Volume 2: CFD and FSI, V002T08A015, June 9–14, 2019

Paper No: OMAE2019-96099

DOI: https://doi.org/10.1115/OMAE2019-96099

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Topics: Bullets, Computational fluid dynamics, Turbulence, Water, Wakes, Uncertainty, Collapse, Lifeboats, Computer simulation, Eddies (Fluid dynamics)

Journal Articles

Investigating the Effect of the Closure in Partially-Averaged Navier–Stokes Equations

Filipe S. Pereira, Luís Eça, Guilherme Vaz

J. Fluids Eng. December 2019, 141(12): 121402.

Paper No: FE-18-1724

DOI: https://doi.org/10.1115/1.4043539

Published Online: June 3, 2019

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Topics: Flow (Dynamics), Navier-Stokes equations, Resolution (Optics), Simulation, Turbulence, Modeling, Errors, Reynolds-averaged Navier–Stokes equations, Engineering simulation

Proceedings Papers

Validation Exercises for a Free Falling Wedge Into Calm Water

João Muralha, Luís Eça, António Maximiano, Guilherme Vaz

Proc. ASME. OMAE2018, Volume 2: CFD and FSI, V002T08A013, June 17–22, 2018

Paper No: OMAE2018-78598

DOI: https://doi.org/10.1115/OMAE2018-78598

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Topics: Water, Wedges, Sensors, Errors, Pressure, Simulation, Uncertainty, Modeling, Boundary-value problems, Flow (Dynamics)

Proceedings Papers

Determining Thruster-Hull Interaction for a Drill-Ship Using CFD

Arjen Koop, Hans Cozijn, Patrick Schrijvers, Guilherme Vaz

Proc. ASME. OMAE2017, Volume 2: Prof. Carl Martin Larsen and Dr. Owen Oakley Honoring Symposia on CFD and VIV, V002T08A022, June 25–30, 2017

Paper No: OMAE2017-61485

DOI: https://doi.org/10.1115/OMAE2017-61485

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Topics: Computational fluid dynamics, Drillships, Hull, Actuators, Disks, Rotors, Propellers, Thrust, Nozzles, Water

Proceedings Papers

Validation Exercises for the Calculation of the Flow Around a Squared Column With Rounded Corners at High Reynolds Numbers With the RANS Equations

Luís Eça, Guilherme Vaz, Arjen Koop, Filipe Pereira, Hugo Abreu

Proc. ASME. OMAE2017, Volume 2: Prof. Carl Martin Larsen and Dr. Owen Oakley Honoring Symposia on CFD and VIV, V002T08A015, June 25–30, 2017

Paper No: OMAE2017-61937

DOI: https://doi.org/10.1115/OMAE2017-61937

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Topics: Corners (Structural elements), Flow (Dynamics), Reynolds number, Reynolds-averaged Navier–Stokes equations, Eddies (Fluid dynamics), Errors, Viscosity, Boundary-value problems, Drag (Fluid dynamics), Engineering simulation

Proceedings Papers

CFD Verification and Validation Study for a Captive Bullet Entry in Calm Water

António Maximiano, Guilherme Vaz, Jule Scharnke

Proc. ASME. OMAE2017, Volume 1: Offshore Technology, V001T01A006, June 25–30, 2017

Paper No: OMAE2017-61666

DOI: https://doi.org/10.1115/OMAE2017-61666

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Topics: Bullets, Computational fluid dynamics, Water, Modeling, Errors, Stress, Simulation, Lifeboats, Pressure, Uncertainty

Proceedings Papers

Validation: What, Why and How

Luís Eça, Guilherme Vaz, Arjen Koop, Filipe Pereira, Hugo Abreu

Proc. ASME. OMAE2016, Volume 2: CFD and VIV, V002T08A001, June 19–24, 2016

Paper No: OMAE2016-54005

DOI: https://doi.org/10.1115/OMAE2016-54005

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Topics: Circular cylinders, Computational fluid dynamics, Electrohydrodynamics, Errors, Flat plates, Flow (Dynamics), Fluid dynamics, Fluids, Liquefied natural gas, Marine engineering

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Journal citation

NARROW

Influence of Interpolation Scheme on the Accuracy of Overset Method for Computing Rudder-Propeller Interaction

Comprehensive Verification and Validation of a CFD Analysis

Code and Solution Verification of Sliding and Overset Grid Methods on Wind Turbine Flows

The Development of a Partially Averaged Navier–Stokes KSKL Model

Verification Study of CFD Simulation of Semi-Submersible Floating Offshore Wind Turbine Under Regular Waves

Code Verification of Non-Newtonian Fluid Solvers for Single- and Two-Phase Laminar Flows

High-Fidelity Modelling of Floating Offshore Wind Turbine Platforms

Transition and Turbulence Modeling for the Prediction of Cavitating Tip Vortices

On the Role of Discretization Errors in the Quantification of Parameter Uncertainties

On the Numerical Behavior of RANS-Based Transition Models

CFD Simulation of Semi-Submersible Floating Offshore Wind Turbine Under Pitch Decay Motion

Force Measurements of the Flow Around Arrays of Three and Four Columns With Different Geometry Sections, Spacing Ratios, and Incidence Angles

Numerical and Parameter Uncertainties: Are They Independent?

CFD Analysis of a Captive Bullet Entry in Calm Water With and Without Turbulence

Investigating the Effect of the Closure in Partially-Averaged Navier–Stokes Equations

Validation Exercises for a Free Falling Wedge Into Calm Water

Determining Thruster-Hull Interaction for a Drill-Ship Using CFD

Validation Exercises for the Calculation of the Flow Around a Squared Column With Rounded Corners at High Reynolds Numbers With the RANS Equations

CFD Verification and Validation Study for a Captive Bullet Entry in Calm Water

Validation: What, Why and How

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