Conference paper |
- Wang, Y.; Chen, H.-C.; Vaz, G.; Burmester, S.. "CFD simulation of semi-submersible floating offshore wind turbine under pitch
decay motion". 2019.
10.1115/IOWTC2019-7515
- Rauffus, R.B.; Eça, L.; Maximiano, A.; Vaz, G.. "CFD analysis of a captive bullet entry in calm water with and without turbulence".
2019.
10.1115/OMAE2019-96099
- Muralha, J.; Eça, L.; Maximiano, A.; Vaz, G.. "Validation exercises for a free falling wedge into calm water". 2018.
10.1115/OMAE2018-78598
- Maximiano, A.; Vaz, G.; Scharnke, J.. "CFD verification and validation study for a captive bullet entry in calm water". 2017.
10.1115/OMAE2017-61666
- Koop, A.; Cozijn, H.; Schrijvers, P.; Vaz, G.. "Determining thruster-hull interaction for a drill-ship using CFD". 2017.
10.1115/OMAE2017-61485
- Vaz, G.; Lloyd, T.; Gnanasundaram, A.. "Improved modelling of sheet cavitation dynamics on Delft TWIST11 hydrofoil". 2017.
- Vaz, G.; Pereira, F.S.; Eça, L.. "On the prediction of shear-layer flows with RANS and SRS models". 2017.
- Negrato, C.; Lloyd, T.; Van Terwisga, T.; Vaz, G.; Bensow, R.. "Numerical study of cavitation on a NACA0015 hydrofoil: Solution
verification". 2017.
- Eça, L.; Vaz, G.; Koop, A.; Pereira, F.; Abreu, H.. "Validation exercises for the calculation of the flow around a squared
column with rounded corners at high Reynolds numbers with the RANS equations". 2017.
10.1115/OMAE2017-61937
- Rocha, A.L.; Eça, L.; Vaz, G.. "On the numerical convergence properties of the calculation of the flow around the KVLCC2 tanker
in unstructured grids". 2017.
- Eça, L.; Vaz, G.; Koop, A.; Pereira, F.; Abreu, H.. "Validation: What, why and how". 2016.
10.1115/OMAE2016-54005
- Rosetti, G.F.; Vaz, G.; Fujarra, A.L.C.. "On the effects of turbulence modeling on the fluid-structure interaction of a rigid
cylinder". 2016.
10.1115/OMAE2016-54989
- Gharraee, B.; Eskilsson, C.; Bensow, R.; Vaz, G.. "Numerical simulation of cavitation on a horizontal axis tidal turbine".
2016.
- Düz, B.; Bunnik, T.; Kapsenberg, G.; Vaz, G.. "Numerical simulation of nonlinear free surface water waves - Coupling of a
potential flow solver to a URANS/VOF code". 2016.
10.1115/OMAE2016-54808
- Pereira, F.S.; Vaz, G.; Eça, L.; Lemaire, S.. "On the numerical prediction of transitional flows with reynolds-averaged navier-stokes
and scale-resolving simulation models". 2016.
10.1115/OMAE2016-54414
- Koop, A.; Rijken, O.; Vaz, G.; Maximiano, A.; Rosetti, G.. "CFD investigation on scale and damping effects for vortex induced
motions of a semi-submersible floater". 2016.
10.4043/26977-ms
- Fernandes, G.; Make, M.; Gueydon, S.; Vaz, G.. "Sensitivity to aerodynamic forces for the accurate modelling of floating offshore
wind turbines". 2015.
- Make, M.; Vaz, G.; Fernandes, G.; Burmester, S.; Gueydon, S.. "Analysis of aerodynamic performance of floating wind turbines
using CFD and BEMT methods". 2015.
10.1115/OMAE2015-42086
- Pereira, F.S.; Vaz, G.; Eça, L.. "Flow past a circular cylinder: A comparison between rans and hybrid turbulence models for
a low reynolds number". 2015.
10.1115/OMAE2015-41235
- Hawkes, J.N.; Turnock, S.R.; Vaz, G.; Cox, S.J.; Phillips, A.B.. "Chaotic linear equation-system solvers for unsteady CFD".
2015.
- Pereira, F.S.; Vaz, G.; Eca, L.. "On the numerical requirements of RANS and hybrid turbulence models". 2015.
- Rosetti, G.F.; Vaz, G.; Fujarra, A.L.C.. "Modeling transition for the cylinder flow with verification and validation". 2015.
10.1115/OMAE2015-42310
- Eça, L.; Saraiva, G.; Vaz, G.; Abreu, H.. "The PROS and CONS of wall functions". 2015.
10.1115/OMAE2015-41518
- Pereira, F.S.; Vaz, G.; Eça, L.. "An assessment of Scale-Resolving Simulation models for the flow around a circular cylinder".
2015.
- Eça, L.; Rosetti, G.; Vaz, G.; Pereira, F.. "On the numerical prediction of the flow around smooth circular cylinders". 2014.
10.1115/OMAE2014-23230
- Klaij, C.M.; Vaz, G.; Eça, L.. "Numerical uncertainty estimation in maritime CFD applications". 2014.
- Eça, L.; Vaz, G.; Hoekstra, M.. "Code verification of ReFRESCO with a statistically periodic manufactured solution". 2014.
10.1115/OMAE2014-23258
- De Ridder, E.-J.; Otto, W.; Zondervan, G.-J.; Huijs, F.; Vaz, G.. "Development of a scaled-down floating wind turbine for
offshore basin testing". 2014.
10.1115/OMAE2014-23441
- Kerkvliet, M.; Carette, N.; Vaz, G.; Gunsing, M.. "Analysis of U-type anti-roll tank using urans. Sensitivity and validation".
2014.
10.1115/OMAE2014-23483
- Maciel, P.; Koop, A.; Vaz, G.. "Modelling thruster-hull interaction with CFD". 2013.
10.1115/OMAE2013-10359
- Rosetti, G.F.; Vaz, G.; Hoekstra, M.; Gonçalves, R.T.; Fujarra, A.L.C.. "CFD calculations for free-surface-piercing low aspect
ratio circular cylinder with solution verification and comparison with experiments". 2013.
10.1115/OMAE2013-10963
- Eça, L.; Vaz, G.; Hoekstra, M.. "Assessing convergence properties of RANS solvers with manufactured solutions". 2012.
- Eça, L.; Vaz, G.. "Workshop on verification and validation of CFD for Offshore Flows". 2012.
10.1115/OMAE2012-84215
- Koop, A.; Rossin, B.; Vaz, G.. "Predicting wind loads on typical offshore vessels using CFD". 2012.
10.1115/OMAE2012-83449
- Otto, W.; Rijpkema, D.; Vaz, G.. "Viscous-flow calculations on an axial marine current turbine". 2012.
10.1115/OMAE2012-83452
- Rosetti, G.F.; Vaz, G.; Fujarra, A.L.C.. "Urans calculations for smooth circular cylinder flow in a wide range of reynolds
numbers: Solution Verification and Validation". 2012.
10.1115/OMAE2012-83155
- Koop, A.H.; Klaij, C.M.; Vaz, G.. "Viscous-flow calculations for model and full-scale current loads on typical offshore structures".
2011.
- Jaouen, F.; Koop, A.H.; Vaz, G.; Crepier, P.. "RANS predictions of roll viscous damping of ship hull sections". 2011.
- Rijpkema, D.; Vaz, G.. "Viscous flow computations on propulsors: Verification, validation and scale effects". 2011.
- Jaouen, F.; Koop, A.; Vaz, G.. "Predicting roll added mass and damping of a ship hull section using CFD". 2011.
10.1115/OMAE2011-49085
- Eça, L.; Vaz, G.; Hoekstra, M.. "Code Verification, Solution Verification and Validation in RANS solvers". 2010.
10.1115/OMAE2010-20338
- Vaz, G.; Toxopeus, S.; Holmes, S.. "Calculation of manoeuvring forces on submarines using two viscous-flow solvers". 2010.
10.1115/OMAE2010-20373
- Koop, A.; Klaij, C.; Vaz, G.. "Predicting wind loads for FPSO tandem offloading using CFD". 2010.
10.1115/OMAE2010-20284
- Toxopeus, S.; Vaz, G.. "Calculation of current or manoeuvring forces using a viscous-flow solver". 2009.
10.1115/OMAE2009-79782
- Vaz, G.; Jaouen, F.; Hoekstra, M.. "Free-surface viscous flow computations. Validation of URANS code FRESCO". 2009.
10.1115/OMAE2009-79398
- Vaz, G.; Waals, O.J.; Ottens, H.; Fathi, F.; Le Souëf, T.; Kiu, K.. "Current affairs: Model tests, semi-empirical predictions
and CFD computations for current coefficients of semi-submersibles". 2009.
10.1115/OMAE2009-80216
- Bosschers, J.; Vaz, G.; Starke, A.R.; Van Wijngaarden, E.. "Computational analysis of propeller sheet cavitation and propeller-ship
interaction". 2008.
- Ertekin, R.C.; Bang, S.; Kostandinos, B.; Causal, S.M.; Chitrapu, M.; Christophe, D.; Drobyshevski, Y.; et al. "Ocean engineering:
Introduction". 2007.
- Vaz, G.; Van Der Wal, R.; Mabilat, C.; Gallagher, P.. "Viscous flow computations on smooth cylinders a detailed numerical
study with validation". 2007.
10.1115/OMAE2007-29275
- Eça, L.; Vaz, G.B.; Falcão de Campos, J.A.C.. "Verification study of low and higher-order potential based panel methods for
2D foils". 2002.
|
Journal article |
- Yu Wang; Hamn-Ching Chen; Arjen Koop; Guilherme Vaz. "Hydrodynamic response of a FOWT semi-submersible under regular waves
using CFD: Verification and validation". Ocean Engineering (2022): https://doi.org/10.1016/j.oceaneng.2022.111742.
10.1016/j.oceaneng.2022.111742
- M. Klapwijk; T. Lloyd; G. Vaz; M. van den Boogaard; T. van Terwisga. "Exciting a cavitating tip vortex with synthetic inflow
turbulence: A CFD analysis of vortex kinematics, dynamics and sound generation". Ocean Engineering 254 (2022): 111246-111246.
https://doi.org/10.1016/j.oceaneng.2022.111246.
10.1016/j.oceaneng.2022.111246
- Sébastien Lemaire; Guilherme Vaz; Menno Deij-van Rijswijk; Stephen R. Turnock. "On the accuracy, robustness, and performance
of high order interpolation schemes for the overset method on unstructured grids". International Journal for Numerical
Methods in Fluids (2022): https://doi.org/10.1002/fld.5050.
10.1002/fld.5050
- Yu Wang; Hamn-Ching Chen; Arjen Koop; Guilherme Vaz. "Verification and validation of CFD simulations for semi-submersible
floating offshore wind turbine under pitch free-decay motion". Ocean Engineering (2021): https://doi.org/10.1016/j.oceaneng.2021.109993.
10.1016/j.oceaneng.2021.109993
- Eduardo Tadashi Katsuno; Artur K. Lidtke; Bülent Düz; Douwe Rijpkema; João L.D. Dantas; Guilherme Vaz. "Estimating parameter
and discretization uncertainties using a laminar–turbulent transition model". Computers & Fluids 230 (2021): 105129-105129.
https://doi.org/10.1016/j.compfluid.2021.105129.
10.1016/j.compfluid.2021.105129
- Burmester, S.; Vaz, G.; el Moctar, O.. "Towards credible CFD simulations for floating offshore wind turbines". Ocean Engineering
209 (2020): http://www.scopus.com/inward/record.url?eid=2-s2.0-85085918910&partnerID=MN8TOARS.
10.1016/j.oceaneng.2020.107237
- Burmester, S.; Vaz, G.; Gueydon, S.; el Moctar, O.. "Investigation of a semi-submersible floating wind turbine in surge decay
using CFD". Ship Technology Research 67 1 (2020): 2-14. http://www.scopus.com/inward/record.url?eid=2-s2.0-85058693857&partnerID=MN8TOARS.
10.1080/09377255.2018.1555987
- Klapwijk, M.; Lloyd, T.; Vaz, G.; van Terwisga, T.. "Evaluation of scale-resolving simulations for a turbulent channel flow".
Computers and Fluids 209 (2020): http://www.scopus.com/inward/record.url?eid=2-s2.0-85087724962&partnerID=MN8TOARS.
10.1016/j.compfluid.2020.104636
- Eça, L.; Vaz, G.; Toxopeus, S.L.; Hoekstra, M.. "Numerical errors in unsteady flow simulations". Journal of Verification,
Validation and Uncertainty Quantification 4 2 (2019): http://www.scopus.com/inward/record.url?eid=2-s2.0-85068818777&partnerID=MN8TOARS.
10.1115/1.4043975
- Pereira, F.S.; Eça, L.; Vaz, G.. "Investigating the Effect of the Closure in Partially-Averaged Navier-Stokes Equations".
Journal of Fluids Engineering, Transactions of the ASME 141 12 (2019): http://www.scopus.com/inward/record.url?eid=2-s2.0-85066729575&partnerID=MN8TOARS.
10.1115/1.4043539
- Pereira, F.S.; Eça, L.; Vaz, G.. "Simulation of wingtip vortex flows with reynolds-averaged navier-Stokes and scale-resolving
simulation methods". AIAA Journal 57 3 (2019): 932-948. http://www.scopus.com/inward/record.url?eid=2-s2.0-85066735436&partnerID=MN8TOARS.
10.2514/1.J057512
- Pereira, F.S.; Eça, L.; Vaz, G.; Kerkvliet, M.. "Application of second-moment closure to statistically steady flows of practical
interest". Ocean Engineering 189 (2019): http://www.scopus.com/inward/record.url?eid=2-s2.0-85071858955&partnerID=MN8TOARS.
10.1016/j.oceaneng.2019.106372
- Pereira, F.S.; Eça, L.; Vaz, G.; Girimaji, S.S.. "On the simulation of the flow around a circular cylinder at Re=140,000".
International Journal of Heat and Fluid Flow 76 (2019): 40-56. http://www.scopus.com/inward/record.url?eid=2-s2.0-85060756235&partnerID=MN8TOARS.
10.1016/j.ijheatfluidflow.2019.01.007
- Pereira, F.S.; Vaz, G.; Eça, L.. "Evaluation of RANS and SRS methods for simulation of the flow around a circular cylinder
in the sub-critical regime". Ocean Engineering 186 (2019): http://www.scopus.com/inward/record.url?eid=2-s2.0-85068569956&partnerID=MN8TOARS.
10.1016/j.oceaneng.2019.05.049
- Hawkes, J.; Vaz, G.; Phillips, A.B.; Klaij, C.M.; Cox, S.J.; Turnock, S.R.. "Chaotic multigrid methods for the solution of
elliptic equations". Computer Physics Communications 237 (2019): 26-36. http://www.scopus.com/inward/record.url?eid=2-s2.0-85057789638&partnerID=MN8TOARS.
10.1016/j.cpc.2018.10.031
- Klapwijk, M.; Lloyd, T.; Vaz, G.. "On the accuracy of partially averaged Navier–Stokes resolution estimates". International
Journal of Heat and Fluid Flow 80 (2019): http://www.scopus.com/inward/record.url?eid=2-s2.0-85073548748&partnerID=MN8TOARS.
10.1016/j.ijheatfluidflow.2019.108484
- Eça, L.; Pereira, F.S.; Vaz, G.. "Viscous flow simulations at high Reynolds numbers without wall functions: Is y+¿1
enough for the near-wall cells?". Computers and Fluids 170 (2018): 157-175. http://www.scopus.com/inward/record.url?eid=2-s2.0-85046796378&partnerID=MN8TOARS.
10.1016/j.compfluid.2018.04.035
- Eça, L.; Vaz, G.; Hoekstra, M.. "A contribution for the assessment of discretization error estimators based on grid refinement
studies". Journal of Verification, Validation and Uncertainty Quantification 3 2 (2018): http://www.scopus.com/inward/record.url?eid=2-s2.0-85068817606&partnerID=MN8TOARS.
10.1115/1.4040803
- Hawkes, J.; Vaz, G.; Phillips, A.B.; Cox, S.J.; Turnock, S.R.. "On the strong scalability of maritime CFD". Journal of
Marine Science and Technology (Japan) 23 1 (2018): 81-93. http://www.scopus.com/inward/record.url?eid=2-s2.0-85019703895&partnerID=MN8TOARS.
10.1007/s00773-017-0457-7
- Pereira, F.S.; Eça, L.; Vaz, G.; Girimaji, S.S.. "Challenges in Scale-Resolving Simulations of turbulent wake flows with coherent
structures". Journal of Computational Physics 363 (2018): 98-115. http://www.scopus.com/inward/record.url?eid=2-s2.0-85042844547&partnerID=MN8TOARS.
10.1016/j.jcp.2018.02.038
- Pereira, F.S.; Vaz, G.; Eça, L.; Girimaji, S.S.. "Simulation of the flow around a circular cylinder at Re=3900 with Partially-Averaged
Navier-Stokes equations". International Journal of Heat and Fluid Flow 69 (2018): 234-246. http://www.scopus.com/inward/record.url?eid=2-s2.0-85041363094&partnerID=MN8TOARS.
10.1016/j.ijheatfluidflow.2017.11.001
- Klaij, C.M.; Hoekstra, M.; Vaz, G.. "Design, analysis and verification of a volume-of-fluid model with interface-capturing
scheme". Computers and Fluids 170 (2018): 324-340. http://www.scopus.com/inward/record.url?eid=2-s2.0-85047269321&partnerID=MN8TOARS.
10.1016/j.compfluid.2018.05.016
- Pereira, F.S.; Eça, L.; Vaz, G.. "Verification and Validation exercises for the flow around the KVLCC2 tanker at model and
full-scale Reynolds numbers". Ocean Engineering 129 (2017): 133-148. http://www.scopus.com/inward/record.url?eid=2-s2.0-84997501287&partnerID=MN8TOARS.
10.1016/j.oceaneng.2016.11.005
- Rosetti, G.F.; Vaz, G.. "On the numerical simulations of captive, driven and freely moving cylinder". Journal of Fluids
and Structures 74 (2017): 492-519. http://www.scopus.com/inward/record.url?eid=2-s2.0-85027544563&partnerID=MN8TOARS.
10.1016/j.jfluidstructs.2017.06.013
- Eça, L.; Klaij, C.M.; Vaz, G.; Hoekstra, M.; Pereira, F.S.. "On code verification of RANS solvers". Journal of Computational
Physics 310 (2016): 418-439. http://www.scopus.com/inward/record.url?eid=2-s2.0-84956652154&partnerID=MN8TOARS.
10.1016/j.jcp.2016.01.002
- Make, M.; Vaz, G.. "Analyzing scaling effects on offshore wind turbines using CFD". Renewable Energy 83 (2015): 1326-1340.
http://www.scopus.com/inward/record.url?eid=2-s2.0-84945442038&partnerID=MN8TOARS.
10.1016/j.renene.2015.05.048
- Eça, L.; Hoekstra, M.; Vaz, G.. "Manufactured solutions for steady-flow Reynolds-averaged Navier-Stokes solvers". International
Journal of Computational Fluid Dynamics 26 5 (2012): 313-332. http://www.scopus.com/inward/record.url?eid=2-s2.0-84866308161&partnerID=MN8TOARS.
10.1080/10618562.2012.717617
- Rosetti, G.F.; Vaz, G.; Fujarra, A.L.C.. "URANS calculations for smooth circular cylinder flow in a wide range of reynolds
numbers: Solution verification and validation". Journal of Fluids Engineering, Transactions of the ASME 134 12 (2012):
http://www.scopus.com/inward/record.url?eid=2-s2.0-84870032210&partnerID=MN8TOARS.
10.1115/1.4007571
- Eça, L.; Vaz, G.B.; Falcão De Campos, J.A.C.; Hoekstra, M.. "Verification of calculations of the potential flow around two-dimensional
foils". AIAA Journal 42 12 (2004): 2401-2407. http://www.scopus.com/inward/record.url?eid=2-s2.0-10944238836&partnerID=MN8TOARS.
- Vaz, G.; Falcão de Campos, J.A.C.; Eça, L.. "A numerical study on low and higher-order potential based BEM for 2D inviscid
flows". Computational Mechanics 32 4-6 (2003): 327-335. http://www.scopus.com/inward/record.url?eid=2-s2.0-1242265149&partnerID=MN8TOARS.
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