Gregory Germain

Gregory Germain

Scientist

Laboratoire Comportement des Structures en Mer (PDG-REM-RDT-LCSM)

Gregory.Germain@ifremer.fr

Employer : Ifremer

Site : Boulogne

Postal address : Centre Manche Mer du Nord - 150, Quai Gambetta - 62200 Boulogne-sur-Mer

URL : https://annuaire.ifremer.fr/cv/16826/en/

ORCID orcid icon : 0000-0002-8324-5104

ResearcherID : Grégory Germain on Research">Grégory Germain on Research

Present position

In charge of the wave and current flume tank and of the associated team


Research Interests

  • Naval hydrodynamic
  • Marine Renewable Energy
  • Fluid / structure interaction
  • Experimental and numerical modelling


Education

HDR - 2014 (Accreditation to supervise research)

PhD - 2002



Dataset

2020

Träsch Martin, Gaurier Benoit, Germain Gregory (2020). Measurements in the wake of an undulating membrane tidal energy converter . SEANOE . https://doi.org/10.17882/73226
Marty Antoine, Germain Gregory, Facq Jean-Valery, Gaurier Benoit, Bacchetti Thomas (2020). Experimental investigation of the marine growth effect on the hydrodynamical behavior of a submarine cable under current and wave conditions . SEANOE . https://doi.org/10.17882/75373

2019

Ikhennicheu Maria, Germain Gregory, Gaurier Benoit (2019). Experimental database of a tidal turbine in a wall-mounted square cylinder wake . SEANOE . https://doi.org/10.17882/62635
Ikhennicheu Maria, Germain Gregory, Gaurier Benoit (2019). Experimental database of the flow past a wall-mounted square cylinder . SEANOE . https://doi.org/10.17882/59027
Ikhennicheu Maria, Germain Gregory, Gaurier Benoit (2019). Experimental database of the flow past a wall-mounted square cube . SEANOE . https://doi.org/10.17882/61819

2018

Gaurier Benoit, Ordonez-Sanchez Stéphanie, Germain Gregory, Facq Jean-Valery, Johnstone Cameron, Salvatore Francesco, Santic Ivan (2018). MaRINET2 Tidal "Round Robin" dataset: comparisons between towing and circulating tanks test results for a tidal energy converter submitted to wave and current interactions . SEANOE . https://doi.org/10.17882/58265
Gaurier Benoit, Germain Gregory, Facq Jean-Valery, Bacchetti Thomas, Duran-Medina Olmo (2018). Experimental measurements of a synchronized flow velocity and a marine current turbine power production . SEANOE . https://doi.org/10.17882/57844
Gaurier Benoit, Germain Gregory, Facq Jean-Valery, Day Sandy, Johnstone Cameron, Di Felice Fabio, Costanzo Marcello (2018). Towing and circulating tanks tidal energy converter test results . SEANOE . https://doi.org/10.17882/57450
Gaurier Benoit, Germain Gregory, Facq Jean-Valery, Bacchetti Thomas, Baudet Lætitia, Birades Michel (2018). Marine growth effects on the hydrodynamical forces of a circular cylinder . SEANOE . https://doi.org/10.17882/58038
Gaurier Benoit, Germain Gregory, Facq Jean-Valery, Bacchetti Thomas, Carlier Clement, Pinon Grégory (2018). Three tidal turbines in interaction: an experimental data-set on wake and performances . SEANOE . https://doi.org/10.17882/58149


Bibliography

Articles

Martinez Rodrigo, Ordonez-Sanchez Stephanie, Allmark Matthew, Lloyd Catherine, O’doherty Tim, Germain Gregory, Gaurier Benoit, Johnstone Cameron (2020). Analysis of the effects of control strategies and wave climates on the loading and performance of a laboratory scale horizontal axis tidal turbine . Ocean Engineering , 212, 107713 (17p.) . https://doi.org/10.1016/j.oceaneng.2020.107713
Gaurier Benoit, Ikhennicheu Maria, Germain Gregory, Druault Philippe (2020). Experimental study of bathymetry generated turbulence on tidal turbine behaviour . Renewable Energy , 156, 1158-1170 . https://doi.org/10.1016/j.renene.2020.04.102
Ikhennicheu Maria, Druault Philippe, Gaurier Benoit, Germain Gregory (2020). Turbulent kinetic energy budget in a wall-mounted cylinder wake using PIV measurements . Ocean Engineering , 210, 107582 (9p.) . https://doi.org/10.1016/j.oceaneng.2020.107582
Träsch Martin, Déporte Astrid, Delacroix Sylvain, Germain Gregory, Gaurier Benoit, Drevet Jean-Baptiste (2020). Wake characterization of an undulating membrane tidal energy converter . Applied Ocean Research , 100, 102222 (12p.) . Publisher's official version : https://doi.org/10.1016/j.apor.2020.102222 , Open Access version : https://archimer.ifremer.fr/doc/00631/74302/
Gaurier Benoit, Ordonez-Sanchez Stephanie, Facq Jean-Valery, Germain Gregory, Johnstone Cameron, Martinez Rodrigo, Salvatore Francesco, Santic Ivan, Davey Thomas, Old Chris, Sellar Brian (2020). MaRINET2 Tidal Energy Round Robin Tests—Performance Comparison of a Horizontal Axis Turbine Subjected to Combined Wave and Current Conditions . Journal of Marine Science and Engineering , 8(6), 463 (28p.) . Publisher's official version : https://doi.org/10.3390/jmse8060463 , Open Access version : https://archimer.ifremer.fr/doc/00635/74735/
Träsch Martin, Delacroix Sylvain, Déporte Astrid, Drevet Jean-Baptiste, Gaurier Benoit, Germain Gregory (2020). Dynamic behaviour of an undulating membrane tidal energy converter under wave and current loading . Ocean Engineering , 206, 107340 (12p.) . https://doi.org/10.1016/j.oceaneng.2020.107340
Mercier Philippe, Ikhennicheu Maria, Guillou Sylvain, Germain Gregory, Poizot Emmanuel, Grondeau Mikaël, Thiébot Jérôme, Druault Philippe (2020). The merging of Kelvin–Helmholtz vortices into large coherent flow structures in a high Reynolds number flow past a wall-mounted square cylinder . Ocean Engineering , 204, 107274 (13p.) . https://doi.org/10.1016/j.oceaneng.2020.107274
Gaurier Benoit, Carlier Clement, Germain Gregory, Pinon Grégory, Rivoalen Elie (2020). Three tidal turbines in interaction: An experimental study of turbulence intensity effects on wakes and turbine performance . Renewable Energy , 148, 1150-1164 . https://doi.org/10.1016/j.renene.2019.10.006
Ikhennicheu Maria, Germain Gregory, Druault Philippe, Gaurier Benoit (2019). Experimental investigation of the turbulent wake past real seabed elements for velocity variations characterization in the water column. International Journal Of Heat And Fluid Flow , 78, 108426 (14p.) . Publisher's official version : https://doi.org/10.1016/j.ijheatfluidflow.2019.108426 , Open Access version : https://archimer.ifremer.fr/doc/00502/61356/
Knoery Joel, Cossa Daniel, Thomas Bastien, Germain Gregory, Rigaud Sylvain (2019). Susane , a device for sampling chemical gradients in the benthic water column . Limnology And Oceanography-methods , 17(6), 331-342 . Publisher's official version : https://doi.org/10.1002/lom3.10317 , Open Access version : https://archimer.ifremer.fr/doc/00495/60665/
Ikhennicheu Maria, Germain Gregory, Druault Philippe, Gaurier Benoit (2019). Experimental study of coherent flow structures past a wall-mounted square cylinder . Ocean Engineering , 182, 137-146 . Publisher's official version : https://doi.org/10.1016/j.oceaneng.2019.04.043 , Open Access version : https://archimer.ifremer.fr/doc/00494/60527/
Trasch Martin, Deporte Astrid, Delacroix Sylvain, Germain Gregory, Drevet Jean-Baptiste (2019). Analytical linear modelization of a buckled undulating membrane tidal energy converter . Renewable Energy , 130, 245-255 . Publisher's official version : https://doi.org/10.1016/j.renene.2018.06.049 , Open Access version : https://archimer.ifremer.fr/doc/00445/55631/
Young Anna M., Atkins Nicholas R., Clark Christopher J., Germain Gregory An Unsteady Pressure Probe for the Measurement of Flow Unsteadiness in Tidal Channels . IEEE Journal of Oceanic Engineering IN PRESS . https://doi.org/10.1109/JOE.2019.2933131
Mallat Bachar, Germain Gregory, Billard Jean-Yves, Gaurier Benoit (2018). A 3D study of the bubble sweep-down phenomenon around a 1/30 scale ship model . European Journal Of Mechanics B-fluids , 72, 471-484 . Publisher's official version : https://doi.org/10.1016/j.euromechflu.2018.07.014 , Open Access version : https://archimer.ifremer.fr/doc/00453/56423/
Ikhennicheu Maria, Gaurier Benoit, Druault Philippe, Germain Gregory (2018). Experimental analysis of the floor inclination effect on the turbulent wake developing behind a wall mounted cube . European Journal Of Mechanics B-fluids , 72, 340-352 . Publisher's official version : https://doi.org/10.1016/j.euromechflu.2018.07.003 , Open Access version : https://archimer.ifremer.fr/doc/00449/56050/
Mallat Bachar, Germain Gregory, Gaurier Benoit, Druault Philippe, Billard Jean-Yves (2018). Experimental study of the bubble sweep-down phenomenon on three bow designs . Ocean Engineering , 148, 361-375 . Publisher's official version : https://doi.org/10.1016/j.oceaneng.2017.11.041 , Open Access version : https://archimer.ifremer.fr/doc/00412/52329/
Trasch Martin, Deporte Astrid, Delacroix Sylvain, Drevet Jean-Baptiste, Gaurier Benoit, Germain Gregory (2018). Power estimates of an undulating membrane tidal energy converter . Ocean Engineering , 148, 115-124 . Publisher's official version : https://doi.org/10.1016/j.oceaneng.2017.11.002 , Open Access version : https://archimer.ifremer.fr/doc/00411/52205/
Duran-Medina Olmo, Schmitt Francois G., Calif Rudy, Germain Gregory, Gaurier Benoit (2017). Turbulence analysis and multiscale correlations between synchronized flow velocity and marine turbine power production . Renewable Energy , 112, 314-327 . Publisher's official version : https://doi.org/10.1016/j.renene.2017.05.024 , Open Access version : https://archimer.ifremer.fr/doc/00385/49620/
Pinon Gregory, Carlier Clement, Fur Arnaud, Gaurier Benoit, Germain Gregory, Riyoalen Elie (2017). Account of ambient turbulence for turbine wakes using a Synthetic-Eddy-Method . Wake Conference 2017 , 854, 012016 (11p.) . Publisher's official version : https://doi.org/10.1088/1742-6596/854/1/012016 , Open Access version : https://archimer.ifremer.fr/doc/00389/50002/
Druault Philippe, Germain Gregory (2016). Analysis of hydrodynamics of a moving trawl codend and its fluttering motions in flume tank . European Journal Of Mechanics B-fluids , 60, 219-229 . Publisher's official version : https://doi.org/10.1016/j.euromechflu.2016.06.010 , Open Access version : https://archimer.ifremer.fr/doc/00344/45503/
Delacroix Sylvain, Germain Gregory, Gaurier Benoit, Billard Jean-Yves (2016). Experimental study of bubble sweep-down in wave and current circulating tank: Part II—Bubble clouds characterization . Ocean Engineering , 120, 88-99 . Publisher's official version : https://doi.org/10.1016/j.oceaneng.2016.05.008 , Open Access version : https://archimer.ifremer.fr/doc/00335/44577/
Dussol David, Druault Philippe, Mallat Bachar, Delacroix Sylvain, Germain Gregory (2016). Automatic dynamic mask extraction for PIV images containing an unsteady interface, bubbles, and a moving structure . Comptes Rendus Mecanique , 344(7), 464-478 . Publisher's official version : https://doi.org/10.1016/j.crme.2016.03.005 , Open Access version : https://archimer.ifremer.fr/doc/00327/43778/
Sheehan Emma V., Vaz Sandrine, Pettifer Erin, Foster Nicola L., Nancollas Sarah J., Cousens Sophie, Holmes Luke, Facq Jean-Valery, Germain Gregory, Attrill Martin J. (2016). An experimental comparison of three Towed Underwater Video Systems using species metrics, benthic impact and performance . Methods In Ecology And Evolution , 7(7), 843-852 . Publisher's official version : https://doi.org/10.1111/2041-210X.12540 , Open Access version : https://archimer.ifremer.fr/doc/00319/42984/
Mycek Paul, Pinon Gregory, Germain Gregory, Rivoalen Elie (2016). Formulation and analysis of a diffusion-velocity particle model for transport-dispersion equations . Computational & Applied Mathematics , 35(2), 447-473 . Publisher's official version : https://doi.org/10.1007/s40314-014-0200-5 , Open Access version : https://archimer.ifremer.fr/doc/00250/36128/
Delacroix Sylvain, Germain Gregory, Gaurier Benoit, Billard Jean-Yves (2016). Experimental study of bubble sweep-down in wave and current circulating tank: Part I—Experimental set-up and observed phenomena . Ocean Engineering , 120, 78-87 . Publisher's official version : https://doi.org/10.1016/j.oceaneng.2016.05.003 , Open Access version : https://archimer.ifremer.fr/doc/00335/44578/
Delacroix Sylvain, Germain Gregory, Berger Laurent, Billard Jean-Yves (2016). Bubble sweep-down occurrence characterization on Research Vessels . Ocean Engineering , 111, 34-42 . Publisher's official version : https://doi.org/10.1016/j.oceaneng.2015.10.040 , Open Access version : https://archimer.ifremer.fr/doc/00294/40557/
Gaurier Benoit, Germain Gregory, Facq Jean-Valery, Johnstone C.M., Grant A.D., Day A.H., Nixon E., Di Felice F., Costanzo M. (2015). Tidal Energy ”Round Robin” Tests Comparisons between towing tank and circulating tank results . International Journal of Marine Energy , 12, 87-109 . Publisher's official version : https://doi.org/10.1016/j.ijome.2015.05.005 , Open Access version : https://archimer.ifremer.fr/doc/00270/38163/
Druault Philippe, Germain Gregory, Facq Jean-Valery (2015). PIV measurements combined with the motion tracking technique to analyze flow around a moving porous structure . Journal Of Fluids And Structures , 56, 190-204 . Publisher's official version : https://doi.org/10.1016/j.jfluidstructs.2015.04.004 , Open Access version : https://archimer.ifremer.fr/doc/00271/38216/
Mycek Paul, Gaurier Benoit, Germain Gregory, Pinon Gregory, Rivoalen Elie (2014). Experimental study of the turbulence intensity effects on marine current turbines behaviour. Part II: Two interacting turbines . Renewable Energy , 68, 876-892 . Publisher's official version : https://doi.org/10.1016/j.renene.2013.12.048 , Open Access version : https://archimer.ifremer.fr/doc/00175/28644/
Mycek Paul, Gaurier Benoit, Germain Gregory, Pinon Gregory, Rivoalen Elie (2014). Experimental study of the turbulence intensity effects on marine current turbines behaviour. Part I: One single turbine . Renewable Energy , 66, 729-746 . Publisher's official version : https://doi.org/10.1016/j.renene.2013.12.036 , Open Access version : https://archimer.ifremer.fr/doc/00175/28647/
Bouhoubeiny Elkhadim, Druault Philippe, Germain Gregory (2014). Phase-averaged mean properties of turbulent flow developing around a fluttering sheet of net . Ocean Engineering , 82, 160-168 . Publisher's official version : https://doi.org/10.1016/j.oceaneng.2014.03.009 , Open Access version : https://archimer.ifremer.fr/doc/00184/29552/
Gaurier Benoit, Davies Peter, Deuff Albert, Germain Gregory (2013). Flume tank characterization of marine current turbine blade behaviour under current and wave loading . Renewable Energy , 59, 1-12 . Publisher's official version : https://doi.org/10.1016/j.renene.2013.02.026 , Open Access version : https://archimer.ifremer.fr/doc/00136/24693/
Mycek Paul, Pinon Gregory, Germain Gregory, Rivoalen Elie (2013). A self-regularising DVM–PSE method for the modelling of diffusion in particle methods . Comptes Rendus Mecanique , 341(9-10), 709-714 . Publisher's official version : https://doi.org/10.1016/j.crme.2013.08.002 , Open Access version : https://archimer.ifremer.fr/doc/00159/27006/
Davies Peter, Germain Gregory, Gaurier Benoit, Boisseau Amelie, Perreux Dominique (2013). Evaluation of the durability of composite tidal turbine blades . Philosophical Transactions Of The Royal Society A-mathematical Physical And Engineering Sciences , 371(1985) . Publisher's official version : https://doi.org/10.1098/rsta.2012.0187 , Open Access version : https://archimer.ifremer.fr/doc/00079/19053/
Pinon Gregory, Mycek Paul, Germain Gregory, Rivoalen Elie (2012). Numerical simulation of the wake of marine current turbines with a particle method . Renewable Energy , 46, 111-126 . Publisher's official version : https://doi.org/10.1016/j.renene.2012.03.037 , Open Access version : https://archimer.ifremer.fr/doc/00087/19853/
Druault Philippe, Bouhoubeiny Elkhadim, Germain Gregory (2012). POD investigation of the unsteady turbulent boundary layer developing over porous moving flexible fishing net structure . Experiments In Fluids , 53(1), 277-292 . Publisher's official version : https://doi.org/10.1007/s00348-012-1289-1 , Open Access version : https://archimer.ifremer.fr/doc/00088/19935/
Gaurier Benoit, Germain Gregory, Kervella Youen, Davourie Julia, Cayocca Florence, Lesueur Patrick (2011). Experimental and numerical characterization of an oyster farm impact on the flow . European Journal Of Mechanics B-fluids , 30(5), 513-525 . Publisher's official version : https://doi.org/10.1016/j.euromechflu.2011.05.001 , Open Access version : https://archimer.ifremer.fr/doc/00043/15421/
Bouhoubeiny Elkhadim, Germain Gregory, Druault Philippe (2011). Time-Resolved PIV investigations of the flow field around cod-end net structures . Fisheries Research , 108(2-3), 344-355 . Publisher's official version : https://doi.org/10.1016/j.fishres.2011.01.010 , Open Access version : https://archimer.ifremer.fr/doc/00027/13820/
Kervella Youen, Germain Gregory, Gaurier Benoit, Facq Jean-Valery, Cayocca Florence, Lesueur Patrick (2010). Experimental study of the near-field impact of an oyster table on the flow . European Journal of Mechanics - B/Fluids , 29(1), 32-42 . Publisher's official version : https://doi.org/10.1016/j.euromechflu.2009.09.002 , Open Access version : https://archimer.ifremer.fr/doc/00000/7389/
Pichot Geraldine, Germain Gregory, Priour Daniel (2009). On the experimental study of the flow around a fishing net . European Journal of Mechanics - B/Fluids , 28(1), 103-116 . Publisher's official version : https://doi.org/10.1016/j.euromechflu.2008.02.002 , Open Access version : https://archimer.ifremer.fr/doc/00000/4701/
Gaurier Benoit, Germain Gregory, Le Boulluec Marc, Giry Eric, Fontaine Emmanuel (2008). Experimental and numerical results on VIV and WIO . IUTAM Symposium on Fluid-Structure Interaction in Ocean Engineering , 8, 57-68 . Publisher's official version : https://doi.org/10.1007/978-1-4020-8630-4_6 , Open Access version : https://archimer.ifremer.fr/doc/00000/6584/


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