Current Research Potential Collaborations INORE for the Americas Summary of the 4th INORE Symposium May 9-14, 2010 Dartmouth, UK Kristen Thyng and Chris Bassett Northwest National Marine Renewable Energy Center University of Washington June 9, 2010 Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Outline Current Research 1 Potential Collaborations 2 INORE for the Americas 3 Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Numerical and experimental analysis of the near wake of a horizontal axis tidal turbine Andrew Good, Queens University Belfast, agood01@qub.ac.uk Trying to understand factors that influence structure of near wake; specifically the device inflow conditions, the flow field generated by the support structure, and the flow field generated by the turbine rotor Using CFD (ANSYS CFX) and Particle Imaging Velocimetry (Physical modeling) Doing 1:100 scale, then 1:10 scale, then full scale; plan to verify how accurate it is to do scaling modeling Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Unsteady hydrodynamic analysis of a horizontal axis marine current turbine with an integral boundary element method Jo˜ ao Baltazar, Instituto Superior Tecnico, baltazar@marine.ist.utl.pt Aims to predict pressure and cavitation Has to impose wake geometry Uses in-house code, PROPAN Allows for nonuniform incoming flow Axis moves with turbine Uses rigid wake model and wake relaxation model Models viscous effects on blade Future will see an extension to unsteady flow Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Numerical modelling of the response of tidal resonance to the presence of a tidal energy barrage Laura Finlay, The University of Edinburgh, laura.finlay@ed.ac.uk Looking at how barrage would affect resonance and possibly reduce tidal amplitudes Was going to use ROMS but using TELEMAC2D instead due to more European users Domain is Servern Estuary Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas An experimental survey in the wake of a horizontal axis turbine Mair´ ead Atcheson, Queen’s University Belfast, matcheson03@qub.ac.uk Turbine array location optimization Quantify wake generation Does tow tests with turbine called Evopod for wake data Wants to find out how far wake extends, and if the structure of the Evopod dominates the wake Using ADV’s to measure turbulence Wants to compare results from ADV and ADCP measurements for understanding turbulence She is interested in learning more about our work in Puget Sound and seeing the data once it is available Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Modelling the flow upstream, through, and downstream of a tidal barrage Penny Jeffcoate, The University of Manchester, penelope.jeffcoate@postgrad.manchester.ac.uk Look at turbulence downstream of barrage Look at flow effects Do CFD (depth-averaged, STAR-CD) then experimentation (placing barrage in flume and use ADV) Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Hydrodynamics of a double-pass translating lift device for extracting energy from tidal currents Peter Johnson, University College London, peterbjohnson@gmail.com Mooring costs are always high for current turbine designs, so want to avoid as much mooring as possible Do a panel type of turbine Using actuator disk model, point vortex, then 3D vortex method Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas The Characterization and Design of High Solidity Cross-Flow Tidal Turbines Raul Urbina, The University of Maine, raul.urbina@umit.maine.edu Use free vortex method model Found that need to include dynamic stall and flow curvature in analytic model Interested in collaboration with UW Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Development of Fixed Hydrodynamic Lifting Surfaces to Stabilize Tidal Current Energy Generation Devices Sam Harding, The University of Edinburgh, s.harding@ed.ac.uk Active gravity base for tidal turbine with lifting levers ”Sea snail” design Looking at tidal directionality Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Analysis and testing of a hydrokinetic turbine based on oscillating hydrofoils Thomas Kinsey, Universit´ e Laval, thkin6@hotmail.com Technology is well-suited to river beds and shallow waters CFD modeling along with prototype Prototype has been tow-tested Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Hydrodynamic tool for assessing tidal current turbine arrays Thomas Roc, University of Plymouth, thomas.roc@plymouth.ac.uk Decision-making tool for turbine arrays Added momentum sink term into ROMS along with turbulence correction term into k − ω closure model Validate by comparing with Myers and Bahaj 2010 Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Unsteady wake modelling for arrays of tidal current turbines Tom McCombes, University of Strathclyde, tom@esru.strath.ac.uk Wrote the code in C++ Models turbine, but focus is on wake Using Navier-Stokes in vorticity-velocity form Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Acoustic/Marine Mammal Monitoring at Wave Hub Dr. Matthew Witt (Post-Doc) - University of Exeter Monitoring the impact of wave development on marine mammal distributions in the area Instrumentation similar to ours Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Other Areas Also offshore wind and wave researchers See booklet or INORE website for details Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Outline Current Research 1 Potential Collaborations 2 INORE for the Americas 3 Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Turbulence: ADV vs. ADCP Want to quantify turbulence, specifically wake turbulence, using an ADCP which gets more data in the same amount of time as an ADV Mair´ ead at Queen’s University Belfast Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Turbine Modeling Multiple people modeling turbines – Compare results with Teymour? Provide wake geometry to Jo˜ ao Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas ROMS Modeling Tom Roc at University of Plymouth is implementing a turbine model in ROMS We discussed trying his modified code out on my idealized simulations Down the road, try his code out on my realistic model Have been emailing to begin collaboration Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Post Doc? INORE could be a good place to look for a post doc in the next year or two Tom Roc? Turbine Modeler? Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Outline Current Research 1 Potential Collaborations 2 INORE for the Americas 3 Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas People Already have connections to UW, OSU, U Maine, U Victoria, Stanford, U Delaware, a few more Try to get student connections with MREC in New England, FAU, UBC, Chilean Universities, and others Have connected with Howard Hansen at FAU and Michelle Teng at U Hawaii Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Events Low-key workshop associated with Oceans 2010 conference in Seattle in September Any suggestions for a industry speaker at the event? Possible small workshop also associated with OREG conference in Vancouver in October Would like to build up to a fully-supported/sponsored symposium, very similar to current symposiums Kristen Thyng and Chris Bassett INORE Symposium 2010
Current Research Potential Collaborations INORE for the Americas Support Interested in finding connections to let as many related students know about INORE as possible Need to find good funding sources Establish strong connections with both industry and universities, and ideally NREL/DOE/PNNL/National Labs Eric Stoutenberg at Stanford is taking the lead for INORE for the Americas activities Kristen Thyng and Chris Bassett INORE Symposium 2010
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