Superconductign Generators for Wind Turbines

Transcript

1. A Transverse Flux HTSG for Large Direct Drive Wind Turbines OZAN KEYSAN o.keysan@ed.ac.uk Institute for Energy Systems The University of Edinburgh Superconductivity Centennial Conference September 2011, Den Haag
2. Ozan KEYSAN o.keysan@ed.ac.uk Slide 2/12 European Wind Energy Association Wind Turbines: Constantly Growing
3. Ozan KEYSAN o.keysan@ed.ac.uk Slide 3/12 Offshore Wind Turbines BARD 5MW Global Offshore Wind Energy Markets and Strategies,2009
4. Ozan KEYSAN o.keysan@ed.ac.uk Slide 4/12 Direct-Drive Solutions Harakosan 1.5MW,18 rpm,47 tonnes AMSC, 36.5MW, 120rpm, 75 tonnes (*) D. Bang et.al. “Review of Generator Systems for Direct-Drive Wind Turbines,” 2008, All data available at goo.gl/ZZivv Enercon 4.5 MW, 13 rpm 220 tonnes
5. Ozan KEYSAN o.keysan@ed.ac.uk Slide 5/12 What about Reliability? Stationary SC Coil No Cryogenic Coupler No Brushes No Transient Torque on SC Simplified Cooling, Isolation DC Field No AC losses Maximized Current
6. Ozan KEYSAN o.keysan@ed.ac.uk Slide 6/12 Transverse Flux HTSG
7. Ozan KEYSAN o.keysan@ed.ac.uk Slide 7/12 Transverse Flux HTSG
8. Ozan KEYSAN o.keysan@ed.ac.uk Slide 8/12 3D FEA Simulations
9. Ozan KEYSAN o.keysan@ed.ac.uk Slide 9/12 3D FEA Simulations
10. Ozan KEYSAN o.keysan@ed.ac.uk Slide 10/12 Main Specifications 880 m SC Wire Length 216 A SC Wire Current 0.5 m Axial Length 1.3 m Diameter 100 rpm Speed 70 kW Power Output
11. Ozan KEYSAN o.keysan@ed.ac.uk Slide 11/12 Transverse Flux HTSG Easy to build Modular Rotor Stationary SC coil Single SC winding Minimal SC wire length Simple cooling No torque on SC
12. Ozan KEYSAN o.keysan@ed.ac.uk Slide 12/12 THANKS Download this presentation from: goo.gl/pUyPs or email me for a copy: o.keysan@ed.ac.uk