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Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical Transactions A Volume 371(1985):20120181 February 28, 2013 ©2013 by The Royal Society

Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

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Page 1: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Appraising the extractable tidal energy resource of the UK's western coastal waters

by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf

Philosophical Transactions AVolume 371(1985):20120181

February 28, 2013

©2013 by The Royal Society

Page 2: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Possible modes of operation of a tidal barrage or lagoon together with an illustration of a turbine caisson.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 3: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Potential tidal barrages considered in the Joule project and the west coast two-dimensional model's computational grid overlaid upon colour-coded bathymetry (water depths).

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 4: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Zero-dimensional modelling of energy generation, showing the Matlab GUI developed as part of the Joule study.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 5: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Two-dimensional modelling: snapshots of tidal motions with northwest barrages operating, showing tidal direction and wetting and drying.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 6: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Spring tide power pulses from conjunctive operation of the five barrages in ebb (1×DoEn) mode.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 7: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Power pulses from the conjunctive operation of the pilot farms (Mersey 20 MW; Lynmouth 30 MW; Skerries 10.5 MW; west Wales 8 MW).

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 8: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Demonstrating the need for simulations of multiple schemes operating in conjunction.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 9: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Triangular area within which the 6 GW tidal stream farm is located (maximum tidal velocities shown are for the unmodified tides).

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 10: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Bathymetry for the area within which the tidal stream farm is located; the black vertical line shows the transect used to estimate kinetic energy flux through the region.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 11: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Peak tidal velocity difference (modified less unmodified).

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 12: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Impacts of large-scale tidal stream extraction: 6 GW off the IoM—effect on mean tidal amplitudes.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 13: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Effect of the 7.2 GW Solway Firth barrage on mean tidal amplitudes.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 14: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Energy pulses from five west coast barrages (1×DoEn ebb mode) and the IoM 6 GW tidal stream farm: neap tides.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society

Page 15: Appraising the extractable tidal energy resource of the UK's western coastal waters by Nick Yates, Ian Walkington, Richard Burrows, and Judith Wolf Philosophical

Energy pulses from five west coast barrages (1×DoEn ebb mode) and the IoM 6 GW tidal stream farm: spring tides.

Nick Yates et al. Phil. Trans. R. Soc. A 2013;371:20120181

©2013 by The Royal Society