Ceud Mìle Fàilte gu Eilean Siar!

United Kingdom NUTS location map.svg, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=49686687

Slide 2 of 16 • Renewable energy Highly dynamic environment focussed engineering curriculum • Energy research: – Low carbon buildings – Hydrogen economy – Coastal processes and marine energy

Slide 3 of 16 • Open Atlantic coast • Large wave fetch • Jet stream exposure

 Great wave resource!

 annual average power = 42.4 kWm-1 adapted from https://www.google.co.uk/maps/

Slide 4 of 16 Cape Wrath • 200 km from Butt of

Lewis to Head Flannan Isles

Stornoway • 200 km x 42.4 kWm-1 = 8.48 GW annual average power Iceland

Outer • Compared against 3.2 GW rated output

North of new nuclear plant Sea Barra Head ArdnamurchanEire GB Hinkley Point C Point (at £18bn budget + 35 year guarantee of £92.50 MWh-1)

Slide 5 of 16 • Marine Research at College UHI: – Physical environment and processes – Resource assessment • Numerical modelling • Data acquisition + management – Other • Beach morphology (numerical and surveying) • GIS mapping + spatial planning tools • Device performance testing (wave and tidal) • Hydrogen in marine applications

Slide 6 of 16 • Butt of Lewis lighthouse: – Build 1862 by David Stevenson – Windiest spot in the UK (Guinness Book of Records) – Light at 52 m – Huge waves, strong currents

Slide 7 of 16 • X-Band radar to cover domains in space and time • Supplemented with spot sensors for wave, current and wind data

Slide 8 of 16 X-Band Radar and Buoy time series and power spectral density

16/11/2016 ¦ Hs = 7 m ¦ Tp = 15 s ¦ Dirp = 310°

Slide 9 of 16 • X-Band radar applications – Short term wave forecasting – Marine energy converter device tuning – Extreme wave analysis – Quiescent Period Predictions (QPP) • Offshore helicopter landing operations • Crew transfer to offshore structures • Offshore lifting operations – Beastie detection and monitoring – Oil spill detection and tracking – Bathymetry changes

Slide 10 of 16 • Numerical models • Physical modelling

Slide 11 of 16 N • Numerical models W E S • Physical modelling Buoy 2 Buoy 1

AWACs

Slide 12 of 16 • Model validation through field data acquisition

Cape Wrath N Butt of Lewis W E 3 S 2 4 1 5 Buoy 2 Flannan Isles Buoy 1

AWACs

Iceland

16 17 17 16 Outer 14 Hebrides 14 12 12 10 10 9 8 7 7 North 7 Sea 9 Barra AWAC2 8 7 Head ArdnamurchanEire GB 9 Point 8 7 AWAC 1 1km 7 6 7

Slide 13 of 16 • Hydrogen in marine applications

• Carbon fuel replacement • Carbon fuel supplement • Application in both compression and spark ignition engines; • Easy use in Diesel-Electric engines

Slide 14 of 16 • Transferability of skills: salvage and survey

Slide 15 of 16 Thank you for your attention

Contact: Arne Vogler, University of the Highlands and Islands, UHI Marine Energy Group, Stornoway, , , GB-HS2 0XR E: [email protected] | T. +44 (0) 1851 770 325