final report to comhairle nan eilean siar and the highland council an evaluation of alternative renewable energy schemes annexes by ipa consulting in association with brodies 29 december 2003 41 manor place edinburgh scotland eh3 7eb contents annex a scheme specific parameters 1 onshore wind resources station size turbine availability construction costs operating 2 timing project 3 offshore 4 hydro 5 imbalance mechanism bids & offers 6 wave tidal 7 8 summary model i b electricity markets 9 overview industry structure generation 10 transmission 12 distribution supply wholesale 13 england wales 14 gb wide market 15 political regulatory climate kyoto protocol eu policy 16 uk 17 security 18