Transcript North Hoyle Wind Farm presentation Rhyl town hall

UK’s First
Commercial Scale
Offshore Wind Farm
26th March 2003
NWP Offshore Ltd
Presentation
• Project Overview
• Construction Process
• Progress to Date
• Marking of Wind Farm on Admiralty Charts
• Stakeholder Involvement in Construction
Process
Project Overview
North Hoyle - Main Parameters
• 30 wind turbines, Vestas V-80 2MW
• 4-5 miles off Prestatyn / Rhyl
•Rectangular Turbine Array
• 800m Separation E-W
• 350m Separation N-S
• Cable landfall /grid connection at Rhyl
• Output equivalent to annual demand of
approximately 50,000 homes
Project History
• Summer 1999 - Install Monitoring Mast
• December 2000 - Crown Estate Invitation to Bid
• Spring 2001 - Awarded Licence to Develop
• August 2001 - Launch of “Juice”
• February 2002 - Submit Consents Application
• August 2002 - Obtain Consents
• October 2002 - Commence Onshore Works
• Summer 2003 - Offshore Construction
• Late 2003 - First Generation
Wind Farm Construction
Turnkey Contract
• Turnkey contractor is consortium of Vestas
Celtic Wind Technology and Mayflower Energy
• Includes 5 year Warranty, Operations and
Maintenance provision
Turnkey Contract Major Suppliers
Wind Turbines - Vestas
Wind Turbine Installation - Mayflower
Monopile Supply - Rheden Steel
Monopile Installation - Seacore
Subsea Cables - AEI Cables
Foundations
• 4m diameter, 275t (max), stored at
Mostyn
• Installation by Seacore using Jack-up
Barge “Excalibur”
• Pile towed out from Mostyn, lifted to
vertical
• Hammer installed, drive to rockhead
(10-15m below mudline)
• 3.7m hole drilled through pile, through
overburden to required penetration
• Pile driven to required penetration
Photo of Horns Rev Foundation
Progress Update
Progress to Date
• Construction plans (Environmental Management
System, Oil Spill Contingency Plan etc) in place for
construction phase
• Site establishment at Mostyn
• Onshore Works - Majority Complete
– Sub-station, some cable laying still to be performed
– Directional drill to be performed under sea-wall
Progress to Date
• Offshore Works
– Modifications to Seacore installation vessel (in
Liverpool) almost complete
– Monopile supply on schedule, currently 8 piles
stored at Mostyn
– Piling about to begin
• Project “On Track” for commissioning in late Autumn
Marking of Wind Farm on Admiralty
Charts
Construction Phase
Operations Phase
Stakeholder Involvement
Stakeholder Involvement
• “Safety at Sea” Seminar
– Inform stakeholders of forthcoming
activities
– Methods of communication
– Establish points of contact
– Effect of wind farm on aids to navigation
– Safety
– Invite feedback
Stakeholder Involvement
• Invitees included
– Port Authorities
– Commercial vessel operators
– RYA, RNLI, MCA,
– Local councils
– Sailing clubs
– Fisheries consultees
Stakeholder Involvement
• Fisheries Liaison Officer
• Email
– Notice of forthcoming activities
• Web Site
– Progress Updates
Points of Contact
• [email protected]
• www.northhoyle.co.uk