London Array Off-Shore Wind Farm

Transcription

1 London Array Off-Shore Wind Farm 1

2 Jamie R Mathlin Construction Manager Off-Shore Sub-Stations Project Commissioning Manager 27 Years Experience in the Power Industry Grid Trained Electrical Engineer 10 Years working within the Wind Industry London Array being my 7 th Wind Farm 2

3 London Array Location London Array. 175 Siemens 3.6MW turbines (630MW) Phase One London Array. 100 Siemens 3.6MW turbines (330MW) Phase Two Total 1000MW 3

4 Consortium partners Dong Energy is a leading offshore wind developer, having built around half of all offshore wind farms globally. (50%) E.ON is one of the world s leading power and gas companies. It s renewable division (E.ON Climate and Renewables) is one of the largest renewable energy companies in the world. (30%) The Masdar Initiative is Abu Dhabi s multi-faceted, multi-billion dollar investment in the development and commercialisation of innovative technologies in renewables, alternative and sustainable energies as well as sustainable design. (20%) 4

5 London Array Phase One Phase One 630MW Green light given to Phase One in May 2009 by consortium partners. ( 2.2 billion investment) 175 SWP 3.6MW 120m turbines 2 33kV/150kV offshore Substations 200km 33kV inter array cables 210km 150kV export cables 1 Onshore 150kV/400kV Substation 1 O&M base 5

6 London Array Main Contract Suppliers (Phase One) Wind Turbines Siemens Wind Power Supplied by a JV between Per Aarsleff A/S and Bilfinger Berger GmBH Foundations ABJV WT and Foundation Installation To be installed by Aarsleff A/S and Bilfinger Berger Ingeniuerbeau GmBH ABJV Offshore Substation Design, fabrication and installation awarded to Future Energy a JV between Fabricom, lemants and Geosea FE Export Cable Supply Nexans Norway will supply the 220km of 150kV export cable 6

7 London Array Main Contract Suppliers (Phase One) Array Cable Supply JDR Cable Systems will supply the 210km of 33kV array cables. Experience on five offshore power cable projects Export and Array Cable Installation To be installed by Visser and Smit Marine Contracting and Global Marine Systems Limited VSMC Awarded to Siemens Transmission and Distribution Ltd Onshore Substation STDL Offshore Installation Vessels Two vessels - MPI Adventure and A2 SEA s Sea Worker O&M Base Design and Construction Designed by BBLB Architects. Being constructed by Mansell and managed from their Maidstone office 7

8 Construction Schedule Summary National Grid Connection Ground works start Apr 09 Substation comm. Oct 11 Offshore Substations #1 Install Jul 11 #2 Install Jul 11 Turbines Start Nov 11 Ends Oct 12 (Resolution) Export Cables #1 Start Nov 11 #2 Ends Jul 12 Array Cables Start Jun 11 Ends Jun 12 Foundations Start Feb 11 Ends Feb 12 8

9 Onshore Construction? 9

10 Cleve Hill Onshore Substation Main equipment manufactured and construction supplied by Siemens. Construction started in July National Grid onsite from February October 2011 grid connection date for 125MW. April 2012 grid connection date for 630MW. Community benefits package totalling 850,000 for the community in Graveney with Goodnestone. 10

11 Cleve Hill 8 September 09 - looking west 11

12 Cleve Hill July 10: Transformer crossing Graveney railway bridge 12

13 Cleve Hill Dec 10: View of site with North Wall substantially complete 13

14 Cleve Hill Apr

15 Onshore Substation at Cleve Hill Connecting to Grid 15

16 Cleve Hill Sept 10: Horizonal Directional Drilling (HDD) Completed 16

17 London Array - Construction Management Base 650m 2 two storey port-a-cabin office people working out of the base on: Health and safety management Marine co-ordination Installation management Some of London Array s main suppliers may base their construction management in Ramsgate. NEW LAL PONTOON Ramsgate Port O&M site Construction management site Military Road 17

18 Construction and Operations Base Temporary construction management base at the Port of Ramsgate complete by October New purpose built Operations and Maintenance facility at the Port of Ramsgate. Complete by summer New pontoon and existing fuel pumping facilities upgraded. Up to six service vessels, capable of reaching the wind farm in approx 1 hour. Up to 90 full time permanent staff running the site in the UK once operational. 18

19 Stakeholder Management 19

20 Onshore Construction Freephone community helpline Monthly liaison committee Parish magazine updates Regular updates and newsletters Site visit for parish council and local liaison committee members (December 2009) Site visit for the local community took place as part of a local History weekend in June 2010 and in June Website 20

21 London Array in the Community School car park for Graveney Primary school completed in September University Bursary scheme launched in March School education grants of 2,000 per year for 10 years for three local schools. 300,000 community fund to support local community projects that benefit the Parish of Graveney with Goodnestone. Visits to site for local school children Dong energy lunches an Apprenticeship Scheme with 8 places 21

22 Offshore Construction 22

23 Offshore Construction March 11: Installation of first foundation 23

24 Offshore Construction Foundation installation SVANEN 24

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28 SS1 TP Installation 28

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30 Offshore Substation Installation The Arrival into the Field of the Two Substations Substation No 2 being installed by Rambis Substation 2 Installation Started Saturday 9 th July 2011 and was completed on Sunday 10 th July 2011

31 Offshore Substation Installation Substation 2 Installed Substation 1 Installation

32 Offshore Substation Installation Start-Up procedure Grouting Works Completion of Access Ways Future Energy Completion of Works Siemens Works Completion of Works

33 Wind Turbines 3.6MW SWP 120m Rotor Turbines 87m to hub height (LAT) 33

34 The Wind Turbines - Data Wind turbine type: Siemens 3.6MW Number of turbines: 175 Total output: 630MW Rotor diameter: 120m Hub height: 87m Total height to blade tip: 147m Weight (blade): 18 tonnes Weight (nacelle): 190 tonnes Weight (tower): 180 tonnes Total weight per turbine: 415 tonnes (approx) Cut-in wind speed: 4m/s Cut-out wind speed: 25m/s Distance from shore: 20km Distance between wind turbines:650 x 1000m Wind farm area: 100km 2 Each turbine will be mounted with a hellihoist and navigational and aviation lights. 34

35 Monopiles and Transition Pieces Monopiles Diameter: m Height: 33-67m Weight: tonnes (175 unique designs) 35

36 Monopiles and Transition Pieces Transition Pieces Diameter: 5m Height: 20-28m (six designs) Weight: tonnes 36

37 Installation Vessels A2 Sea Seaworker (Resolution) 37

38 Installation Vessels MPI Adventure (newbuild) (Resolution) 38

39 Installation Vessels Ballast Nedam SVANEN (Resolution) 39

40 Array Cables Array Cables 150mm 2 (33kV) and 500mm 2 3 core submarine cable. Array Cable Installation Cables loose laid and buried by jetting. All cables will be buried approximately 1.5m under the sea bed. 40

41 Array Cables 41

42 Export Cables Export Cables Four cables connect the offshore substations to the onshore substation at Cleve Hill. 54km from substation one and 52km from substation two. Export Cable Installation Cables laid and ploughed to burial depth approx 1.5-2m below the sea bed. Onshore the cable will be buried around 1-1.5m below ground level. 42

43 Stemat Spirit DP2 cable lay vessel Export cable VSMC Cable Lay Vessels Jan Steen DP2 cable lay vessel Array cables GMSL

44 So what does this all really mean

45 Employment and Skills Delivery Teams consisting of Skilled and Qualified People. Reliance on local suppliers and businesses. Creation of supply chains and support services Future Projects in the UK Round Three projects running through to 2025 The importance of the UK in this market. The New Industrial Revolution. 29 July 2009 EC25 45