Wind Farm Thornton Bank Phase I. Dordrecht, 5 maart 2008

1. WIND FARM THORNTON BANK PHASE I
Hydrographic Society Benelux – Dordrecht 05 maart 2008

2. Project
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High Voltage Cable
7. Construction phase
8. Planning
9. Questions

3. 1. Project
2. Client
3. Objective
4. Location
Project
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 3

4. Project
The Project THORNTON WIND FARM
1. Project
Phase 1 6 WTG’s, 1x 150kV marine cable to be operational in 2008
2. Client
3. Objective
4. Location Phase 2 18 WTG’s, offshore trafo platform to be operational in 2010
5. Wind Turbines
6. Marine High
Voltage Cable
Phase 3 18 WTG’s, 1 x 150 kV marine cable to be operational in 2011
7. Construction
phase
8. Planning
9. Questions Phase 4 18 WTG’s to be operational in 2012
22/03/2011 4

5. Phases
1. Project
Phase 2
2. Client
Phase 1
3. Objective
4. Location
Phase 3
5. Wind Turbines
6. Marine High Phase 4
Voltage Cable
7. Construction Trafo
phase
8. Planning
9. Questions
22/03/2011 5

6. C-Power NV is a Belgian company established for the development and implementation of a
farshore wind farm on the Thorntonbank.
 60 wind turbines 5 MW
1. Project
 Installed capacity 300 MW
2. Client
3. Objective
4. Location
 Annual generation 1000 GWh
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning  Annual consumption of 600.000 inhabitants
9. Questions
 Avoided CO2 emission: 450.000 tonnes/year ~ forest 90.000 ha
22/03/2011 6

7. 1. Project
2. Client
3. Objective
4. Location
Client
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 7

8. The Client: C-POWER
Shareholders:
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
Project Lenders: Owner’s Engineer: Certification Bodies:
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 8

9. 1. Project
2. Client
3. Objective
4. Location
Objective
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 9

10. In the context of the world climate conferences and the Kyoto declaration, Belgium has accepted
the obligation to reduce greenhouse gasses emissions with 7.5% by 2010 compared to the 1990
emissions level.
Green House Gas emissions contribution by sector in 2004
1. Project Solvent and Other
Product Use Industries
2. Client
0,2% (processes)
Agriculture 10,2%
3. Objective 7,7%
Waste Fugitive emissions
4. Location 1,1% 0,4%
5. Wind Turbines Energy Industries
20,1%
6. Marine High Other (energy)
Voltage Cable 21,8%
7. Construction
phase
Industry (Energy) Transport
8. Planning 20,1% 18,5%
9. Questions
source: Belgium’s Greenhouse Gas Inventory (1990-2004) – April 2006
22/03/2011 10

11. In the context of the world climate conferences and the Kyoto declaration, Belgium has accepted
the obligation to reduce greenhouse gasses emissions with 7.5% by 2010 compared to the 1990
emissions level.
Evolution Green House Gas emissions for the period 1990-2004
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
source: Belgium’s Greenhouse Gas Inventory (1990-2004) – April 2006
22/03/2011 11

12. In accordance with the Kyoto agreement and the world climate conferences, a European Directive
(EU/77/01) was issued on 27 September 2001.
The EU target aims at generation from renewable energy sources corresponding to 12% of primary
energy requirements by 2010.
EU objective renewable energy
1. Project
2. Client 100%
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
share objective
7. Construction 1999: 6% 2010: 12%
phase
8. Planning
9. Questions
primary
energy need renewable energy
22/03/2011 12

13. The graph below shows that Belgium (and Luxembourg) has been given the lowest target in
absolute terms (6%).
Since there are so few renewable forms of energy installed here, in relative terms Belgium has to
achieve the greatest increase (x6) in renewable forms of energy in the whole European Union.
Renewable Energy Production: %/1997
1. Project
EU Renewable Energy Production Objective: %/2010
2. Client 100%
90%
3. Objective
80%
4. Location 70%
5. Wind Turbines 60%
50%
6. Marine High
Voltage Cable 40%
30%
7. Construction
phase 20%
8. Planning 10%
0%
9. Questions
Sw om
en m
en
Fr d
d
ds
EU
G ce
he urg
al
ng n
Po tria
e r rk
y
Fi y
Ir e
an
an
an
xe al
Ki ai
ec
D iu
ug
an
an
a
ed
d
l
Sp
Lu It
N mb
m
us
nl
el
g
re
ta
m
rt
rl
el
To
A
B
G
et
d
te
ni
U
Source: EWEA
22/03/2011 13

14. At present wind energy is capable of making the most economical and realistic contribution
towards achieving this desired increase in renewable energy sources.
European wind energy increase
1. Project
60000 8000
2. Client Installed wind power capacity (MW)
7000
50000
3. Objective Yearly increase (MW)
6000
4. Location
40000
5000
5. Wind Turbines
30000 4000
6. Marine High
Voltage Cable
3000
20000
7. Construction
phase 2000
10000
8. Planning 1000
9. Questions 0 0
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006
Source: EWEA
22/03/2011 14

15. At present wind energy is capable of making the most economical and realistic contribution
towards achieving this desired increase in renewable energy sources.
Global cumulative installed capacity 1995-2007
94122
1. Project 95000
85000
2. Client
74133
75000
3. Objective
65000 59322
4. Location
55000 47620
MW
5. Wind Turbines 45000 39431
6. Marine High 35000 31100
Voltage Cable 23900
25000
17400
7. Construction 13600
phase 15000 10200
7600
4800 6100
5000
8. Planning
-5000 1995 1997 1999 2001 2003 2005 2007
9. Questions
Source: EWEA
22/03/2011 15

16. Moreover, a worldwide trend can be perceived towards larger installed capacities.
h= hight
1. Project Ø= rotor diameter
2. Client 5.000 KW
h 114m
3. Objective Ø 124m
2.000 KW
h 80m
4. Location 600 KW
Ø 80m
h 43m
5. Wind Turbines Ø 50m
500 KW
50 KW
Ø 40m
h 24m 100 KW
6. Marine High Ø 15m Ø 20m
Voltage Cable
7. Construction
phase
1980 1985 1990 1995 2000 2004
8. Planning
9. Questions Source: EWEA
22/03/2011 16

17. The development of offshore wind
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
Source EWEA / Make Consulting
22/03/2011 17

18. To meet the European target for renewable energy, Belgium aims to generate 6% of its electricity
from renewable energy sources by 2010. In this way it can fulfil the European target for Belgium.
7%
objective
1. Project
c-power contribution
6%
2. Client existing
3. Objective 5%
4. Location
4%
5. Wind Turbines
6. Marine High 3%
Voltage Cable
7. Construction
phase 2%
8. Planning
1%
9. Questions
0%
2004 2006-2008 2010
22/03/2011 18

19. 1. Project
2. Client
3. Objective
4. Location
Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 19

20. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 20

21. Due to the relatively small area of Belgian territorial waters and the large number of limiting
factors, the range of possible locations for offshore wind power parks is severely limited.
The international borders and the outline of
the Belgian Continental Shelf (BCS)
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 21

22. Due to the relatively small area of Belgian territorial waters and the large number of limiting factors,
the range of possible locations for offshore wind power parks is severely limited.
 The location of the Thorntonbank
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 22

23. Due to the relatively small area of Belgian territorial waters and the large number of limiting factors,
the range of possible locations for offshore wind power parks is severely limited.
Major international shipping routes
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions

24. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 The various mile zones
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 24

25. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 Sand reclamation areas
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 25

26. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 The military zones
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 26

27. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 Gas pipes and telecom cables
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 27

28. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 Wildlife preservation areas
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 28

29. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 Radar range
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 29

30. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 The Flemish sandbanks outside the 12 NM zone
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 30

31. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 Dedicated area for offshore wind turbines
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions

32. A number of other uses have already been licensed within the BCS.
The area available for new wind farms is therefore severely limited.
 Wind Farm construction in the North Sea:
current project proposals
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions

33. Detail of the Thornton Bank showing all current user functions
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions

34. Detail of the Thornton Bank showing all current user functions
 The C-Power land area concession
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions

35. Detail of the Thornton Bank showing all current user functions
 The C-Power land area concession
 The wind turbine configuration within the land area concession
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions

36. Between 1990 and 2000 the first trial projects for wind turbine parks at sea were built. These were
characterised by wind turbines with low power and they were installed in very shallow waters close
to the coast.
Capacity (MW)
km depth year of
Project
number capacity total offshore m construction
1. Project Vindeby (DK-Balt zee) 11 0.45 4.95 1.5 2-5 1991
2. Client Lely (NL-Noordzee) 4 0.5 2 0.8 5-10 1994
Tunö Knob (DK-Balt zee) 10 0.5 5 6 3-5 1995
3. Objective
Dronten (NL-Noordzee) 28 0.6 16.8 0.02 5 1996
4. Location Bockstigen (S-Balt zee) 5 0.55 2.75 4 5-7 1997
5. Wind Turbines Blyth (UK-Noordzee) 2 2 4 1 8.5 2000
30
6. Marine High
Voltage Cable 25
Average depth (m)
7. Construction 20
phase
15
8. Planning
10
9. Questions
5
0
0 5 10 15 20 25 30
Average distance to the coastt (km)
22/03/2011 36

37. From 2000 on nearshore multi-megawatt projects were developed in Europe.
Capacity (MW)
km depth Year of
Project number capacity total offshore m construction
Middelgrunden (DK-Balt Sea) 20 2 40 2-3 3-6 2000
1. Project Yttre Stengrund (S-Balt Sea) 5 2 10 7 8-10 2001
North Hoyle (UK-North Sea) 30 2 60 7-8 12 2003
2. Client
Scroby Sands (UK-North Sea) 30 2 60 2,5 2-10 2004
3. Objective
Q7 (NL-North Sea) 60 2 120 23 20-25 2007
4. Location Robin Rig (UK-North Sea) 60 3 180 9 3-21 2008
30
5. Wind Turbines
25
6. Marine High
Average depth (m)
Voltage Cable
20
7. Construction
phase 15
8. Planning 10
9. Questions 5
0
0 5 10 15 20 25 30
Average distance to the coast (km)
22/03/2011 37

38. From 2000 on nearshore multi-megawatt projects were developed in Europe.
C-Power’s partner and shareholder DEME is through her group companies involved in the offshore
construction works of five of these projects.
Capacity (MW)
km depth Year of
Project offshore m construction
number capacity total
1. Project Utgrunden (S-Balt zee) 7 1.5 10.5 8 7-10 2000
Samsø (DK-Balt Zee) 10 2.3 23 4-8 12-18 2002
2. Client
Hornsrev (DK-Noordzee) 80 2 160 14-20 6-14 2002
3. Objective
Nysted-Rödsand (DK-Balt Zee) 72 2.2 158 9-14 6-9.5 2003
4. Location Noorzeewind (NL-Noordzee) 36 2.75 99 8-10 15-20 2005
30
5. Wind Turbines
25
6. Marine High
Average depth (m)
Voltage Cable
20
7. Construction 15
phase
10
8. Planning
5
9. Questions
0
0 5 10 15 20 25 30
Average distance to the coast (km)
22/03/2011 38

39. The Thorntonbank project will serve as a pioneering farshore project in Europe in terms of:
 distance from the coast
 average water depth
1. Project
 installed capacity
2. Client
3. Objective
4. Location 30
5. Wind Turbines 25
Average depth (m)
6. Marine High
20
Voltage Cable
7. Construction 15
phase
10
8. Planning
5
9. Questions
0
0 5 10 15 20 25 30
Average distance to the coast (km)
22/03/2011 39

40. Projects where C-Power partner and shareholder Dredging International and its sister companies of
the DEME group were involved.
Utgrunden, Sweden
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 40

41. Projects where C-Power partner and shareholder Dredging International and its sister companies of
the DEME group were involved.
 Samsø, Demark
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 41

42. Projects where C-Power partner and shareholder Dredging International and its sister companies of
the DEME group were involved.
 Horns Rev, Denmark
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 42

43. Projects where C-Power partner and shareholder Dredging International and its sister companies of
the DEME group were involved.
 Nysted Rødsand, Denmark
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 43

44. Projects where C-Power partner and shareholder Dredging International and its sister companies of
the DEME group were involved.
 Beatrice Windfarm, Scotland
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 44

45. Windfarm related projects
Belgium, Westhinder 1993
Piling works for the installation of a new meteostation in the North Sea.
UK, Lynn and Inner dowsing 1998
Meteomast installation in the North Sea near Skegness
1. Project Sweden, Utgrunden 2000
Monopile foundation and turbine installation.
2. Client Denmark, Horns Rev 2002
Erosion protection works around windfarm monopiles
3. Objective Denmark, Samsoe 2002
Design, supply and installation of monopile foundations + wind turbines.
4. Location Belgium, Radartower Oostdijkbank 2002
Construction & delivery of radar, transmission equipment, heli-platform & accommodation.
5. Wind Turbines Denmark, Rodsand 2003
Installation of offshore transformer station
6. Marine High Holland, Egmond aan Zee 2003
Voltage Cable Foundation and installation of metomast.
Belgium, Thorntonbank 2004
7. Construction Soil investigation campaign incl. drilling, sampling, pressiometer testing & CPT testing.
phase
UK, Greater Gabbard 2004
Soil investigation campaign. Drillings up to 35 m below seabed.
8. Planning
UK, London Aray 2004
Soil investigation campaign. Drillings and CPT’s to 50 m below seabed.
9. Questions
Scotland, Beatrice Field 2006
Installation of windmill foundation and turbines.
UK, Gunfleets Sands 2007
Soil investigation campaign. Drillings and CPT’s to 35 m below seabed.
22/03/2011 45

46. 1. Project
2. Client
3. Objective
4. Location
Wind Turbines
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 46

47. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions  Rated power: 5 MW
 Rotor diameter: 126 m
 Hub height offshore: 94 m
22/03/2011 47

48. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
Nacelle
8. Planning
 weight: 315 tons
9. Questions  dimensions: 18 x 6 x 6 m
22/03/2011 48

49. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
Tower section (2 parts)
8. Planning  weight (each): 120 tons
9. Questions  dimensions: 37,5 x 6 diam.
22/03/2011 49

50. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
Rotor Blade
7. Construction
phase  weight: 17.8 tons
 width: 4.6 m
8. Planning
 length: 61.5m
9. Questions
22/03/2011 50

51. Rotor Blade
 Static test: max. deformation 17 m
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 51

52. 1. Project
2. Client
3. Objective
184 m
4. Location
184m
5. Wind Turbines
102 m
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 52

53. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
Next slide >>>
22/03/2011 53

54. 1. Project
2. Client
3. Objective
4. Location
Marine High Voltage Cable
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Design and manufacturing at Karlskrona
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 54

55. ABB (Sweden):
1. Project
Design and manufacturing of the marine cables
2. Client 1 x 38.000 m of 150 kV cable
3. Objective (diam 22 cm, weight 81 kg/m)
4. Location
6 x 500 m of 33 kV cable
5. Wind Turbines
(diam 13,6 cm, weight 26 kg/m)
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 55

56. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 56

57. 1. Project
2. Client
3. Objective THV SEAWIND (Belgium):
4. Location
Marine and Electrical Infrastructure
5. Wind Turbines
Non integrated Joint Venture with
6. Marine High
Voltage Cable Dredging International NV as JV sponsor/leader
7. Construction
phase
8. Planning
9. Questions
22/03/2011 57

58. Marine Infrastructure (Dredging International NV)
 Soil investigation DI/GeoSea
 Design GBF’s COWI
1. Project
2. Client  Construction of GBF’s CFE/MBG
3. Objective
 Dredging activities DI
4. Location
5. Wind Turbines
 Installation GBF foundation layer Tideway
6. Marine High
Voltage Cable  Marine Installation of GBF’s DI/SCALDIS
7. Construction
phase  Backfill/ Infill of GBF’s DI/BDC/DBM
8. Planning
 Scour protection around GBF’s DI/DBM
9. Questions
 Lifting & installation Wind Turbines GeoSea
22/03/2011 58

59. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Soil investigation
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 59

60. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 60

61. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 61

62. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Design GBF’s:
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 62

63. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 63

64. Physical modelling at DHI (Danish Hydrological Institute)
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 64

65. Detail of a lifting lug
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 65

66. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Construction of GBF’s:
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
- Construction of the gravity based foundations
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 66

67. 1. Project
NOORDZEE
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 67

68. 1. Project
2. Client Construction of GBF’s: Halve Maan Oostende
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 68

69. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning • Total weight GBF: 2.800 ton
9. Questions • Height: between 38,5 and 44 m
• Diameter foot: 26 m
22/03/2011 69

70. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 70

71. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 71

72. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 72

73. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 73

74. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 74

75. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 75

76. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 76

77. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 77

78. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 78

79. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 79

80. Status GBF’s
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 80

82. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Dredging activities
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Dredging and foundation w orks
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 82

83. Dredging of the loose sand layer (-24.0 TWA) by a TSHD
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 83

84. removal of spill and sedimentation just before placing GBF foundation layer
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 84

85. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Installation GBF’s foundation layer
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Dredging and foundation w orks
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 85

86. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 86

87. Fall pipe with ROV (remote operated vehicle)
To place the stones within the required tolerancex
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 87

88. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Marine Installation of GBF’s
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Marine Installation of GBF’s
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 88

89. by shear leg floating crane RAMBIZ
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 89

90. Transport & installation of the gravity foundations
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 90

91. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 91

92. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Backfill/Infill of GBF’s
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Backfill / Infill of GBF’s
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 92

93. Multi purpose pontoon Thornton I
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 93

94. Backfill
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 94

95. Infill
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 95

96. Vlaanderen XXI
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 96

97. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Scour protection
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Scour Protection
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 97

98. Scour protection
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 98

99. Multi purpose pontoon Thornton 1 using fall pipe facilities DP DT operated
1. Project
Filter layer 0.6m
-
2. Client Armour layer 0.7m
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning Dumping grid
9. Questions
22/03/2011 99

100. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Lifting & installation Wind Turbines
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Lifting & installation Wind Turbines
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 100

101. Lifting of tower section
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 101

102. Lifting of nacelle
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 102

103. Lifting of nacelle
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 103

104. Rotor Installation
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 104

105. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Electrical Infrastructure
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Electrical Infrastructure
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 105

106. Electrical Infrastructure
OFFSHORE (Dredging International NV)
1. Project Prelay dredging (Vaargeul 1) DI
2. Client
Crossing existing PEC cable GeoSea/DEC
3. Objective
4. Location Landfall/ Dunecrossing (HDD) GeoSea
5. Wind Turbines
Cable laying & posttrenching Tideway
6. Marine High
Voltage Cable
ONSHORE (Fabricom-GTI)
7. Construction
phase
8. Planning Cable laying & trenching FAB-GTI
9. Questions
Grid connection FAB-GTI
22/03/2011 106

107. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Electrical Infrastructure
Voltage Cable
7. Construction
phase Landfall/ Dunecrossing (HDD)
8. Planning
9. Questions
2007 2008
Landfall/ Dunecrossing (HDD)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 107

108. Landfall/ Dunecrossing (HDD)
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 108

109. Landing of the h-v cable will take place by means of directional drilling (30m below dune surface)
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 109

110. 1. Project
2. Client
3. Objective
4. Location
Construction phase
5. Wind Turbines
6. Marine High
Electrical Infrastructure
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
2007 2008
Crossing existing cable
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 1/10/2008
22/03/2011 110

111. Prelay dredging (Scheur) with TSHD
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 111

112. Crossing existing PEC cable
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 112

113. Cable laying & trenching OFFSHORE
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 113

114. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 114

115. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 115

116. 1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 116

117. For submarine transportation the cables are buried in the sea bed.
Consequently no high-voltage pylons will be built for the C-Power wind farm.
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 117

118. In the wind turbine the power that is generated is transformed to a voltage level of 33,000 volts (33kV).
The electric components of the REPOWER 5MW turbine are located in the rear part of the nacelle.
Converter Gearbox Onboard-Crane Rotor Bearings Hub
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
Transformer Generator Yaw System
22/03/2011 118

119. Between the wind turbines a 33 kV cable network is laid for transportation of the power that is
generated to the offshore transformer platform.
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 119

120. On the offshore transformer platform step-up transformation takes place to transform the power
that has been collected to a higher voltage (150 kV). This is necessary to limit wastage when
transporting power over longer distances. The total distance from the transformer station at sea to
the grid injection point on land is approximately 40km.
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 120

121. The TWO submarine cables (150kV) between the offshore transformer platform and the public 150kV
grid on land are responsible for transporting the power that has been generated. For the submarine
part of the route (about 36 km) the cables are buried in the sea bed.
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
6. Marine High
Voltage Cable
22 cm
7. Construction
phase
8. Planning
9. Questions
22/03/2011 121

122. 1. Project
2. Client
3. Objective
4. Location
Planning
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 122

123. 2007
 Site “Halve Maan”
• soil improvement works
• foundation slabs and beams
 Dune crossing (HDD)
1. Project
 Design of the GBF’s
2. Client
 Construction of the GBF’s
3. Objective  Installation of the land cables
4. Location 2008
5. Wind Turbines
 Finishing of the GBF’s
 Installation of the appurtenances (boat landing, ladders)
6. Marine High
Voltage Cable
 Weighing and transport on land of the GBF’s
 Transport on sea and installation of the GBF’s
7. Construction
phase  Backfill / Infill of the GBF’s
8. Planning  Installation of the scour protection
 Installation of the marine cables
9. Questions
 Grid connection
 Installation and commissioning of the WTG’s
22/03/2011 123

124. Overall planning
1. Project
2. Client
3. Objective
4. Location
5. Wind Turbines
2007 2008
6. Marine High ONSHORE ACTIVITIES
Voltage Cable - Construction of the gravity based foundations
- Execution beach and dune crossing
- Installation of the cable onshore betw een
7. Construction
the Godtschalckstraat and HV station Slijkens
phase
OFFSHORE ACTIVITIES
8. Planning - Installation of the gravity based foundations
- Supply and installation of the cables offshore
9. Questions - Installation of the w indturbines offshore
COM M ISSION AND START UP OF PHASE I 1/10/2008
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep
22/03/2011 124

125. Cost
Investment Cost Phase 1 (6 WTG):
€ 152.8 million Development/
1. Project Engineering
Insurance
2. Client
3. Objective Finance
4. Location
Contingency
5. Wind Turbines
Cable connection
6. Marine High
Voltage Cable
Foundation
7. Construction
phase
Windturbines
8. Planning
9. Questions
22/03/2011 125

126. 1. Project
2. Client
3. Objective
4. Location
Questions
5. Wind Turbines
6. Marine High
Voltage Cable
7. Construction
phase
8. Planning
9. Questions
22/03/2011 126

127. DEME : Creating land for the future