Offshore Wind China 2010 Bergen, 15th March 2010 Olivier Angoulevant Nexans Norway AS
At the core of performance
At the core of performance : a worldwide leader Worldwide leader in cables, cabling systems and related services Sales in 2008 of 6.8 billion Euro Listed on the NYSE Euronext Paris Sales by destination * South America Asia-Pacific Middle East, Russia, Africa Europe North America * Based on sales at current metal prices (Proforma Madeco cables and Intercond over 12 months)
At the core of performance in infrastructure, industry and building markets A global player in the infrastructure, industry and building markets with energy as the basis of its leadership development Sales by key market * Industry Building Infrastructure * Based on sales at current metal prices (Proforma Madeco cables and Intercond over 12 months)
At the core of performance : a worldwide presence Industrial presence in 39 countries and commercial activities worldwide 22,400 local experts Mastery of national and international standards
Nexans Norway AS 1915 -
N e x a n s N o r w a y A S Employees January 2008: 1139 Rognan Oslo (HQ) Namsos Langhus Karmøy Halden Telecom and Building Energy Networks Energy
N e x a n s N o r w a y i n J a p a n Tokyo Bay Energy 8
A submarine history as long as applied electricity 1500 submarine power cables in 100 years Challenging coastline, deep water (500 m) Offshore exploration in 35 years, water depth >2000 m Submarine Cables ranging from 12 to 550 kv Power cables and umbilicals for the offshore industry for 35 years
H a l d e n, N o r w a y Specialised in submarine projects - Cable and Umbilical systems for Offshore applications
Overview of offshore cable system 0-2000 m water depth The task: Power, telecom from here to here Cable Accessories Hang-off, jointing & termination Platform or Onshore Protection by Trenching Transport & Laying Oil & gas Umbilical design and manufacture Additional Protection Offshore wind power generation Cable design and manufacture
State of the art and latest technology developments in HVAC transmission Outer corrosion protection Armour wires Fibre optic cable Conductor XLPE insulation system 2002 Horns Rev 1 and 2 Offshore Wind Farm, 170kV 3x630 mm 2 2003 Smola Wind Farm, 132kV 3x500 mm 2 2005 Barrow Offs Wind Farm, 132kV 3x300 mm 2 2006 Lynn and Inner Dowsing 36kV 3x185-240-630-1000 mm 2 Lead sheath 2008 Wolfe Island Wind Farm, 245kV 3x500 mm 2 Combined cables: 3-core Power Cable with Fibre Optic
Cable Technology AC possibilities 1200 MW 1000 MW Per circuit (3-phases): 400kV 1-core cable:1000 MW to 100 km 230kV 3-core cable: 300 MW to 200 km 400 MW to 75 km Un=400 kv Voltage quality: + 10% change between no load and full load 800 MW Max. 10% loss 600 MW 400 MW Un=230 kv Un=150 kv Buried 1 m Temp. 10 C 200 MW Un=132 kv XLPE 0 MW 0 km 50 km 100 km 150 km 200 km 250 km 300 km 350 km 400 km
State of the art and latest technology developments in HVDC transmission Three in one cable. Mass Impregnated (MI) DC cable with Integrated Return Conductor => eliminates the use of Sea return electrodes. Fibre Optic element integrated 500 kv 800 MW Mass Impregnated Next step : 500 kv extruded polymer alloy => lighter in weight and reduced cost
AC submarine cables Horns Rev 1 and 2 experience Technological status Nexans installed the worlds first 170 kv 3-core XLPE insulated submarine cable to the Horns Rev offshore wind farm in 2002. Cable length 21 km Power transmission capacity 160 MW Step 2 (210 MW) of this wind mill farm Horns Rev II (43 km) was installed in Oct. 2008
AC submarine cables
Wolfe Island Submarine Power Cable Location: Canada Customer: Canadian Renewable Enregy Corporation (CREC) Description / Challenge World s first 3-core 245kV XLPE submarine cable Supply of related accessories Nexans Solution / Technology 8 km of TKRA 245kV 3x1x500mm2 Spare cable joints Onshore accessories
Hywind Project Location: Norway Customer: Statoil Hydro Description / Challenge Supply of subsea cable for the world s first floating windmill Supply of related accessories Nexans Solution / Technology 11 km of XLPE 24kV + 24 FO submarine cable Spare cable joints Other accessories Marine installation
London Array Location: UK Scope of work: 4 export cables TKRA 170kV 3x1x630mm2 TKRA 170kV 3x1x800mm2 800mm2 at each 3km end 47-48km 630mm2 main length Delivery: 2 Cables in 2011 2 Cables in 2012
Lincs, Offshore Windfarm Location: UK Customer: Centrica (Lincs) Ltd Scope of work: 250 MW TKRA 145kV 3x630/1000mm2 Two lengths of 49km, 98km total Including a Fiber Optic element 84 fibers Joints, drum for spare length and accessories
Sheringham Shoal, Offshore Windfarm Location: UK Customer: SCIRA, Statoil (50 %) and Statkraft (50 %) Scope of work: 315 MW 2 x 21km TKRA 145 kv 3x1x630 mm² 2 x 0.2km TKRA 145 kv 3x1x1000 mm² Including a FO element Joints, spare length and accessories
Ormen Lange Grid Connection Location: UK Customer: Statnett Scope of work: 1000 MW TKRA 420kV 1x1200 mm² 4-500m land sections on both sides 2.4km submarine cable Maximum water depth of 210 m Transformer station 420 kv cable Nyhamna Transformer station
Chong Ming Chang Xing Location: China 2x80 MW capacity 2x9km, TKRA 123kV 3x1x400mm2 China s largest XLPE submarine cable (78 kg/m, 189 mm) Nexans design, manufacturing, transport
Hainan Location: China 600 MW capacity 3x31km, 525kV, 800mm2, single core China s largest submarine cable system Nexans design, manufacturing, installation and transport 3 cables 2009 4 cables 2014? Primary coatedfibre Steel tube Inner sheath, polyethylene Armour, steel wire Outer yarn serving
Dynamic applications Dynamic AC cables Nexans Norway has experience with dynamic MV XLPE AC cables since 1980 ies Platforms, FPSO In-house expertise on dynamic analyses and cross section analyses by Riflex, UFLEX
Very long cables (> 120 km, 7000 MT) Marine Installation Laying
Protection Protection against hazards, such as Anchoring Fishing Dropped objects
Protection The CAPJET ROV system, by Nexans Trenching in soft to hard sediments Trench depth 0.5-3 m Operation to 1000 m water depth Very small risk of cable or pipeline damage during operation No external forces imposed to cable or pipeline during trenching Operational close to cables/pipelines/platforms without risk of damage Trenching of pipeline crossings
Extra protection Concrete bags Mattresses Rock dumping
Thank you for your attention! Olivier Angoulevant olivier.angoulevant@nexans.com +47.47.67.75.11