Submarine Cable Solutions, Laying and Challenges. Submarine Solutions from the Specialist 15-Apr-11 / 1

Transcription

1 Submarine Cable Solutions, Laying and Challenges Submarine Solutions fro the Specialist 15-Apr-11 / 1 15-Apr-11 / 1

2 Company Profile General Cable Size: Products: Sectors: Plants: EUR 5 Billion in Sales Copper, Aluminium and Optical Fiber Cables Submarine Solutions fro the Specialist 15-Apr-11 / 2 Utilities, Industrial, Construction and Telecommunications 45 Plants in 22 countries Employees: people Strengths: People, Customers, Technology and Production 15-Apr-11 / 2

3 General Cable - Competence Centre NSW A leading cable manufacturer A truly global player A clear growth story A solid track record in HV/EHV 112 years in submarine cables 112 years in offshore laying Stranded and armored cables on the leading edge of industry A TRUE SYNERGY Submarine Solutions fro the Specialist 15-Apr-11 / 3 NSW as the group competence centre for submarine cables Investments in MV/HV submarine cable capabilities Investment in own shallow water laying barge R&D programme for HVDC applications 15-Apr-11 / 3

4 GC European Plants Submarine Solutions fro the Specialist 15-Apr-11 / 4 15-Apr-11 / 4

5 Norddeutsche Seekabelwerke GmbH NSW was founded in 1899 by the Deutsch-Atlantische Telegraphengesellschaft and Felten & Guilleaume Since 2007, NSW has been a 100 % subsidiary of General Cable (USA) 550 employees Corporate divisions in Nordenham: Product development & engineering Cable manufacturing Project management & project implementation Sales & marketing Executive management & administration 15-Apr-11 / 5

6 NSW Headquarter in Nordenham Germany Submarine power cable factory: power cable engineering & production 2. NSW deep water pier, directly located at river Weser, close to North Sea m² storage and handling m² logistics and warehouse 4. NSW s cable laying barge NOSTAG Office building: 550 employees 15-Apr-11 / 6

7 Our Mission NSW is the leading MV submarine power cable supplier in Germany NSW is one of the Top 3 suppliers for MV submarine power cables in the world NSW has a growing reference base in HVAC and HVDC submarine power cables NSW maintains its position amongst Top 5 suppliers for repeatered and unrepeatered submarine telecom cable systems We achieve additional stability through diversification of product lines 15-Apr-11 / 7

8 Submarine Power Cables: Products Cables NSW Cables and jointing technology possess a full range of approvals (Elettra, IEC, ISO Certificates) Manufacture of all required cable lengths Accessories Long years of experience in offshore operations (Oil & Gas, Telecom, Wind Power) References for all types of platform connections Connectors according to customer s request 15-Apr-11 / 8

9 Submarine Power Cables: Applications Offshore Wind Parks (MV and HV up to 220 kv) Inner Array cables to interconnect wind turbines Export cables for connecting wind parks to shore or to transformer stations Oil & Gas Power Cables to connect subsea upstream equipment (pumps, compressors, integrated production umbilicals) Power cables to connect platforms to shore 15-Apr-11 / 9

10 Submarine Power Cables: Projects Offshore Wind Park Alpha Ventus Customer: E.ON, Vattenfall, EWE Location: North Sea, 45 km off island of Borkum Project: Offshore wind park, 12 x 5 MW turbines Cable type: Submarine power cable 3 x 240 mm 2 (30 kv) Weight: 28 kg/m Length: 16 km Diameter: 125 mm Fibers: 48 single-mode Installation: Apr-11 / 10

11 Submarine Power Cables: Projects Offshore Wind Park Rødsand II Customer: E.ON Vind Sverige AB Location: Baltic Sea, 13 kilometers off Lolland (DK) Project: Offshore wind park with 90 x 2.3 MW turbines Cable type: Submarine power cable 3 x 240 mm², 18/30 (36) kv 3 x 120 mm², 18/30 (36) KV Dimensions: 80 km, 26 kg/m and 19 kg/m Diameter: 125 mm and 110 mm Fibers: 48 single-mode Installation: with own barge NOSTAG Apr-11 / 11

12 Submarine Power Cables: Projects Bard Offshore I Customer: Bard Engineering GmbH Country: Germany Location: North Sea, 120 km off Borkum Project: Offshore wind park with 80 x 5 MW turbines Cable type: Submarine power cable 3 x 95 mm² 18/30 (36) kv 3 x 400 mm² 18/30 (36) kv Length: 107 km Weight: 16.5 kg/m and 32 kg/m 15-Apr-11 / 12

13 Submarine Power Cables: Projects Nord E.ON 1/BorWin alpha Customer: Transpower Country: Germany Location: North Sea Project: Offshore wind park DC export cable, ± 150 kv Scope: Installation of DC cable Length: 5 km Depth: 10 m Installation: Apr-11 / 13

14 Submarine Power Cables: Projects Island Connection Helgoland Customer: E.ON Hanse Cabletype: Submarine power cable 3 x 95 mm², 18/30 (36) kv Weight: 16.8 kg/m Diameter: 105 mm Fibers: 32 Single-Mode and 4 multi-mode fibers Routing: St. Peter Ording to Helgoland Length: 53 km Installation: 2009 with own barge NOSTAG Apr-11 / 14

15 NSW - Experienced Supplier to European Offshore Wind Industry Under construction Project name Developer / Purchaser Type of Project / Location Installation Scope of work Turnkey Total length of cable Distance to shore Water depth Project volume BALTIC 2 50Hertz Offshore GmbH Germany HVAC Export Cable OWF Baltic 2 Baltic Sea 2012 commissioning Cable Supply and Installation Submarine + Land Power Cables 3 x 1200mm² Cu 87/150/(170)kV Submarine Installation: NSW Barge Submarine km - Land15 km 120 km Up to 43 m 195 Mio Kriegers Flak = BALTIC 2 OWF : Offshore Wind Farm 15-Apr-11 / 15

16 150kV Type Test report (IEC 60840) 15-Apr-11 / 16

17 NSW Cable Laying Barge NOSTAG Apr-11 / 17

18 Cable Design and Production at NSW Production capacity: approx km/a of MV cables NSW submarine cables can be manufactured in one length 15-Apr-11 / 18

19 Cable Design and Production Cable design and manufacturing in accordance with VDE, IEC and specific client standards One of the largest horizontal closed helix strander in the world Conductor cores from GC Spain (MV) or SILEC (MV/HV) with more than 10,000 km installed base Dedicated R&D programme for HVDC applications 15-Apr-11 / 19

20 Cable Storage and Handling Turntable on NSW plant Sufficient cable storage space and facilities at premises Proven and experienced cable handling installations Shipment ( incl. handling and load-out) of cables up to 150 kv, 3x1200 mm 2 realised Static Cable Tank at NSW Pier 15-Apr-11 / 20

21 Cable Loading and Transportation to Site 15-Apr-11 / 21

22 Cable Way Land Site Cable ways from storage place at NSW cable manufacture and load out at NSW pier are designed according to client s cable specification 15-Apr-11 / 22

23 Cable Installation and Connection to Grid NSW s cable design is suitable for different J-Tubes and can be handled easily 15-Apr-11 / 23

24 Windstatistik und transiente Temperaturerhöhung am Referenzpunkt Windstatistik Charakteristik Windturbine Bodenerwärmung im Referenzpunkt 15-Apr-11 / 24

25 Ampacity versus Burial Depth 15-Apr-11 / 25

26 Losses of the 3 Phase System 15-Apr-11 / 26

27 Cable Landing near Pilsum Cable pull-in through existing HDD by cable winch or excavator Controlled cable pay out as swimming bight with floating buoys every 2-3 m. Permanent control of tow tension by means of digital measurement Cable securing by anchoring device and NSW Hang-Off head Transition joint between sea and land cable behind anchoring device in joint pit 15-Apr-11 / 27

28 Magnetisierung, Ortung und thermische Überwachung Thermische Überwachu Innovatum Verfahren Kabelortung mit Lagebestimmung 15-Apr-11 / 28

29 Route Layout 15-Apr-11 / 29

30 Crossing Design 15-Apr-11 / 30

31 Submarine Telecom Cables: Products Highly dynamic telecom cables for the oil & gas industry Own approved accessories (e. g. branching units, hang-off heads) Optimal fiber protection, minimal stress to fibers Submarine cable system repair & maintenance services to ensure optimal network availability 15-Apr-11 / 31

32 Offshore and Special Cables Product characteristics Umbilicals for static and dynamic underwater applications Umbilicals spanning water depths up to 8,000 m Extra long cable lengths without offshore splices Use of ultra-high strength steel wires Compact cable design Diverse components integration: Optical fibers Quads, pairs, coaxial elements Power cores 15-Apr-11 / 32

33 Special Cable Projects for ROVs Cables supplied to all German scientific research vessels 15 km length ROV cable for pipeline inspection (Norway) Dynamic umbilicals for trenching and pumping (2 megawatt for 2,500 m water depth) Qualified supplier for all notable manufactureres of underwater equipment 15-Apr-11 / 33

34 Contact Peter Hungershausen Senior Sales Manager Projects Power Telephone: +49(4731) Mobile: +49(160) Facsimile: +49(4731) Internet: Norddeutsche Seekabelwerke GmbH P.O. Box 14 64, D Nordenham, Germany Sitz/Seat: Kabelstrasse 9-11, D Nordenham, Germany 15-Apr-11 / 34

35 Thanks for your attention! 15-Apr-11 / 35