ge wind energy 3.6s offshore martin berkenkamp june 2003 ge company proprietary
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GE Wind Energy 3.6s Offshore
Martin BerkenkampJune 2003
GE Company Proprietary
ZondTehachapi, USA
EnronSpain
AerpacThe Netherlands
TackeGermany
R&D, GEPSNew York
GEPS EngGreenville, SCGEPS EngGreenville, SC
Blade FacilityPensacola, USA
Blade FacilityPensacola, USA
Research/SupplyShanghai, China
Research/SupplyShanghai, China
Research CenterBanglore, India
Research CenterBanglore, India
GE Wind Energy Locations
Doubled Engineering Capacity in Past 12 Months GE Company Proprietary
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LeistungRotor
TurmhöheInstalliert
150 kW25 mtr.30 mtr.1985
500 kW37 mtr.40 mtr.
1992
300 kW37 mtr.40 mtr.1994
600 kW60 mtr.43 mtr.1995
1.500 kW65 mtr.67 mtr.
1996
1.500 kW65 mtr.80 mtr.1997
1.500 kW70,5 mtr.100 mtr.
1997
1.500 kW 900 kW77 55 mtr mtr. .100 mtr mtr. .
2000 2000
80 kW21 mtr.40 mtr.1992
250 kW25 mtr.55 mtr.1992
60 kW14 mtr.30 mtr.1991
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30
40
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60
70
80
90
100
110
120
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LeistungRotor
TurmhöheInstalliert
150 kW25 mtr.30 mtr.1985
500 kW37 mtr.40 mtr.
1992
300 kW37 mtr.40 mtr.1994
600 kW60 mtr.43 mtr.1995
1.500 kW65 mtr.67 mtr.
1996
1.500 kW65 mtr.80 mtr.1997
1.500 kW70,5 mtr.100 mtr.
1997
1.500 kW77 mtr mtr. .100 60 mtr. .
2000
80 kW21 mtr.40 mtr.1992
250 kW25 mtr.55 mtr.1992
60 kW14 mtr.30 mtr.1991
3.600 kW104 mtr.100 mtr.
2002
3.600 kW104 mtr.100 mtr.
2002
Track Record in Wind Turbine Design
GE Wind Historic Background
Introduction of VariableSpeed Technology
1996
First OffshoreProject
2000
GE Company Proprietary
Completion of State-of-the-Art Product Line
GE Wind Development of Variable Speed Machines
GE 1.5s/sl GE 900s GE 3.6s offshore GE 2.x
1996 2000 2002 2003
GE Company Proprietary
COE/LogisticalConstraints
Logistical Constraints
Offshore Site Constraints/COE
Products for all Applications
GE Wind Application range of Product Family
GE 1.5s/sl GE 900s GE 3.6s offshore GE 2.x
GE Company Proprietary
Project Utgrunden, Sweden
Installed: 2000/2001
Turbines: 7 x GE 1.5s
Yearly Production: 4.5 GWh / turbine
Utgrunden: Our Test Case for Offshore Wind
GE Wind Offshore Experience
GE Company Proprietary
Main Data:
Tower options: optional
Rotor diameter: 104 m
Generator capacity: 3,600 kw
Control: Pitch
Rotor speed: 8,5 – 15,5 Rpm
Swept area: 8,495 sqm
Weight of the Nacelle 280 tons incl. Rotor
The 3.6: Our Offshore Product
GE Wind – 3.6s Offshore
GE Company Proprietary
Proven elements
• concept analogous to more than 1.400 GE 1.5 since 1996
• separated drive train• variable-speed,
variable-pitch• double-fed asynchronous
generator• frequency converter• recommended suppliers
New elements
• experience GE 1.5s
offshore at Utgrunden• annual maintenance• over-specified design• crane system• E-container at nacelle• 3.3 kV generator • external heat exchanger• helicopter hoisting
platform (optional)
GE Wind – 3.6s offshore
“Low Risk” Approach for New PlatformGE Company Proprietary
High Performanceairfoils
ElectricalPitchSystem
Yaw SystemWith Actice Pads
Container withConverter, Switchgear& Transformer
RotorLock
Gearbox2 planetary1 parallel stage
Doubly FedInductionGenerator
InternalCranesystem
“Low Risk” Approach for New Platform
GE Wind – 3.6s offshore
GE Company Proprietary
Length: 50,5 m
Material: glas-epoxy
Profile: GEWE - design
Shape: pre-bended
Rotor Blades
Blades optimised for Low-Loads & High Energy YieldGE Company Proprietary
Power Curve Verification Exceeding Expectations
3.6 Performance Validation – Power Curve
GE Company Proprietary
Sound Power Level and tonality for wind speeds from 6 to 10 m/s at 10 m height
wind speed in 10 m height [m/s] 6 7 8 9 10sound power level [dB] 103,2 106,2 107,4 107,5 107,1tonalitiy, Δ Lk [dB] -5,50 -12,61 -15,29 -7,04 -5,95
tonal audibility, Δ LA,k [dB] -3,49 -10,60 -13,29 -5,03 -3,94
No tonality measured acc. IEC
New Low Noise Airfoils Successfully Tested
GE 3.6 Performance Validation - Noise
GE Company Proprietary
New Service Procedures Tested
GE 3.6 Performance Validation - Service
GE Company Proprietary
Focus on Extending the Platform Capabilities
3.6 Multi Generation Product Plan
2001 2002 2003 2004 2005 2006 2007
ProtoGE 3.6Barrax
2002
OffshoreDemo
Arklow2003
GE 3.2Dunkirque
2003
OffshoreSerial
Production
OffshoreCape Cod
US 60HzPrototype
GE Company Proprietary
Arklow Bank Phase 1: Offshore wind farm
Arklow Bank Phase 1
Co-Development project of
Airtricity & GE Wind Energy
7 units GE 3.6s offshore = 25.2 MW
Turn-key project incl. 38 kV grid connection
Start of installation: July 2003
Commissioning: Sept. 2003
Total capacity ofArklow Bank: approx. 400 MW
Demonstrating Capabilities:GE 3.6s Offshore & GE Project Development GE Company Proprietary
Arklow Bank Phase 1: Site data
Arklow site
Annual average wind speed: approx. 8.5 m/s @ 73.5 m
Distance to shore: approx. 10 km
Water depth: 4.2 – 6.4 m (MSL)
Tidal range: 2.8 m
Design wave height: approx. 10 m
Currents: up to 5 knots !
Soil: dense sand & gravel
=> Heavy Scour protection
MonopileDiameter: 5.1 mPenetration: 30 mWeight: approx. 270 t
Largest Offshore Turbine so far setting new standardsGE Company Proprietary
Arklow Bank Phase 1: Grid Connection
Turn-Key Delivery Through GE Different BusinessesGE Company Proprietary
Arklow Phase 1: Supply Chain
Salzbergen
Windfarm Arklow
Rosslare Port
Brake
Blades from Brazil
Towers and Monopile
Global Product and Global Project LogisticsGE Company Proprietary
Vielen Dank!
GE Company Proprietary