NREL is a national laboratory of the U.S. Department of Energy, Office of Energy Efficiency and Renewable Energy, operated by the Alliance for Sustainable Energy, LLC. Offshore Wind Energy Research at The National Renewable Energy Laboratory Walt Musial Principal Engineer Manager Offshore Wind National Wind Technology Center OSW Innovation and Commercialization Symposium July 11, 2014
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Offshore Wind Energy Research at The National Renewable ... · Offshore Wind Energy Research at The National Renewable Energy Laboratory Walt Musial Principal Engineer Manager Offshore
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NREL is a national laboratory of the U.S. Department of Energy, Office of Energy Efficiency and Renewable Energy, operated by the Alliance for Sustainable Energy, LLC.
Offshore Wind Energy Research
at
The National Renewable Energy Laboratory
Walt Musial
Principal Engineer
Manager Offshore Wind
National Wind Technology Center
OSW Innovation and Commercialization Symposium
July 11, 2014
2
National Renewable Energy Laboratory
2
3
DOE’s National Wind Technology Center (NWTC)
Primary wind technology center inside the National Renewable Energy Laboratory (NREL)
Established in1977
Approx. 150 staff on-site
Annual Budget approx. $40M
Partnerships with industry
Wind and Marine Hydrokinetic Technology
Modern utility-scale turbines
Pioneers in wind component testing
Blade Testing
Dynamometer drivetrain testing
Controls research turbines (CART)
Leadership in international standards
Leading the development of design and analysis codes
Offshore Wind Power 3 National Renewable Energy Laboratory
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National Wind Technology Center Megawatt Scale Wind Turbines
Siemens 2.3 MW
DOE 1.5 MW GE • Model: GE 1.5-SLE • Tower Height: 80 m, Rotor Diameter: 77 m • DOE owned; to be used for research and education • Turbine commissioned Sept 2009
Siemens 2.3 MW • Model: SWT-2.3-101 • Tower Height: 80 m, Rotor Diameter: 101 m • Siemens owned and operated • Multi-year cost-shared R&D CRADA; aerodynamics and rotor performance • Turbine commissioned October 2009
Alstom 3 MW • Model: ECO 100 • Tower Height: 90 m, Rotor Diameter: 100 m • Alstom owned and operated • Multi-year Funds-In Agreement; testing, R&D • Turbine commissioned April 2011 - New Blades (106m Dia.) Feb. 2013
Gamesa 2 MW • Model G97 • Tower Height: 90 m, Rotor Diameter: 97 m • Gamesa owned and operated • Multi-year Funds-in Agreement; testing, R&D • Turbine commissioned November 2011 – Replaced Feb. 2013
Alstom 3 MW
Gamesa 2 MW
DOE 1.5 MW
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New 5.8 MW Dynamometer Upgrade
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NWTC Controllable Grid Interface (CGI) Facility
o CGI interconnected to 2.5MW and 5MW dynos
o Command voltage profiles to emulate real power-line faults
o 7MVA continuous with 28 MVA short circuit capacity
Dyno Motor 6MW (8000 HP)
Dyno Non-Torque
Loading NTL
Dyno Variable Frequency Drive VFD Test Article
Power Converter
Dyno Gearbox 75:1, 3-stage Test Article
Drivetrain
Test Article Transformer
CGI Housing
5 MW Dyno
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Blade Testing Facilities
New Large Blade Test Facility:
• Boston, MA with Massachusetts
Technology Collaborative
• Static and Fatigue tests: blades up
to 90 m
• NREL has developed and patented advanced blade
testing
• NREL supports R&D blade testing for DOE and
industry
• Supporting development of new blade test facilities
worldwide
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Massachusetts Blade Testing Facility
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The Technology has changed significantly in 30 years
BLADE SHAPE…
2014: 53 m blade from SWT 2,3-108
1980: 5 m blade from Bonus 27 kW scaled to same size
Courtesy Kenneth Thomsen, Siemens
30 Years of Development Scaled to the same size: Lighter, Stronger, Longer, Quieter, Thinner, and Higher Energy Yield….
Average offshore wind turbine capacities, rotor diameters, and