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Online Abstracts and Reports

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Active Aero Control Design
[Bullet]   [Slides] "Optimized Active Aerodynamic Blade Control for
Load Alleviation on Large Wind Turbines"
D.G. Wilson, D.E. Berg, D.W. Lobitz, J.R. Zayas
Sandia National Laboratories, AWEA Windpower 2008,
AWEA, Houston, TX
Back to Topic Selection       Top of Page
Blades:
    Adaptive
[Bullet] [Abstract] [Report] "Active Load Control Techniques for Wind Turbines"
S.J. Johnson, C.P. van Dam, and D.E. Berg
SAND08-4809
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "TX-100 Manufacturing Final Project Report"
D. Berry, T. Ashwill
SAND07-6066
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "CX-100 Manufacturing Final Project Report"
D. Berry, T. Ashwill
SAND07-6065
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Design Studies for Twisted-Coupled
Wind Turbine Blades."
J. Locke, and U. Valencia
SAND04-0522
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Adaptive Blade Concept Assessment: Curved
Planform Induced Twist Investigation"
M. Zuteck
SAND02-2996
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "The Implementation Of Braided Composite Materials
In The Design Of A Bend-Twist Coupled Blade"
J. Locke, and I.C. Hildago
SAND02-2425
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Evaluation of Design Concepts For
Adaptive Wind Turbine Blades"
D.A. Griffin
SAND02-2424
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[Bullet] [Abstract] [Report] "The Use of Twisted-Coupled Blades to Enhance the
Performance of Horizontal Axis Wind Turbines"
D.W. Lobitz, P.S. Veers, G.R. Eisler, D.J. Laino,
P.G. Migliore, and G. Bir
SAND01-1303
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[Bullet] [Abstract] [Report] "Design, Manufacture and Testing of a Bend-Twist D-spar"
Chengt-Huat Ong, Stephen W. Tsai
SAND99-1324
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Aeroelastic Behavior of Twist-Coupled HAWT Blades"
D.W. Lobitz, P.S. Veers
Proceedings of 1999 ASME Wind Energy Symposium,
January 1999.
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[Bullet] [Abstract] [Report] "Parameter Optimization Applied to Use of Adaptive"
Blades on a Variable Speed Turbine"
G.R. Eisler, P.S. Veers
SAND98-2668
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[Bullet] [Abstract] [Report] "Aeroelastic Tailoring in Wind-Turbine Blade Applications"
P. Veers, G. Bir, D. Lobitz
Presented at Windpower '98, American Wind
Energy Association Meeting and Exhibition,
Bakersfield, CA, April 28-May 1, 1998
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Load Mitigation with Twist-Coupled HAWT Blades"
D.W. Lobitz, D.J. Laino
Proceedings of 1998 ASME Wind Energy Symposium,
January 1998.
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[Bullet] [Abstract] [Report] "Enhanced Performance of HAWTs using Adaptive Blades"
D.W. Lobitz, P.S. Veers, P.G. Migliore
Proceedings of 1996 ASME Wind Energy Symposium,
January-February 1996.
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Blades:
    Aeroacoustics
[Bullet] [Abstract] [Report]
 "Aerodynamic and Aeroacoustic Properties of a Flatback Airfoil (Will it Rumble or Whisper?)"
D.E. Berg, M. Barone
Windpower 2008
Houston, TX, June 2008
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[Bullet] [Abstract] [Report]
[Slides] 		"Aerodynamic and Aeroacoustic Properties of Flatback Airfoils"
D.E. Berg, J.R. Zayas
46th AIAA Aerospace Sciences Meeting and Exhibit
(27th ASME Wind Energy Symposium),
Reno, Nevada, January 2008
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Blades:
    Blade System Design Study [BSDS]
[Bullet] [Abstract] [Report] "CFD Analysis of Rotating Two-Bladed Flatback Wind
Turbine Rotor"
D.D. Chao, C.P. van Dam, D.E. Berg
SAND08-1688
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[Bullet] [Abstract] [Report] "Trailing Edge Modifications for Flatback Airfoils"
C.P. van Dam, D.L. Kahn, D.E. Berg
SAND08-1781
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[Bullet] [Abstract] [Report] "Computational Design and Analysis of Flatback Airfoil
Wind Tunnel Experiment"
C.P. van Dam, E.A. Mayada, D.D. Chao, D.E. Berg
SAND08-1782
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[Bullet] [Abstract] [Report] "Flatback Airfoil Wind Tunnel Experiment"
J.P. Baker, C.P. van Dam, B.L. Gilbert, D.E. Berg
SAND08-2008
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[Bullet] [Abstract] [Report]
 "Aerodynamic and Aeroacoustic Properties of a Flatback Airfoil (Will it Rumble or Whisper?)"
D.E. Berg, M. Barone
Windpower 2008
Houston, TX, June 2008
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report]
[Slides] 		"Aerodynamic and Aeroacoustic Properties of Flatback Airfoils"
D.E. Berg, J.R. Zayas
46th AIAA Aerospace Sciences Meeting and Exhibit
(27th ASME Wind Energy Symposium),
Reno, Nevada, January 2008
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Blades:
    Carbon Hybrid
[Bullet] [Abstract] [Report] "CX-100 Manufacturing Final Project Report"
D. Berry, T. Ashwill
SAND07-6065
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "3X-100 Blade Field Test"
J.R. Zayas, W.D.Johnson
SAND07-5138
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Design of 9-Meter Carbon-Fiberglass
Prototype Blades: CX-100 and TX-100"
D. Berry, T. Ashwill
SAND07-0201
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Material Characterization of Glass, Carbon
and Hybrid-Fiber SCRIMP Panels"
A. Kuraishi, S.W. Tsai, and J. Wang
SAND02-3538
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Material Characterization of Glass, Carbon
and Hybrid-Fiber SCRIMP Panels"
A. Kuraishi, S.W. Tsai, and J. Wang
SAND02-3538
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "The Use of Carbon Fibers in Wind Turbine Blade Design:
a SERI-8 Blade Example"
Chengt-Huat Ong, S.W. Tsai
SAND00-0478
Back to Topic Selection       Top of Page


Blades:
    Flutter
[Bullet] [Abstract] [Report] "Parameter Sensitivities Affecting the Flutter
Speed of a MW-Sized Blade"
D. Lobitz
JSEE, Vol.127, no. 4, pp. 538-543.
November 2005
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[Bullet] [Abstract] [Report] "Flutter Speed Predictions for MW-Sized
Wind Turbine Blades"
D. Lobitz
EWEA Special Topic Conference: The Science,
 of Making Torque from the Wind
Delft University of Technology,
Delft, Netherlands, April 2004
Back to Topic Selection       Top of Page


Blades:
    General
[Bullet] [Abstract] [Report] "Increased Strength in Wind Turbine Blades
through Innovative Structural Design"
J.A. Paquette, P.S. Veers
Sandia National Laboratories, AWEA Windpower 2008,
AWEA, Houston, TX
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[Bullet]   [Report] "Sweep-Twist Adaptive Blade"
T.D. Ashwill, G. Kanaby
Powerpoint slideshow as presented at EWEC2007,
Milan, Italy, May 2007
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[Bullet] [Abstract] [Report] "Concepts to Facilitate Very Large Blades"
T.D. Ashwill, D.L. Laird
Sandia National Laboratories, 45th AIAA Aerospace Sciences
Meeting and Exhibit, Reno, Nevada, January 2007
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Blade Technology Innovations for Utility-Scale Turbines"
T.D. Ashwill
Sandia National Laboratories, Global Windpower 2006,
AWEA, Pittsburg, PA 2006
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Blades:
    Testing
[Bullet] [Abstract] [Report] "Structural Health Monitoring of Wind Turbine Blades"
M.A. Rumsey, J.A. Paquette
2008 SPIE Smart Structures and Materials & Nondestructive
Evaluation and Health Monitoring,
San Diego, California, March 2008
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Experimental Results of Structural Health Monitoring
of Wind Turbine Blades"
M.A. Rumsey, J.R. White, R.J. Werlink, A.G. Beattie,
C.W. Pitchford, J. van Dam
46th AIAA Aerospace Sciences Meeting and Exhibit
(27th ASME Wind Energy Symposium),
Reno, Nevada, January 2008
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Structural Testing of 9 m Carbon Fiber Wind Turbine
Research Blades"
J. Paquette, J. van Dam, S. Hughes
45th AIAA Aerospace Sciences Meeting and Exhibit,
Reno, Nevada, January 2007
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modeling and Testing of 9m Research Blades"
J. Paquette, D.L. Laird, D.T. Griffith, L. Rip
44th AIAA Aerospace Sciences Meeting and Exhibit,
Reno, Nevada, January 2006
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "CX-100 and TX-100 Blade Field Tests"
J.R. Zayas, P.L. Jones, A. Holman
SAND05-7454
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Computational Fluid Dynamics [CFD]
[Bullet] [Abstract] [Report] "CFD Calculations of S809 Aerodynamic Characteristics"
E.P. Wolfe, S.S. Ochs
AIAA Aerospace Sciences Meeting, 1997
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Data Acquisition And Field Measurements
[Bullet] [Abstract] [Report] "Accurate GPS Time-Linked Data Acquisition
System (ATLAS II) User's Manual"
J. Zayas, P.L. Jones, J. Ortiz-Moyet
SAND2004-0481
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[Bullet] [Abstract] [Report] "Update of the Long-Term Inflow and
Structural Test Program"
H.J. Sutherland, J. Zayas, A. Sterns, and B. Neal
2004 ASME Wind Energy Symposium
AIAA/ASME, 2004, pp.140-150.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Inflow and Fatigue Response of the NWTC
Advanced Research Turbine"
H.J. Sutherland, N.D. Kelley, M.M. Hand
2003 ASME Wind Energy Symposium
AIAA/ASME, 2003, pp.214-224.
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[Bullet] [Abstract] [Report] "Inflow and the Fatigue of the LIST Wind Turbine"
H.J. Sutherland
2002 ASME Wind Energy Symposium
AIAA/ASME 2002, pp.427-437.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "LIST/BMI Turbines
Instrumentation and Infrastructure"
P.L. Jones, H.J. Sutherland, B.A. Neal
SAND2001-1642
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[Bullet] [Abstract] [Report] "Accurate GPS Time-Linked Data Acquisition
System (ATLAS) User's Manual"
D.E. Berg, J.R. Zayas
SAND2001-1289
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[Bullet] [Abstract] [Report] "Preliminary Analysis of the Structural and
Inflow Data From the LIST Turbine"
H.J. Sutherland
2001 ASME Wind Energy Symposium
AIAA/ASME 2001, pp.173-183.
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[Bullet] [Abstract] [Report] "The Long-Term Inflow and Structural Test Program"
H.J. Sutherland, P.L. Jones and B.A. Neal
2001 ASME Wind Energy Symposium
AIAA/ASME 2001, pp.162-172
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[Bullet] [Abstract] [Report] "Accurate Time-Linked Data Acquisition Field
Deployment and Operational Experience"
D.E. Berg, and J.R. Zayas
2001 ASME Wind Energy Symposium
AIAA/ASME 2001, pp.153-161.
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[Bullet] [Abstract] [Report] "Hardware and Software Developments for the
Accurate Time-Linked Data Acquisition System"
D.E. Berg, M.A. Rumsey, J.R. Zayas
2000 ASME Wind Energy Symposium
AIAA/ASME 2000.
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[Bullet] [Abstract] [Report] "ATLAS: A Small, Light Weight, Time-Syncronized
Wind-Turbine Data Acquisition System"
D.E. Berg, P. Robertson, and J.R. Zayas
1999 ASME Wind Energy Symposium
AIAA/ASME 1999, pp.236-242.
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Fatigue And Reliability:
    General
[Bullet] [Abstract] [Report] "Fatigue Life Prediction and Strength
Degradation of Wind Turbine Rotor
Blade Composites"
R.P.L. Nijssen
SAND06-7810P
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[Bullet] [Abstract] [Report] "Wind Turbine Reliability: Understanding
and Minimizing Wind Turbine Operation
and Maintenance Costs"
C.A. Walford
SAND06-1100
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[Bullet] [Abstract] [Report] "On The Fatigue Analysis of Wind Turbines"
H.J. Sutherland
SAND99-0089
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[Bullet] [Abstract] [Report] "Damage Measurements on the NWTC Direct-Drive,
Variable-Speed Test Bed"
H.J. Sutherland, P.W. Carlin
1998 ASME Wind Energy Symposium,
AIAA/ASME, 1998, pp. 315-322.
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[Bullet] [Abstract] [Report] "Fatigue Case Study and Reliability Analyses
for Wind Turbines"
H.J. Sutherland, P.S. Veers
1995 Int. Solar Energy Conference,
ASME/JSME/JSES, 1995.
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Fatigue And Reliability:
    LIFE2
[Bullet] [Abstract] [Report] "A Generalized Curve Fitting Technique for the LIFE2
Fatigue Analysis Code"
H.J. Sutherland, T.A. Wilson
SAND96-1992
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "User's Guide for the Frequency Domain Algorithms in the
LIFE2 Fatigue Analysis Code"
H.J. Sutherland, R.L. Linker
SAND93-1900
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Programmer's Guide for LIFE2's Rainflow
Counting Algorithm"
L.L. Schluter
SAND90-2260
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "User's Guide for LIFE2's Rainflow Counting Algorithm"
L.L. Schluter, H.J. Sutherland
SAND90-2259
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Analytical Framework for the LIFE2 Computer Code"
H.J. Sutherland
SAND89-1397
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Reference Manual for the LIFE2 Computer Code"
L.L. Schluter, H.J. Sutherland
SAND89-1396
Back to Topic Selection       Top of Page


Fatigue And Reliability:
    Loads
[Bullet] [Abstract] [Report] "Effect of Mean Stress on the Damage of
Wind Turbine Blades"
H.J. Sutherland, J.F. Mandell
JSEE, November 2004, vol. 126, no. 4, pp.1041-1049.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Estimation Of Fatigue And Extreme Load Distributions
From Limited Data with Application To Wind Energy
Systems"
L.M. Fitzwater
SAND04-0001
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[Bullet] [Abstract] [Report] "Statistical Analysis of Inflow and Structural
Response Data From the LIST Program"
L.D. Nelson, L. Manuel, H.J. Sutherland, P.S. Veers
2003 ASME Wind Energy Symposium
AIAA/ASME, 2003, pp.270-282.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Probabilistic Analysis of LIST Data for the
Estimation of Extreme Design Loads for
Wind Turbine Components"
M.D. Pandey, H.J. Sutherland
2003 ASME Wind Energy Symposium
AIAA/ASME, 2003, pp.259-269.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Estimation of Extremes from Limited Time Histories:
The Routine MaxFits With Wind Turbine Examples"
L.M. Fitzwater, S.R. Winterstein
SAND01-3750
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[Bullet] [Abstract] [Report] "Extreme Load Estimation for Wind Turbines:
Issues and Opportunities for Improved Practice"
P.S. Veers, S. Butterfield
2001 ASME Wind Energy Symposium,
AIAA/ASME, 2001.
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[Bullet] [Abstract] [Report] "Predicting Design Wind Turbine Loads From
Limited Data: Comparing Random Process and
Random Peak Models"
L.M. Fitzwater, S.R. Winterstein
2001 ASME Wind Energy Symposium,
AIAA/ASME, 2001.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Parametric Models For Estimating Wind
Turbine Fatigue Loads For Design"
L. Manuel, P.S. Veers, S.R. Winterstein
2001 ASME Wind Energy Symposium,
AIAA/ASME, 2001.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Moment-Based Probability Modelling
and Extreme Response Estimation
The FITS Routine Version 1.2"
L. Manuel, T. Kashef, S.R. Winterstein
SAND99-2985
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Application of Measured Loads to Wind Turbine Fatigue
and Reliability Analysis"
P.S. Veers, S.R. Winterstein
1997 ASME Wind Energy Symposium,
AIAA/ASME, 1997.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Damage Estimates from Long-Term Structural Analysis
of a Wind Turbine in a U.S. Wind Farm Environment"
N.D. Kelley, H.J. Sutherland
1997 ASME Wind Energy Symposium,
AIAA/ASME, 1997, pp. 170-179.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] "Frequency Domain Analysis of the Fatigue Loads on Typical
Wind Turbine Blades"
H.J. Sutherland
Journal of Solar Engineering, Transactions of
ASME, Vol. 118, November 1996, pp. 204-211.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "The Spectral Content of the Torque Loads on a
Turbine Gear Tooth"
H.J. Sutherland, D.P. Burwinkle
Wind Energy - 1995, Musial, Hock & Berg (eds),
SED-Vol.16, ASME, January-February 1995, pp. 91-97.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Effects of Cyclic Stress Distribution Models on
Fatigue Life Predictions"
H.J. Sutherland, P.S. Veers
Wind Energy - 1995, Musial, Hock & Berg (eds),
SED-Vol.16, ASME, January-February 1995, pp. 83-90.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Fatigue Damage Estimate Comparisons for Northern
European and U.S. Wind Farm Loading Environments"
H.J. Sutherland, N.D. Kelly
Proceedings of WindPower 95, AWEA,
Washington, D.C., 1995.
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[Bullet] [Abstract] [Report] "Fatigue Case Study and Loading Spectra for Wind Turbines"
H.J. Sutherland
Proceedings of the IEA Third Symposium of
Wind Turbine Fatigue, IEA, Implementing Agreement for a
Programme of Research and Development on Wind Energy
Conversion Systems - Annex XI, April 1994, pp. 77-87.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] "Fatigue Life Prediction For Wind Turbines: A Case Study
On Loading Spectra and Parameter Sensitivity"
H.J. Sutherland, and P.S. Veers
Case Studies For Fatigue Education,ASTM STP 1250,
R.I. Stephens, ed., 1994, pp. 174-207.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Frequency-Domain Synthesis of the Fatigue Load Spectrum
for the NPS 100-KW Wind Turbine"
H.J. Sutherland, R.M. Osgood
Proceedings of WindPower 92, AWEA,
Washington, D.C., 1992.
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Fatigue And Reliability:
    Probability Of Failure
[Bullet] [Abstract] [Report] "Theory Manual for FAROW Version 1.1:
A Numerical Analysis of the Fatigue and
Reliability of Wind Turbine Components"
S.R. Winterstein, P.S. Veers
SAND94-2459 (Printed February 2000)
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Moment-Based Probability Modelling
and Extreme Response Estimation
The FITS Routine Version 1.2"
L. Manuel, T. Kashef, S.R. Winterstein
SAND99-2985
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Damage Estimates from Long-Term Structural Analysis
of a Wind Turbine in a U.S. Wind Farm Environment"
N.D. Kelley, H.J. Sutherland
1997 ASME Wind Energy Symposium,
AIAA/ASME, 1997, pp. 170-179.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Probabilistic Fatigue Methodology and Wind
Turbine Reliability"
C.H. Lange
SAND96-1246
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[Bullet] [Abstract] [Report] "All Wind Farm Uncertainty is Not The Same:
The Economics of Common Versus Independent Causes"
P.S. Veers
Proceedings of WindPower 1995,
AWEA, pp. 125-129.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "FITTING: A Subroutine to Fit Four Moment Probability
Distributions to Data"
S.R. Winterstein, C.H. Lange, S. Kumar
SAND94-3039
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "FAROW: Fatigue and Reliability of Wind
Turbine Components"
P.S. Veers, S.R. Winterstein, C.H. Lange, T.A. Wilson
SAND94-2460
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "FAROW: A Tool For Fatigue and Reliability
of Wind Turbines"
P.S. Veers, C.H. Lange, S.R. Winterstein
Proceedings of WindPower '93,
AWEA, July 1993.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Fatigue Life Variability and Reliability Analysis
of a Wind Turbine Blade"
P.S. Veers, H.J. Sutherland, T.D. Ashwill
Proceedings: Probabalistic Mechanics and Structural
and Geothermal Reliability, Y.K. Lin ed.,
ASCE, July 1992.
Back to Topic Selection       Top of Page


Health Monitoring
[Bullet] [Abstract] [Report] "Structural Health Monitoring of Wind Turbine Blades"
M.A. Rumsey, J.A. Paquette
2008 SPIE Smart Structures and Materials & Nondestructive
Evaluation and Health Monitoring,
San Diego, California, March 2008
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Experimental Results of Structural Health Monitoring
of Wind Turbine Blades"
M.A. Rumsey, J.R. White, R.J. Werlink, A.G. Beattie,
C.W. Pitchford, J. van Dam
46th AIAA Aerospace Sciences Meeting and Exhibit
(27th ASME Wind Energy Symposium),
Reno, Nevada, January 2008
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Application of Damage Detection Techniques
Using Wind Turbine Modal Data"
E. Gross, T. Simmermacher, R.I. Zadok, T. Simmermacher,
M.A. Rumsey
SAND98-2823c
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[Bullet] [Abstract] [Report] "In-Field Use of Laser Dopler Vibrometer on
Wind Turbine Blade"
T. Carne, E. Gross, M.A. Rumsey, J. Hurtado, B. Hansche, and
T. Simmermacher
SAND97-2745c
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Development Of Structural Health Monitoring Techniques
Using Dynamics Testing"
G.H. James III
SAND96-0810
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Manufacturing
[Bullet] [Abstract] [Report] "TX-100 Manufacturing Final Project Report"
D. Berry, T. Ashwill
SAND07-6066
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "CX-100 Manufacturing Final Project Report"
D. Berry, T. Ashwill
SAND07-6065
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Design of 9-Meter Carbon-Fiberglass
Prototype Blades: CX-100 and TX-100"
D. Berry, T. Ashwill
SAND07-0201
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[Bullet] [Abstract] [Report] "Simulation and Testing of Resin Infusion
Manufacturing Processes for Large
Composite Structures"
D.B. Mastbergen
SAND06-7856P
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[Bullet] [Abstract] [Report] "Pressure Bag Molding: Manufacturing,
Mechanical Testing, Non-Destructive
Evaluation, and Analysis"
E.B. Larsen
SAND06-7855P
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[Bullet] [Abstract] [Report] "Fluid Flow Modeling of Resin Transfer
Molding for Composite Material Wind
Turbine Blade Structures."
S. Rossel
SAND04-0076
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[Bullet] [Abstract] [Report] "Blade Manufacturing Improvements:
Remote Blade Manufacturing Demonstration"
TPI Composites, Inc
SAND03-0719
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[Bullet] [Abstract] [Report] "Blade Manufacturing Improvement Project:
 Final Report"
K. Sherwood
SAND02-3101
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[Bullet] [Abstract] [Report] "Analysis of a Composit Blade Design for the AOC
15/50 Wind Turbine Using a Finite Element Model"
L.R. McKittrick, D.S. Cairns, J. Mandell, D.C. Combs,
D.A. Rabern, D. VanLuchene
SAND01-1441
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[Bullet] [Abstract] [Report] "Blade Manufacturing Improvements:
Development Of The ERS-100 Blade"
SAND01-1381
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[Bullet] [Abstract] [Report] "Evaluation of Hand Lay-Up and Resin Transfer Molding In
Composite Wind Turbine Blade Manufacturing"
D.S. Cairns, J.D. Skramstad
SAND00-1425
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[Bullet] [Abstract] [Report] "The Use of Carbon Fibers in Wind Turbine Blade Design:
a SERI-8 Blade Example"
Chengt-Huat Ong, Stephen W. Tsai
SAND00-0478
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[Bullet] [Abstract] [Report] "Resin Transfer Molding and Wind Turbine Blade Construction"
D.C. Cairns, J. Skramstad, T.D. Ashwill
SAND99-3047
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[Bullet] [Abstract] [Report] "Advanced Blade Manufacturing Project"
R.Z. Poore
SAND99-2017
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[Bullet] [Abstract] [Report] "Design, Manufacture and Testing of a Bend-Twist D-spar"
Chengt-Huat Ong, Stephen W. Tsai
SAND99-1324
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Materials:
    Aluminum
[Bullet] [Abstract] [Report] "Fatigue Characterization of a VAWT Blade Material"
J.A. Van Den Avyle, H.J. Sutherland
1989 ASME Wind Energy Symposium,
ASME 1989, pp. 125-129.
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Materials:
    Bonded Joints
[Bullet] [Abstract] [Report] "Single-Cycle and Fatigue Strengths of Adhesively Bonded
Lap Joints"
K.E. Metzinger, T.R. Guess
1999 ASME Wind Energy Symposium,
AIAA/ASME 1999, pp. 21-31
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "How Geometric Details Can Affect the Strength of Adhesive
Lap Joints"
K.E. Metzinger, T.R. Guess
1997 ASME Wind Energy Symposium,
AIAA/ASME 1997, pp. 209-217
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Mechanical Properties of Hysol EA-9394
Structural Adhesive"
T.R. Guess, E.D. Reedy, and M.E. Stavig
SAND95-0229
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Materials:
    Composites
[Bullet] [Abstract] [Report] "Fabrication, Testing, and Analysis of Anisotropic
Carbon/Glass Hybrid Composites
Volume 1: Technical Report"
T.M. Hermann, J.E. Locke, and K.K. Wetzel
SAND2005-5748
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[Bullet] [Abstract] [Report] "Fabrication, Testing, and Analysis of Anisotropic
Carbon/Glass Hybrid Composites
Volume 2: Test Data"
T.M. Hermann, J.E. Locke, and K.K. Wetzel
SAND2005-5748
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[Bullet] [Abstract] [Report] "Updated Goodman Diagrams for Fiberglass Composite
Materials Using the DOE/MSU Fatigue Database"
H.J. Sutherland, and J.F. Mandell
Global Windpower 2004
AWEA/EWEA, 2004, Paper #18983, 12p.
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[Bullet] [Abstract] [Report] "The Effect of Mean Stress Damage on Predictions
for Spectral Loading of Fiberglass Composite
Coupons"
H.J. Sutherland, and J.F. Mandell
EWEA, Special Topic Conference 2004:
The Science of Making Toprque from the Wind
EWEA, 2004, pp. 546-555.
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[Bullet] [Abstract] [Report] "Effect of Mean Stress on the Damage of
Wind Turbine Blades"
H.J. Sutherland, and J.F. Mandell
2004 ASME Wind Energy Symposium
AIAA/ASME, 2004, pp. 32-44.
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[Bullet] [Abstract] [Report] "Testing and Analysis of Low Cost Composite
Materials Under Spectrum Loading and High Cycle
Fatigue Conditions"
J.F. Mandell, D.D. Samborsky, N.K. Wahl, H.J. Sutherland
Conference Paper
ICCM14, Paper# 1811, SME/ASC, 2003, 10 p.
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[Bullet] [Abstract] [Report] "Alternative Composite Materials for Megawatt-Scale
Wind Turbine Blades: Design Considerations
and Recommended Testing"
D.A. Griffin, T.D. Ashwill
2003 ASME Wind Energy Symposium
AIAA/ASME, 2003, pp. 191-201.
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[Bullet] [Abstract] [Report] "Alternative Composite Materials for Megawatt-Scale
Wind Turbine Blades: Design Considerations
and Recommended Testing"
D.A. Griffin, T.D. Ashwill
2003 ASME Wind Energy Symposium
AIAA/ASME, 2003, pp. 191-201.
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[Bullet] [Abstract] [Report] "Fatigue of Composite Materials and Structures
for Wind Turbine Blades"
J.F. Mandell, D.D. Samborsky, D.S. Cairns
SAND2002-0771
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[Bullet] [Abstract] [Report] "Effects of Materials Parameters and Design Details on the
Fatigue of Composite Materials for Wind Turbine Blades"
J.F. Mandell, D.D. Samborsky, H.J. Sutherland
Proceedings of the 1999 EWEC, 1999, pp. 628-633.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "DOE/MSU Composite Material Fatigue Database"
J.F. Mandell, D.D. Samborsky
SAND97-3002
Back to Topic Selection       Top of Page
[Bullet] [Report] "DOE/MSU Composite Material Fatigue Database:
March 21, 2008 Update"
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Damage Estimates for European and U.S. Sites Using
the U.S. High-Cycle Fatigue Data Base"
H.J. Sutherland
Proceedings of the IEA Fourth Symposium of Wind
Turbine Fatigue, IEA, Implementing Agreement for
Co-operation in the Research and Development of
Wind Turbine Systems--Annex XI, February 1996, pp. 55-62.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Application of the U.S. High Cycle Fatigue Data Base
to Wind Turbine Blade Lifetime Predictions"
H.J. Sutherland, J.F. Mandell
Energy Week 1996, Book VIII: Wind Energy
ASME, January-February 1996, pp. 85-92.
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[Bullet] [Abstract] [Report] "Fatigue Of Fiberglass Wind Turbine Blade Materials"
J.F. Mandell, R.M. Reed, and D.D. Samborsky
SAND92-7005
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Materials:
    Material Testing and Fatigue
[Bullet] [Abstract] [Report] "Composite Materials for Innovative
Wind Turbine Blades"
T.D. Ashwill, J.A. Paquette
SAMPE'08 Conference,
May 18-22, 2008, Long Beach, CA
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[Bullet] [Abstract] [Report] "Fatigue Life Prediction and Strength
Degradation of Wind Turbine Rotor
Blade Composites"
R.P.L. Nijssen
SAND06-7810P
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[Bullet] [Abstract] [Report] "The Development of Confidence Limits For
Fatigue Strength Data"
H.J. Sutherland, P.S. Veers
2000 ASME Wind Energy Symposium,
AIAA/ASME, 2000.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Damage Estimates for European and U.S. Sites
Using the U.S. High-Cycle Fatigue Data Base"
H.J. Sutherland
Proceedings of the IEA Fourth Symposium of
Wind Turbine Fatigue, IEA, Implementing
Agreement for Co-operation in the Research and
Development of Wind Turbine Systems--Annex XI,
February 1996, pp. 55-62.
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Materials:
    Property Determination
[Bullet] [Abstract] [Report] "Estimation of Uncertain Material Parameters
Using Modal Test Data"
P.S. Veers, D.L. Laird, T.G. Carne, and M.J. Sagartz
AIAA Aerospace Sciences Mtg. / ASME Wind Energy Symp.,
W. Musial ed., SED - Vol. 19, 1998.
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Modal Testing And Analysis
[Bullet] [Abstract] [Report] "The Natural Excitation Technique (NExt) for Modal
Parameter Extraction From Operating Wind Turbines"
G.H. James III, T.G. Carne, J.P. Lauffer
SAND92-1666
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Initial Structural Response Measurements and Model
Validation for the Sandia 34-Meter VAWT Test Bed"
T.D. Ashwill
SAND88-0633
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modal Testing In The Evaluation of Wind Turbines"
J.P. Lauffer, T.G. Carne, T.D. Ashwill
SAND87-2461
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modal Testing the EOLE"
T.G. Carne, J.P. Lauffer, A.J. Gomez
SAND87-1506
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[Bullet] [Abstract] [Report] "Modal Testing of a Rotating Wind Turbine"
T.G. Carne, A.R. Nord
SAND82-0631
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Non-destructive Testing
[Bullet] [Abstract] [Report] "Non-Destructive Evaluation of Wind Turbine
Blades Using an Infrared Camera"
A.G. Beattie, M.A. Rumsey
SAND98-2824c
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[Bullet] [Abstract] [Report] "Acoustic Emission Monitoring of A Wind Turbine Blade
during a Fatigue Test"
A.G. Beattie
1997 AIAA Aerospace Sciences Meeting,
AIAA, 1997, pp. 239-248.
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[Bullet] [Abstract] [Report] "Non-destructive Evaluation (NDE) Of Composite/Metal
Bond Interface Of A Wind Turbine Blade Using An
Acousto-ultrasonic Technique"
J.H. Gieske, and M.A. Rumsey
1997 AIAA Aerospace Sciences Meeting,
AIAA, 1997, pp. 249-254.
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[Bullet] [Abstract] [Report] "Non-Destructive Evaluation (NDE) of Composite-to-Metal
Bond Interface of a Wind Turbine Blade Using an
Acousto-Ultrasonic Technique"
J.H. Gieske, M.A. Rumsey
SAND96-2506c
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[Bullet] [Abstract] [Report] "The Application Of Non-Destructive Techniques to the
Testing of a Wind Turbine Blade"
H. Sutherland, A. Beattie, B. Hansche, W. Musial, J. Allread,
J. Johnson, and M. Summers
SAND93-1380
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[Bullet] [Abstract] [Report] "The Application of Non-Destructive Techniques to the
Testing of a Wind Turbine Blade"
H.J. Sutherland, W. Musial
Proceedings of WindPower 93, AWEA,
Washington, D.C., 1993.
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NuMAD
[Bullet] [Abstract] [Report] "NuMAD User's Manual"
D.L. Laird
SAND2001-2375
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Partnerships:
    Low Speed Wind Technology [LWST]:
        Knight & Carver
[Bullet]   [Report] "Sweep-Twist Adaptive Blade"
T.D. Ashwill, and G. Kanaby
Powerpoint slideshow as presented at EWEC2007,
Milan, Italy, May 2007
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        WindPACT
[Bullet] [Abstract] [Report] "Innovative Design Approaches for Large
Wind Turbine Blades Final Report."
TPI Composites, Inc.
SAND2004-0074
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[Bullet] [Abstract] [Report] "Blade System Design Studies Volume II:
Preliminary Blade Designs and Recommended
Test Matrix."
D. Griffin
SAND2004-0073
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[Bullet] [Abstract] [Report] "Cost Study for Large Wind Turbine Blades:"
WindPACT Blade System Design Studies."
TPI Composites, Inc.
SAND2003-1428
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[Bullet] [Abstract] [Report] "Innovative Design Approaches for Large
Wind Turbine Blades."
TPI Composites, Inc.
SAND2003-0723
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[Bullet] [Abstract] [Report] "Parametric Study For Large Wind Turbine Blades:
WindPACT Blade System Design Studies."
TPI Composites, Inc.
SAND2002-2519
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[Bullet] [Abstract] [Report] "Blade System Design Studies Volume 1:
Composite Technologies for Large Wind Turbine Blades."
D.A. Griffin
SAND2002-1879
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Supervisory Control And Data Acquisition [SCADA]
[Bullet] [Abstract] [Report] "Communication Vulnerabilities and Mitigations in
Wind Power SCADA Systems"
[Slides from ASME/AIAA Presentation (pdf)]
W.Y. Young, M.A. Rumsey, J.E. Stamp, J.D. Dillinger
SAND03-1649
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Structural Dynamics
[Bullet] [Abstract] [Report] "Modeling Of Blades As Equivalent Beams
For Aeroelastic Analysis"
D.J. Malcolm, D.L. Laird
2003 ASME Wind Energy Symposium
AIAA/ASME, 2003, pp. 293-303.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Initial Structural Response Measurements and Model
Validation for the Sandia 34-Meter VAWT Test Bed"
T.D. Ashwill
SAND88-0633
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modal Testing In The Evaluation of Wind Turbines"
J.P. Lauffer, T.G. Carne, T.D. Ashwill
SAND87-2461
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Analysis of Wind Turbines on Offshore
Support Structures Excited by Random
Wind and Random Waves"
D.S. Oscar, T.L. Paez
SAND87-1689
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modal Testing the EOLE"
T.G. Carne, J.P. Lauffer, A.J. Gomez
SAND87-1506
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Aeroelastic Effects in the Structural Dynamic Analysis
of Vertical Axis Wind Turbines"
D.W. Lobitz, T.D. Ashwill
SAND85-0957
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[Bullet] [Abstract] [Report] "A NASTRAN-Based Computer Program for Structural
Dynamic Analysis of Horizontal Axis Wind Turbines"
D.W. Lobitz
Presented at the Horizontal Axis Wind Turbine
Technology Workshop
DOE and NASA_Lewis
May 1984
Subsequently published in Collected Papers on
Wind Turbine Technology
Edited by David A. Spera
DOE/NASA/5776-2, NASA CR 195432, pp89-97
May 1995
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[Bullet] [Abstract] [Report] "Modeling Stochastic Wind Loads on Vertical Axis
Wind Turbines"
P.S. Veers
SAND83-1909
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "A General Method for Fatigue Analysis of
Vertical Axis Wind Turbine Blades"
P.S. Veers
SAND82-2543
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[Bullet] [Abstract] [Report] "Modal Testing of a Rotating Wind Turbine"
[Bullet] [Abstract] [Report] "Aeroelastic Stability Analysis of a Darrieus Wind Turbine"
D. Popelka
SAND82-0672
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[Bullet] [Abstract] [Report] "Modal Testing of a Rotating Wind Turbine"
T.G. Carne, A.R. Nord
SAND82-0631
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[Bullet] [Abstract] [Report] "Finite Element Analysis and Modal Testing of a Rotating
Wind Turbine"
T.G. Carne, D.W. Lobitz, A.R. Nord, R.A. Watson
SAND82-0345
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Turbine Systems
[Bullet] [Abstract] [Report] "An Overview of the NREL/SNL Flexible Turbine
Characterization Project"
N. Kelley, A. Wright, G. Bir, R. Osgood, E. McKenna,
and H. Sutherland
1998 ASME Wind Energy Symposium,
AIAA/ASME, 1998, supplement.
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Turbulence Simulation
[Bullet] [Abstract] [Report] "Numerical Simulation of VAWT Stochastic Aerodynamic
Loads Produced by Atmospheric Turbulence:
VAWT-SAL Code"
G.F. Homicz
SAND91-1124
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[Bullet] [Abstract] [Report] "Three-Dimensional Wind Simulation"
P.S. Veers
SAND88-0152
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[Bullet] [Abstract] [Report] "A Markov Method for Simulating Non-Gaussian
Wind Speed Time Series"
G.M. McNerney, P.S. Veers
SAND84-1227
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[Bullet] [Abstract] [Report] "Modeling Stochastic Wind Loads on Vertical Axis
Wind Turbines"
P.S. Veers
SAND83-1909
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VAWT Archives
[Bullet] [Brochure] "Vertical Axis Wind Turbine: The History of the
DOE Program"
Sandia National Laboratories Staff
Back to Topic Selection       Top of Page
[Bullet] [Brochure] "What Is It?"
Sandia National Laboratories Staff
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Final Project Report: High-Energy Rotor, Development,
Test and Evaluation"
FloWind Corporation
SAND96-2205
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Measured Data for the Sandia 34 Meter Vertical Axis
Wind Turbine"
T.D. Ashwill
SAND91-2228
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[Bullet] [Abstract] [Report] "Numerical Simulation of VAWT Stochastic Aerodynamic
Loads Produced by Atmospheric Turbulence:
VAWT-SAL Code"
G.F. Homicz
SAND91-1124
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Selected Papers on Wind Energy Technology"
   "Three-Dimensional Wind Simulation"
   "Time Domain Structural Response Calculations for
        Vertical Axis Wind Turbines"
   "Fatigue Characterization of a VAWT Blade Material"
   "Simplified Fatigue Damage and Crack Growth
        Calculations for Wind Turbines"
   "Crack Propagation Analysis of WECS Components
        Using the LIFE2 Computer Code"
   "Model Validation of the Sandia 34-Meter Test Bed
        Turbine Using Substructured Modal-Testing"
   "Initial Structural Response Measurements for the
        Sandia 34-Meter VAWT Test Bed"
   "Damage Predictions for Wind Turbine Components
        Using the LIFE2 Computer Code"
   "Control of the Variable Speed Generator on the
        Sandia 34-Meter Vertical Axis Wind Turbine"
   "Test Results and Status of the DOE/Sandia 34-M
        VAWT Test Bed"
   "Aerodynamic Design and Initial Performance
        Measurements for the Sandia 34-M Dismeter
        Vertical-Axis Wind Turbine"
   "Structural Response Measurements and Predictions
        for the Sandia 34-Meter Test Bed"
   "Fatigue Analysis of the Sandia 34-Meter Vertical
        Axis Wind Turbine"
   "Rainflow Counting Algorithm for Operations of
        Variable-Speed Wind Turbines"
   "Smart Control Algorithms for Operation of
        Variable-Speed Wind Turbines"
   "Performance Predictions for an Intermediate-Sized
        VAWT Based on Performance of the 34-M VAWT
        Test Bed"
Sandia National Laboratories Staff
SAND90-1615
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Fatigue Characterization of a VAWT Blade Material"
J.A. Van Den Avyle, H.J. Sutherland
1989 ASME Wind Energy Symposium,
ASME 1989, pp. 125-129.
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Initial Structural Response Measurements and Model
Validation for the Sandia 34-Meter VAWT Test Bed"
T.D. Ashwill
SAND88-0633
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Three-Dimensional Wind Simulation"
P.S. Veers
SAND88-0152
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modal Testing In The Evaluation of Wind Turbines"
J.P. Lauffer, T.G. Carne, T.D. Ashwill
SAND87-2461
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modal Testing the EOLE"
T.G. Carne, J.P. Lauffer, A.J. Gomez
SAND87-1506
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Developments in the Blade Shape Design for a Darrieus
Vertical Axis Wind Turbine"
T.D. Ashwill, T.H. Leonard
SAND86-1085
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Aeroelastic Effects in the Structural Dynamic Analysis
of Vertical Axis Wind Turbines"
D.W. Lobitz, T.D. Ashwill
SAND85-0957
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[Bullet] [Abstract] [Report] "Structural Design of the Sandia 34-Meter Vertical Axis
Wind Turbine"
D.E. Berg
SAND84-1287
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Tailored Airfoils for Vertical Axis Wind Turbines
P.C. Klimas
SAND84-1062
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[Bullet] [Abstract] [Report] "Dynamic Stall Regulation of the Darrieus Turbine"
J.W. Oler, J.H. Strickland, B.J. Im, G.H. Graham
SAND83-7029
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modeling Stochastic Wind Loads on Vertical Axis
Wind Turbines"
P.S. Veers
SAND83-1909
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Aeroelastic Stability Analysis of a Darrieus Wind Turbine"
D. Popelka
SAND82-0672
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Modal Testing of a Rotating Wind Turbine"
T.G. Carne, A.R. Nord
SAND82-0631
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Finite Element Analysis and Modal Testing of a Rotating
Wind Turbine"
T.G. Carne, D.W. Lobitz, A.R. Nord, R.A. Watson
SAND82-0345
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[Bullet] [Abstract] [Report] "Effects of Blade Preset Pitch/Offset on Curved-Blade
Darrieus Vertical Axis Wind Turbine Performance"
P.C. Klimas, M.H. Worstell
SAND81-1762
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[Bullet] [Abstract] [Report] "Guy Cable Design and Damping For Vertical Axis
Wind Turbines"
T.G. Carne
SAND80-2669
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Vertical Axis Wind Turbine Drive Train
Transient Dynamics"
D.B. Clauss, T.G. Carne
SAND80-2646
Back to Topic Selection       Top of Page
[Bullet] [Abstract] [Report] "Comparison of Field and Wind Tunnel
Darrieus Wind Turbine Data"
R.E. Sheldahl
SAND80-2469
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[Bullet] [Abstract] [Report] "Aerodynamic Characteristics of Seven Symmetrical Airfoil
Sections Through 180-Degree Angle of Attack For Use In
Aerodynamic Analysis of Vertical Axis Wind Turbines"
R.E. Sheldahl, P.C. Klimas
SAND80-2114
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[Bullet] [Abstract] [Report] "Aerodynamic Performance of a 5-Metre-Diameter Darrieus
Turbine with Extruded NACA-0015 Blades"
R.E. Sheldahl, P.C. Klimas, L.V. Feltz
SAND80-0179
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[Bullet] [Abstract] [Report] "Aerodynamic Performance of the 17-Metre-Diameter
Darrieus Wind Turbine in the Three-Bladed Configuration:
An Addendum"
M.H. Worstell
SAND79-1753
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[Bullet] [Abstract] [Report] "Characteristics of Future Vertical-Axis Wind Turbines"
E.G. Kadlec
SAND79-1068
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[Bullet] [Abstract] [Report] "Aerodynamic Performance of the 17-Metre-Diameter
Darrieus Wind Turbine"
M.H. Worstell
SAND78-1737
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[Bullet] [Abstract] [Report] "Torque Ripple in a Vertical Axis Wind Turbine"
R.C. Reuter, M.H. Worstell
SAND78-0577
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[Bullet] [Abstract] [Report] "Four Aerodynamic Prediction Schemes for Vertical-Axis
Wind Turbines - A Compendium"
P.C. Klimas, R.E. Sheldahl
SAND78-0014
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[Bullet] [Abstract] [Report] "Vertical Axis Wind Turbine Tie-Down Design
With an Example"
R.C. Reuter, Jr.
SAND77-1919
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[Bullet] [Abstract] [Report] "Free-Air Performance Tests of a 5-Metre-Diameter
Darrieus Turbine"
R.E. Sheldahl, B.F. Blackwell
SAND77-1063
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[Bullet] [Abstract] [Report] "Wind Tunnel Performance Data for Two- and Three-Bucket
Savonius Rotors"
B.F. Blackwell, R.E. Sheldahl, L.V. Felts
SAND76-0131
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[Bullet] [Abstract] [Report] "Wind Tunnel Performance Data for the Darrieus
Wind Turbine with NACA 0012 Blades"
B.F. Blackwell, R.E. Sheldahl, L.V. Felts
SAND76-0130
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[Bullet] [Abstract] [Report] "The Darrieus Turbine: A Performance Prediction Model
Using Multiple Streamtubes"
J.H. Strickland
SAND75-0431
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[Bullet] [Abstract] [Report] "The Vertical-Axis Wind Turbine
'How It Works'"
B.F. Blackwell
SAND74-0160
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[Bullet] [Abstract] [Report] "Blade Shape For Troposkien Type of Vertical-Axis
Wind Turbine"
B.F. Blackwell G.E. Reis
SAND74-0154
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[Bullet] [Abstract] [Report] "Practical Approximations to a Troposkien by Straight-Line
and Circular-Arc Segments"
G.E. Reis, B.F. Blackwell
SAND74-0100
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[Bullet] [Brochure] "Vertical Axis Wind Turbine: The History of the
DOE Program"
Sandia National Laboratories Staff
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Wind Powering America [WPA]
[Bullet] [Report] "New Mexico Resources Assessment:  Lee Ranch
 Data Summary and Transmittal:  September - December 2002
 Annual Analysis:  January - December 2002"
Global Energy Concepts, LLC
February 2003
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           (click to enlarge) Photo of the Month
Taiban Mesa, NM

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Page Updated:
November 20, 2008