Advanced Wind Turbine Program Next Generation Turbine ... - NREL

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Figure 19. POC Water-Cooled Loher 1.5-MW Generator (a) Main (Low-Speed) Shaft (b) Gearbox (c) High-Speed Shaft (d) Yaw Drive Figure 20. POC Drive Train Components 47
Figure 21. POC Drive Train on the NWTC Dynamometer Test Stand 48
Page 1 and 2:
National Renewable Energy Laborator
Page 3 and 4:
NOTICE This report was prepared as
Page 5 and 6:
Abstract This document reports the
Page 7 and 8: In addition to innovations resultin
Page 9 and 10: 3.2.3 Mechanical Loads Testing of t
Page 11 and 12: List of Symbols and Abbreviations A
Page 13 and 14: The SOW also stipulates that GE see
Page 15 and 16: 2.1 Electromechanical Systems Conce
Page 17 and 18: Table 1. Summary of the Key Drive T
Page 19 and 20: 2.1.1 Conventional-Speed Generators
Page 21 and 22: other than the wound rotor inductio
Page 23 and 24: offer compelling advantages to COE.
Page 25 and 26: cluded that the same would likely b
Page 27 and 28: cannot be designed for unity power
Page 29 and 30: Figure 5. Fatigue Damage Equivalent
Page 31 and 32: 2.3 Rotor and Structural Design Con
Page 33 and 34: 2.3.1.1 Upwind Rotor Blade and Towe
Page 35 and 36: Percent Change in Load Percent Chan
Page 37 and 38: the other three combinations of rot
Page 39 and 40: Percent Reduction in Component of F
Page 41 and 42: Design rules were used to estimate
Page 43 and 44: formed using the baseline rotor des
Page 45 and 46: duce an average flapwise deflection
Page 47 and 48: would be to reduce the COE by reduc
Page 49 and 50: 2.3.5 Boundary Layer Control GE com
Page 51 and 52: Perhaps the most important outcome
Page 53 and 54: Table 3. Proof of Concepts Turbine
Page 55 and 56: Figure 16. Schematic of the Proof o
Page 57: • Measure thermal characteristics
Page 61 and 62: • The lift and drag characteristi
Page 63 and 64: Figure 24. NGT POC Airfoil Family F
Page 65 and 66: One of the prototype blades was ini
Page 67 and 68: least 20 years of equivalent loadin
Page 69 and 70: 3.2.1 Power Performance Testing of
Page 71 and 72: Maxi mum Ti p Speed (m/s) Sound Pow
Page 73 and 74: Table 6. Engineering & Manufacturin
Page 75 and 76: GE briefly considered the costs and
Page 77 and 78: Figure 38. EMD 37-m (GE37a) Blade 6
Page 79 and 80: Development of the concept required
Page 81 and 82: Bench tests verified PLC control mo
Page 83 and 84: 4.3.2 Mechanical Loads Testing of t
Page 85 and 86: 5 Commercialization of GE NGT Techn
Page 87: F1146-E(12/2004) REPORT DOCUMENTATI
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Advanced Wind Turbine Program Next Generation Turbine ... - NREL

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