Fundamental and Advanced Topics in Wind Power Part 1 docx

... obtained from orders@intechweb.org Fundamental and Advanced Topics in Wind Power, Edited by Rupp Carriveau p. cm. ISBN 978-953-307-508-2 Fundamental and Advanced Topics in Wind Power ...     ∞   2 (11 ) Defining the axial induction factor α as in Eqn 12   ∞    ∞ (12 ) gives Eqn 13 and 14 .     1  (13 )   ...

Ngày tải lên: 19/06/2014, 21:20

... operator (e.g. every 10 minutes). 211 Monitoring and Damage Detection in Structural Parts of Wind Turbines Fundamental and Advanced Topics in Wind Power 206 to wind turbines, but they may be ... R YX (τ). 218 Fundamental and Advanced Topics in Wind Power Monitoring and Damage Detection in Structural Parts of Wind Turbines 15 0 50 10 −5 freq...

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... Proceedings of ICSET 2008 on Sustainable Energy Technologies ,pp.777-780, ISBN 978 -1- 4244 -18 87-9, Singapore, Nov.24-27, 2008 Fundamental and Advanced Topics in Wind Power 410 -1 -0 .8 ... reactive power by the weak distribution grid. Fundamental and Advanced Topics in Wind Power 416 In Fig.26 the battery bank current is presented. The bat...

Ngày tải lên: 19/06/2014, 21:20

... the wind in two different ways. In the first approach, one can define the power extraction by an ideal turbine from Eqns. 23, 24 as: 1 33 11 2 2 33 11 1 1 3 11 3 11 11 22 11 1 3 223 18 29 81 92 () () ideal ... efficiencies involved: 1. Frictional losses in the bearings and gears: η friction Fundamental and Advanced Topics in Wind Power 24 ...

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... 0.366 19 85 13 .4 14 24 0.52 21 0.4778 1. 915 0.303 19 86 14 .3 14 25 0.5443 0.4556 1. 837 0.240 19 87 14 14 26 0.5664 0.4335 1. 765 0 .17 9 19 88 15 14 27 0.5886 0. 411 3 1. 698 0 .11 8 19 89 15 13 .9 28 0. 610 8 ... 0 .18 97 1. 234 -0.508 19 99 13 12 .5 38 0.8324 0 .16 75 1. 2 01 -0.580 2000 12 12 39 0.8546 0 .14 53 1. 170 -0.656 20 01 12 12 40 0.8767 0 .12...

Ngày tải lên: 19/06/2014, 21:20

... equations:  U J1 P J1  =  A J +1 12 [A J +1 22 ] 1 P J1 P J1  = e Σα  T 11 T 12 T 21 T 22   U 10 P 10  . (47) 12 6 Fundamental and Advanced Topics in Wind Power Part 2 Structural and Electromechanical Elements of Wind ... i.e. S J +1 =  U J +1 P J +1  =  A J +1 12 A J +1 22  E J +1 22 b J +1 2 , b J +1 2 =  a J +1 2 b J +1 2 c J +1...

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... q M (ia 0 ) M . (83) 14 0 Fundamental and Advanced Topics in Wind Power Efficient Modelling of Wind Turbine Foundations 45 0 1 2 3 4 5 6 7 8 0 5 10 15 0 1 2 3 4 5 6 7 8 1 0 1 2 Frequency, f [Hz] Frequency, ... harmonic loading) is as follows: κU 0 (ω)+i ωγ R 0 c 0 U 0 (ω)=P 0 (ω) (90) 14 2 Fundamental and Advanced Topics in Wind Power Efficient Modelli...

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... Enercon E -10 1 Germany 3.0 10 1 Leitwind LTW1 01 Italy 3.0 10 1 Siemens SWT 3.0 -10 1 Germany 3.0 10 1 Enercon E-82 Germany 2.0 - 3.0 83 Guangxi Yinhe Avantis Wind Power (in testing) China 2.5 - ... structure or footing is measured. 17 0 Fundamental and Advanced Topics in Wind Power Efficient Modelling of Wind Turbine Foundations 55 0 1 2 3 4 5 6 7 8 0 5...

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... made by Oy Windside in Finland Fundamental and Advanced Topics in Wind Power 234 2. Vertical-axis wind turbine 2 .1 Basic principle of vertical axis-machine Wind machine is a kind of energy ... Forward. The Shock and Vibration Digest, Vol. 35(6), pp. 4 51- 463. 2 31 Monitoring and Damage Detection in Structural Parts of Wind Turbines Fundamental and...

Ngày tải lên: 19/06/2014, 21:20

... 12 -6-5 [1] [1 ][2’][2][3][3’] [1 ] [1] [2][2’][3’][3] 5 > 0,9 12 -6-7 [1] [1 ][2’][2][3][3’] [1 ] [1] [2][2’][3’][3] 7  0,9 12 -12 -5 [3’ ,1] [1 ,1 ] [1, 2’][2,2][2’,3][3’,3’][3 ,1 ] [1, 1] [1 ,2][2’,2’][2,3’][3,3] ... Coupling harmonic Winding coefficient 9-9-4 [3’ ,1] [1 ,1 ] [1, 1] [1 ,2][2’,2’][2,2][2’,3][3’,3’][3,3] 4 > 0,9 9-9-5 [3’ ,1] [1 ,1 ] [1, 1] [1 ,2][2’,2’][2,...

Ngày tải lên: 19/06/2014, 21:20