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发表于 2009-5-19 22:13
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Vestas Wind Turbine, 估计是V80-1.8MW( y" X4 U C; v$ \& c: y2 D" y" C0 w# l
7 ^2 K$ x/ J/ i J4 QRotor' |& g. W, F s9 `# X7 w8 Y" B5 @
Diameter: 80 m, I' S" @9 G" G; m7 I. j( A% S, {
Area swept: 5,027 m2
% }& k$ r# K& B" j5 Y$ V$ }Nominal revolutions: 15.5/16.8 rpm0 V9 F0 r! A) {1 O- a+ r
Number of blades: 35 Z+ h, [6 b$ H" v C) @ j0 j. _
$ C! c1 H9 E3 s9 W+ Y. _9 CTower
% K% R4 l; I: ~5 m* zHub height (approx): 60 m, 67 m, 78 m
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( s- k3 ^% U e9 B' [7 p4 eOperational data$ R d ^6 T0 X
Cut-in wind speed: 4 m/s" `" K6 `1 [% d; V8 _# C
Nominal wind speed (1,800 kW): 15 m/s
0 M2 `& Q6 T& ?9 s+ nCut-out wind speed: 25 m/s
. c ~% t& e3 n$ S) t0 G7 G
% ~1 Q8 y- P! k1 ?# R5 |; XGenerator
. m' Z, q! b7 QType: Asynchronous with OptiSlip®, p5 _2 `( t! {) T; r; w
Nominal output: 1,800 kW% L, c) a4 ~4 x, H2 D5 r8 `4 @8 I
Operational data: 60 Hz
0 t$ D$ T/ i, S9 b1 ~ e! j, F0 ]690 V
" J) m* ]6 K2 b' p) B, `
- n) i. N4 V& N% Q1 ?+ P# n( D, F9 MWeight u$ q! E: i4 ^
Nacelle: 67 t( T: l7 I: {3 D, C9 g8 c: G/ H
Rotor: 37 t' y+ i; E' c3 i( @
6 {5 f6 }9 d" F! D6 x5 M
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