Wind Power
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Transcript of Wind Power
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--961123: WWEA
98%
:,,
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0.8/1.2/
1.7/3.5/()
2.0
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10.250.37 1
1 CO23.5NOx6.1SO2
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Annual Wind Power DevelopmentActu al 1990-2006 & Fo recast 2007-2011
0
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
1990 1995 2000 2006 2011
MW
Europe USA Asia Rest of World ExistingSource: BTM Consult ApS - March 2007
: BTM
20%30%
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200673,904MW14,900MW2006
25.3%2010160,000MW2006 ~ 2010
20%
: WWEA
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2006Installed Accu. Installed Accu. % of installed
MW MW MW MW MW
2005 2005 2006 2006 2006
Total Americas 2,671 10,062 3,515 13,577 23.4%Total Europe 6,372 41,044 7,682 48,627 51.2%
Total South & East Asia 1,971 5,753 3,220 8,963 21.4%
Total OECD-Pacific 484 2,137 491 2,628 3.3%
Total Africa 44 278 109 386 0.7%
Total other continents and
areas: 0 124 0.0 124 0.0%
Annual MW installed
capacity 11,542 15,016
Cumulative MW installed
in the world 59,398 74,306
Source: BTM Consult ApS - March 2007
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2006
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53247MW
72%
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200577.8%(200485.5%; 200375%)
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200682.4%(200577.8%; 200485.5%; 200375%)
Top-10 Supp liers in 2006% of the to tal market 15,016 MW
GAMESA (ES)
15.6%
GE WIND (US)
15.5% ENERCON (GE)
15.4%
SUZLON (Ind)7.7%
SIEMENS (DK)
7.3%
Others
4.6% GOLDWIND (PRC)
2.8%
ACCIONA (ES)
2.8%
VESTAS (DK)
28.2%REPOWER (GE)
3.2%
NORDEX (GE)
3.4%
Source: BTM Consult ApS - March 2007
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2006
0 500 1000 1500 2000 2500 3000 3500 4000 4500
Vestas
Gamesa
GE Wind
Enercon
Suzlon
Siemens
Nordex
Repower
Acciona
GoldWind
MW
(MW) (MW)
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--96.03.081. 202020%2. 2020199020%3. 202010%4. 5. 2010
LED
1. 2. 3. 4. 5. 6.
7.
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1()2006WWEA (2007/02)
5,000 MW
(2010)
20,000 MW
(2011)
28,000 MW
(2010)
30,000 MW
(2010)
100,000MW
(2020)
()
3,136 MW11,615 MW20,622 MW11,603 MW2006
8MW
(0.3%)
1,587MW
(15.8%)
2,194MW
(11.9%)
2,454MW
(26..8%)
20061( )
2,159MW(2010)
3,000MW(2010)
11,800MW(2030)
30,000MW(2020)
100,000MW
(2030)
400,000MW
(2050)
12,000MW(2012)()
6,270 MW
1,840 MW
(41.5%)
103.7 MW1,394 MW2,405 MW2006
79.8 MW
(600%)
354 MW
(34%)
1,145 MW
(90.93%)
20061( )
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2040
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Pe = Pw Cpmg Cp ()
0.59 {Betz limit} g()
50 ,80
m()
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Power in the Wind(W/m2)
Density = P/(RxT)P - pressure (Pa)R - specific gas constant (287 J/kgK)
T - air temperature (K)
= 1/2 x air density x swept rotor area x (wind speed)3
A V3
Area = r2 Instantaneous Speed
(not mean speed)
kg/m3 m2 m/s
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vs
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vs
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(20kw)
()
H
H
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()
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+
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3m/sec(2m/sec)
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1.2.
3.1.
!!2.
1.2. 3.4.(
)5. 6.
1. 2. 3. 4. 5.
1. 2. 3. 4.
1. 2.
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Wake loss3~6
Ris National Lab.
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shadow flicker
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(wind mill)
(wind turbine)
wind farm
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Grid Connection
Hybrid System
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15 x 1528 x 8243
6045 3323.51,750660
Vestas 660 Vestas 1,750
70 0
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0
10 0
20 0
30 0
40 0
50 0
60 0
0 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5
4 m/s
15 m/s
25 m/s
3 ~ 4 /25/
60/
20
Vestas V47-660 kW
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Yaw
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(Rotor blade) (Hub) (Main Bearing) (Rotor control)
(Gear box) (Shafting) (Generator) (Disc Brake & caliper) (Machine bed)
(Spinner & Nacelle) (Yaw-gear) (Meteorological sensors) (Tower & Foundation) (Converter)
(Control panel) (Scada software) (Cooling system) (Lighting protection) (Ladder & lift)
(Underground Cable)
