Environmental Engineering Reference
In-Depth Information
TABLE 8.3
Enertech 44 Wind Turbine, Fixed Pitch, Induction Generator
Year
Operating
Time h
Connect Time
%
Energy
kWh
Capacity Factor
%
Availability
%
Wind Speed
m/s
Rated Power
kW
82
3,218
63.0
48,092
40
99.9
5.7
25
83
5,567
63.6
63,710
29
92.6
6.0
84
4,611
52.6
72,295
86.3
5.9
40
85
4,662
55.5
91,732
17
94.9
5.6
60
86
4,121
47.1
77,522
15
82.1
5.7
87
3,850
44.0
65,638
12
81.0
5.6
88
3,971
45.3
71,643
77.0
5.6
40
a
89
5,893
67.3
83,452
19
99.4
5.3
90
5,831
66.6
86,592
20
97.5
5.6
91
5,705
65.1
82,390
19
96.6
5.9
92
5,641
64.6
73,510
17
98.0
5.4
93
5,754
65.9
88,363
17
96.4
5.7
94
5,769
66.4
79,392
18
95.7
5.6
95
4,099
46.8
51,931
12
72.8
5.7
96
4,991
56.8
76,470
17
86.8
5.8
97
4,608
52.6
56,958
13
75.4
5.5
Hybrid
98
4,944
56.4
68,885
16
93.2
5.5
99
4,487
51.2
65,147
15
93.3
5.7
00
4,241
48.3
66,589
15
85.3
5.7
Average
5.7
Note:
Data for 1982 is not a full year. Wind speed at 10 m height.
a
60 kW generator, 40 kW gearbox.
TABLE 8.4
Performance, Enertech 44/40 kW, 44/60 kW, Bushland, Texas, April 1984-September
1986 (Anemometer at 10 m)
Operating Time
h
Connect Time
%
Energy
kWh
Availability
%
Average Speed
m/s
Date 44/40
No. Days
3/20/84-4/01/84
Shakedown
4/02/84-4/30/84
29
571
82
11,148
100
7.4
May
31
568
76
9,078
99.7
6.4
June
30
511
71
8,281
100
6.3
July
31
430
58
5,017
100
5.0
August
31
302
41
2,443
99.7
4.1
September
30
461
64
7,240
100
5.8
October
31
412
55
6,260
100
5.3
Summary
213
3,254
64
49,467
100
5.8
44/60
11/17/84-11/30/84
17
Shakedown
December
31
366
49
7,877
87.3
5.6
1985
365
4,897
56
91,732
94.9
5.7
January-September
1986
273
3,824
58
72,905
100
5.8
Summary
686
9,087
57
172,514
97
5.7
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