HomeMy WebLinkAboutChefornak Wind Energy Met Tower Summary Report - Sep 2015 - REF Grant 7040056Page 1 of 5Summary Report: Chefornak Met Tower 1171 2012.06.07 - 2013.07.07.windog
Data Set Properties
Report Created:9/16/2015 12:55 using Windographer 2.4.13
Filter Settings:<Unflagged data>
Variable Value
Latitude N 9° 27' 0.000"
Longitude E 16° 2' 0.000"
Elevation 7 m
Start date 6/7/2012 08:00
End date 7/8/2013 10:00
Duration 13 months
Length of time step 10 minutes
Calm threshold 0.4 m/s
Mean temperature -8.93 °C
Mean pressure 101.2 kPa
Mean air density 1.339 kg/m³
Power density at 50m 602 W/m²
Wind power class 6 (Outstanding)
Power law exponent 0.137
Surface roughness 0.00706 m
Roughness class 0.71
Roughness description Lawn grass
Page 2 of 5Summary Report: Chefornak Met Tower 1171 2012.06.07 - 2013.07.07.windog
Wind Speed and Direction
Page 3 of 5Summary Report: Chefornak Met Tower 1171 2012.06.07 - 2013.07.07.windog
Wind Shear
Page 4 of 5Summary Report: Chefornak Met Tower 1171 2012.06.07 - 2013.07.07.windog
Turbulence Intensity
Page 5 of 5Summary Report: Chefornak Met Tower 1171 2012.06.07 - 2013.07.07.windog
Data Column Properties
Number Label Units Height Possible
Records
Valid
Records
Recovery
Rate (%)
Mean Min Max Std. Dev
1 Speed 29 m A m/s 29 m 57,036 56,788 99.57 7.20 0.40 24.20 3.77
2 Speed 29 m A SD m/s 29 m 57,036 56,788 99.57 0.645 0.000 3.800 0.353
3 Speed 29 m A Max m/s 29 m 57,036 56,788 99.57 8.79 0.40 31.30 4.49
4 Speed 29 m A Min m/s 29 m 57,036 56,788 99.57 5.52 0.40 20.20 3.09
5 Speed 29 m B m/s 29 m 57,036 56,788 99.57 7.23 0.40 24.50 3.74
6 Speed 29 m B SD m/s 29 m 57,036 56,788 99.57 0.643 0.000 3.200 0.351
7 Speed 29 m B Max m/s 29 m 57,036 56,788 99.57 8.82 0.40 31.30 4.46
8 Speed 29 m B Min m/s 29 m 57,036 56,788 99.57 5.55 0.40 20.20 3.05
9 Speed 22 m m/s 22 m 57,036 56,788 99.57 6.94 0.40 23.30 3.63
10 Speed 22 m SD m/s 22 m 57,036 56,788 99.57 0.655 0.000 3.800 0.352
11 Speed 22 m Max m/s 22 m 57,036 56,788 99.57 8.57 0.40 29.10 4.37
12 Speed 22 m Min m/s 22 m 57,036 56,788 99.57 5.25 0.40 19.50 2.94
13 Direction 29 m °29 m 57,036 56,788 99.57 28.5 0.0 356.0 116.6
14 Direction 29 m SD °29 m 57,036 56,788 99.57 5.2 0.0 112.0 5.4
15 Direction 29 m Max °29 m 57,036 56,788 99.57 152.9 0.0 359.0 120.0
16 Direction 29 m Min °29 m 57,036 56,788 99.57 0 0 0 0
17 Direction 22 m °22 m 57,036 56,788 99.57 32.9 0.0 359.0 115.5
18 Direction 22 m SD °22 m 57,036 56,788 99.57 5.4 0.0 112.0 4.4
19 Direction 22 m Max °22 m 57,036 56,788 99.57 166.3 0.0 359.0 120.4
20 Direction 22 m Min °22 m 57,036 56,788 99.57 355.2 355.0 355.0 0.2
21 CH9Avg 57,036 7,788 13.65 -53.73 -86.30 -35.40 13.29
22 CH9SD 57,036 7,788 13.65 2.33 0.00 25.70 4.48
23 CH9Max 57,036 7,788 13.65 -49.12 -86.20 -34.70 13.14
24 CH9Min 57,036 7,788 13.65 -60.39 -86.30 -35.40 15.20
25 Temperature °C 57,036 56,788 99.57 -8.93 -81.20 22.50 15.41
26 Temperature SD °C 57,036 56,788 99.57 0.195 0.000 5.000 0.429
27 Temperature Max °C 57,036 56,788 99.57 -11.58 -86.40 52.90 23.89
28 Temperature Min °C 57,036 56,788 99.57 -13.12 -86.40 22.20 24.20
29 Synthesized 49 m m/s 49 m 57,036 56,788 99.57 7.85 0.40 26.48 4.03
30 Synthesized 3 m m/s 3 m 57,036 56,788 99.57 5.33 0.06 18.51 3.11
31 Air Density kg/m³57,036 57,036 100.00 1.339 1.193 1.837 0.080
32 Speed 29 m A TI 57,036 56,788 99.57 0.102 0.000 1.600 0.073
33 Speed 29 m B TI 57,036 56,788 99.57 0.101 0.000 1.889 0.073
34 Speed 22 m TI 57,036 56,788 99.57 0.106 0.000 1.100 0.070
35 Synthesized 49 m WPD W/m²57,036 56,788 99.57 597 0 11,990 836
36 Speed 29 m A WPD W/m²57,036 56,788 99.57 470 0 9,157 678
37 Speed 29 m B WPD W/m²57,036 56,788 99.57 470 0 9,502 673
38 Speed 22 m WPD W/m²57,036 56,788 99.57 420 0 8,173 610
39 Synthesized 3 m WPD W/m²57,036 56,788 99.57 215 0 4,189 339