Journal of Wind Energy / 2013 / Article / Tab 2 / Research Article
Statistical and Spectral Analysis of Wind Characteristics Relevant to Wind Energy Assessment Using Tower Measurements in Complex Terrain Table 2 Monthly average wind speed and air density based on 2003 to 2008 composite datasets for the 50 m towers and February 2007 to March 2008 Stone Cabin Tower data.
Tower parameter Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec. Annual average Tonopah 24NW
(m/s), 50 m 4.97 5.44 5.85 6.52 6.22 6.35 5.25 5.08 5.30 5.41 5.04 4.53 5.49
(m/s), 30 m 4.69 5.09 5.50 6.13 5.83 5.94 4.90 4.79 5.01 5.12 4.79 4.33 5.17
(m/s), 10 m 4.33 4.73 5.11 5.73 5.45 5.56 4.62 4.48 4.69 4.75 4.43 4.04 4.82
(kg/m3 ) 1.084 1.071 1.053 1.038 1.016 0.997 0.985 0.994 1.015 1.039 1.081 1.086 1.036 Kingston 14SW
(m/s), 50 m 3.73 4.21 4.81 5.51 4.93 5.27 4.69 4.66 4.35 4.22 3.45 3.99 4.53
(m/s), 30 m 3.25 3.71 4.30 4.95 4.44 4.78 4.26 4.11 3.80 3.64 2.98 3.48 4.01
(m/s), 10 m 2.81 3.20 3.81 4.34 3.94 4.22 3.80 3.69 3.44 3.29 2.70 3.06 3.56
(kg/m3 ) 1.059 1.045 1.029 1.015 0.995 0.977 0.964 0.972 0.992 1.015 1.013 1.058 1.055 Luning 7W
(m/s), 50 m 3.74 4.14 3.68 4.30 4.48 4.45 3.81 3.32 3.51 3.94 3.69 4.75 3.96
(m/s), 30 m 4.02 4.12 4.09 4.53 4.33 4.23 3.66 3.52 3.59 4.01 3.80 4.68 4.03
(m/s), 10 m 3.51 3.63 3.69 4.03 3.82 3.73 3.21 3.13 3.20 3.48 3.27 4.00 3.54
(kg/m3 ) 1.108 1.092 1.072 1.057 1.033 1.015 1.000 1.010 1.032 1.067 1.093 1.105 1.055 Luning 5N
(m/s), 50 m 3.11 3.77 4.14 4.63 4.50 4.40 3.69 3.51 3.41 3.63 3.26 3.81 3.81
(m/s), 30 m 2.80 3.46 3.83 4.33 4.20 4.10 3.42 3.24 3.15 3.25 2.91 3.43 3.49
(m/s), 10 m 2.52 3.00 3.48 3.88 3.73 3.60 2.99 2.06 2.86 2.90 2.70 3.05 3.12
(kg/m3 ) 1.080 1.067 1.048 1.036 1.015 1.000 0.983 0.991 1.011 1.043 1.068 1.079 1.033 Stone Cabin
(m/s), 80 m 5.123 5.562 5.525 5.752 5.883 5.667 5.061 3.985 4.514 6.463 4.536 4.988 5.255
(m/s), 60 m 6.034 6.243 5.945 6.125 6.287 5.955 5.461 3.935 5.208 6.757 4.542 5.619 5.676
(m/s), 40 m 5.652 5.908 5.661 5.751 5.883 5.673 5.163 3.793 4.683 6.255 4.197 5.352 5.445
(m/s), 10 m 4.460 4.875 4.588 4.717 4.918 4.338 3.919 2.517 3.004 4.468 3.236 4.201 4.104
(kg/m3 ) 0.982 0.962 0.945 0.936 0.941 0.962 0.984 0.997 1.025 1.025 1.014 1.008 0.982