戈壁沙尘运动中风速与颗粒数及动能的标度律
王振亭, 孟小楠, 王雪松, 李庆

Scaling laws in wind speed, particle number and kinetic energy in Gobi sand movement
WANG Zhenting, MENG Xiaonan, WANG Xuesong, LI Qing
表2 不同观测条件下的沙尘运动各特征物理量能谱的标度指数拟合结果
Tab.2 The fitting results of scaling exponents of energy spectrum of physical variables describing aeolian sand and dust motions under different measurement conditions
数据来源 高度/m 物理量 序列数 均值 标准差 95%置信区间 物理量 序列数 均值 标准差 95%置信区间
Wang et al.,2022 0.30 U 1 724 1.438 0.418 [1.418, 1.457] W 1 724 1.336 0.491 [1.313, 1.360 ]
0.83 1.445 0.345 [1.429, 1.461] 1.360 0.456 [1.339, 1.382 ]
3.00 1.468 0.360 [1.451, 1.485] 1.404 0.508 [1.380, 1.428]
Tan et al.,2020 0.05 KE 37 1.141 0.175 [1.083, 1.200] PC 34 1.393 0.295 [1.290, 1.496]
0.12 37 1.110 0.193 [1.046, 1.174] 34 1.380 0.198 [1.311, 1.449]
0.38 18 1.038 0.165 [0.956, 1.120] 24 1.224 0.212 [1.135, 1.314]
0.80 PC 1 1.451
0.70 U 1 006 1.192 0.055 [1.188, 1.195] W 1 006 1.313 0.143 [1.305, 1.322]
2.00 1.313 0.143 [1.305, 1.322] 1.134 0.184 [1.123, 1.146]
Wang et al., 2023 0.05 KE 30 1.021 0.208 [0.943, 1.098] PC 23 1.234 0.145 [1.172, 1.297]
0.12 24 0.929 0.215 [0.839, 1.020] 28 1.176 0.186 [1.104,1.248]
0.38 15 0.992 0.138 [0.916, 1.068] 14 1.055 0.185 [0.948,1.161]
0.80 21 0.907 0.131 [0.847, 0.966] 15 1.121 0.137 [1.045,1.197]
1.41 19 0.781 0.183 [0.692, 0.869] 21 1.204 0.216 [1.106,1.302]
1.20 U 98 0.835 0.106 [0.813, 0.856] W 98 0.590 0.089 [0.572,0.608]
2.80 0.891 0.100 [0.871, 0.911] 0.629 0.104 [0.608,0.650]
本研究 0.10 DA 11 1.513 0.228 [1.360, 1.665] DN 12 1.015 0.210 [0.882,1.149]
0.20 7 1.400 0.192 [1.224, 1.577] 11 1.276 0.185 [1.152,1.401]
0.50 11 1.276 0.185 [1.152, 1.401] 18 0.965 0.164 [0.883,1.046]
1.00 23 0.922 0.199 [0.837, 1.008] 12 0.756 0.077 [0.708,0.805]
1.50 10 1.022 0.216 [0.868, 1.176]
2.00 15 0.901 0.108 [0.842, 0.961] 11 0.932 0.117 [0.854, 1.010]
0.50 U 486 1.187 0.043 [1.183, 1.190] W 486 0.899 0.067 [0.893, 0.905]
1.00 1.214 0.042 [1.211, 1.218] 1.214 0.041 [1.210, 1.218]