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] |
|
|
|