戈壁近地表粉尘释放动力机制的野外风洞试验
陈书峄, 张伟民, 马绍休, 谭立海, 梁林昊

Study on dynamic mechanism of dust emission from gobi based a portable wind tunnel experiment atop the Mogao GrottoesDunhuangChina
Shuyi Chen, Weimin Zhang, Shaoxiu Ma, Lihai Tan, Linhao Liang
表2 无供沙及供沙条件下戈壁粉尘释放通量 F 和冲击、反弹能量的对比
Table 2 Comparison of gobi dust emission flux and impactrebounding energy under no sand supply condition and sand supply condition
无供沙条件供沙条件
U*/(m·s-10.690.840.961.121.280.770.881.011.241.37
F/(μg·m-2·s-1)649.412 343.132 896.643 446.793 409.743 277.626 349.6810 188.3212 407.2513 772.68
冲击能量/×10-7 J1.043.828.4811.4411.2814.4024.0840.9088.20108.56
F/冲击能量624.44613.39341.59301.29302.28227.62263.69249.11140.67126.865
反弹能量/×10-7 J0.461.243.044.845.238.6310.9312.4114.1115.58
F/反弹能量1 411.761 889.62952.84712.14651.95379.79580.94820.97879.32883.99