光伏立柱刷状草绳防掏蚀性能的风洞模拟

朱志昊, 屈建军, 殷轶男, 马世军, 赵永胜, 李青, 申保收, 肖建华

Wind tunnel simulation on anti-erosion performance of brush straw rope of photovoltaic column

Zhihao Zhu, Jianjun Qu, Yinan Yin, Shijun Ma, Yongsheng Zhao, Qing Li, Baoshou Shen, Jianhua Xiao

表2 不同模式输沙量拟合结果

Table 2 Fitting results of sediment flux density in different modes

模式 风速/(m·s-1) 高度/cm 集沙仪1 集沙仪2 拟合曲线公式 R2 P 拟合曲线公式 R2 P 空白立柱 6 0~60 qz =0.046·exp(-z/3.445) 0.954 <0.001 qz =0.020·exp(-z/7.233) 0.903 <0.001 10 0~60 qz =0.867·exp(-z/4.534)+0.009 0.972 <0.001 qz =0.606·exp(-z/2.478)+0.007 0.983 <0.001 14 0~60 qz =4.064·exp(-z/6.037)+0.035 0.988 <0.001 qz =5.688·exp(-z/1.936)+0.095 0.943 <0.001 18 0~60 qz =3.254·exp(-z/7.995)+0.013 0.994 <0.001 qz =7.106·exp(-z/2.948)+0.148 0.959 <0.001 1圈立柱 10 0~60 — qz =0.27·exp(-z/1.337)+0.001 0.969 <0.001 14 0~20 qz =0.101·exp(-z/4.147)+0.009 0.889 <0.001 qz =7.407·exp(-z/0.926)+0.048 0.993 <0.001 20~60 qz =0.033·exp[-0.5(z-44.075)2/17.3832]+0.006 0.615 <0.001 18 0~60 qz =1.017·exp(-z/2.158)+0.209 0.934 <0.001 qz =26.55·exp(-z/1.708)+0.345 0.984 <0.001 2圈立柱 10 0~60 qz =0.043·exp(-z/1.613) 0.910 <0.001 qz =0.043·exp(-z/0.919) 0.875 <0.001 14 0~20 qz =0.046·exp(-z/3.453) 0.978 <0.001 qz =0.632·exp(-z/0.687)+0.049 0.971 <0.001 20~60 qz =0.137·exp(-z/18.875) 0.810 <0.001 18 0~20 qz =1.659·exp(-z/2.096)+0.086 0.987 <0.001 qz =1.807·exp(-z/1.305)+0.306 0.974 <0.001 20~60 qz =0.363·exp[-0.5(z-49.58)2/13.4732]+0.066 0.904 <0.001 qz =-0.297·exp(z/91.397)+0.661 0.929 <0.001 3圈立柱 10 0~60 qz =0.165·exp(-z/2.48) 0.990 <0.001 qz =0.034·exp(-z/4.71) 0.751 <0.001 14 0~20 qz =1.103·exp(-z/2.438)+0.004 0.982 <0.001 qz =0.29·exp(-z/2.371)+0.065 0.943 <0.001 20~60 qz =0.143·exp(-z/33.591)-0.028 0.931 <0.001 18 0~20 qz =4.654·exp(-z/1.939)+0.116 0.991 <0.001 qz =2.357·exp(-z/1.311)+0.452 0.985 <0.001 20~60 qz=-0.263·exp[-0.5(z-27.887)2/15.4622]+0.303 0.945 <0.001 qz =0.675·exp(-z/35.451)+0.015 0.931 <0.001