| 灰色线性回归组合模型在计算给水管道阻力系数中的应用 |
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| 引用本文： | 张海宾,党志良,余方智.灰色线性回归组合模型在计算给水管道阻力系数中的应用[J].华北水利水电学院学报,2009,30(1). |
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| 作者姓名： | 张海宾 党志良 余方智 |
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| 作者单位： | 西安理工大学,西北水资源与环境生态教育部重点实验室,陕西,西安,710048 |
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| 摘 要： | 为了求解管道阻力系数,将其应用到工程中的水力计算中,运用灰色线性回归组合模型进行求解,得出了计算管道阻力系数的数学模型,并结合工程实例进行验证.实践表明该模型的精度较高,具有一定参考价值.
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| 关 键 词： | 管道阻力系数 灰色线性回归组合模型 MATLAB |
Grey-linear Regression Combined Model and Applications in Calculating Drag Coefficient of Water Supply Pipeline |
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| ZHANG Hai-bin,DANG Zhi-liang,YU Fang-zhi.Grey-linear Regression Combined Model and Applications in Calculating Drag Coefficient of Water Supply Pipeline[J].Journal of North China Institute of Water Conservancy and Hydroelectric Power,2009,30(1). |
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| Authors: | ZHANG Hai-bin DANG Zhi-liang YU Fang-zhi |
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| Affiliation: | Key Lab of Northwest Water Resources and Environment Ecology of MOE at XAUT;Xi'an 710048;China |
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| Abstract: | In order to solve pipeline drag coefficient and apply it to hydraulic calculation in projects,grey-linear regression combined model is used to solve pipeline drag coefficient,the model of calculating pipeline drag coefficient is got,and combining with engineering exampl,the model is verified.The results show that the model is of high precision and has some reference value. |
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| Keywords: | MATLAB |
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