3类集沙仪野外测试对比

刘箴言, 常春平, 郭中领, 李继锋, 王仁德, 李庆, 黄亚鹏, 李旭, 刘珺, 苏振生

A comparative study on field test of sand collectors

Zhenyan Liu, Chunping Chang, Zhongling Guo, Jifeng Li, Rende Wang, Qing Li, Yapeng Huang, Xu Li, Jun Liu, Zhensheng Su

表4 不同模型的输沙量计算方程

Table 4 Sediment transport equations for different models

模型	方程
Bagnold模型^[22]	$q = C_{B} (\frac{ρ}{g}) u_{*}^{3} {(\frac{d}{D})}^{\frac{1}{2}}$
Kawamura模型^[23]	$q = C_{K} (\frac{ρ}{g}) (u_{} - u_{ t}) {(u_{} + u_{ t})}^{2}$
Zingg模型^[24]	$q = C_{z} {(\frac{d}{D})}^{\frac{3}{4}} \frac{ρ}{g} {(\frac{τ_{0}}{ρ})}^{\frac{3}{2}}$
Lettau-Lettau模型^[25]	$q = C_{L} {(\frac{d}{D})}^{\frac{1}{2}} (\frac{ρ}{g}) u_{}^{2} (u_{} - u_{* t})$
Hsu模型^[26]	$q = C_{H} {(\frac{u_{*}}{{(g D)}^{\frac{1}{2}}})}^{3}$