河流冲刷计算公式

2023年12月29日发(作者：外感)

水位高程m398.46河槽宽度Bm平槽平均水深Hm3.65水面宽度Lnpm187.7流量Qnpm/s2343.931.965.862.184.752.872.072.16.56洪峰流量 Qp(m3/s)125.536419969147.59洪水位Z(m)560.48559.8534121250128Ad1.2021.202平均流速V(m/s)1.291.21E

A水面宽含砂系数单宽流量系数洪峰面宽

699.478

平均水深Hcpm最大水深hmm8.3平均粒径dcpmm50E0.66A1.26冲刷后水 深度hp平均冲刷深度4452934789.4199964930.9199964938.6319832380..880684621.9806846226.091649441.631649446.628.58.58.9359.589.5823.30.660.460.660.664.4612350.2514.50.461.2021.311.231.21.37.255.113.40.660.660.461.2027.89352810.64352811.187.6084071212.5084071211.1415.412162452.012162453水面宽冲刷后最最大冲刷最大水深 hcm平均水深h(m) Bcj (m)大水深hp(m)深度(m)cq (m)泥沙平均粒径d(mm3253157.256.622.071.9635358.147.310.890.69

0.447321.6103535.07211929.57344376.08276312.161.454588