梁受力產(chǎn)流管道渠道水力計算及產(chǎn)流估算

項目,計算公式,計算(每m損失量）,長度,總損失m（+15%局部）,,,,,,,,,,,,,,,,,,,,,

一、PVC-U、PE,,,,,,,,,,,,,,,,,,,,,,,,,

i=,0.000608*v^1.761/(d^1.239),0.01335824,1000,15.36,,,,,,,,,,,,,,,,,,,,,

,0.00093*q^1.761/(d^4.761),0.01334118,1000,15.34,,,,,,,,,,,,,,,,,,,,,

二、鋼管,,,,,,,,,,,,,,,,,,,,,,,,,

i=,0.00081*（1+0.684/v）^0.226*v^2/(d^1.226),0.01921406,1000,22.10,,,,,,,,,,,,,,,,,,,,,

1.新鑄鐵管,,,,,,,,,,,,,,,,,,,,,,,,,

i=,0.000734*（1+2.36/v）^0.284*v^2/(d^1.284),0.02548924,1000,29.31,,,,,,,,,,,,,,,,,,,,,

2.舊鋼管和舊鑄鐵管,,,,,,,,,,,,,,,,,,,,,,,,,

v《1.2m/s時，i=,0.000912*v^2*（1+0.867/v）^0.3/(d^1.3),0.02811860,1000,32.34,,,,,,,,25,3,1.6mpa,,,,,,,,,,,

v》1.2m/s時，i=,0.00107*v^2/(d^1.3),0.02715077,1000,31.22,,,,,,,,32,3,,,,,,,,,,,,

三、砼管,,,,,,,,,,,,40,3.7,,,,,,,,,,,,

i=,4^1.33*v^2*n^2/(d^1.33),0.03897569,1000,44.82,內(nèi)徑mm=,76.6,,pe外徑=,90,壁厚=,6.7,50,4.6,,,,,,,,,,,,

,d為管道內(nèi)徑=,0.0766,m,,,,,76.6,,,,63,5.8,,,,,,,,,,,,

,v為管內(nèi)流速=,0.948304622,m/s,,,,,,,,,75,6.8,,,,,,,,,,,,

,n為管道糙率=,0.015,,,,,,,,,,90,6.7,1mpa,,,,,,,,,,,

,q為管道流量=,0.004367924,m3/s,,,,,,,,,110,8.1,,,,,,,,,,,,

,,,,,,,,,,,,125,9.2,,,,,,,,,,,,

,,,,,,,,,,,,140,10.3,,,,,,,,,,,,

,,,,,,,,,,,,160,11.8,,,,,,,,,,,,

現(xiàn)狀年人口,設(shè)計年人口,"設(shè)計用水量

（m3/d）","管網(wǎng)漏失及未預(yù)見水量

15%（m3/d）","最高日用水量

（m3/d）",m3/s,l/s,流量系數(shù),擴(kuò)大流量,,,,200,14.7,,,,,,,,,,,,

1200,1312.656087,131.266,19.690,150.955,0.002,1.747,1.500,0.003,2.621,,,225,16.6,,,,,,,,,,,,

,,,長度,沿程損失,局部損失,總損失,2.500,0.004,4.368,,,250,18.4,,,,,,,,,,,,

1,PE、PVC,0.013,1000.000,13.358,2.004,15.362,,,,,,,,,,,,,,,,,,,

2,鋼管,0.019,1000.000,19.214,2.882,22.096,,,,,,,,,,,,,,,,,,,

3,鑄鐵管,0.025,1000.000,25.489,3.823,29.313,,,,,,,,,,,,,,,,,,,

4,舊鋼管/舊鑄鐵管,0.028,1000.000,28.119,4.218,32.336,,,,,,,,,,,,,,,,,,,

5,砼管,0.039,1000.000,38.976,5.846,44.822,,,,,,,,,,,,,,,,,,,

管段,材料,"長度

（m）","標(biāo)準(zhǔn)管徑

（mm）","計算內(nèi)徑

（mm）","流量

（L/s）","流速

（m/s）",i,"hl

(m)","hj

(m)","hf

(m)","首端高程

（m）","末端高程

（m）","高差

(m)","首端側(cè)壓水頭

（m)","末端側(cè)壓水頭

（m)","靜水頭

（m)",管材設(shè)計內(nèi)水壓力(map）,管材壓力等級選擇(map）,"壁厚

(mm)",現(xiàn)狀年人口,設(shè)計年人口,"設(shè)計用水量

（m3/d）","管網(wǎng)漏失及未預(yù)見水量

（m3/d）","最高日用水量

（m3/d）",過水?dāng)嗝妫╩2)

輸水管,,,,,,,,,,,,,,,,,,,,,,,,,

1--1,PE,1000,90,76.6,4.37,0.95,0.01265,12.65,1.265,13.91,750.00,735.00,15.00,0.00,1.09,15.00,0.23,1,6