噴滴灌設(shè)計(jì)水力計(jì)算表

1、PVCPVC管管無無多多口口水水力力損損失失計(jì)計(jì)算算序序號號長長度度流流量量管管徑徑凈凈管管徑徑流流速速沿沿程程損損失失 局局部部損損失失總總損損失失(m)(m3/h)(mm)(mm)( (m/s)(m)(m)(m)(8-2)O-A80230200/6.2187.6187.62.311.650.161.81O-B760230200/6.2187.6187.62.3115.651.5717.22B-B303.640/2.036360.981.040.101.1424.0017.0080.63MPa0.8MPa50.142025324040/2.036365050/2.046466363/2.05

2、9597575/2.370.470.49090/2.884.484.4110110/3.4103.2103.2125125/3.1118.8118.8125/3.9140140/4.3131.4131.4160160/4.9150.2150.2200200/6.2187.6187.6250250/7.7234.6234.61.0MPa1.25MPa1.6MPa2.5MPa20/2.0161620/2.315.415.425/2.0212125/2.819.419.432/1.628.828.832/2.427.227.240/3.0343450/3.0444463/3.0575763/3.85

3、5.455.475/3.667.867.890/4.381.481.490/5.479.279.2110/5.399.499.4110/6.696.896.8117.2117.2125/4.8115.4115.4140/6.7126.6126.6160/7.7144.6144.6200/9.6180.8180.8250/11.9226.2226.20.8MPa注： 流量指數(shù)PVC=1.77PE=PVCPVC管管有有多多口口水水力力損損失失計(jì)計(jì)算算支支管管號號出出口口數(shù)數(shù) 流流量量指指數(shù)數(shù)X X多多口口系系數(shù)數(shù)長長度度流流量量 管管徑徑流流速速 水水力力損損失失 局局部部損損失失總總損損失失(N

4、)(N)(PVC)（m） （m3/h）（mm） (m/s)（m）(m)(m)31.770.50.544589144115103.2103.23.8198.190.829.0161.770.5 0.3982618801246462.0062.880.293.160.63MPa0.8MPa2025324040/2.036365050/2.046466363/2.059597575/2.370.470.49090/2.884.484.4110 110/3.4103.2103.2125 125/3.1118.8118.8125/3.9117.2117.2140 140/4.3131.4131.4160

5、 160/4.9150.2150.2200 200/6.2187.6187.6250 250/7.7234.6234.61.0MPa1.25MPa1.6MPa2.5MPa20/2.0161620/2.315.415.425/2.0212125/2.819.419.432/1.628.828.832/2.427.227.240/3.0343450/3.0444463/3.0575763/3.855.455.475/3.667.867.890/4.381.481.490/5.479.279.2110/5.399.499.4110/6.696.896.8125/4.8115.4115.4140/6.

6、7126.6126.6160/7.7144.6144.6200/9.6180.8180.8250/11.9226.2226.2PEPE管管無無多多口口水水力力損損失失計(jì)計(jì)算算序序號號長長度度流流量量管管徑徑 凈凈管管徑徑 流流速速 沿沿程程損損失失 局局部部損損失失 總總損損失失 地地形形高高差差 實(shí)實(shí)際際損損失失(m)(m3/h) (mm)(mm)( (m/s)(m)(m)(m)(m)(m)1002063/4.784.40.991.200.121.320.001.326810121620253240506375900.25MPa0.4MPa6/0.558/0.66.810/0.5910/0.

7、88.412/0.610.812/0.910.216/0.814.416/1.213.620/1.01820/1.51725/1.222.625/1.921.232/1.628.832/2.427.240/1.936.240/3.03450/2.445.250/3.742.663/3.05763/4.753.675/3.667.875/5.56490/4.381.490/6.676.8PEPE管管有有多多口口水水力力損損失失計(jì)計(jì)算算出口數(shù) 流量指數(shù)X多口系數(shù)長度流量 外徑 內(nèi)徑流速 水力損失 局局部部損損失失(N)(PE)（m）（m3/h）（mm）（mm） (m/s)（m）(m)81.750.

8、5 0.390284186.7250/3.742.61.310.320.03201.750.50.373334416.850/3.742.63.273.740.37371.750.5 0.3687255051.8563/4.756.85.687.700.77總總損損失失(m)0.354.128.470.25MPa0.4MPa66/0.5588/0.66.81010/0.5910/0.88.41212/0.610.812/0.910.21616/0.814.416/1.213.62020/1.01820/1.5172525/1.222.625/1.921.23232/1.628.832/2.42

9、7.24040/1.936.240/3.0345050/2.445.250/3.742.66363/3.05763/4.753.67575/3.667.875/5.5649090/4.381.490/6.676.8PEPE管管有有多多口口水水力力損損失失計(jì)計(jì)算算鋁鋁管管無無多多口口水水力力損損失失計(jì)計(jì)算算序序號號長長度度流流量量管管徑徑凈凈管管徑徑流流速速沿沿程程損損失失 局局部部損損失失 總總損損失失 地地形形高高差差 實(shí)實(shí)際際損損失失(m)(m3/h)(mm)(mm)( (m/s)(m)(m)(m)(m)(m)120100127/1.0 125.02.263.590.363.95-0.35

10、3.60壁壁 厚厚1.01.01.21.21.51.55050/1.048.06565/1.063.065/1.262.665/1.562.07676/1.074.076/1.273.676/1.573.09090/1.088.090/1.287.690/1.587.0102102/1.0 100.0 102/1.299.6102/1.599.0127127/1.0 125.0 127/1.2 124.6 127/1.5124.0鋁鋁管管有有多多口口水水力力損損失失計(jì)計(jì)算算出出口口數(shù)數(shù) 流流量量指指數(shù)數(shù)X X多多口口系系數(shù)數(shù)長長度度流流量量 外外徑徑 內(nèi)內(nèi)徑徑流流速速水水力力損損失失 局局部部

11、損損失失(N)(N)(鋁鋁)（m）（m3/h）（mm）（mm） (m/s)（m）(m)161.740.50.3773151502563/4.762.62.34.020.40201.740.50.374689304475/5.0653.71.790.18101.740.50.385681406.650/3.742.61.30.670.07總總損損失失(m)4.421.970.74壁壁 厚厚1.01.01.21.21.51.55050/1.048.06565/1.063.065/1.262.665/1.562.07676/1.074.076/1.273.676/1.573.09090/1.088.

12、090/1.287.690/1.587.0102 102/1.0 100.0 102/1.299.6 102/1.599.0127 127/1.0 125.0 127/1.2 124.6 127/1.5 124.0鋁鋁管管有有多多口口水水力力損損失失計(jì)計(jì)算算鋼鋼管管沿沿程程水水頭頭損損失失計(jì)計(jì)算算序序號號長長度度流流量量公公稱稱直直徑徑流流速速沿沿程程損損失失局局部部損損失失總總損損失失地地形形高高差差實(shí)實(shí)際際損損失失(m)(m3/h)(mm)( (m/s)(m)(m)(m)(m)(m)902001503.110.571.0611.630.0011.63流流體體輸輸送送用用鍍鍍鋅鋅焊焊接接鋼鋼

13、管管規(guī)規(guī)格格YB（T）2987公公 稱稱 直直 徑徑外外 徑徑（mm) 薄薄 壁壁 鋼鋼 管管 普普 通通 鋼鋼 管管mmin公公 稱稱允允 許許 偏偏 差差壁壁 厚厚理理 論論出出廠廠壁壁 厚厚理理 論論出出廠廠薄薄 壁壁中中和和厚厚公公稱稱 允允許許質(zhì)質(zhì) 量量單單價價公公稱稱 允允許許質(zhì)質(zhì) 量量單單價價尺尺 寸寸尺尺寸寸 偏偏差差(kg/m)(元元/m)尺尺寸寸 偏偏差差(kg/m)(元元/m)(mm) (%)(mm)(%)6 1/810.00.20.31.880.36402.0100.39468 1/413.50.20.31.80.51932.250.624210 3/817.00.20

14、.31.80.67472.250.818415 1/221.30.20.32.00.95192.902.751.25803.8420 3/426.8 0.250.32.351.41694.322.751.63104.9725133.50.30.42.652.01606.053.252.42447.27321 1/442.30.30.42.652.59117.773.253.12979.39401 1/248.00.30.42.903.22539.353.503.840811.1450260.00.30.52.904.083411.84 3.504.876514.14652 1/275.50.4

15、0.63.255.790516.79 3.756.635119.2480388.50.40.73.256.832419.81 4.008.335124.171004114.0 0.450.83.659.932527.81 4.0010.850430.381255140.0 0.450.94.5015.036442.101506165.0 0.51.04.5017.810649.87 加加 厚厚 鋼鋼 管管壁壁 厚厚理理 論論出出廠廠公公稱稱 允允許許質(zhì)質(zhì) 量量單單價價尺尺寸寸 偏偏差差(kg/m)(元元/m)(mm) (%)2.5100.46242.750.72902.750.96643.25

16、1.44664.413.502.01106.134.002.90998.734.003.777911.334.254.585213.304.506.158817.864.507.878922.854.759.810028.455.0013.439737.635.5018.242251.085.5021.633060.57流流體體輸輸送送用用鍍鍍鋅鋅焊焊接接鋼鋼管管規(guī)規(guī)格格YB（T）2987（哈哈森森威威廉廉）公公式式管管道道沿沿程程水水頭頭損損失失計(jì)計(jì)算算序序號號沿沿程程摩摩擦擦系系數(shù)數(shù)長長度度流流量量管管徑徑凈凈管管徑徑流流速速沿沿程程損損失失C C(m)(m3/h)(mm)(mm)(m/s

17、)(m)120100100125/3.1118.8118.82.516.31管管 材材 種種 類類C CPVC0.63MPa0.8MPa塑料管（PVC，PE）15020石棉水泥管、新鋼管13025鍍鋅鋼管、錦塑軟管、涂釉缸瓦管12032半舊鋼管、鑄鐵管1104040/2.03636舊鋼管、舊鑄鐵管、離心澆注混凝土管1005050/2.04646普通混凝土管906363/2.059597575/2.370.470.49090/2.884.484.4110110/3.4103.2103.2125125/3.1118.8118.8125/3.9140140/4.3131.4131.4160160/4

18、.9150.2150.2200200/6.2187.6187.6250250/7.7234.6234.6PE0.25MPa0.4MPa66/0.588/0.61010/0.59 910/0.81212/0.610.810.812/0.91616/0.814.414.416/1.22020/1.0181820/1.52525/1.222.622.625/1.93232/1.628.828.832/2.44040/1.936.236.240/3.05050/2.445.245.250/3.76363/3.0575763/4.77575/3.667.867.875/5.59090/4.381.481

19、.490/6.6流流體體輸輸送送用用鍍鍍鋅鋅焊焊接接鋼鋼管管規(guī)規(guī)格格YB（T）2987公公 稱稱 直直 徑徑外外 徑徑（mm)mmin公公 稱稱允允 許許 偏偏 差差薄薄 壁壁尺尺 寸寸6 1/810.00.28 1/413.50.210 3/817.00.215 1/221.30.220 3/426.80.2525133.50.3321 1/442.30.3401 1/248.00.350260.00.3652 1/275.50.480388.50.41004114.00.451255140.00.451506165.00.51.0MPa1.25MPa1.6MPa2.5MPa20/2.016

20、1620/2.315.415.425/2.0212125/2.819.419.432/1.628.828.832/2.427.227.240/3.0343450/3.0444463/3.0575763/3.855.455.475/3.667.867.890/4.381.481.490/5.479.279.2110/5.399.499.4110/6.696.896.8117.2117.2125/4.8115.4115.4140/6.7126.6126.6160/7.7144.6144.6200/9.6180.8180.8250/11.9226.2226.25 56.86.88.48.410.21

21、0.213.613.6171721.221.227.227.2343442.642.653.653.6646476.876.8 薄薄 壁壁 鋼鋼 管管 普普 通通 鋼鋼 管管壁壁 厚厚理理 論論出出廠廠壁壁 厚厚理理 論論出出廠廠中中和和厚厚公公稱稱允允許許質(zhì)質(zhì) 量量單單價價公公稱稱允允許許質(zhì)質(zhì) 量量單單價價尺尺寸寸偏偏差差(kg/m)(元元/m)尺尺寸寸偏偏差差(kg/m)(元元/m)(mm)(%)(mm)(%)0.8MPa0.4MPa流流體體輸輸送送用用鍍鍍鋅鋅焊焊接接鋼鋼管管規(guī)規(guī)格格YB（T）2987外外 徑徑（mm)允允 許許 偏偏 差差0.31.880.36402.0100.39460.31.80.51932.250.62420.31.80.67472.250.81840.32.00.95192.902.751.25803.840.32.351.41694.322.751.63104.970.42.652.01606.053.252.42447.270.42.652.59117.773.253.12979.390.42.903.22539.353.503