宝山给水管网平差(水源规划)

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1、宝山区水源规划给水管网平差一、平差基本数据1、平差类型：反算水源压力。2、计算公式：海曾威廉公式V=0.44*C*(Re/C)^0.075*(g*D*I)^0.5Re=V*D/ν计算温度：13，ν=0.0000013、局部损失系数：1.504、水源点水泵参数：水源点水泵杨程单位(m)，水源点水泵流量单位:(立方米/小时)水源节点编号流量1扬程1流量2扬程2流量3扬程3二、节点参数节点编号流量(L/s)地面标高(m)节点水压(m)自由水头(m)13.950.00028.00028.00025.77

2、0.00028.11328.11338.420.00028.39028.39047.070.00028.39028.39059.250.00028.39328.39366.610.00028.44428.44474.480.00028.50928.50988.990.00028.63128.63199.940.00028.85928.859107.870.00028.59728.597118.220.00028.50928.509128.220.00028.73528.735138.080.00

3、029.65329.653148.270.00029.38529.385159.500.00029.44929.449168.990.00029.82429.824177.760.00029.82529.825183.600.00029.99929.999194.650.00030.92430.924206.220.00030.48330.4832110.280.00030.78030.7802211.970.00032.36832.368234.890.00032.33132.331241.4

4、80.00033.52233.522250.000.00034.98934.989264.580.00034.98834.98827-225.000.00039.18639.186283.960.00028.27928.279291.940.00028.33028.330302.760.00028.22528.225311.870.00028.33928.339321.570.00028.41428.414337.100.00028.44728.447345.530.00028.40128.40

5、1353.400.00028.53828.538364.320.00028.64728.647372.060.00028.55928.559382.060.00028.78728.787392.520.00029.32129.321402.520.00029.69629.696411.710.00030.73930.739422.140.00032.28932.289430.460.00039.06939.069三、管道参数管道编号管径(mm)管长(m)流量(L/s)流速(m/s)千米损失(m)

6、管道损失(m)2-3200270.09.7200.2861.0270.2772-1200583.03.9460.1160.1940.1133-33400314.022.7780.1710.1800.0573-30150408.02.7620.1450.4040.1654-3400252.01.8750.0140.0020.0004-34150314.00.7360.0380.0350.0115-4400192.06.3930.0480.0170.0035-6400314.021.4750.161

7、0.1620.0516-11150386.01.7170.0900.1680.0657-8400386.030.8460.2310.3160.1227-6400276.026.3650.1980.2360.0658-9400361.044.8060.3360.6300.2288-11150276.02.9060.1520.4440.1229-10150276.04.3770.2290.9470.2619-15400526.061.1840.4591.1220.59010-14150526.05.

8、6060.2931.4970.78711-10150361.02.1100.1100.2460.08911-12150192.04.9260.2581.1790.22612-13400887.058.5820.4391.0350.91813-18400228.072.0600.5411.5180.34614-17150228.06.4310.3361.9300.44014-13150192.05.4020.2831.3980.26815-16400228.075.2520.5641.6450.3