水泵计算选型(冷冻水泵).xls
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1、附表4: 冷冷冻冻水水泵泵计计算算表表 冷冻水泵选型计算书CHWP-1.2.3.4 1.1.扬扬程程计计算算 H=(H1+H2)+H3)*1.1(mH2O) 其中: H:水泵扬程(mH2O) H1:管路沿程阻力(mH2O) H2:管路局部阻力(mH2O) H3 :设备阻力(蒸发器+末端)(mH2O) 序号 管路规格管径(m)长度(m)流速(m/s)比磨阻力 (pa/m) 沿程阻力 (pa) 沿程阻力 (mH2O) 备注 一、H1=管长*比摩阻(mH2O) 最不利环路选择:制冷主机-水泵-分水器-地下供水管路-1-4mf管井-塔楼竖井- RF新风机组X/RF-03-管井-地下室-集水器-制冷主机
2、(典型环路)H1H1=L*hf DN4500.4537.62.00823083.20.31制冷机房 1DN3500.3654.742.00965255.040.53制冷机房 2DN1500.1525.82.002917507.80.75制冷机房 3DN1500.151702.00291494704.95地下一层 4DN1500.15642.00291186241.861-4m管井 5DN1500.1522.52.002916547.50.654mf 6DN1250.125101.8029829800.304mf 7DN1000.1111.8039443340.434mf 8DN800.0823
3、1.5036183030.834mf 9DN500.05171.1033957630.584mf 10DN250.02511.70.70343.004013.10.405f 11DN250.0253.70.70343.001269.10.136f 12DN250.0253.70.70343.001269.10.137f 13DN320.0323.70.95428.001583.60.168f 14DN320.0323.70.95428.001583.60.169f 15DN400.0423.70.95358.001324.60.1310f 16DN400.0423.70.95358.00132
4、4.60.1311f 17DN400.0423.70.95358.001324.60.1312f 18DN500.053.71.10339.001254.30.1313f 19DN500.053.71.10339.001254.30.1314f 20DN500.053.71.10339.001254.30.1315f 21DN500.053.71.10339.001254.30.1316f 22DN500.053.71.10339.001254.30.1317f 23DN500.053.71.10339.001254.30.1318f 24DN500.053.71.10339.001254.3
5、0.1319f 25DN500.053.71.10339.001254.30.1320f 26DN500.053.71.10339.001254.30.1321f 27DN500.053.71.10339.001254.30.1322f 28DN500.058.71.10339.002949.30.2923f 29DN650.0698.71.40394.003427.80.34RF 30DN800.0891.50361.0032490.32RF 31DN1000.141.80394.0015760.16RF 35DN1500.15142.00291.0040740.41RF 44DN1500.
6、1571.52.00291.0020806.52.08RF-4M管井 合计626.1417.42 H2H2= 序号 部件规格数量流速 V(m/s) 局部阻力 系数 单位阻力 (pa/个) 局部阻力 (pa) 局部阻力 (mH2O)1弯头DN35062.000.265203120.000.31 2弯头DN25022.000.265201040.000.10 3弯头DN20022.000.265201040.000.10 4弯头DN150202.000.2652010400.001.04 5弯头DN12541.800.264211684.800.17 6弯头DN10061.800.26421252
7、7.200.25 7弯头DN8061.500.262931755.000.18 8弯头DN65101.400.262552548.000.25 9弯头DN50101.100.261571573.000.16 10弯头DN40100.950.261171173.250.12 11弯头DN32100.950.261171173.250.12 12弯头DN25100.700.2664637.000.06 13弯头DN2060.700.2664382.200.04 14三通DN450420.265202080.000.21 15三通DN35022.000.265201040.000.10 16三通DN
8、150221.6533006600.000.66 17三通DN12521.81.6526735346.000.53 18三通DN10021.81.6526735346.000.53 19三通DN8021.51.6518563712.500.37 20三通DN6521.41.6516173234.000.32 21三通DN5021.11.659981996.500.20 22三通DN4020.951.657451489.130.15 23三通DN32220.951.6574516380.381.64 24三通DN25160.71.654046468.000.65 25三通DN2020.71.65
9、404808.500.08 26大小头DN150*12522.000.18360720.000.07 27大小头DN125*10021.800.18292583.200.06 28大小头DN100*8021.800.18292583.200.06 29大小头DN80*6521.500.18203405.000.04 30大小头DN65*5021.400.18176352.800.04 31大小头DN50*4021.100.18109217.800.02 32大小头DN40*3220.950.1881162.450.02 33大小头DN32*2520.950.1881162.450.02 34大
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- 水泵 计算 选型 冷冻
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