各管件水损估算表(完整版).xls

各管件水损估算表(完整版).xls

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局部水头损失系数名称图示计算公式流速V水损H规格偏心减缩管渐放管渐缩管Dd异径管100750.160.030.16H=v2/2g0.80.0051501000.170.080.170.80.0062001000.180.190.190.80.0061500.170.060.170.80.0062501000.190.270.20.80.0071500.180.180.190.80.0062000.170.060.170.80.0063001000.20.320.20.80.0071500.190.260.20.80.0072000.180.160.190.80.0062500.170.050.170.80.0063501500.20.30.20.80.0072000.190.250.20.80.0072500.180.150.190.80.0063000.170.050.170.80.0064001500.20.330.210.80.0072000.20.30.20.80.0072500.190.240.20.80.0073000.180.130.190.80.0063500.170.040.170.80.0064502000.20.330.210.80.0072500.20.30.20.80.0073000.190.250.20.80.0073500.180.130.190.80.0064000.170.040.170.80.006局部水头损失系数名称图示计算公式流速V水损H等径丁字管直流汇合Q总=Q支时1.5H=v总2/2g0.80.049Q支=0时0.10.80.003直流分支Q总=Q支时1.50.80.049Q支=0时0.10.80.003直流0.10.80.003转弯流1.50.80.049分直流1.50.80.049汇合流30.80.098局部水头损失系数名称图示计算公式流速V水损H规格钢制焊接弯管45度弯头800.26H=v2/2g0.80.00851000.320.80.01041250.330.80.01081500.360.80.01182000.360.80.01182500.440.80.01443000.390.80.01273500.450.80.01474000.450.80.01474500.510.80.01675000.480.80.01576000.510.80.01677000.510.80.01678000.530.80.01739000.540.80.017610000.540.80.017690度弯头800.510.80.01671000.630.80.02061250.650.80.02121500.720.80.02352000.720.80.02352500.870.80.02843000.780.80.02553500.890.80.02914000.90.80.02944501.010.80.0335000.960.80.03136001.010.80.0337001.020.80.03338001.050.80.03439001.070.80.034910001.080.80.0353铸铁弯管铸铁90度弯头750.340.80.01111000.420.80.01371250.430.80.0141500.480.80.01572000.480.80.01572500.580.80.01893000.520.80.0173500.590.80.01934000.60.80.01964500.670.80.02195000.640.80.02096000.670.80.02197000.680.80.02228000.70.80.02299000.710.80.0232铸铁45度弯头750.170.80.00561000.210.80.00691250.220.80.00721500.240.80.0078钢制焊接弯管45度弯头H=v2/2g2000.240.80.00782500.290.80.00953000.260.80.00853500.30.80.00984000.30.80.00984500.340.80.01115000.320.80.01046000.340.80.01117000.340.80.01118000.350.80.01149000.360.80.0118局部水头损失系数名称图示计算公式流速V水损H规格升降式止回阀7.5H=v2/2g0.80.2449旋启式止回阀1506.50.80.21222005.50.80.17962504.50.80.14693003.50.80.114335030.80.0984002.50.80.08165001.80.80.05886001.70.80.0555水泵入口10.80.0327蝶阀矩形蝶阀50.280.80.0091100.450.80.0147150.770.80.0251201.340.80.0438252.260.80.0738303.540.80.1156355.70.80.1861409.30.80.30374515.10.80.49315024.90.80.81316077.40.82.5273703680.812.016900.8圆形蝶阀全开0.20.80.006550.240.80.0078铸铁45度弯头100.520.80.017150.90.80.0294201.540.80.0503252.510.80.082303.910.80.1277356.220.80.20314010.80.80.35274518.70.80.61065032.60.81.06455558.80.81.92601180.83.8531652560.88.3592707510.824.522900.8软链接光滑煨弯5020.80.06531002.10.80.06861502.20.80.07182002.30.80.07512502.40.80.07843002.50.80.0816型光滑弯501.70.80.05551001.80.80.05881501.90.80.06220020.80.06532502.10.80.06863002.20.80.0718蝶阀圆形蝶阀