海曾-威廉公式 巴普罗夫斯基公式
张扬晓烨ღ
2024-11-16 17:45:05
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海曾威廉公式 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: 柯尔-勃洛克公式 i=λ*v^2/(2.0*g*d) 1.0/λ^0.5=-2.0*lg[k/(3.7*d)+2.5/(re*λ^0.5)] re=v*d/ν 计算温度:10 ,ν=0.000001 3、局部损失系数:1.20 4、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) 1 27.72 48.190 1238423.668 1238375.478 2 80.74 49.130 797874.408 797825.278 3 46.59 48.610 294619.317 294570.707 4 31.60 48.720 136470.667 136421.947 5 84.49 53.600 46060.710 46007.110 6 82.75 46.400 260477.392 260430.992 7 154.78 47.010 122093.066 122046.056 8 187.18 48.970 37009.614 36960.644 9 121.04 50.130 14299.222 14249.092 10 97.61 50.550 14299.314 14248.764 11 12.05 44.640 1463882.836 1463838.196 12 -2649.33 44.800 1477648.884 1477604.084 13 95.60 45.540 24595.304 24549.764 14 183.97 46.520 9554.339 9507.819 15 126.93 48.880 8393.574 8344.694 16 21.96 41.380 1372221.568 1372180.188 17 80.34 41.800 799083.307 799041.507 18 50.88 44.000 286204.207 286160.207 19 22.90 41.290 252591.621 252550.331 20 75.78 44.300 89941.755 89897.455 21 57.57 41.570 25362.983 25321.413 22 74.18 41.570 8089.532 8047.962 23 59.31 41.380 7822.365 7780.985 24 19.41 42.590 3608.168 3565.578 25 60.92 41.330 8619.775 8578.445 26 0.00 44.300 36740.226 36695.926 27 3.75 43.060 6236.750 6193.690 28 93.59 41.570 4559.372 4517.802 29 36.55 40.910 2565.264 2524.354 30 89.31 47.650 523.641 475.991 31 181.29 47.820 730.161 682.341 32 93.19 46.530 4045.750 3999.220 33 47.53 51.170 84.970 33.800 34 90.91 49.900 156.666 106.766 35 124.65 47.750 1789.539 1741.789 36 32.27 47.340 1843.350 1796.010 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) 管道损失(m) 1-11 100 340.0 1243.419 158.317 552595.999 225459.168 2-1 100 695.0 1215.704 154.788 528236.523 440549.260 3-4 100 685.0 733.669 93.414 192394.952 158148.650 3-2 100 820.0 1196.217 152.307 511438.100 503255.091 5-4 100 980.0 463.753 59.047 76879.216 90409.957 6-3 100 460.0 415.955 52.961 61851.313 34141.925 7-4 100 590.0 238.318 30.344 20307.347 14377.601 7-6 100 650.0 704.513 89.701 177415.804 138384.327 8-7 100 1050.0 434.619 55.337 67526.549 85083.452 8-5 100 675.0 176.765 22.506 11174.192 9051.096 9-8 100 1020.0 227.799 29.004 18554.242 22710.392 10-9 100 285.0 0.818 0.104 0.269 0.092 10-5 100 1805.0 202.502 25.783 14663.618 31761.396 11-12 150 40.0 2649.330 149.921 286792.671 13766.048 13-8 100 750.0 196.403 25.007 13793.677 12414.309 14-9 100 955.0 107.578 13.697 4140.387 4744.883 14-13 100 860.0 201.886 25.705 14574.579 15040.966 15-14 100 980.0 52.498 6.684 987.045 1160.765 15-10 100 1270.0 104.076 13.251 3875.157 5905.740 16-11 100 110.0 1393.861 177.472 694403.541 91661.267 17-16 100 710.0 1371.903 174.676 672697.490 573138.261 17-2 100 750.0 61.251 7.799 1343.221 1208.899 18-17 100 790.0 1230.317 156.649 541011.709 512879.100 18-6 100 435.0 371.304 47.276 49285.085 25726.814 19-18 100 120.0 808.134 102.895 233420.737 33612.586 20-19 100 615.0 785.239 99.980 220392.772 162649.866 20-7 100 600.0 353.431 45.000 44654.598 32151.311 21-13 100 175.0 101.082 12.870 3655.614 767.679 21-20 100 1015.0 385.117 49.035 53020.338 64578.772 22-21 100 785.0 226.461 28.834 18336.997 17273.452 22-14 100 640.0 72.998 9.294 1907.301 1464.807 23-15 100 1510.0 29.643 3.774 315.237 571.209 23-22 100 705.0 29.671 3.778 315.800 267.167 24-25 100 825.0 118.959 15.146 5062.229 5011.607 25-26 100 570.0 339.121 43.178 41111.770 28120.451 26-20 100 270.0 677.770 86.296 164202.249 53201.529 26-27 100 620.0 338.649 43.118 40999.296 30503.476 27-28 100 930.0 64.795 8.250 1503.027 1677.378 28-22 100 215.0 195.612 24.906 13682.790 3530.160 29-28 100 645.0 84.849 10.803 2576.367 1994.108 29-36 100 720.0 48.297 6.149 835.548 721.914 30-24 100 725.0 99.545 12.674 3545.434 3084.528 31-30 100 860.0 23.607 3.006 200.116 206.520 31-25 100 725.0 159.241 20.275 9068.523 7889.615 32-27 100 70.0 270.105 34.391 26083.339 2191.001 32-31 100 1020.0 87.007 11.078 2708.815 3315.589 33-30 100 890.0 33.846 4.309 410.741 438.671 34-31 100 780.0 41.350 5.265 612.708 573.494 34-33 100 885.0 13.688 1.743 67.511 71.696 35-34 100 950.0 63.251 8.053 1432.345 1632.873 35-32 100 650.0 89.909 11.448 2892.578 2256.211 35-28 100 960.0 81.967 10.436 2404.369 2769.833 36-35 100 485.0 16.029 2.041 92.459 53.811 四、管网平差结果特征参数 水源点 12: 节点流量(l/s):-2649.330 节点压力(m):1477648.88 最大管径(mm):150.00 最小管径(mm):100.00 最大流速(m/s):177.472 最小流速(m/s):0.104 水压最低点 33, 压力(m):84.97 自由水头最低 33, 自由水头(m):33.80 ps:1.我的水源供水量本应为2849.25l/s,可是这个数据根本无法计算. 2.为什么预赋管径都是100?? 3.我是根据蓝图自己画的示意图,在图面上定义了"节点地面标高"和"管长"后预赋管径.由于是单水源,所以并没有定义水源分界管以及环上主干管. 20210311