采暖水力平衡计算

管 径 计 算 表管段123456786aW27186.0047338.0059594.0079430.00183968.00183969.0079430.0047971.0035715.0031459.00热负荷Kg/h935.201628.432050.032732.396328.506328.532732.391650.201228.601082.19管径dmm41.0053.0053.0053.0080.5080.5053.0053.0041.0041.00管长Lm10.0032.004.0012.005.005.003.5033.0020.004.50单位摩阻RPa/m16.1912.7019.6534.0520.3520.3534.0513.0227.1621.34摩损RxLPa161.91406.2978.61408.56101.73101.73119.16429.65543.2796.04速度Vm/s0.200.210.260.340.350.350.340.210.260.23动压头hwPa19.0320.6632.7558.1758.6458.6458.1721.2232.8425.48局部阻力系数2.504.001.004.002.002.006.002.003.504.00局部阻力损失Z=hw(pa)47.5782.6532.75232.69117.27117.27349.0442.44114.95101.92总阻力RL+ZPa209.48488.94111.36641.25219.00219.00468.20472.08658.223487.53197.97 （一）环路1556315563535.37535.3721.2527.000.0066.00156.2246.210.003049.800.420.2686.4233.160.0080.500.002669.220.005719.025719.02 最不利环路阻力损失平衡阻力=5928K=(5756-5928)/5928=-3.0%≤15%（满足要求） （二）环路2015220152693.23693.2327.0035.7526.0037.0075.7418.321969.21677.770.340.1955.6018.0946.5029.002585.18524.559206.554554.391202.325756.71平衡阻力=6607第 1 页，共 6 页

K=(6314-6607)/6607=-4.4%≤15%（满足要求）11623399.8321.2517.0089.11 （三）11623399.8327.0060.0026.57环路平衡阻力=7074K=(6964-7074)/7074=-1.6%≤15%（满足要求）12256421.6121.2517.0098.64 （四）12256421.6127.0070.0029.37环路1514.791594.130.310.1948.2018.4933.5086.001614.741590.513129.523184.646314.161676.872055.740.330.2053.5920.5630.0079.001607.831624.523284.703680.266964.96平衡阻力=7460K=(7850-7460)/7460=5.2%≤15%（满足要求）19836682.3621.250.00249.92 （五）19836682.3627.0057.0073.48环路0.004188.140.530.33140.3953.870.0068.000.003662.840.007850.987850.981244.84130.61591.37843.29313.79584.58106.30539.664354.44343.60304.92648.529101112131415161728995.0051569.00104538.00104539.0085421.0072899.0050325.0028995.0033852.0052969.00997.431773.973596.113596.142938.482507.731731.18997.431164.511822.1335.7553.0053.0053.0053.0053.0053.0041.0041.0053.0031.003.005.005.002.0016.005.0023.0011.0012.0036.5314.9357.8257.8239.1628.8814.2618.2924.5315.711132.5144.79289.08289.0878.31462.0871.28420.61269.84188.500.280.220.450.450.370.320.220.210.250.2337.4524.52100.76100.7667.2849.0023.3521.6529.5025.873.003.503.005.503.502.501.505.502.504.50112.3485.82302.29554.21235.48122.5035.03119.0573.76116.42 （六）环路平衡阻力=4165K=(4298-4165)/4165=3%≤15%（满足要求）15170521.8521.250.0015170521.8527.0054.00148.6944.010.002376.690.410.2582.1131.500.0061.000.001921.770.004298.474298.47第 2 页，共 6 页

平衡阻力=4165K=(3940-4165)/4165=-5.4%≤15%（满足要求）13825475.5821.250.00124.33 （七）13825475.5827.0049.0036.89环路0.001807.800.370.2368.1926.170.0081.500.002132.500.003940.303940.30 （八）环路平衡阻力=5431K=(4930-5431)/5431=-9%≤15%（满足要求）21330733.7537.7515.0021330733.7527.0018.0015.5184.47232.711520.500.180.3616.3062.2823.0045.00374.892802.82607.594323.324930.91平衡阻力=6055K=(5965-6055)/6055=-1.7%≤15%（满足要求）22574776.5521.254.00321.39 （九）22574776.5527.0016.0094.21环路1285.551507.290.610.38181.8269.7611.5015.502090.911081.313376.462588.605965.06平衡阻力=6435K=(6661-6435)/6435=-3.5%≤15%（满足要求）12522430.7627.0015.0030.58 （十）12522430.7621.2530.00102.79环路平衡阻力=6465K=(6481-6465)/6465=-1%≤15%（满足要求）19117657.6227.0049.00 （十19117657.6221.250.00一）环路458.773083.660.210.3421.4755.9515.0050.00321.992797.29780.765880.956661.7168.45232.633354.260.000.320.5250.03130.3962.500.003126.950.006481.210.006481.21第 3 页，共 6 页

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第 6 页，共 6 页