供暖系统热水网路水力计算表
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热水网路水力计算表
(k=0.5mm，t=100℃，ρ=958.4kg/m3，ν=0.295×10-6m2/s)
表中采用单位：水流量G(t/h)，流速v(m/s)，比摩阻R(Pa/m)
公称直径253240507080100125150
φ×δ32×2.538×2.545×2.557×3.576×3.589×3.5108×4133×4159×4.5
G V R v R v R v R v R v R v R v R v R
0.50.2555.70.1719.2
0.60.3077.00.2027.50.149.0
0.70.35105.20.2437.10.1613.5
0.80.41137.40.2748.40.1815.80.12 5.6
0.90.46173.90.3161.00.2122.1
1.00.51214.60.3473.10.2324.40.158.6
1.10.56259.70.3789.40.2537.60.1610.1
1.20.61309.10.41105.30.2838.80.181
2.0
1.30.6636
2.80.4412
3.50.3045.40.191
4.0
1.40.71420.70.47143.20.3247.40.2116.20.11 3.0
1.50.7648
2.90.51164.40.3558.70.2218.5
1.60.81549.50.54187.10.3766.70.2421.1
1.70.86620.30.58211.20.3975.40.2523.7
1.80.91695.50.61236.80.4284.50.2726.50.14 5.0
1.90.96774.90.64263.80.4494.10.2829.5
2.0 1.01858.70.68292.20.46104.30.3032.60.16 6.1
2.1 1.06946.70.71332.20.48115.00.3136.0
2.2 1.111038.50.7535
3.70.51125.50.3238.30.177.4
2.30.78386.50.53137.90.3441.8
2.40.81420.90.55150.10.3545.6
2.50.85456.70.5816
3.00.3749.50.199.3
2.60.8849
3.90.60175.50.3853.50.2010.1
公称直径3240506580100125150200
φ×δ38×2.545×2.557×3.576×3.589×3.5108×4133×4159×4.5219×6
G v R v R v R v R v R v R v R v R v R
2.70.9252
3.60.62190.00.4057.60.2110.8
2.80.95572.80.65204.40.4162.00.2211.6
2.90.98614.50.67219.20.4366.50.2212.4
3.0 1.02657.60.6923
4.60.4470.00.2313.3
3.1 1.05702.20.72250.60.4671.10.241
4.2
3.2 1.08748.20.74267.00.4781.00.2515.1
3.3 1.12759.80.76283.90.4986.10.2616.0
3.4 1.1584
4.70.78301.40.5091.40.2617.1
3.50.81319.40.5296.90.2718.00.197.3
3.60.83337.90.53102.50.2819.00.207.6
3.70.85356.90.55108.30.2920.10.208.1
3.80.88376.40.5611
4.30.2921.20.218.5
3.90.90396.50.58120.30.3022.20.219.0
4.00.92417.10.59126.60.3123.40.229.0
4.20.97459.90.62139.60.332
5.110.0
4.4 1.02504.70.65153.20.3427.510.9
4.6 1.06551.60.68167.40.3630.211.9
4.8 1.11600.60.71182.30.3732.70.2612.9
5.0 1.15651.80.74197.80.3935.614.2
5.2 1.20704.90.77213.90.4038.415.3
5.4 1.25760.20.80230.70.4241.50.3017.5
5.6 1.29817.60.83248.00.4344.60.3118.30.21
6.4
5.8 1.34877.00.8626
6.10.454
7.80.3219.7
6.0 1.38938.00.89284.80.4751.20.3320.5
6.2 1.431002.10.92304.10.4854.70.3421.90.23
7.80.15 2.5
6.40.95324.00.5058.20.3523.2