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附表四風(fēng)管水力計算表序號 風(fēng)量(m3/h)管寬(mm)管高(mm)管長(m)(m/s)R(Pa/m)Py(Pa)動壓(Pa)Pj(Pa)Py+Pj(Pa)最不利環(huán)路119005002006.65.2781.0617.00326.516.682442.08449.086210142502504.84.5070.9394.5099.412.164114.34118.84838892502007.24.9391.2789.29.4514.609138.05147.25345962001607.25.1741.82313.12310.5816.03169.60182.72453031201207.35.8453.66826.7749.1420.46187.01213.78161071201205.32.0640.5813.0834.252.55187.3990.468立管8119005002006.65.2781.0617.00326.516.682442.08449.08678862502504.53.9380.7383.329.49.28787.2990.61487612501607.25.2851.6912.1694516.726752.68764.85294681601607.25.0782.00514.43810.5815.444163.40177.836101751201205.33.3761.3837.3279.146.82562.3869.7071167.641201204.51.3050.2611.17435.21.0235.8937.064資用壓力=1150.2，不平衡百分率 x=（1150.2-1202.16）/1150.2=-4.5%平衡 立管9119005002006.65.2781.0617.00326.516.682442.08449.08678862502504.53.9380.7383.329.49.28787.2990.61487612501607.25.2851.6912.1694516.726752.68764.85294681601607.25.0782.00514.43810.5815.444163.40177.836101751201205.33.3761.3837.3279.146.82562.3869.707121201201202.82.3150.7111.9926.83.20986.0187.995資用壓力=1250.2，不平衡百分率 x=（1250.2-1202.16）/1250.2=3.8%平衡立管10119005002006.65.2781.0617.00326.516.682442.08449.08678862502504.53.9380.7383.329.49.28787.2990.61487612501607.25.2851.6912.1694516.726752.68764.85294681601607.25.0782.00514.43810.5815.444163.40177.836131251201202.82.4110.7642.13826.733.48293.0895.215資用壓力=1058.6，不平衡百分率 x=（1058.6-1202.16）/1058.6=-14.4%平衡立管11119005002006.65.2781.0617.00326.516.682442.08449.08678862502504.53.9380.7383.329.49.28787.2990.61487612501607.25.2851.6912.1694516.726752.68764.85294681601607.25.0782.00514.43810.5815.444163.40177.836141681201203.13.2411.2863.98726.546.29166.93170.921資用壓力=1328.6，不平衡百分率 x=（1328.6-1202.16）/1328.6=9.4%平衡立管12119005002006.65.2781.0617.00326.516.682442.08449.08678862502504.53.9380.7383.329.49.28787.2990.61487612501607.25.2851.6912.1694516.726752.68764.852151251201202.82.4110.7642.13826.553.48292.4594.589資用壓力=1099.3，不平衡百分率 x=（1099.3-1202.16）/1099.3=-9.2%平衡立管13119005002006.65.2781.0617.00326.516.682442.08449.08678862502504.53.9380.7383.329.49.28787.2990.61487612501607.25.2851.6912.1694516.726752.68764.852161681201203.13.2411.2863.98726.636.29167.50171.487資用壓力=1139.3，不平衡百分率 x=（1139.3-1202.16）/1139.3=-5.5%平衡立管14119005002006.65.2781.0617.00326.516.682442.08449.08678862502504.53.9380.7383.329.49.28787.2990.614171251201202.82.4110.7642.13826.443.48292.0794.206資用壓力=1139.3，不平衡百分率 x=（833.2-1202.16）/=-35.4%不平衡，閥門調(diào)節(jié)立管7181251201202.82.4110.7642.13826.633.482188.40192.1資用壓力=192.1，不平衡百分率 x=（192.2-282.5）/192.1=-39.6%不平衡，閥門調(diào)節(jié)立管6191251201202.82.4110.7642.13826.463.482178.40181.2資用壓力=170.2，不平衡百分率 x=（181.2-252.4）/181.2=-35.4%不平衡，閥門調(diào)節(jié)立管5201681201203.13.2411.2863.98726.536.29166.87170.858資用壓力=170.2，不平衡百分率 x=（170.2-252.4）/170.2=-38.2%不平衡，閥門調(diào)節(jié)立管4211251201202.82.4110.7642.13826.563.482185.25188.67資用壓力=188.7，不平衡百分率 x=（188.7-226.4）/188.7=-20.2%不平衡，閥門調(diào)節(jié)立管3221681201203.13.2411.2863.98726.676.29167.75171.739資用壓力=171.7，不平衡百分率 x=（171.7-226.4）/171.7=-32.2%不平衡，閥門調(diào)節(jié)立管2231201201202.82.3150.7111.9926.463.20984.9186.904資用壓力=86.9，不平衡百分率 x=（86.9-90.46）/86.9=-4.1%平衡立管124761201203.11.4660.320.9926.751.28787.3088.52資用壓力=88.52，不平衡百分率 x=（88.52-90.46）/88.52=-2.8%平衡小計8904.64105135.863554.393669.473805.335