风机盘管的计算及风管水力计算
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总新风量首层1830
二层2010
顶层2010
总计5850
管选型及水力平衡计算
管段编号风量(m3/h)长度(m)管道宽 mm管道高 mm动压(mmH2O)风速(m/s)比摩阻(mmH2O/m)实际风速(m/s h-g330.000 4.30160.00120.001550.2800 4.77 g-f420.000 3.30200.00120.00155 2.4500 4.86 f-e570.000 3.30250.00160.00155 1.7600 3.96 e-d720.000 3.30250.00200.00155 1.4900 4.00 d-c870.0009.90250.00200.00155 1.4900 4.83 c-b1020.000 2.02250.00250.00155 1.2900 4.53 k-j420.000 2.50200.00120.00155 2.4500 4.86 j-i540.000 6.60200.00160.00155 1.9700 4.69 i-b810.000 2.93250.00200.00155 1.4900 4.50 a-b1830.000 5.23500.00250.001550.9000 4.07
管段编号
局部管件局部阻力系数总系数密度(kg/m3)空气流速(m/s)局部阻力(pa)总局部阻力(pa)90度弯管0.19
风阀0.25
送风口13.0090度弯管0.19变径接头0.65变径接头0.65三通0.04变径接头0.65三通0.04f-g 三通0.04 1.205 4.00四通0.35
变径接头0.65三通0.04
变径接头0.82四通0.35
变径接头0.65三通0.04
变径接头0.16变径接头90度弯管变径接头三通三通90度弯管
支路的水力计算表
支路
风量管长管道宽管道高动压风速
沿程阻力(pa)比摩阻
8-h 330.000
3.00250.00200.00
20.84000.2800
2.85
68.0265
4.86#REF!#REF!#REF!
27.22
14.0810.6513.241.205
1.831.834.863.964.834.534.691.2051.2051.2051.2051.2051.2051.00
0.86
1.00
0.20
1.2051.2051.2051.205y-x a-y
g-h e-f d-e c-d b-c x-b 局部阻力计算(删)
j-9i-j h-i 13.44
7-g90.000 3.00120.00120.002 1.83000.6100 9-f60.000 3.00120.00120.002 1.83000.6100 6-f90.000 3.00120.00120.002 1.83000.6100 5-e90.000 3.00120.00120.002 1.83000.6100 10-e60.000 3.00120.00120.002 1.83000.6100 4-d90.000 3.00120.00120.002 1.83000.6100 11-d60.000 3.00120.00120.002 1.83000.6100 c-390.000 3.00120.00120.002 1.83000.6100 c-1260.000 3.00120.00120.002 1.83000.6100 i-2150.000 3.00200.00120.002 1.38000.4600 i-13120.000 3.00160.00120.002 1.53000.5100 k-1420.000 3.00250.00250.0020.72000.2400 j-14120.000 3.00160.00120.002 1.53000.5100总计22.4700
风机盘管风量选风机盘管风量
3/h m3/h m3/h风机盘管型号台数4201970.6839782364.820774ECR-6003
150705.1465667846.1758801ECR-8001
90337.5732834405.08794ECR-3001
90337.5732834405.08794ECR-3001
90337.5732834405.08794ECR-3001
90337.5732834405.08794ECR-3001
90406.3191005487.5829206ECR-3001
3301571.4322051885.718645ECR-8001
60273.7705796328.5246955ECR-3001
60273.7705796328.5246955ECR-3001
60273.7705796328.5246955ECR-3001
60273.7705796328.5246955ECR-3001
120547.8624013657.4348815ECR-6001
120567.4581716680.9498059ECR-6001总新风量1830
420
150
90
90
90
90
90
60
60
60
60
120
120
当量直径m管段沿程阻力(pa)
0.1411.8076
0.1579.2896
0.2056.9591
0.2248.2210
0.22144.6631
0.2525.6057
0.1560.0679
0.18127.5106
0.2242.7560
0.3346.1615
总计643.0420