空调风系统水力计算示例.doc

附录空调器一送风管路最不利管路水力计算表编号 风量 管长矩形风管尺寸当量直径流速度单位长度摩擦面力摩擦阻力动压局部阻力系数局部阻力管段总阻力(m3/h)L（mm)a*b(mm)D(mm)(m/s)Rm(Pa/m)Pm(Pa)(Pa) ZP(Pa)1-2625 2373 250*200222 3.47 0.70 1.66 7.22 5.00 36.12 37.78 2-31250 6397 320*320320 3.39 0.42 2.69 6.90 6.00 41.37 44.06 3-42500 7275 400*320355 5.43 0.90 6.55 17.69 11.00 194.60 201.15 4-55000 8766 500*500500 5.56 0.70 6.14 18.55 9.00 166.93 173.07 5-67500 7795 630*630630 5.25 0.50 3.90 16.54 8.90 147.18 151.08 6-710000 8173 800*630705 5.51 0.40 3.27 18.22 8.70 158.48 161.75 7-812500 7409 800*800800 5.43 0.35 2.59 17.69 10.50 185.75 188.35 8-915000 8692 1000*800889 5.20 0.30 2.61 16.22 16.30 264.45 267.06 9-1017500 5577 1000*800889 6.07 0.35 1.95 22.11 11.50 254.23 256.18 空调器一送风管路水力计算平面图 1 2 3 410 9 8 7 6 5 空调器二送风最不利环路管路水力计算表编号 风量 管长矩形风管尺寸当量直径流速度单位长度摩擦面力摩擦阻力动压局部阻力系数局部阻力管段总阻力(m3/h)L（mm)a*b(mm)D(mm)(m/s)Rm(Pa/m)Pm(Pa)(Pa) ZP(Pa)1-26252134250*2002223.470.71.497.22750.5752.072-312505840320*3203203.390.422.456.97.249.6552.13-425007970400*3203555.430.97.1717.669.8173.05180.234-550007947500*4004445.210.695.4816.2713211.56217.045-675008450500*5005005.550.65.0718.488.9164.49169.566-7100007969630*5005575.510.514.0618.228.7158.48162.547-8125007553630*6306305.240.493.716.4712.5205.93209.638-91500074111000*8008896.070.372.7422.1118.3404.56407.39-101750078281000*8008896.010.43.1321.679195.05198.1810-112000045511000*100010005.290.321.4616.799.2154.47155.9311-122250032001250*100011005.60.352.615.86320322.6空调器二送风管路水力计算平面图 1 6 5 4 3 2 7 12 11 10 9 8空调器三送风最不利环路管路水力计算表编号 风量 管长矩形风管尺寸当量直径流速度单位长度摩擦面力摩擦阻力动压局部阻力系数局部阻力管段总阻力(m3/h)L（mm)a*b(mm)D(mm)(m/s)Rm(Pa/m)Pm(Pa)(Pa) ZP(Pa)1-2625 4095 250*200222 3.47 0.70 2.87 7.22 7.00 50.57 53.44 2-31250 21418 320*320320 3.39 0.42 9.00 6.90 7.20 49.65 58.64 3-42500 7385 400*320355 5.43 0.90 6.65 17.66 9.80 173.05 179.70 4-53750 7388 500*400444 5.21 0.69 5.10 16.27 13.00 211.56 216.66 5-65000 8312 500*500500 5.55 0.60 4.99 18.48 8.90 164.49 169.47 6-76250 7936 630*500557 5.51 0.51 4.05 18.22 8.70 158.48 162.53 7-87500 4986 630*630630 5.24 0.49 2.44 16.47 12.50 205.93 208.38 8-917500 2276 1000*800889 6.07 0.37 0.84 22.11 18.30 404.56 405.40 9 8 7 5 6 42 1 3空调器三送风管路水力计算平面图 空调器四送风最不利环路水力计算表编号 风量 管长矩形风管尺寸当量直径流速度单位长度摩擦面力摩擦阻力动压局部阻力系数局部阻力管段总阻力(m3/h)L（mm)a*b(mm)D(mm)(m/s)Rm(Pa/m)Pm(Pa)(Pa) ZP(Pa)1-26252812250*2002223.47 0.70 1.97 7.22 9.00 65.02 66.99 2-312508252320*3203203.39 0.42 3.47 6.90 7.20 49.65 53.11 3-425007489400*3203555.43 0.90 6.74 17.66 9.80 173.05 179.79 4-550007713500*4004445.21 0.69 5.32 16.27 6.80 110.66 115.98 5-675008206500*5005005.55 0.60 4.92 18.48 10.90 201.45 206.37 6-7100007966630*5005575.51 0.51 4.06 18.22 8.70 158.48 162.54 7-8125008245630*63063