风管设计计算表VIP免费

一、通风管道流量阻力表1、缩伸软管摩擦阻力表圆形风管v=2m/sv=3m/sv=4m/sv=5m/sv=6m/sΦ150127/0.43190/0.98254/1.8318/3.23381/4.46Φ200226/0.32339/0.73452/1.30565/2.03678/2.92Φ250353/0.26530/0.558707/1.04883/1.621060/2.33Φ300509/0.21764/0.951018/1.621273/2.441521/3.582、镀锌板风管摩擦阻力表矩型风管mm风量(m3/h)/摩擦阻力(Pa)v=2m/sv=3m/sv=4m/sv=5m/sv=6m/s120x120104/0.61156/1.27207/2.15259/3.25311/14.57160x120138/0.51207/1.07277/1.8346/2.75415/3.86160x160184/0.42277/0.78369/1.49461/2.26553/3.17200x120173/0.46259/0.95346/1.62432/2.45734/3.44200x160230/0.36346/0.77461/1.3576/1.79691/2.78250x120216/0.41324/0.87432/1.47540/2.23648/250x160288/0.32432/0.69576/1.17720/1.77864/2.48250x200360/0.27540/0.58720/0.99900/1.501080/2.11320x120269/0.38403/0.79537/1.34672/2.03806/2.86320x160369/0.29553/0.61737/1.04922/1.581106/2.22320x200461/0.25691/0.519221/0.871152/1.311382/1.85320x250576/0.21864/0.431152/0.741440/1.121728/1.57400x120336/0.35504/0.74673/1.25841/1.901009/2.67400x160461/0.27691/0.56922/0.951152/1.451382/2.03400x200576/0.22864/0.461152/0.781440/1.201728/1.68400x250720/0.191080/0.381440/0.661800/1.002160/1.40500x160576/0.25864/0.521152/0.891440/1.341728/1.89500x200720/0.211080/0.421440/0.731800/1.12160/1.54500x250900/0.171350/0.351800/0.602250/0.902700/1.28500x3201152/0.141728/0.282304/0.492880/0.753456/1.05500x4001440/0.122160/0.252880/0.423600/0.644320/0.89630x160726/0.221089/0.481452/0.841814/1.122177/1.98630x200907/0.191361/0.391814/0.672268/1.022722/1.43630x2501134/0.161701/0.322268/0.552835/0.833402/0.19630x3201452/0.132177/0.262903/0.443629/0.674355/0.94630x4001814/0.112722/0.223629/0.374536/0.565443/0.79630x5002268/0.13402/0.194536/0.315670/0.486804/0.68800x160922/0.201382/0.421843/0.672304/1.022765/2.15800x2001152/0.181728/0.372304/0.632880/0.953456/1.34800x2501440/0.142160/0.32880/0.513600/0.774320/1.08800x3201843/0.12765/0.233686/0.404608/0.605530/0.851000x2001440/0.162160/0.352880/0.603600/0.904320/1.301000x2501800/0.132700/0.283600/0.484500/0.725400/1.021000x3202304/0.113456/0.234608/0.375760/0.576912/0.80圆形风管v=2m/sv=3m/sv=4m/sv=5m/sv=6m/sΦ10055/0.7683/1.58111/2.68139/4.05166/5.69Φ140109/0.49164/1.03219/1.75273/2.64328/3.72Φ200224/0.31336/0.66448/1.12560/1.69672/2.38Φ2503.49/0.24524/0.5698/0.85873/1.281048/1.80Φ360727/0.151090/0.321454/0.541817/0.822180/1.15Φ400898/0.131347/0.281796/0.472245/0.722694/1.01Φ5001405/0.12108/0.212811/0.363513/0.554216/0.77说明(1).软管采用荷兰数据时,上述数据乘以下系数：Φ150x2；Φ200x1.8；Φ250x1.5；Φ300x1.3(2).局部摩擦阻力：散流器喉径(mm)ΔP(Pa)v=2m/sv=3m/sv=4m/sv=5m/sv=6m/s200x20015.935.763.499.1142.7300x30023.853.595.1148.7214.1400x40029.466.0117.3183.2263.9(3)与散流器的摩擦阻力：接管规格(mm)ΔP(Pa)v=2m/sv=3m/sv=4m/sv=5m/sv=6m/s镀锌管200x2002.45.39.414.721.2镀锌管400x4006.414.3225.539.857.3软管Φ15010.822.328.841.354.1软管Φ35010.122.740.463.190.8(4).保持风速必须的动压：当v=2m/s时,ΔP=2.4Pa；当v=3m/s时,ΔP=5.4Pa当v=4m/s时,ΔP=9.6Pa；当v=5m/s时,ΔP=15Pa当v=6m/s时,ΔP=21PaV2(5).其他局部阻力的计算按下式:2gΔP=ζ─γ二、室内送回风口尺寸表1、风口风量冷量对应表冷量风量m/h送风口mm回风口mmRTkw1.03.5750700x150800x1501.55.3800700x150800x1502.071000900x1501000x150/800x2002.58.714501000x2001200x2003.010.516001100x2001300x2003.512.218001250x200/1000x2501500x200/1200x2504.01419501000x2501300x2505.017.5830001600x250/1360x3002、不同送风方...