空調(diào)風(fēng)管水力計(jì)算書

1、附錄1 空調(diào)風(fēng)管水力計(jì)算書空調(diào)風(fēng)系統(tǒng)水力計(jì)算空調(diào)風(fēng)系統(tǒng)圖如下所示：1. 選擇最不利環(huán)路。由圖中可見，最不利環(huán)路為1-2-3-4-5-62. 各管段計(jì)算結(jié)果見風(fēng)管水力計(jì)算表。3. 最不利環(huán)路阻力 P=P16 =170.5Pa系統(tǒng)總阻力P= 170.5Pa，吊頂空調(diào)器MK25DIA的機(jī)組余壓為210Pa，滿足要求?？照{(diào)風(fēng)管水力計(jì)算表序號(hào)風(fēng)量(m3/h管寬(mm管高(mm管長(zhǎng)(m(m/sR(Pa/mPy(Pa動(dòng)壓(PaPj(PaPy+Pj(Pa備注122504002003.37.8132.7158.962.536.55491.385100.3451個(gè)對(duì)開多葉調(diào)節(jié)閥=2.3，一個(gè)分流三通=0.2219

2、504002001.56.7712.0723.1080.227.4565.4918.5991個(gè)分流三通=0.2316504002005.25.7291.5137.870.219.6583.93211.8021個(gè)分流三通=0.2415004002001.55.2081.2661.8990.2516.2464.0625.9611個(gè)分流三通=0.2556004002001.62.0830.2340.3740.352.5990.911.2841個(gè)分流三通=0.3564002002001.72.7780.5650.96194.62141.5942.5511個(gè)蝶閥=972001501502.62.4690

3、.6541.70193.65132.86234.5631個(gè)蝶閥=983001501502.83.7041.3753.84910.758.21588.31592.1641個(gè)蝶閥=9，1個(gè)直角彎頭=1.7591501501500.51.8520.3890.19492.05418.48518.6791個(gè)蝶閥=9103001501503.43.7041.3754.67498.21573.93878.6121個(gè)蝶閥=9113001501502.73.7041.3753.71298.21573.93877.651個(gè)蝶閥=9129004002001.83.1250.4910.8832.65.84915.20

4、616.0891個(gè)對(duì)開多葉調(diào)節(jié)閥=2.3，一個(gè)分流三通=0.31360040020042.0830.2340.9350.242.5990.6241.5591個(gè)分流三通=0.241445040020011.5630.1390.1390.21.4620.2920.4311個(gè)分流三通=0.2151501501502.51.8520.3890.97210.752.05422.07923.0511個(gè)蝶閥=9，1個(gè)直角彎頭=1.75163001501502.83.7041.3753.84998.21573.93877.7871個(gè)蝶閥=9171501501500.51.8520.3890.19492.05418.48518