1、换算管道直径: 1.1、D=2√AB/3.14 =2*√1*0.25/3.14 =0.564(m) 2、计算沿程摩擦阻力 2.1、λ=0.0125+0.0011/D =0.0125+0.0011/0.564 =0.0144 2.2、R=[(λ/D)*(ν^2*γ/2)]*35 =[(0.0144/0.564)*(8^2*1.2/2)]*35 =0.983*35 =34.406(Pa) 3、计算支管风量: 3.1、Q=ABV3600 =0.6*0.25*8*3600 =4320(m3/h)
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