限流孔板计算书

FO-1501计算书：

流量＝71460kg/h,管道内径D=100板前压力P1=0.3MPa,粘度=0.598板后压力P2=0.1MPa,相对密度＝0.79ΔP=P1-P2=0.2MPa = 2.0E+05Pa

溶液质量流速＝4862.812347kg/m2.s

Re=8.1E+05

Q=128.45*C*d02*(ΔP/γ)1/2

故：d02 = 1.4E-03/C

若C=0.59,则d0= 4.9E-02则 d0/D =0.487050702

故取d0 =48.7mm

孔板外径取DN100法兰凸台直径＝92mm

mm

Cp

< 2.5 MPa故选用单板限流孔板m =48.70507mm