Dynamic SFC332L, Руководство оператора, Страница: 84 / 148

Dynamic Flow Computers SFC332L Manual Flow Equations
— 3-1
Date: 8/1/2019
CHAPTER 3: FLOW EQUATIONS
AGA3
(Refer to
Orifice Metering of Natural Gas , 3rd edition.)
Where:
(CF/HR)
Flowrate Gross
(CF/HR)
Flowrate Net
(MLB/HR)
Flowrate Mass



 

       
Density Flowing
(LB/HR) Flowrate Mass
Density@60 (LB/HR) Flowrate Mass
. . ) Density Flowing (DP Y d F K
a
6 3 099742275 0
2
pressure al differenti orifice DP
conditions flowing at fluid the of density
diameter reference from diameter internal tube meter
diameter reference from diameter bore plate orifice
D
d
factor expansion Y
-
factor approach of velocity E
discharge of t coefficien plate orifice C
323.279 constant conversion unit N
v
d
c

 
  


 

 
4
1
1