Page 531 - Standard Handbook Petroleum Natural Gas Engineering VOLUME2

486 Production

= -
0.046
x
f, = = 4-44 los3
RY (118,851.7)"'
where 2.0886 x is a unit conversion factor
b) Gas

R, = YtP, = (10'95)(9/12)(5m48) = 3,623,080 > 1,500
pg (0.0187)( 2.0886 x 106)(32. 2)

9. Martinelli parameter X from Equation 6-67a

4.44 x 10"(53.65)(5.88)'
2.24 x loJ (10.95)(5.48)'

10. Dimensionless inclination Y from Equation 6-70

g(YL -Yg)sin8
Y=
2 f,Y8V:/D
since sin 8 = 0 (horizontal pipe)

Y=O
11. Calculate gas Froude number

(YL - Y,W (53.65-10.95)32.2(9/12)
F8 = '%[ " = = 0.56

12. Select flow regime for X = 3.3 and Y = 0. Figure 64% indicates slug flow.
13. Liquid holdup in the liquid slug, E,, from Equation 6-65e
v, = vL + vQ = 5.88 + 5.48 = 11.36 ft/s

from Equation 693
1 - 1
E, = 1.59 - = 0.781
11.36
I+(+ 28.4 l+(-) 28.4

14. Slug velocity vs from Equation 694