O'Reilly logo

Natural Gas Processing by Alireza Bahadori

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

8.6. Liquid sizing examples

8.6.1. Example one

Given:
LiquidWater
Critical pressure (PC)3206.2 psia
Temperature250 °F
Upstream pressure (P1)314.7 psia
Downstream pressure (P2)104.7 psia
Specific gravity0.94
Valve actionFlow-to-open
Line size4 in (Class 600)
Flow rate500 gpm
Vapor pressure (PV)30 psia
Kinematic viscosity (ν)0.014 cSt
Flow characteristicEqual percentage

image

Step 1: Calculate actual pressure drop using Eqn (8.3).

ΔP=314.7psia104.7psia=210psi

image

Step 2: Check for choked flow. Find FL using Table 8.5. Looking under “globe, flow-under,” find FL as 0.90. Next, ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required