Gas Up Choke Pressure Spreadsheet


Gas Up Choke Pressure

Description: This spreadsheet calculates upstream pressure at choke for dry gases.

Instructions:

    • Update parameter values in blue
Down stream pressure: 200   psia
Choke size: 54   1/64 inch
Flowline ID: 2   in
Gas production rate: 5000   Mscf/d
Gas specific gravity: 0,75   1 for air
Gas specific heat ratio (k): 1,3
Upstream temperature: 100   F
Choke discharge coefficient: 0,99

Gasup Choke Pressure Input

  • Click Solution button
Choke area: 0,558852539   in2
Critical pressure ratio: 0,5457
Minimum upstream pressure required for sonic flow: 366,48   psia
Flow rate at the minimum sonic flow condition: 5802,93   Mscf/d
Flow regime (1=sonic flow; -1=subsonic flow): -1
Upstream pressure given by sonic flow equation: 315,77   psia
Upstream pressure given by subsonic flow equation: 1088,04   psia
Estimated upstream pressure: 1088,04   psia

 

Gasup Choke Pressure Solution

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Author: 

Hero Santoso Effendi Petroleum Engineer From Indonesia, working on oil and gas industry. Bachelor Degree on Petroleum Engineer UPN Veteran Yogyakarta University. Working and learning hard sharing for complete my life. Programmer is my other skill. Find Me on Link below :

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