Changes

with T in Fahrenheit (°F)

with T in Fahrenheit (°F)

===<big>Compressibility Oil</big><big></big>===

===Compressibility Oil===

If there is no PVT analysis data, compressibility oil can be calculated by this equation

If there is no PVT analysis data, compressibility oil can be calculated by this equation

For P>Pb:

For P>Pb:

[[File:Rumus1.png|350px|thumbnail|center]]

: <math>C_o = \frac{5Rsb + 1.72T - 1180 \gamma_g + 12.62 ^{\circ}\text{API} - 1433}{P \times 10^5}</math>

For P<Pb:   

For P<Pb:   

[[File:Rumus 2.png|350px|thumbnail|center]]

[[File:Rumus 2.png|450px|thumbnail|center]]

Where T in Fahrenheit (°F)

Where T in Fahrenheit (°F)

===<big>Formation Volume Factor of two Phase</big><big></big>===

===<big>Formation Volume Factor of two Phase</big><big></big>===