An oil sample from Ares field was subjected to flash vaporization, differential and separator tests. Data from these PVT tests are summarized in the following TABLE 1 to 3 respectively. QUESTION 1 Please find; i. Calculate the oil formation volume factor (Bo) at 3000 psig. ii. Determine the oil formation volume factor (Bo) at 900 psig. iii. Calculate the solution gas oil ratio, Rs (in scf/STB) at 3000 psig.
An oil sample from Ares field was subjected to flash vaporization, differential and separator tests. Data from these PVT tests are summarized in the following TABLE 1 to 3 respectively. QUESTION 1 Please find; i. Calculate the oil formation volume factor (Bo) at 3000 psig. ii. Determine the oil formation volume factor (Bo) at 900 psig. iii. Calculate the solution gas oil ratio, Rs (in scf/STB) at 3000 psig.
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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An oil sample from Ares field was subjected to flash vaporization, differential and separator tests. Data from these PVT tests are summarized in the following TABLE 1 to 3 respectively.
QUESTION 1
Please find;
i. Calculate the oil formation volume factor (Bo) at 3000 psig.
ii. Determine the oil formation volume factor (Bo) at 900 psig.
iii. Calculate the solution gas oil ratio, Rs (in scf/STB) at 3000 psig.
iv. Determine the solution gas oil ratio, Rs (in scf/STB) at 900 psig.
v. Calculate the total formation volume factors, Bt at 900 psig.
Transcribed Image Text:TABLE 1: Flash Vaporization
Pressure (psig)
Volume of fluid in PVT
cell (cc)
4000
293.00
3000
294.57
1800
296.95
1650
299.99
TABLE 2: Differential Vaporization
Pressure (psig)
Cumulative Gas
Volume of Oil in cell
Removed (cc)
(at standard condition)
(cc)
1800
227.66
1650
382.28
226.85
900
3553.76
218.75
8984.94
185.00
NOTE: The test was conducted at reservoir temperature Of 250 °F
Transcribed Image Text:TABLE 3: Separator Test
Oil displaced from PVT cell|
(1st stage separator at 212 psig and 71 °F)
105 cc
Oil volume collected from the last separator stage
95 cc
(0 psig and 60 °F)
Total volume of gas collected from separator and stock-
tank
3500 cc
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