Reservoir Evaluation and Development ›› 2020, Vol. 10 ›› Issue (3): 23-27.doi: 10.13809/j.cnki.cn32-1825/te.2020.03.003
• Methodological and Theory • Previous Articles Next Articles
JIANG Yanbo
Received:
2020-02-07
Online:
2020-07-03
Published:
2020-06-26
CLC Number:
Yanbo JIANG. Experiment and characterization on phase behavior of CO2 and crude oil in porous media[J]. Reservoir Evaluation and Development, 2020, 10(3): 23-27.
Table 3
Pseudo-components splitting and thermodynamic parameters of crude oil"
组份 | 分子量 | 相对 密度 | 临界 温度/K | 临界压力/MPa | 偏心 因子 | 临界偏差因子 | 摩尔 组成 |
---|---|---|---|---|---|---|---|
CO2 | 44.01 | 0.300 0 | 304.20 | 7.280 | 0.225 0 | 0.274 0 | 0.342 0 |
C1 | 16.04 | 0.300 0 | 190.60 | 4.540 | 0.008 0 | 0.288 0 | 0.082 4 |
C2 | 30.07 | 0.350 0 | 305.40 | 4.820 | 0.098 0 | 0.285 0 | 0.037 0 |
C3 | 44.10 | 0.350 0 | 369.80 | 4.190 | 0.152 0 | 0.281 0 | 0.044 5 |
iC4 | 58.12 | 0.350 0 | 408.10 | 3.600 | 0.176 0 | 0.283 0 | 0.008 7 |
nC4 | 58.12 | 0.350 0 | 425.20 | 3.750 | 0.193 0 | 0.274 0 | 0.014 9 |
iC5 | 72.15 | 0.400 0 | 460.40 | 3.340 | 0.227 0 | 0.271 0 | 0.009 0 |
nC5 | 72.15 | 0.400 0 | 469.60 | 3.330 | 0.251 0 | 0.262 0 | 0.005 0 |
C6 | 84.00 | 0.685 0 | 512.00 | 3.297 | 0.296 0 | 0.260 0 | 0.019 0 |
CN+1 | 141.97 | 0.797 7 | 628.91 | 2.592 | 0.431 1 | 0.256 5 | 0.251 6 |
CN+2 | 277.82 | 0.864 3 | 779.18 | 1.456 | 0.807 4 | 0.226 4 | 0.127 4 |
CN+3 | 491.28 | 0.926 2 | 929.36 | 0.790 | 1.256 1 | 0.190 5 | 0.058 5 |
总计 | 1.000 0 |
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