Research Article
Measurement and Prediction Method of Compressibility Factor at High Temperature and High Pressure
Table 5
Z-factor obtained by experiment (
.68 kg/m
).
| p/MPa | T/K | | | /% |
| 1.06 | 481.13 | 0.654 | 0.662 | 1.16 | 1.1 | 487.72 | 0.670 | 0.676 | 0.87 | 1.14 | 494.86 | 0.684 | 0.691 | 0.99 | 1.2 | 505.62 | 0.705 | 0.707 | 0.34 | 1.24 | 511.01 | 0.721 | 0.718 | 0.33 | 1.3 | 520.25 | 0.742 | 0.732 | 1.43 | 1.34 | 528.55 | 0.753 | 0.747 | 0.83 | 1.4 | 541.32 | 0.768 | 0.768 | 0.04 | 1.44 | 550.09 | 0.778 | 0.781 | 0.46 | 1.5 | 562.88 | 0.792 | 0.798 | 0.86 | 1.54 | 571.83 | 0.800 | 0.810 | 1.21 | 1.6 | 584.89 | 0.813 | 0.825 | 1.47 | 1.64 | 592.71 | 0.822 | 0.832 | 1.27 | 1.7 | 607.21 | 0.832 | 0.847 | 1.86 | 1.74 | 617.13 | 0.837 | 0.857 | 2.26 | 1.8 | 630.52 | 0.848 | 0.868 | 2.32 | 1.84 | 640.9 | 0.853 | 0.877 | 2.73 | 1.88 | 650.66 | 0.858 | 0.884 | 2.93 | 1.9 | 656.59 | 0.860 | 0.889 | 3.28 | 1.92 | 661.41 | 0.862 | 0.892 | 3.34 | 1.94 | 663.59 | 0.868 | 0.893 | 2.74 | 1.96 | 668.04 | 0.871 | 0.896 | 2.71 | 1.98 | 677.29 | 0.868 | 0.903 | 3.81 | 2 | 682.57 | 0.870 | 0.906 | 3.95 | 2.02 | 685.44 | 0.875 | 0.907 | 3.54 | 2.04 | 688.7 | 0.880 | 0.909 | 3.22 | 2.06 | 691.45 | 0.885 | 0.910 | 2.79 | 2.08 | 695.35 | 0.888 | 0.912 | 2.62 | 2.1 | 699.52 | 0.892 | 0.914 | 2.52 |
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