Research Article
Measurement and Prediction Method of Compressibility Factor at High Temperature and High Pressure
Table 10
Z-factor calculated by Z-LSSVM (750 K).
| p/MPa | | | /% |
| 1.3 | 0.969 | 0.965 | 0.42 | 1.35 | 0.971 | 0.964 | 0.74 | 1.4 | 0.972 | 0.963 | 0.95 | 1.45 | 0.971 | 0.961 | 1.03 | 1.5 | 0.969 | 0.960 | 0.96 | 1.55 | 0.966 | 0.959 | 0.69 | 1.6 | 0.960 | 0.958 | 0.26 | 1.65 | 0.953 | 0.956 | 0.33 | 1.7 | 0.945 | 0.955 | 1.05 | 1.75 | 0.936 | 0.954 | 1.84 | 1.8 | 0.928 | 0.953 | 2.6 | 1.85 | 0.919 | 0.951 | 3.40 | 1.9 | 0.912 | 0.950 | 4.04 | 1.95 | 0.906 | 0.949 | 4.53 | 2 | 0.902 | 0.948 | 4.81 | 2.05 | 0.900 | 0.946 | 4.90 | 2.1 | 0.9 | 0.945 | 4.78 | 2.15 | 0.902 | 0.944 | 4.49 | 2.2 | 0.904 | 0.943 | 4.07 | 2.25 | 0.908 | 0.942 | 3.57 |
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