Phase Behavior and Physical Parameters of Natural Gas Mixture with

Table 4

Saturation pressure calculated by using the model proposed in this paper and experimental measured saturation pressure.

Parameters	Gas1		YP9		Gas2		Gas3
	Calculated value	Measured value	Calculated value	Measured value	Calculated value	Measured value	Calculated value	Measured value
	(MPa)	(MPa)	(MPa)	(MPa)	(MPa)	(MPa)	(MPa)	(MPa)
Saturation pressure (−60°C)	6.21	6.05	6.28	6.11	4.88	4.62	/	/
Saturation pressure (−50°C)	6.75	6.68	7.05	6.92	5.69	5.51	3.99	3.75
Saturation pressure (−40°C)	6.08	6.01	6.88	6.98	6.48	6.66	4.68	4.45
Saturation pressure (−30°C)	/	/	/	/	7.32	7.15	5.42	5.65
Saturation pressure (−20°C)	/	/	/	/	8.13	8.45	6.23	6.35
Saturation pressure (−10°C)	/	/	/	/	8.48	8.65	7.08	6.95
Saturation pressure (0°C)	/	/	/	/	/	/	7.85	8.02

Note: “/” shows that no saturation pressure is measured and calculated.