Gas Hydrate Formation Risk and Prevention for the Development Wells in the Lingshui Gas Field in South China Sea

Table 2

Comparison of the calculated temperature and pressure with the field data.

Index	Production (10^4m/d)	Wellhead temperature (°C)			Wellhead pressure (MPa)
		Measurement	Prediction	Absolute error	Measurement	Prediction	Absolute error
1	48.3	19.0	12.4	-6.6	28.9	29.5	0.6
2	74.3	17.6	16.2	-1.4	27.1	27.6	0.5
3	123.7	18.2	20.8	2.6	21.6	22.8	1.2
4	160.6	17.9	25.6	7.7	16.8	17.4	0.6