A Review of CO_𝟐 Sequestration Projects and Application in China

Table 1

Comparison of different CO₂ sequestration projects.

Storage media	Total CO2 storage capacity	Project	CO2 storage capacity	EOR potential	Cost of storage
Oilfield	4.6×10^9 t (>800 m)	Jilin	0.7×10^6 t	0.5×10^6 t	1 : 1.37; (input : output)
		Caoshe	0.309×10^9 m^3; (by 2009)	0.03×10^6 t; (by 2009)	$25.78/t
		Jingbian	0.04×10^6 t/yr	0.05×10^6 t/yr
		Changqing	0.098×10^9 t	0.239×10^9 t
		Shengli	95.539×10^6 t	9.997×10^6 t
		Xinjiang	0.495×10^9 t
Gas field	30.483×10^9 t; (900–3500 m)	DF1-1	0.511×10^9 Sm^3		$20/t
Saline aquifer	143.505×10^9 t	LT13-1	0.1×10^9 t		$33–37/t
		Bohai Bay	3.9×10^9 t
		Songliao	8.96×10^9 t
Coal seam	142.67×10^9 t	Haishiwan	44.7 m^3/t
Plantation	3.169 PgC; (by 2050)				<$10/t
Soil carbon sequestration	29.2–847.7 TgC; (by 2050)