Mesoscale Assessment of CO₂ Storage Potential and Geological Suitability for Target Area Selection in the Sichuan Basin

Table 13

Storage potential results in this paper compared with studies before.

CCUS	Study scales	Authors	Results before (10^8 t)	Basic data
CO2 geological utilization
CO2-EOR	National	ACCA 21, 2014		MLR, 2010
	National	Wei, 2015
	Target	This paper	0.21
CO2-EGR	National	ACCA 21, 2014		MLR, 2010
	National	Wei, 2015
	Target	This paper	26.70
CO2-ECBM	National	ACCA 21, 2014		MLR, 2009
	National	Wei, 2015
	Target	This paper	3.13
CO2 geological storage
Depleted oil fields	National	Zhang, 2005
	Basin	Li, 2009	0.20	Li, 2002
	National	ACCA 21, 2014		MLR, 2010
	Basin	Guo, 2014	Unpublished
	National	Wei, 2015
	Target	This paper	0.74
Depleted gas fields	National	Zhang, 2005
	National	Liu, 2006	10.14	900~3500 m Recoverable reserves [25]
	Basin	Li, 2009	10.50	MLR, 2010
	National	ACCA 21, 2014
	Basin	Guo, 2014	Unpublished
	National	Wei, 2015
	Target	This paper	42.39
Unmineable coal seams	National	Zhang, 2005
	National	ACCA 21, 2014		MLR, 2009
	Basin	Guo, 2014	Unpublished
	National	Wei, 2015
	Target	This paper	6.26
Deep saline aquifers	National	Zhang, 2005
	National	Li, 2006	64.07
	National	Li, 2009
	National	ACCA 21, 2014
	Basin	Guo, 2014	Unpublished
	National	Wei, 2015
	Target	This paper	154.20	Further geological study