Experimental Study on Water-Rock Interaction Characteristics of Unconsolidated Sandstone during CO₂ Multicomponent Thermal Fluid Injection

Table 1

Initial experimental parameters.

Name	Value	Unit
Salinity of formation water	12000	Mg/L
Pressure after steam injection	4.2	MPa
Crude oil viscosity	996	mPa·s
Average content of clay	12%
Average reservoir porosity	32.7%
Average permeability	729.1	mD