Simulation and Production Optimization on Enhanced Oil Recovery during the Middle and Late Period for SAGD Development in Ultraheavy Oil Reservoirs with Interlayers

Table 2

Parameters of the simulation model.

Parameter	Value	Parameter	Value
Depth (m)	250	Oil viscosity (at 50°C) (mPa·s)	30000
Thickness (m)	30	Oil density (at 50°C) (g/cm^3)	966
Initial reservoir pressure (kPa)	2700		0.6
Temperature (°C)	20	Dimension
Permeability (mD)	2500	Block size (m)
Porosity (%)	32	Distance between well I and well P (m)	5
Initial oil saturation (%)	75	Distance between well P and bottom of reservoir (m)	1