Air-SAGD technology for super-heavy oil reservoirs

Yongrong GAO,Erpeng GUO,Dehuang SHEN,Bojun WANG

Table 5 Reservoir parameters for numerical simulation.

Parameter Value Parameter Value The depth of the reservoir 750 m Initial reservoir pressure 7.34 MPa Average reservoir thickness 52.7 m Initial reservoir temperature 38 °C Porosity 26.6% Well spacing of vertical steam injection well 70 m Permeability 1 700× 10-3 μm2 Well spacing between the vertical steam injection well and horizontal production well 35 m Initial oil saturation 70% Length of horizontal section 400 m