3D Physical Simulation Experiment of Edge Water Reservoir by Polymer/Surfactant Binary Flooding

Table 3

Production data of each experimental stage.

Parameter design	Polymer/surfactant binary flooding without edge water	Polymer/surfactant binary flooding with weak edge water	Polymer/surfactant binary flooding with strong edge water
Injected PV	0.37 (polymer/surfactant binary flooding without edge water) + 0.39 (following water flooding)	0.34 (polymer/surfactant binary flooding with weak edge water) + 1.15 (following water flooding)	0.29 (polymer/surfactant binary flooding with strong edge water) + 0.51 (following water flooding)
Cumulative production (mL)	677	500	282
Recovery degree (%)	9.12	6.67	3.76