Screening Criteria for Chemical EOR(化学驱油的筛选标准).pdf

Screening Criteria for
Chemical EOR
T h e S c i e n c e o f E n h Ta h en Sc c e i e nd c e O o f i El n hR a e e do Ov i le R r e y c o v e r y
General Information
• Field Name
• Location
• Operator
• Area – Acres
• OOIP
T h e S c i e n c e o f E n h a n c e d O i l R e c o v e r y
Geological Information
• Geological Age
• Trap Type
• Depositional Environment
• Lithology
• Clays?
T h e S c i e n c e o f E n h a n c e d O i l R e c o v e r y
Reservoir Information
• Temperature, Pressure, Depth & Thickness
• Rock Properties
• Porosity
• Permeability & Permeability Variation
• Fractures ?
• Fluid Properties
• API & Oil Viscosity
• Formation Water Analysis
• Relative Permeability Data
• Fluid Saturations
• Swc
• Sor
T h e S c i e n c e o f E n h a n c e d O i l R e c o v e r y
Field Information
• Well Pattern & Spacing
• Well Type – Vertical/Horizontal, Cased/Open Hole
• Primary Producing Mechanism – Fluid Exp./Sol’n Gas
• Secondary Producing Mechanism –
Waterflood/Natural Waterdrive
• Waterflood Performance
• Injection Water Quality/Analysis
• Injection/Production History
• Produced Water Quality/Analysis & Handling
• Production Side – Lift Method, Fluid Level, Treating
(Scale, Emulsion, Sand, etc.)
T h e S c i e n c e o f E n h a n c e d