Research Article

Casing Damage Prediction Model Based on the Data-Driven Method

Table 1

Influencing factors of casing damage in production wells.

123456

Wellhead abscissaWellhead ordinatePerforation topPerforation bottomPerforation thicknessPerforation density

789101112

Perforator phasingCasing wall thicknessCasing steel gradeSand layer topSand layer bottomSand layer thickness

131415161718

Reservoir groupPermeabilityPorosityMaximum daily liquid production of the single layerMaximum water cutMaximum fluid production intensity

1920212223ā€‰

QlcumQlmax/KHQlmax/HNCasing service timeSand layer production timeā€‰