Presentation Slides - SPE WA

Relative Permeability remains a poorly grasped input- as evidenced by diversity of viewpointsNOTICE anything unusual ???Hint: look at the color-barWhy isn't the swept oil at its residual ???Has something gone wrong ??15 years production-Most areas swept- Residual Oil saturationis ~ 10-15%A: Residual oil is a concept that relies on many Pore-Volumes of sweepA fast (viscous drive) waterflood doesn’t have the chance to do thisBuckley Leverett theory tells us what to expectCTSOR 33 Pty of xxLtd