Page 155 - Petrophysics

128 PETROPHYSICS: RESERVOIR ROCK PROPERTIES

1

Determine number of flow units For each hydraulic unit, develop regression models for
Employ statistical applications FZl based on logging attributes in cores
Histogram intervals/wells
Test for normality
Cluster analysis
Error analysis 1
1

Validate models in cored wells I

Predict hydraulic unit profiles in cored
intervals/wells using probabilistic methods
constrained with deterministic hydraulic unit
variables: FZf and Hr
1

Verify statistical similarity of hydraulic units in
adjacent wells
1

Compute FZI in cored wells using the
regression models based on logging attributes
1

I Calculate permeability I
4’
k =lO14(FZ1>2 -
(1 - OY
1

I Validate and map hydraulic units I

1

1
I Create permeability profiles in uncored wells
Figure 3.21. continued