Optimization of well pad design and drilling - well clustering

ABRAMOV Aleksandr

Table 3 Optimal groupings for three oil production decline rates and seven scenarios.

Sce- nario Optimal groupings Oil production decline rate 40%/a Oil production decline rate 45%/a Oil production decline rate 50%/a Groupings with equal numbers of wells Groupings with unequal numbers of wells Groupings with equal numbers of wells Groupings with unequal numbers of wells Groupings with equal numbers of wells Groupings with unequal numbers of wells S1 3×8 {3,3,3,3,3,3,3,3} 3×8 {3,3,3,4,4,4,3} 3×8 {3,3,3,4,4,4,3} S2 3×8 {3,4,2,4,2,4,2,3} 3×8 {3,4,2,4,2,4,2,3} 3×8 {3,4,2,4,2,5,4} S3 3×8 {4,2,4,2,4,2,4,2} 3×8 {4,2,4,2,4,2,4,2} 4×6 {4,2,4,2,5,4,3} S4 3×8 {2,2,2,2,2,2,6,6} 3×8 {2,2,2,2,2,2,6,6} 3×8 {3,3,3,3,6,6} S5 3×8 {6,6,2,2,2,2,2,2} 3×8 {6,6,2,2,3,3,2} 4×6 {6,6,3,3,3,3} S6 3×8 {4,4,2,2,2,2,8} 4×6 {7,3,2,2,2,8} 4×6 {7,3,3,3,8} S7 3×8 {6,4,3,3,2,2,2,2} 3×8 {6,4,4,3,2,3,2} 4×6 {7,4,4,3,3,3}