Optimization of well pad design and drilling - well clustering

ABRAMOV Aleksandr

Table 2 Optimal groupings for three discount rates and seven scenarios.

Sce- nario Optimal groupings Discount rate 10%/a Discount rate 15%/a Discount rate 20%/a Groupings with equal numbers of wells Groupings with un- equal 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 {3,2,2,2,2,2,2,2,2,2,3} 3×8 {1,2,2,2,2,2,2,2,2,2,2,3} 2×2 {1,2,2,2,2,2,2,2,2,2,2,3} S2 3×8 {2,2,3,2,4,2,4,2,3} 2×12 {2,2,3,2,3,2,2,3,2,3} 2×12 {2,2,3,2,3,2,2,3,2,3} S3 3×8 {4,2,4,2,4,2,4,2} 3×8 {4,2,4,2,4,2,4,2} 3×8 {4,2,4,2,4,2,4,2} S4 3×8 {2,2,2,2,2,2,4,4,4} 2×12 {2,2,2,2,2,2,4,4,4} 2×12 {2,2,2,2,2,2,4,4,4} S5 3×8 {4,4,4,2,2,2,2,2,2} 2×12 {4,4,4,2,2,2,2,2,2} 2×12 {4,4,4,2,2,2,2,2,2} S6 3×8 {4,4,2,2,2,2,4,4} 3×8 {4,4,2,2,2,2,4,4} 3×8 {4,4,2,2,2,2,4,4} S7 3×8 {4,4,2,3,3,2,2,2,2} 3×8 {4,4,2,3,3,2,2,2,2} 2×12 {4,4,2,2,2,2,2,2,2,2}