Table 4 Optimized drilling parameters recommended for bits’ size 12.25” in the Majnoon Field for (Dammam, UER, Aaliji, Shiranish, Hartha, Sadi, Tanuma, and Khasib) formations.

From: Optimizing polycrystalline diamond compact bit selection and drilling parameters for deviated wells in the Majnoon Field, Iraq

Drilling parameters

North of the field

South of the field

Minimum

Maximum

Average

Minimum

Maximum

Average

WOB (klbs)

1

43

15.34

1

38

16.64

Surface RPM

1

72

58.154

1

76

47.51

Total RPM

113

194

179.22

1

199

167.73

MW (ppg)

9.3

10.7

10.052

9.3

10.8

10.166

SPP (psi)

1553

2833

2465.51

1743

3071

2595.45

Torque (ft-lb)

10,333

13,108

12441.65

0

16,645

7970.44

Flow Rate (gpm)

512

940

753.45

584

744

681.21

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