Drilling parameters rop hsi wob rpm and torque vs

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Unformatted text preview: d CCS, psi 0 100,000 200,000 300,000 400,000 12,000 12,200 12,400 12,600 Depth, ft 12,800 13,000 13,200 13,400 13,600 13,800 14,000 Downhole DSE Rock Confined Stress Figure 18. Downhole DSE vs. Confined Rock Strength (CCS) for field case No. 3. 16 SPE 116667 Flounder Point: 1,000,000 Inefficient drilling DSE (psi) ROP (ft/hr) 800,000 600,000 400,000 200,000 Efficient drilling 0 0 50 100 150 ROP (ft/hr) WOB (lbs) Figure 19. Relationship between the traditional ROP vs. WOB plot and the new DSE vs. ROP plot. 200 250 300...
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