Wellbore Quality Characterization for Drilling and Casing Running in ...

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Canada – Low DLS Slant Well Tubing Wear vs. DLS/hole angle for low-DLS well Well on production for 21 months before failure
Drilling 12¼” Section – Azerbaijan Well 45 900 40 35 Surface Torque - BHA 7 Surface Torque - BHA6 On-Bottom: FF=0.25/0.30 Off-Bottom: FF=0.25/0.30 Surface RPM Mud Type: SOBM Weight = 1.60 SG PV = 40 cP YP = 29 lbf/100ft² 800 700 Surface To orque (kft.lb) 30 25 20 15 WOB = 20 klbs Bit Torque = 5 kft.lb Flow Rate = 1,000 GPM 600 500 400 300 String RPM 10 200 5 100 0 0 1,000 1,500 2,000 2,500 3,000 3,500 4,000 4,500 5,000 Measured Depth (m)
Page 1 and 2: SPE DISTINGUISHED LECTURER SERIES i
Page 3 and 4: Lecture Overview ‣ Introduction
Page 5 and 6: Wellbore Quality Parameters Attribu
Page 7 and 8: Benefits - Quality Wellbore ‣ Imp
Page 9 and 10: Influences: Wellbore Placement ‣
Page 11 and 12: Influences: Directional Drilling To
Page 13 and 14: Hole Spiralling - Imaging
Page 15 and 16: Limitation of MWD Survey Tools MWD
Page 17 and 18: Spiralling results from Unstable Bi
Page 19 and 20: Measuring Wellbore Quality Explicit
Page 21 and 22: Measuring Wellbore Quality Implicit
Page 23 and 24: Head Trauma Injury Assessment Three
Page 25 and 26: Example - Torque Trend Data 35 30 2
Page 27 and 28: Wellbore Quality Scores - Interpret
Page 29 and 30: Case Study - Drilling Response (D3)
Page 31 and 32: Case Study - Liner Running Response
Page 33 and 34: Cost vs. Wellbore Quality Relations
Page 35 and 36: Managing Wellbore Quality Drilling
Page 37 and 38: Enhancing Wellbore Quality Emerging
Page 39 and 40: Additional Slides
Page 41 and 42: Image Log - 8½” Section
Page 43 and 44: Image Logs - 6-1/8” Hole Spiralli
Page 45: Canada - High DLS Slant Well Tubing
Page 49 and 50: Running 9-5/8” Casing - Azerbaija
Page 51 and 52: WQS: Wytch Farm ERD Wells 0 M13 M04
Page 53 and 54: Wytch Farm - 9-5/8” Casing Runs 6

Wellbore Quality Characterization for Drilling and Casing Running in ...

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