drilling program
DESCRIPTION
Drilling Program. By: Ghanim K. Al Najrani. Drilling Program. Casing Design. Cementing Design. Completion Design. Drilling Time. Drilling Program. Casing Design. Cementing Design. Completion Design. Drilling Time. Casing Design. Most Economic Design. C-75 # 43.5. - PowerPoint PPT PresentationTRANSCRIPT
Drilling Program
By: Ghanim K. Al Najrani
Casing Design
Cementing Design
Completion Design
Drilling Time
Drilling Program
Casing Design
Cementing Design
Completion Design
Drilling Time
Drilling Program
Casing Design
C-95 # 53.5
C-75 # 43.5
N-80 # 53.5C-95 # 43.5
• Most Economic Design
• Trial Error Process• Four Design Specification
1.Burst
4.Tension
2.Collapse
3. Adjusted CollapseCollapse under Axial Loading
Casing Design
Casing Design
Grade C-75 # 43.5 from zero to 6410
Grade C-95 # 34.5 from 6410 to 7060
Grade N-80 # 53.5 from 7060 to 11306
Grade C-95 #53.5 from 11306 to 12000
Grade C-95 # 43.5 from surface to 7060
Grade C-95 # 53.5 from 7060 to Bottom
Design 1 with 4 grades
Design 2 with 2 grades
221,029 USD 228,711 USD
Casing Design
Casing Design
Drilling Program
Completion Design
Cementing Design
Drilling Time
Cementing Design 95’
2230’
11950’
17550’
11450’
20 ” CasingNumber of sx: 250 sxSlurry Weight: 15.8 ppg
9 5/8 ” Casing LeadNumber of sx: 1550 sxSlurry Weight: 12.0 ppg
13 3/8 ” CasingNumber of sx: 650 sxSlurry Weight: 12.0 ppg
7 ” LinerNumber of sx: 500 sxSlurry Weight: 13.6 ppg
9 5/8 ” Casing TailNumber of sx: 200 sxSlurry Weight: 15.8 ppg
Casing Design
Drilling Program
Completion Design
Cementing Design
Drilling Time
Completion Design
Casing Design
Drilling Program
Completion Design
Cementing Design
Drilling Time
Drilling Time
Drilling Time (Productive Time)
Tripping Time (Non-productive Time)
Total Job Time (Drilling + Tripping)
Drilling Time
0 2000 4000 6000 8000 10000 12000 14000 160000
50
100
150
200
250
300
350
ROP vs. Depth
Depth (ft)
ROP
(ft/h
r)
Drilling Time
0 50 100 150 200 250 300 3500
50
100
150
200
250
300
350
ROP vs. Time
Time(hrs)
ROP
(ft/h
r)
Drilling Time
0 2000 4000 6000 8000 10000 12000 14000 160000
50
100
150
200
250
300
350
Drilling Times vs. Depth
Cum. Time vs. DepthTime vs. Depth
Depth (ft)
Tim
e (h
rs)
Casing Design
Cementing Design
Completion Design
Drilling Time
Drilling Program
? Questions?