1. Comprehensive Well Integrity Management

2. 3
Consequences

3. Better data, better decisions
4
accurate
diagnostics
Information
rapid,
effective
intervention
Action
▼ Hazards
▼ Intervention costs
▲ Well performance
▲ Well life
Outcome

4. 1000 km
1 km
100 km
10 m
10 cm
Archer - PERTAMINA April 2012 5
Transmission of sound energy
Conventional‘noise’log
PointLog

5. 6
PointTM
LeakPointTM
Rapid, accurate
location of leaks
Leak flow
FlowPointTM
Maps flow behind
pipe
Annulus flow

6. 7
LeakPoint™
Precisely locating leaks in tubing, casing and well components by
running in tubing itself

7. LeakPoint™ Principle
Sensor
S
Telemetry
Signal
Processing
Amplification

8. Better well integrity. © Archer 2012 9
Where is the leak?
LeakPoint
Leak #2
Leak #3
Leak #4
Temperature (DegC)
48 50
LeakPoint®

9. Better well integrity. © Archer 2012 10
Where is the leak?
LeakPoint
Better data, better decisions…
Leak #2
Leak #3
Leak #4
Temperature (DegC)
48 50
LeakPoint®

10. 11
Revealing the exact source and pathways of undesired flow in well annuli
FlowPointTM

11. 12
Methodology – data processing
Methodical interpretation
technique
Client
experience
Well Barrier
schematic
Reservoir
stratigraphy
Production
history
Annular
fluids
Annular
pressures
Thermal
profiles
FlowPoint
Ultrasound
energy map
Requires the combination of
multiple data and technology
components
Assembly on an effective
‘platform’

12. Private and Confidential 13
Customers

13. 14
Applications
• Sustained annular pressure
• Zonal isolation
• Investigating cross-flow
• Cement integrity

14. accurate
diagnostics
Information
rapid,
effective
intervention
Action
▼ Hazards
▼ Intervention costs
▲ Well performance
▲ Well life
Outcome
Meeting the objective