Asset Optimization Workflow Implementation Examples

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Asset Optimization Workflow Implementation Examples Gustav Kjørrefjord Asset Optimization Consultant, Schlumberger SIS London, 29 October 2015

Transcript of Asset Optimization Workflow Implementation Examples

PowerPoint PresentationLondon, 29 October 2015
Pressure Support,
Reservoir Sweep,
Injection, Flooding,
Subsea Booster Pumps
Standard documentation
Post-delivery support/services
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ESP Surveillance
for multiple ESP installations.
Underperforming ESP
Faster equipment deterioration due to misoperation
Solution: ESP Surveillance will increase the average run-life of an ESP and decrease downtime.
Optimize pump flow rate
Reduce number of stops and starts
Optimize pump replacement
solution different?”
installed but no way to monitor all
centrally.”
performing .”
Pressure
Temperature
Drive
Frequency
GIS map view
Sort and Rank Wells
Events and Report Generation
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Pump performance and efficiency trends
Run-life and uptime
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conditions
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Minimize deferred production
Improve run life
Efficiency through automation
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PRODcast Vx
accurate allocation.
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Production
Allocation
0
5
10
15
20
25
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
Test date
W at
er C
Separator
Reporting
Traditional well test practice
– Limited visibility on equipment conditions
– Dependency on field operators
• Flow rates and ratios: volume, mass,
metering conditions, standard conditions
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PRODcast Vx* Production Testing Monitoring Software
“Right Data to the Right Person” – Maximize the value of data
Production data overview and analysis
Automated meter and measurement verification
Well test management
Improve Production Data Flow
1 2 3
• Pre-configured solution
rates and calculates P, T
Streamlined input to surveillance
for analysis and validation
solution different?”
and back allocation”
measurements and make
decisions quickly”
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Well Performance
Display key production data to monitor well behavior, flag well anomalies and support corrective
actions.
not performing” “I need to get ready for my
operational morning meeting”
challenges such as liquid management and hydrates.
Gas Condensate Pipelines
Transient multiphase behaviour
Slugging
Demo of OO GC PS
Offshore
Pressure Support,
Reservoir Sweep,
Injection, Flooding,
Subsea Booster Pumps
Output
– Pig velocity
– Pig estimated arrival time Examples of very accurate prediction of arrival
time; higher production during pigging operations.
Hydrate Monitoring and Inhibitor Tracking
Monitors temperature margin to
MeOH, KHI/LDHI)
Optimized use of inhibitors.
reduced volumes of expensive LDHI.
Cooldown / No-touch Time
The available cooldown time is used by operations to determine whether special intervention needs to be initiated, e.g. pigging and/or dead-oil circulation.
Calculates the time until critical temperature is reached in production system, in case of a shutdown • With wax or hydrate risk
Simulates shutdown of the production system in a predefined sequence while monitoring hydrate/wax margins
Solution paid back by avoiding
one dead-oil operation.
Site: Goliat, Barents Sea
Solution:
advanced control applications
Operator Training Simulator
Virtual Flow Metering
Site: Dos Bocas, Mexico
terminal resulting in heavy delivery contract penalties
because of limited water handling capacity
Solution:
quality management
quality and fluid volumes arriving at terminal
Benefits:
Greatly reduced uncertainties in volume allocations and
added transparency to hydrocarbon balance
Improved planning and operational decision making
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