R G U Opportunities for condition- based maintenance in the Offshore industry using on- line...
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R G U Opportunities for condition-based maintenance in the Offshore industry using on-line techniques Dr. Neil Arthur, Senior Research Fellow, The Robert Gordon University, Aberdeen, Scotland [email protected]; www.rgu.ac.uk/eng/cbm
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Transcript of R G U Opportunities for condition- based maintenance in the Offshore industry using on- line...
R G UOpportunities for condition-based maintenance in the Offshore industry using on-line techniques
Dr. Neil Arthur, Senior Research Fellow, The Robert Gordon University, Aberdeen, Scotland
[email protected]; www.rgu.ac.uk/eng/cbm
R G UOverview of presentation
•Maintenance and Oil and Gas•Condition Based Maintenance•Online and offline data•Opportunities for improvement•Summary•Questions
R G UMaintenance and Oil and Gas
Some brief history...
•1970’s – planned maintenance•1980’s – introduction of CBM•1990’s – ‘explosion’ of CBM•2000’s – stagnation
R G UMaintenance and Oil and Gas
Key drivers
•Increased production•Reduced downtime•No accidents
Which translates into
•Reduced POB•Reduced / shared flights•‘Campaign’ maintenance
R G UCondition Based Maintenance
Typically consists of...
ID Activity Interval (months)
1 Vibration analysis 0.25 – 3.00
2 Rotor bar analysis 6 – 12
3 Partial Discharge monitoring 12 – 24
4 Lubricant analysis 1 – 3
5 Thermographic analysis 12 – 36
6 Performance monitoring 1 – 12
7 Watchkeeping 0.03 – 0.25
Offshore
R G UOnline and offline data
Critical plant
Non-critical plant
Online vibration data
Offline vibration data
Online process data
Control system
Vibration database
Watchkeeping database
Offline process data
Manual data collection
Data transfer
Onshore
Key:-
R G UOnline and offline data
Online Offline Online Offline
Vibration Process
Data source
Platform control system
Manual vibration database
Watchkeeping database
Which leads to duplication...
R G UOpportunities for improvement
•Reduce duplication•Increase intervals•Reduce manual scope•Adoption of new technology
Online Offline Online Offline
Vibration Process
Data source
Platform control system
Manual vibration database
Watchkeeping database
R G USummary
•Maintenance and Oil and Gas•Condition Based Maintenance•Online and offline data•Opportunities for improvement•Summary•Questions
Over to you...
Discussion and feedback
Review and wash-upReview of today
•Oil and Gas 2004 survey, N. Arthur, RGU
• Opportunities for condition-based maintenance in the Offshore industry using on-line techniques, N. Arthur, RGU
•Open discussion & feedback
•Introduction, N. Arthur, RGU
