martin von onna
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Airborne’s Thermoplastic Composite Pipe™ conc
One plastic compound in liner, composite and coating Glass fibres provide strength and stiffness
Benefits:
Lightweight
No corrosion
Spoolable
Superior fatigue
Liner
Com
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Airborne Thermoplastic Composite Pipe™ Conce
Fully bonded flexible pipe (melt-fused): one solid wall
Smooth bore
High collapse
Vacuum capability
No Rapid Gas
Decompression issues
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TCP Downline: THE solution to maximize produc
High flow: one 3” ID coil = 20+BPM
Multiple operations per year,
for years, with one downline:
superior fatigue performance
Easy and safe to operate: light-
weight, no spring effect, no
heavy weight requirements
Fast running: 2,5 hrs to 2100
meters water depth
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TCP Downline: THE solution to maximize produc
Reducing cost perintervention:
• No logistics
• Fastest running
Increased oil recovery
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6. Overboarding chute7. Tensioner
8. Deck arch
System overview
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Preparation for deployment Deployment – running the downline
System overview
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Challenge: Dynamic stability
Lightweight pipe is more susceptible to currents
• System must allow all current directions; vessel cannot alway
turned
Vessel motions can result in large hang-off angles
• Low terminal velocity, issues on the overboarding chute to b
avoided Fluid versus gas operation
• When gas-filled the downline is buoyant
• Avoid downline jumping on the chute – risk of overbending
Fast deployment benefit not to be lost
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Challenge: Fatigue loading in operation
Reeling / unreeling
Vessel motions
Downline used for
injection of large volumes,
long duration overboard
Both bending fatigue,tension fatigue &
combination
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Vessel
Low cycle bending
(reeling / unreeling)
High cycle bending +
tension (dynamics)
High cycle tension
(dynamics)
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Solution: Fatigue mitigation in operation
Reeler barrel diameter to
cover all reeling / unreeling
cycles
• E.g. 15 years x 14 deployments x
4 cycles = 840 cycles
Overboarding chute to coverall high cycle loading from
dynamics
• E.g. 15 years x 14 deployments x
3 days per deployment x wave
frequency = 1+ million cycles
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Operation – damages during use
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Operation – other damages
Tensioner pads missing Protruding bolts
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Operation – other damages
Blister due to tensioner malfunction – repaired offshore
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Conclusions
Composite Downline proven in 2140 meter water dept
• 33 deployments completed successfully to date
• 100 days fully deployed
Dynamic stability addressed as key issue
Pipe system rugged – can cope with offshore handling
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The Future is Here
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Sales & Business DevelopmentRogier Cornelisse [email protected]
Bart Steuten [email protected]
Martin van Onna [email protected]
Address
Monnickendamkade 1, 1976 EC IJmuiden, The Netherlands
+31 (0)255 763 500
www.airborne-oilandgas.com