Download - EMAS Talk PipelinesMay14 Slides
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What is a Submarine Pipeline and what arethe Typical Pipeline Installation Methods?
Dr. Ng Eng Bin, VP Engineering, EMAS AMC
14 May 2014
WIN – EXECUTE – SAFE DELIVERY
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Introduction
Agenda
Conventional Pipeline InstallationMethods
Unconventional Pipeline InstallationMethods
Overview of Submarine PipelineInstallation Methodologies
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Conventional Pipeline
Installation Techniques
Installation Techniques for Submarine Pipelines
• S-Lay
• J-Lay• Reel Lay
Unconventional PipelineInstallation Techniques
(Examples)
• Surface Tow
• Below Surface Tow• Bottom Tow• Bottom Pull• Push Pull Method (for Shorepull)
• Control Depth Tow Method• Horizontal Directional Drilling
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Conventional Pipeline Installation MethodsS-Lay
S-LAY INSTALLATION
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Conventional Pipeline Installation MethodsJ-Lay
J-LAY INSTALLATION
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Conventional Pipeline Installation MethodsReel Lay
REEL LAY INSTALLATION
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Reel LayEMAS’s Ingleside Spool Base – Texas, USA
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Push-Pull MethodProject Example – Ref. Geocean
Dredging for Pipeline Installationfrom Shore Approach to Landfall
Buoyancy Drums to ProvidePositive Buoyancy
Completion of PUSH-PULLInstallation & Reinstatement
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Surface Tow MethodProject Example – Stripping of Buoyancy Drums
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Surface Tow MethodSchematic: Stripping of Buoyancy Drums and Laying of Pipeline
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Project Requirement:• 8 Pipelines• 2 Fiber Optic Cables
Bottom Pull Method (Landfall to Landfall)Project Example
Tanjong Penjuru(Singapore mainland)
Shell Bukom
Refinery (BukomIsland)
Installation Concept:• Build Pipeline & Cable
Bundle at Bukom• Bottom Pull across
Shipping Channel• Protect with Rock Berm
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Bottom Pull Method (Landfall to Landfall)Schematic
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Lay Barge
Laybarge Located inWater Depth 6m - 10m
Pull Pipeline to Shore1 - 2 km max
Shore Approach Installation by HDD: Typical Concept
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Control Depth Tow Method
Other Unconventional Pipelay Techniques