21 - offshore construction - part 2 (1)
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Shawn Kenny, Ph.D., P.Eng.
Assistant Professor
Faculty of Engineering and Applied ScienceMemorial University o f Newfoundland
spkenny@engr.mun.ca
ENGI 8673 Subsea Pipeline
Engineering
Lecture 21: Offshore Construction Part 2
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2 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Lecture 21 Objective
to examine tie-in methods used in offshorelinepipe construction
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3 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Tie-In Overview
Pipeline Transportation System Connection Offshore production facility
Shore approach Existing or future subsea pipeline or wellhead
Location Surface or subsea
Design Issues Mechanical loads
Flanged connection
Welded connection (wet or dry)
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4 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Tie-In Overview (cont.)
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5 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Tie-In Overview (cont.)
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6 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Tie-In Overview (cont.)
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7 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Surface Tie-In
Gulf of Aqaba PipelineCrossing (2003)
Midline surface tie-in 15km; 36OD; 35mm
WT; X65
Ref: 4Engr (2008)
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8 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Surface Tie-In (cont.)
Ref: Saipem (2008)
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9 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Subsea Tie-In Sleds
Systems In-line Sled Pipeline End Termination (PLETs) Pipeline End Manifold (PLEMs)
Connections Single or multiple hub
Auxiliary Equipment
Actuated and manual valves Chemical injection, gas lift Pig launching capabilities
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10 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Mardi Gras Wye Sled Ref: Offshore Technology (2008)
http://www.offshore-technology.com/projects/mardi_gras/index.html#mardi_gras1 -
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11 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Mardi Gras PLET and JumperRef: Offshore Technology (2008)
http://www.offshore-technology.com/projects/mardi_gras/index.html#mardi_gras5http://www.offshore-technology.com/projects/mardi_gras/index.html#mardi_gras5 -
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12 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Mardi Gras Jumper Ref: Offshore Technology (2008)
http://www.offshore-technology.com/projects/mardi_gras/index.html#mardi_gras3 -
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13 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Thunder Horse Sled Ref: FMC (2008)
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14 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Mid-Line Tie-In Sled Ref: Oil States (2008)
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15 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Mid-Line Tie-In Sled (cont.) Ref: Oil States (2008)
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16 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Mid-Line Tie-In Sled (cont.) Ref: Oil States (2008)
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17 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Mid-Line Tie-In Sled (cont.) Ref: Oil States (2008)
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18 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Collet Connector Ref: Oil States (2008)
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19 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Collet Connector (cont.)
Ref: Oil States (2008)
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20 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Horizontal Stab-In Retrievable
Ref: Oil States (2008)
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21 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Horizontal Stab-In Retrievable (cont.)
Ref: Oil States (2008)
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22 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Horizontal Stab-In Retrievable (cont.)
Ref: Oil States (2008)
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23 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Vertical Stab-In Retrievable (cont.)Ref: Oil States (2008)
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24 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Vertical Stab-In Retrievable (cont.)Ref: Oil States (2008)
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25 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Vertical Stab-In Retrievable (cont.)Ref: Oil States (2008)
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26 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Vertical Stab & HingeoverRef: Oil States (2008)
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27 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Vertical Stab & Hingeover (cont.)Ref: Oil States (2008)
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29 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diver Assisted Hot-Tap Tie-In Ref: Oil States (2008)
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30 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diver Assisted Hot-Tap Tie-In (cont.)Ref: Oil States (2008)
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31 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diver Assisted Hot-Tap Tie-In (cont.)Ref: Oil States (2008)
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32 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diver Assisted Hot-Tap Tie-In (cont.)Ref: Oil States (2008)
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33 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diverless Hot-Tap Tie-InRef: Oil States (2008)
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34 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diverless Hot-Tap Tie-InRef: Oil States (2008)
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35 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diverless Hot-Tap Tie-In (cont.)Ref: Oil States (2008)
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37 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Diverless Hot-Tap
Tie-In (cont.)
Ref: Oil States (2008)
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38 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Remote Hot-Tap Tie-InRef: Berge et al. (2005)
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39 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Misalignment Flange ConnectionRef: Oil States (2008)
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40 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Swivel Ring Flange ConnectionRef: Oil States (2008)
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41 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Hyperbaric Welding
Dry Habitat Pressure = hydrostatic (500m) Issues with welding
Ref: Hydro (2001)
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42 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
Atmospheric Welding
Sophisticated Equipment
Superior Weld Quality 1500m Water Depth
Critical Element Pipeline Seal
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43 ENGI 8673 Subsea Pipeline Engineering Lecture 21 2008 S. Kenny, Ph.D., P.Eng.
References
http://www.4engr.com/product/catalog/12996/index.html
www.fmctechnologies.com http://www.hydro.com http://www.offshore-technology.com
http://www.oilstates.com http://www.saipem.eni.it Berge, J .O., Apeland, K.E., Naess, T.I., Ahlen,
C.H., Moller, E. and Evans, K. (2005). RemoteHot-Tapping Into Subsea Pipelines.Proc., OTC,OTC-17659, 6p.
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