GB2577424A - Method and apparatus for deploying / retrieving tubing string from offshore rig - Google Patents

Method and apparatus for deploying / retrieving tubing string from offshore rig Download PDF

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Publication number
GB2577424A
GB2577424A GB1917953.0A GB201917953A GB2577424A GB 2577424 A GB2577424 A GB 2577424A GB 201917953 A GB201917953 A GB 201917953A GB 2577424 A GB2577424 A GB 2577424A
Authority
GB
United Kingdom
Prior art keywords
tubular string
support structure
cantilever
well centre
hull
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB1917953.0A
Other versions
GB2577424B (en
GB201917953D0 (en
Inventor
Golovinskij Nikolaj
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Noble Drilling AS
Original Assignee
Maersk Drilling AS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maersk Drilling AS filed Critical Maersk Drilling AS
Publication of GB201917953D0 publication Critical patent/GB201917953D0/en
Publication of GB2577424A publication Critical patent/GB2577424A/en
Application granted granted Critical
Publication of GB2577424B publication Critical patent/GB2577424B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/02—Supports for the drilling machine, e.g. derricks or masts specially adapted for underwater drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00—Supports for the drilling machine, e.g. derricks or masts
    • E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/02—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
    • E02B17/021—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto with relative movement between supporting construction and platform
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/021—Devices for subsurface connecting or disconnecting by rotation
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/002—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables specially adapted for underwater drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0056—Platforms with supporting legs
    • E02B2017/006—Platforms with supporting legs with lattice style supporting legs

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

A method for deploying a tubular string from an offshore rig (10) comprising a hull (12) and a cantilever (20), wherein the cantilever (20) defines a well centre (28) and is configured to support a tubular string (51) and is extendable over a side of the hull (12), the method comprising: providing a support structure (30) separated from the well centre (28); assembling multiple components to form a tubular string (51) suspended from the support structure (30), wherein the tubular string (51) is off-set from the well centre of the cantilever (20); and aligning the tubular string (51) with the well centre (28) of the cantilever (20).

Claims (62)

1 . A method for deploying a tubular string from an offshore jack-up drilling rig comprising a hull and a cantilever, wherein the cantilever defines a well centre, is configured to support a tubular string and is extendable over a side of the hull, the method comprising: providing a support structure separated from the well centre; assembling multiple components to form a tubular string suspended from the support structure, wherein the tubular string is off-set from the well centre of the cantilever; and aligning the tubular string with the well centre of the cantilever.
2. The method according to claim 1 , comprising assembling multiple tubular components together to define or form the tubular string.
3. The method according to any preceding claim, comprising assembling multiple components to form a tubular string which extends below the hull.
4. The method according to any preceding claim, comprising securing individual components together on or at the level of the support structure.
5. The method according to any preceding claim, wherein the support structure comprises equipment for use in securing individual components together.
6. The method according to any preceding claim, wherein the tubular string is provided to extend between subsea equipment and the rig.
7. The method according to any preceding claim, wherein the tubular string is provided to extend into a wellbore.
8. The method according to any preceding claim, wherein the tubular string comprises at least one of a riser, a conductor, a casing string and a liner string.
9. The method according to any preceding claim, comprising completely assembling the tubular string prior to aligning with the well centre.
10. The method according to any one of claims 1 to 8, comprising partially assembling the tubular string prior to aligning with the well centre, and subsequently completing the assembly while aligned on the well centre.
1 1 . The method according to any preceding claim, comprising supporting the tubular string from the cantilever once said tubular string is aligned with the well centre.
12. The method according to any preceding claim, comprising transferring support of the tubular string from the support structure to the cantilever.
13. The method according to any preceding claim, comprising hoisting the tubular string once support of the tubular string has been transferred to the cantilever.
14. The method according to any preceding claim, wherein the cantilever comprises or supports a lifting system.
15. The method according to any preceding claim, comprising securing the tubular string to the lifting system of the cantilever once said tubular string is aligned with the well centre.
16. The method according to any preceding claim, comprising assembling components and progressively extending the length of the tubular string into the body of water.
17. The method according to claim 16, comprising assembling components to progressively extend the tubular string to a required length and thus depth within the body of water.
18. The method according to claim 17, wherein the tubular string is assembled such that a lower end is located in proximity to subsea well centre.
19. The method according to claim 18, comprising coupling the tubular string to the subsea well centre before or after being aligned with the well centre.
20. The method according to any preceding claim, comprising providing a tubular support apparatus on the support structure, wherein the tubular support apparatus functions to support the tubular string during and after its assembly.
21 . The method according to claim 20, comprising securing together adjacent components of the tubular string using the tubular support apparatus.
22. The method according to claim 20 or 21 , wherein the tubular support apparatus comprises at least one of a spider apparatus and a slip apparatus.
23. The method according to any preceding claim, comprising moving individual components from a storage position to be presented for assembly.
24. The method according to claim 23, comprising moving individual components with a transfer arrangement provided on the rig.
25. The method according to claim 24, wherein the transfer arrangement comprises a deck crane.
26. The method according to claim 23 or 24, wherein the support structure is positioned or positionable so as to be within an operational envelope of the transfer arrangement.
27. The method according to any preceding claim, comprising stabilising an individual component during connection with another component.
28. The method according to claim 27, comprising stabilising an upper region of an individual component during connection to another component using a stabilising guide.
29. The method according to any preceding claim, wherein the rig is a drilling rig and the cantilever is a drilling cantilever extendable over a side of the hull.
30. The method according to any preceding claim, wherein the support structure comprises a deck region.
31 . The method according to any preceding claim, further comprising the support structure raising and/or lowering the tubular string relative to the support structure.
32. The method according to any preceding claim, wherein the support structure permits downward passage of the tubular string and/or individual components therethrough.
33. The method according to claim 32, wherein the support structure defines an aperture therein to facilitate passage of the tubular string.
34. The method according to claim 32 or 33, wherein the support structure includes multiple components arranged side-by-side with a lateral separation gap therebetween to permit passage of the tubular string.
35. The method according to any preceding claim, wherein the support structure is provided on the same side of the hull and the cantilever.
36. The method according to any preceding claim, wherein the support structure is extendable and retractable over the side of the hull.
37. The method according to any preceding claim, wherein the cantilever is extendable and retractable over the side of the hull.
38. The method according to any preceding claim, wherein the cantilever is extendable from an outer side of the hull
39. The method according to any preceding claim, wherein the support structure is arranged on an outer side of the hull
40. The method according to any preceding claim, wherein the support structure is mounted to a side region of the hull.
41 . The method according to any preceding claim, wherein the support structure is positioned below a main deck level of the rig, at least when the support structure is in operation.
42. The method according to any preceding claim, wherein the support structure is provided by a Texas deck on the rig.
43. The method according to any preceding claim, wherein the cantilever comprises a deck region.
44. The method according to claim 43, further comprising raising the tubular string to the deck region of the cantilever.
45 The method according to any preceding claim, wherein the tubular string is suspended from the support structure below the level of the cantilever.
46. The method according to any preceding claim, comprising positioning the tubular string below the cantilever.
47. The method according to any preceding claim, comprising positioning the tubular string below the cantilever to be aligned with the well centre.
48. The method according to any preceding claim, comprising moving at least one of the well centre and the assembled tubular string to permit the tubular string to be aligned with the well centre.
49. The method according to any preceding claim, comprising moving the assembled tubular string relative to the well centre to permit the tubular string to be aligned with the well centre.
50. The method according to any preceding claim, comprising moving the support structure with the tubular string suspended therefrom to permit the tubular string to be aligned with the well centre.
51 . The method according to claim 50, comprising transferring the support of the tubular string to the cantilever and subsequently moving the support structure to a retracted position.
52. The method according to any preceding claim, comprising moving the cantilever relative to the assembled tubular string to permit the tubular string to be aligned with the well centre.
53. The method according to claim 52, comprising transferring the support of the tubular string to the cantilever and then moving the cantilever to a desired position.
54. An apparatus for the offshore deployment of a tubular string, comprising: a rig comprising a hull: a cantilever defining a well centre, being configured to support a tubular string and being extendable over a side of the hull; and a support structure configured to be positioned separate from the well centre, wherein the support structure facilitates assembly of multiple components to form a tubular string suspended from the support structure; wherein the tubular string is alignable with the well centre.
55. A method for retrieving a tubular string from an offshore rig comprising a hull and a cantilever, the cantilever defining a well centre and being extendable over a side of the hull, the method comprising: supporting the tubular string on the cantilever along the well centre; providing a support structure; transferring support of the tubular string from the cantilever to the support structure; moving the tubular string to a position which is off-set from the well centre while said tubular string is supported by the support structure; and disassembling individual components from the tubular string.
56. An apparatus for the offshore retrieval of a tubular string, comprising: a rig comprising a hull: a cantilever defining a well centre, being configured to support a tubular string and being extendable over a side of the hull; and a support structure configured to be positioned separate from the well centre, wherein the support structure facilitates disassembly of multiple components of a tubular string suspended from the support structure; wherein the tubular string is alignable with the well centre.
57. An apparatus for the offshore deployment/retrieval of a tubular string, comprising: a rig comprising a hull: a cantilever defining a well centre, being configured to support a tubular string and being extendable over a side of the hull; and a support structure configured to be positioned separate from the well centre, wherein the support structure facilitates assembly/disassembly of multiple components of a tubular string suspended from the support structure; wherein the tubular string is alignable with the well centre.
58. A method for handling a tubular string using an offshore rig comprising a hull and a cantilever, the cantilever defining a well centre and being extendable over a side of the hull, the method comprising: supporting the tubular string on the cantilever along the well centre; providing a support structure; transferring support of the tubular string from the cantilever to the support structure; moving the tubular string to a position which is off-set from the well centre while said tubular string is supported by the support structure; and undertaking tasks along the well centre while said tubular string is supported by the support structure.
59. The method according to claim 58, wherein tasks along the well centre may comprise completion tasks.
60. The method according to claim 58 or claim 59, further comprising moving the tubular string to a second well centre.
61 . The method according to any of claims 58 to 60, wherein the tubular string is maintained in an assembled arrangement throughout.
62. A method for retro-fitting an offshore rig which comprises a hull and a cantilever, wherein the cantilever defines a well centre, is configured to support a tubular string and is extendable over a side of the hull, the method comprising: installing a support structure configured to be positioned separate from the well centre, wherein the support structure is configured to facilitate assembly and disassembly of a tubular string which extends from the support structure, wherein the support structure and cantilever are moveable relative to each other between a first configuration in which the tubular string is off-set form the well centre, and a second configuration in which the tubular string support by the support structure is aligned with the well centre.
GB1917953.0A 2017-06-19 2018-06-19 Method and apparatus for deploying / retrieving tubing string from offshore rig Active GB2577424B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA201700361A DK179933B1 (en) 2017-06-19 2017-06-19 Method and apparatus for deploying/retrieving tubular string from offshore rig
PCT/DK2018/000018 WO2018233783A1 (en) 2017-06-19 2018-06-19 Method and apparatus for deploying/retrieving tubing string from offshore rig

Publications (3)

Publication Number Publication Date
GB201917953D0 GB201917953D0 (en) 2020-01-22
GB2577424A true GB2577424A (en) 2020-03-25
GB2577424B GB2577424B (en) 2022-01-12

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ID=62975815

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1917953.0A Active GB2577424B (en) 2017-06-19 2018-06-19 Method and apparatus for deploying / retrieving tubing string from offshore rig

Country Status (4)

Country Link
DK (1) DK179933B1 (en)
GB (1) GB2577424B (en)
NO (1) NO20191470A1 (en)
WO (1) WO2018233783A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050092497A1 (en) * 2003-10-29 2005-05-05 Rashid Omar A. Blow out preventer transfer platform
US20080000685A1 (en) * 2006-06-30 2008-01-03 Gavin Humphreys Triple activity drilling ship
WO2008121071A1 (en) * 2007-04-02 2008-10-09 Gva Consultants Ab Drilling device
US20100071906A1 (en) * 2008-09-19 2010-03-25 Petroleo Brasileiro S.A. - Petrobras System and method for simultaneous sea drilling operations
WO2016054610A1 (en) * 2014-10-03 2016-04-07 National Oilwell Varco, L.P. Drilling rig system with movable wellcenter assembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050092497A1 (en) * 2003-10-29 2005-05-05 Rashid Omar A. Blow out preventer transfer platform
US20080000685A1 (en) * 2006-06-30 2008-01-03 Gavin Humphreys Triple activity drilling ship
WO2008121071A1 (en) * 2007-04-02 2008-10-09 Gva Consultants Ab Drilling device
US20100071906A1 (en) * 2008-09-19 2010-03-25 Petroleo Brasileiro S.A. - Petrobras System and method for simultaneous sea drilling operations
WO2016054610A1 (en) * 2014-10-03 2016-04-07 National Oilwell Varco, L.P. Drilling rig system with movable wellcenter assembly

Also Published As

Publication number Publication date
WO2018233783A1 (en) 2018-12-27
DK179933B1 (en) 2019-10-11
DK201700361A1 (en) 2019-02-04
GB2577424B (en) 2022-01-12
GB201917953D0 (en) 2020-01-22
NO20191470A1 (en) 2019-12-09

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