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GB2603351A - Hydraulic tensioner system - Google Patents

Hydraulic tensioner system Download PDF

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Publication number
GB2603351A
GB2603351A GB2204134.7A GB202204134A GB2603351A GB 2603351 A GB2603351 A GB 2603351A GB 202204134 A GB202204134 A GB 202204134A GB 2603351 A GB2603351 A GB 2603351A
Authority
GB
United Kingdom
Prior art keywords
hydraulic
chamber
piston
hydraulic chamber
cylinder
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
GB2204134.7A
Other versions
GB2603351B (en
GB202204134D0 (en
Inventor
Pøhner Lars
Bjorn Hoyland Ole
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.)
Mhwirth AS
Original Assignee
Mhwirth 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 Mhwirth AS filed Critical Mhwirth AS
Publication of GB202204134D0 publication Critical patent/GB202204134D0/en
Publication of GB2603351A publication Critical patent/GB2603351A/en
Application granted granted Critical
Publication of GB2603351B publication Critical patent/GB2603351B/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
    • 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
    • E21B19/004—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 supporting a riser from a drilling or production 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
    • 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
    • E21B19/004—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 supporting a riser from a drilling or production platform
    • E21B19/006—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 supporting a riser from a drilling or production platform including heave compensators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B35/4413—Floating drilling platforms, e.g. carrying water-oil separating devices
    • 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
    • E21B17/01—Risers

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Tension Adjustment In Filamentary Materials (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)

Abstract

A hydraulic system (10) for a wireline tensioner (100,600) on a floating vessel (500), the hydraulic system (10) comprising: a compensator cylinder (40) having a first hydraulic chamber (41) and a compensator piston (42) operable therein; an accumulator cylinder (20) having a gas chamber (36), a second hydraulic chamber (22) and an accumulator piston (24) operable therein, the second hydraulic chamber (22) being fluidly connected to the first hydraulic chamber (41); a gearing cylinder (34) having a gearing cylinder piston (26) which is mechanically connected via a rod (32) to either (i) the compensator piston (42), or (ii) the accumulator piston (24); and a hydraulic supply (9) comprising a hydraulic controller (14) operable to control a supply of hydraulic fluid to and from the gearing cylinder (34), whereby the gearing cylinder piston (26) can provide a force on the compensator piston (42) or accumulator piston (24) via the rod (32).

Claims (15)

1 . A hydraulic system (10) for a wireline tensioner (100,600) configured for use on a floating vessel (500), the hydraulic system (10) comprising: a compensator cylinder (40) forming part of the wireline tensioner (100,600), the compensator cylinder (40) having a first hydraulic chamber (41) and a compensator piston (42) operable therein; an accumulator cylinder (20) having a gas chamber (36), a second hydraulic chamber (22) and an accumulator piston (24) operable therein, the second hydraulic chamber (22) being fluidly connected to the first hydraulic chamber (41); a gearing cylinder (34) having a gearing cylinder piston (26) which is mechanically connected via a rod (32) to either (i) the compensator piston (42), or (ii) the accumulator piston (24); and a hydraulic supply (9) comprising a hydraulic controller (14) operable to control a supply of hydraulic fluid to and from the gearing cylinder (34), whereby the gearing cylinder piston (26) can provide a force on the compensator piston (42) or accumulator piston (24) via the rod (32).
2. The hydraulic system (10) according to claim 1 , wherein the gearing cylinder (34) comprises a third hydraulic chamber (37,38), the third hydraulic chamber (37,38) being a rod side chamber (38) or a piston side chamber (37).
3. The hydraulic system (10) according to claim 2, wherein the hydraulic controller (14) has a first operational setting in which the third hydraulic chamber (37,38) is fluidly connected to the second hydraulic chamber (22), and a second operational setting in which the third hydraulic chamber (37,38) is fluidly connected to an accumulator (16).
4. The hydraulic system (10) according to claim 1 , wherein the gearing cylinder (34) comprises a third hydraulic chamber (37), the third hydraulic chamber (37) being a piston side chamber (37), and a fourth hydraulic chamber (38), the fourth hydraulic chamber (38) being a rod side chamber (38).
5. The hydraulic system (10) according to claim 4, wherein the hydraulic controller (14) has at least two of: a first operational setting in which the third hydraulic chamber (37) is fluidly connected to an accumulator (16) and the fourth hydraulic chamber (38) is fluidly connected to the second hydraulic chamber (22); a second operational setting in which the third hydraulic chamber (37) and the fourth hydraulic chamber (38) are fluidly connected to each other and to the accumulator (16); a third operational setting in which the fourth hydraulic chamber (38) is fluidly connected to the accumulator (16) and the third hydraulic chamber (37) is fluidly connected to the second hydraulic chamber (22), or a fourth operational setting in which the third hydraulic chamber (37) and the fourth hydraulic chamber (38) are fluidly connected to each other and to the second hydraulic chamber (22).
6. The hydraulic system (10) according to claim 5, wherein the hydraulic controller (14) has: at least three of the first, second, third or fourth operational settings, or all four of the first, second, third or fourth operational settings
7. The hydraulic system (10) according to any preceding claim, comprising a controller (70) operable to regulate the hydraulic controller (14) to actively drive the gearing cylinder piston (26) in response to an input from a sensor (71) .
8. The hydraulic system (10) according to the preceding claim, wherein the controller (70) is a heave compensation controller (70) and the input from the sensor (71) represents a variable indicative of a vessel heave motion.
9. The hydraulic system (10) according to any preceding claim, wherein the compensator cylinder (40) comprises a compensator piston rod (44) extending from the compensator piston (42) and out of the compensator cylinder (40).
10. The hydraulic system (10) according to the preceding claim, comprising at least one sheave (60) fixed to and movable with the compensator piston rod (44).
11 . The hydraulic system (10) according to any preceding claim, wherein the compensator cylinder (40) comprises a compensation volume (46).
12. The hydraulic system (10) according to the preceding claim, wherein the compensation volume (46) is fluidly connected to a low pressure accumulator (50).
13. The hydraulic system (10) according to any preceding claim, wherein the hydraulic supply (9) comprises a hydraulic supply line (18) arranged to supply hydraulic fluid from a hydraulic power unit (12) to the first and second hydraulic chambers (22,41).
14. Use of a hydraulic system (10) according to any preceding claim to support a riser (401) suspended from a floating vessel (500).
15. A floating vessel (500) comprising at least one wireline tensioner (100,600) with a hydraulic system (10) according to any of claims 1 -13.
GB2204134.7A 2019-09-16 2020-09-14 Hydraulic tensioner system Active GB2603351B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20191116A NO345670B1 (en) 2019-09-16 2019-09-16 Hydraulic system for wireline tensioning
PCT/NO2020/050234 WO2021054837A1 (en) 2019-09-16 2020-09-14 Hydraulic tensioner system

Publications (3)

Publication Number Publication Date
GB202204134D0 GB202204134D0 (en) 2022-05-11
GB2603351A true GB2603351A (en) 2022-08-03
GB2603351B GB2603351B (en) 2023-08-02

Family

ID=72752974

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2204134.7A Active GB2603351B (en) 2019-09-16 2020-09-14 Hydraulic tensioner system

Country Status (4)

Country Link
CA (1) CA3154104A1 (en)
GB (1) GB2603351B (en)
NO (1) NO345670B1 (en)
WO (1) WO2021054837A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5209302A (en) * 1991-10-04 1993-05-11 Retsco, Inc. Semi-active heave compensation system for marine vessels
WO2012016765A2 (en) * 2010-06-30 2012-02-09 Aker Mh As A method and a system for controlling movements of a free-hanging tubular
CN105804675A (en) * 2016-06-01 2016-07-27 中国石油大学(华东) Hydraulic driving system for offshore drilling compensation winch
NO342595B1 (en) * 2016-05-27 2018-06-18 Safelink As Rotary inline heave compensator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351261A (en) * 1978-05-01 1982-09-28 Sedco, Inc. Riser recoil preventer system
US4759256A (en) * 1984-04-16 1988-07-26 Nl Industries, Inc. Tensioner recoil control apparatus
NO169027C (en) * 1988-11-09 1992-04-29 Smedvig Ipr As MOVEMENT COMPENSATOR FOR RISK PIPES
NO339757B1 (en) 2012-12-10 2017-01-30 Mhwirth As Stretchers for riser with multiple capacity
WO2018111114A1 (en) * 2016-12-16 2018-06-21 Mhwirth As Riser support system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5209302A (en) * 1991-10-04 1993-05-11 Retsco, Inc. Semi-active heave compensation system for marine vessels
WO2012016765A2 (en) * 2010-06-30 2012-02-09 Aker Mh As A method and a system for controlling movements of a free-hanging tubular
NO342595B1 (en) * 2016-05-27 2018-06-18 Safelink As Rotary inline heave compensator
CN105804675A (en) * 2016-06-01 2016-07-27 中国石油大学(华东) Hydraulic driving system for offshore drilling compensation winch

Also Published As

Publication number Publication date
GB2603351B (en) 2023-08-02
GB202204134D0 (en) 2022-05-11
WO2021054837A1 (en) 2021-03-25
NO345670B1 (en) 2021-06-07
NO20191116A1 (en) 2021-03-17
CA3154104A1 (en) 2021-03-25

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