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NO20170285A1 - An underwater-based hydraulic system that converts stored energy into hydraulic energy via the drive chambers on pump devices. - Google Patents

An underwater-based hydraulic system that converts stored energy into hydraulic energy via the drive chambers on pump devices.

Info

Publication number
NO20170285A1
NO20170285A1 NO20170285A NO20170285A NO20170285A1 NO 20170285 A1 NO20170285 A1 NO 20170285A1 NO 20170285 A NO20170285 A NO 20170285A NO 20170285 A NO20170285 A NO 20170285A NO 20170285 A1 NO20170285 A1 NO 20170285A1
Authority
NO
Norway
Prior art keywords
underwater
pump devices
hydraulic
drive chambers
energy
Prior art date
Application number
NO20170285A
Other languages
Norwegian (no)
Other versions
NO343020B1 (en
Inventor
Nils Terje Ottestad
Original Assignee
Obs Tech 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 Obs Tech As filed Critical Obs Tech As
Priority to NO20170285A priority Critical patent/NO343020B1/en
Priority to PCT/NO2018/050052 priority patent/WO2018160071A1/en
Publication of NO20170285A1 publication Critical patent/NO20170285A1/en
Publication of NO343020B1 publication Critical patent/NO343020B1/en

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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
    • E21B33/064—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers specially adapted for underwater well heads
    • 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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0085—Adaptations of electric power generating means for use in boreholes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
NO20170285A 2017-02-28 2017-02-28 An underwater hydraulic system that converts stored energy into hydraulic energy via the drive chambers of pumping devices. NO343020B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO20170285A NO343020B1 (en) 2017-02-28 2017-02-28 An underwater hydraulic system that converts stored energy into hydraulic energy via the drive chambers of pumping devices.
PCT/NO2018/050052 WO2018160071A1 (en) 2017-02-28 2018-02-27 Hydraulic system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20170285A NO343020B1 (en) 2017-02-28 2017-02-28 An underwater hydraulic system that converts stored energy into hydraulic energy via the drive chambers of pumping devices.

Publications (2)

Publication Number Publication Date
NO20170285A1 true NO20170285A1 (en) 2018-08-29
NO343020B1 NO343020B1 (en) 2018-10-01

Family

ID=63370984

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20170285A NO343020B1 (en) 2017-02-28 2017-02-28 An underwater hydraulic system that converts stored energy into hydraulic energy via the drive chambers of pumping devices.

Country Status (2)

Country Link
NO (1) NO343020B1 (en)
WO (1) WO2018160071A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO348132B1 (en) * 2020-03-13 2024-09-02 Obs Tech As Underwater depth-compensable accumulator system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192680B1 (en) * 1999-07-15 2001-02-27 Varco Shaffer, Inc. Subsea hydraulic control system
US20130113213A1 (en) * 2011-11-04 2013-05-09 John Yarnold Power generation at a subsea location
WO2014147406A2 (en) * 2013-03-21 2014-09-25 Geoprober Drilling Limited Subsea hydraulic power generation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO994777A (en) * 1999-09-30 2001-03-19 Kongsberg Offshore As Device by a subsea system for controlling a hydraulic actuator and a system with such a device
US9175538B2 (en) * 2010-12-06 2015-11-03 Hydril USA Distribution LLC Rechargeable system for subsea force generating device and method
US8726644B2 (en) * 2011-09-25 2014-05-20 Peter Nellessen Control of underwater actuators using ambient pressure
BR112014009427A2 (en) * 2011-10-19 2017-06-13 Cameron Int Corp underwater pressure reduction system
NO333477B1 (en) * 2012-01-23 2013-06-24 Obs Technology As Interim storage chamber

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192680B1 (en) * 1999-07-15 2001-02-27 Varco Shaffer, Inc. Subsea hydraulic control system
US20130113213A1 (en) * 2011-11-04 2013-05-09 John Yarnold Power generation at a subsea location
WO2014147406A2 (en) * 2013-03-21 2014-09-25 Geoprober Drilling Limited Subsea hydraulic power generation

Also Published As

Publication number Publication date
WO2018160071A1 (en) 2018-09-07
NO343020B1 (en) 2018-10-01

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