NO20100355L - Systemer og fremgangsmater for a redusere slep og/eller virvelindusert vibrasjon - Google Patents

Systemer og fremgangsmater for a redusere slep og/eller virvelindusert vibrasjon

Info

Publication number
NO20100355L
NO20100355L NO20100355A NO20100355A NO20100355L NO 20100355 L NO20100355 L NO 20100355L NO 20100355 A NO20100355 A NO 20100355A NO 20100355 A NO20100355 A NO 20100355A NO 20100355 L NO20100355 L NO 20100355L
Authority
NO
Norway
Prior art keywords
systems
methods
induced vibration
reducing drag
vortex induced
Prior art date
Application number
NO20100355A
Other languages
English (en)
Inventor
Dean Leroy Henning
Donald Wayne Allen
Li Lee
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of NO20100355L publication Critical patent/NO20100355L/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22—Piles
    • E02D5/60—Piles with protecting cases
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/32—Foundations for special purposes
    • E02D27/52—Submerged foundations, i.e. submerged in open water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/10—Influencing flow of fluids around bodies of solid material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
    • F15D1/00—Influencing flow of fluids
    • F15D1/10—Influencing flow of fluids around bodies of solid material
    • F15D1/12—Influencing flow of fluids around bodies of solid material by influencing the boundary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/02—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/04—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull
    • B63B1/048—Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with single hull with hull extending principally vertically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
    • B63B21/502—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers by means of tension legs
    • B63B2021/504—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers by means of tension legs comprising suppressors for vortex induced vibrations
    • 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
    • B63B2035/442—Spar-type semi-submersible structures, i.e. shaped as single slender, e.g. substantially cylindrical or trussed vertical bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/005—Equipment to decrease ship's vibrations produced externally to the ship, e.g. wave-induced vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
    • F16L1/12—Laying or reclaiming pipes on or under water
    • F16L1/123—Devices for the protection of pipes under water

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Vibration Prevention Devices (AREA)
  • Earth Drilling (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Et system for å redusere dregg og/eller virvelindusert vibrasjon av en struktur, idet systemet omfatter en flersidet innretning omfattende fra 4 til 6 sider.
NO20100355A 2007-08-13 2010-03-11 Systemer og fremgangsmater for a redusere slep og/eller virvelindusert vibrasjon NO20100355L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US95547107P 2007-08-13 2007-08-13
PCT/US2008/072771 WO2009023624A1 (en) 2007-08-13 2008-08-11 Systems and methods for reducing drag and/or vortex induced vibration

Publications (1)

Publication Number Publication Date
NO20100355L true NO20100355L (no) 2010-05-11

Family

ID=40351103

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20100355A NO20100355L (no) 2007-08-13 2010-03-11 Systemer og fremgangsmater for a redusere slep og/eller virvelindusert vibrasjon

Country Status (6)

Country Link
US (1) US20110200396A1 (no)
BR (1) BRPI0815191A2 (no)
GB (1) GB2464238A (no)
MX (1) MX2010001475A (no)
NO (1) NO20100355L (no)
WO (1) WO2009023624A1 (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010129222A2 (en) * 2009-04-28 2010-11-11 Shell Oil Company Systems and methods for reducing drag and/or vortex induced vibration
WO2010126971A2 (en) * 2009-05-01 2010-11-04 Shell Oil Company Systems and methods for reducing vortex induced vibrations
US9511825B1 (en) 2011-01-05 2016-12-06 VIV Solutions LLC Apparatus for suppressing vortex-induced vibration of a structure with reduced coverage
US9085995B2 (en) 2012-04-18 2015-07-21 Hamilton Sundstrand Corporation Anti-vortex shedding generator for APU support
US9869128B1 (en) 2012-11-24 2018-01-16 VIV Solutions LLC Installation systems and methodology for helical strake fins
NO337402B1 (no) * 2013-09-13 2016-04-04 Sevan Marine Asa Et flytende skrog med stabilisatorparti
US10865910B1 (en) 2015-04-17 2020-12-15 VIV Solutions LLC Coupled fairing systems
US10337649B1 (en) 2016-03-02 2019-07-02 VIV Solutions LLC Strake system
US10473131B1 (en) 2016-07-10 2019-11-12 VIV Solutions LLC Helical strakes and collar
US11261675B2 (en) 2018-01-16 2022-03-01 VIV Solutions LLC Methods for constructing a helical strake segment using one or more shell sections and fins

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398487A (en) * 1981-06-26 1983-08-16 Exxon Production Research Co. Fairing for elongated elements
US6048136A (en) * 1996-07-19 2000-04-11 Shell Oil Company Vortex induced vibration protection for deepwater drilling risers
US6223672B1 (en) * 1996-11-15 2001-05-01 Shell Oil Company Ultrashort fairings for suppressing vortex-induced-vibration
US6006488A (en) * 1997-04-24 1999-12-28 Nippon Steel Corporation Supplementary reinforcing construction for a reinforced concrete pier and a method of carrying out the supplementary reinforcement for the reinforced concrete pier
US7070361B2 (en) * 2003-03-06 2006-07-04 Shell Oil Company Apparatus and methods for providing VIV suppression to a riser system comprising umbilical elements
US20060060721A1 (en) * 2004-03-30 2006-03-23 Phillip Watts Scalloped leading edge advancements
US20060054073A1 (en) * 2004-08-13 2006-03-16 Edmund Muehlner Apparatus and method for reducing vortices in the wake of a marine member
US20070003372A1 (en) * 2005-06-16 2007-01-04 Allen Donald W Systems and methods for reducing drag and/or vortex induced vibration

Also Published As

Publication number Publication date
GB2464238A (en) 2010-04-14
US20110200396A1 (en) 2011-08-18
BRPI0815191A2 (pt) 2015-03-31
GB201001471D0 (en) 2010-03-17
MX2010001475A (es) 2010-03-01
WO2009023624A1 (en) 2009-02-19

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Legal Events

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