NO20100633L - Systemer og fremgangsmater for a redusere stromningsmotstand og/eller virvelindusert vibrasjon - Google Patents

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

Info

Publication number
NO20100633L
NO20100633L NO20100633A NO20100633A NO20100633L NO 20100633 L NO20100633 L NO 20100633L NO 20100633 A NO20100633 A NO 20100633A NO 20100633 A NO20100633 A NO 20100633A NO 20100633 L NO20100633 L NO 20100633L
Authority
NO
Norway
Prior art keywords
flow resistance
systems
methods
induced vibration
reducing flow
Prior art date
Application number
NO20100633A
Other languages
English (en)
Norwegian (no)
Inventor
Donald Wayne Allen
Li Lee
Dean Leroy Henning
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 NO20100633L publication Critical patent/NO20100633L/no

Links

Classifications

    • 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
    • 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
    • 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
    • E02B17/0017—Means for protecting offshore constructions
    • 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 
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Civil Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Exhaust Silencers (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Earth Drilling (AREA)
  • Vibration Prevention Devices (AREA)
NO20100633A 2007-10-05 2010-05-03 Systemer og fremgangsmater for a redusere stromningsmotstand og/eller virvelindusert vibrasjon NO20100633L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US97768607P 2007-10-05 2007-10-05
PCT/US2008/078541 WO2009046166A1 (en) 2007-10-05 2008-10-02 Systems and methods for reducing drag and/or vortex induced vibration

Publications (1)

Publication Number Publication Date
NO20100633L true NO20100633L (no) 2010-05-03

Family

ID=40526659

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20100633A NO20100633L (no) 2007-10-05 2010-05-03 Systemer og fremgangsmater for a redusere stromningsmotstand og/eller virvelindusert vibrasjon

Country Status (5)

Country Link
BR (1) BRPI0818644A2 (pt)
GB (1) GB2466154A (pt)
MX (1) MX2010003690A (pt)
NO (1) NO20100633L (pt)
WO (1) WO2009046166A1 (pt)

Families Citing this family (1)

* 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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305194A (en) * 1960-03-08 1967-02-21 Robert G Conard Wind-insensitive missile
US3818833A (en) * 1972-08-18 1974-06-25 Fmc Corp Independent multiple head forward firing system

Also Published As

Publication number Publication date
GB2466154A (en) 2010-06-16
BRPI0818644A2 (pt) 2017-05-23
GB201005690D0 (en) 2010-05-19
WO2009046166A1 (en) 2009-04-09
MX2010003690A (es) 2010-06-02

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application