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NO20121005A1 - Anordning ved labyrinttetning for hydraulisk strømningsmaskin - Google Patents

Anordning ved labyrinttetning for hydraulisk strømningsmaskin

Info

Publication number
NO20121005A1
NO20121005A1 NO20121005A NO20121005A NO20121005A1 NO 20121005 A1 NO20121005 A1 NO 20121005A1 NO 20121005 A NO20121005 A NO 20121005A NO 20121005 A NO20121005 A NO 20121005A NO 20121005 A1 NO20121005 A1 NO 20121005A1
Authority
NO
Norway
Prior art keywords
sealing device
hydraulic flow
flow machine
labyrinth sealing
labyrinth
Prior art date
Application number
NO20121005A
Other languages
English (en)
Other versions
NO334129B1 (no
Inventor
Per Egil Skåre
Original Assignee
Dynavec 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 Dynavec As filed Critical Dynavec As
Priority to NO20121005A priority Critical patent/NO20121005A1/no
Priority to PCT/NO2013/050148 priority patent/WO2014038951A1/en
Publication of NO334129B1 publication Critical patent/NO334129B1/no
Publication of NO20121005A1 publication Critical patent/NO20121005A1/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F16J15/4472—Labyrinth packings with axial path
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hydraulic Turbines (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NO20121005A 2012-09-06 2012-09-06 Anordning ved labyrinttetning for hydraulisk strømningsmaskin NO20121005A1 (no)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO20121005A NO20121005A1 (no) 2012-09-06 2012-09-06 Anordning ved labyrinttetning for hydraulisk strømningsmaskin
PCT/NO2013/050148 WO2014038951A1 (en) 2012-09-06 2013-09-03 Labyrinth packing device for a hydraulic fluid flow machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20121005A NO20121005A1 (no) 2012-09-06 2012-09-06 Anordning ved labyrinttetning for hydraulisk strømningsmaskin

Publications (2)

Publication Number Publication Date
NO334129B1 NO334129B1 (no) 2013-12-16
NO20121005A1 true NO20121005A1 (no) 2013-12-16

Family

ID=49887443

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20121005A NO20121005A1 (no) 2012-09-06 2012-09-06 Anordning ved labyrinttetning for hydraulisk strømningsmaskin

Country Status (2)

Country Link
NO (1) NO20121005A1 (no)
WO (1) WO2014038951A1 (no)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080286130A1 (en) * 2007-05-17 2008-11-20 Purvines Stephen H Fan impeller
NO327520B1 (no) * 2007-12-05 2009-07-27 Dynavec As Anordning ved løpehjul

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4215976A (en) * 1978-05-10 1980-08-05 Worthington Pump, Inc. Turbine-impeller pump for use in geothermal energy recovery systems
IT1152732B (it) * 1982-10-19 1987-01-07 Nuovo Pignone Spa Tenuta a labirinto perfezionata
US20120027573A1 (en) * 2010-08-02 2012-02-02 General Electric Company Seal teeth for seal assembly

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080286130A1 (en) * 2007-05-17 2008-11-20 Purvines Stephen H Fan impeller
NO327520B1 (no) * 2007-12-05 2009-07-27 Dynavec As Anordning ved løpehjul

Also Published As

Publication number Publication date
NO334129B1 (no) 2013-12-16
WO2014038951A1 (en) 2014-03-13

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Legal Events

Date Code Title Description
PLED Pledge agreement as registered by the authority (distraint, execution lien)

Free format text: MELDING INNKOMMET PATENTSTYRET: 2018.01.24

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