GB1226772A - - Google Patents

Info

Publication number
GB1226772A
GB1226772A GB1226772DA GB1226772A GB 1226772 A GB1226772 A GB 1226772A GB 1226772D A GB1226772D A GB 1226772DA GB 1226772 A GB1226772 A GB 1226772A
Authority
GB
United Kingdom
Prior art keywords
runner
water
parts
sealing
air
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.)
Expired
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1226772A publication Critical patent/GB1226772A/en
Expired legal-status Critical Current

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
    • F03B11/006—Sealing arrangements
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hydraulic Turbines (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
GB1226772D 1967-07-03 1968-07-01 Expired GB1226772A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH943567A CH467941A (de) 1967-07-03 1967-07-03 Labyrinthdichtung an einer hydraulischen Kreiselmaschine, deren Läufer zeitweise in Wasser und zeitweise in Luft umläuft.

Publications (1)

Publication Number Publication Date
GB1226772A true GB1226772A (da) 1971-03-31

Family

ID=4351955

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1226772D Expired GB1226772A (da) 1967-07-03 1968-07-01

Country Status (9)

Country Link
US (1) US3516757A (da)
AT (1) AT288285B (da)
CH (1) CH467941A (da)
DE (1) DE1750937A1 (da)
ES (1) ES355708A1 (da)
FR (1) FR1570899A (da)
GB (1) GB1226772A (da)
IE (1) IE32178B1 (da)
NO (1) NO123276B (da)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4335886A (en) * 1980-07-22 1982-06-22 Cornell Pump Company Labyrinth seal with current-forming sealing passages
GB2159895A (en) * 1984-06-04 1985-12-11 Gen Electric Stepped-tooth rotating labyrinth seal

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH598487A5 (da) * 1975-12-02 1978-04-28 Escher Wyss Ag
US4131386A (en) * 1977-05-05 1978-12-26 Sundstrand Corporation Sealing system for centrifugal pump
US4286919A (en) * 1979-12-13 1981-09-01 Hitachi, Ltd. Apparatus for pumping operation of a hydraulic machine having Francis type runner
DE3022861C2 (de) * 1980-06-19 1983-12-08 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Strömungsmaschine, insbesondere Heißgasturbine, und Verfahren zur selbsttätigen kontinuierlichen Beeinflussung des Labyrinthdichtugsspieles der Strömungsmaschine
US4459082A (en) * 1981-09-30 1984-07-10 Sundstrand Corporation Self-acting automatic clearance control apparatus for a turbine
US4465284A (en) * 1983-09-19 1984-08-14 General Electric Company Scalloped cooling of gas turbine transition piece frame
DE3512641A1 (de) * 1984-04-12 1985-10-24 Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa Mehrstufige, hydraulische maschine
US4909706A (en) * 1987-01-28 1990-03-20 Union Carbide Corporation Controlled clearance labyrinth seal
DE19540745A1 (de) * 1995-11-02 1997-05-07 Asea Brown Boveri Verdichterrad-Wellenverbindung
US5975537A (en) * 1997-07-01 1999-11-02 General Electric Company Rotor and stator assembly configured as an aspirating face seal
US6739829B2 (en) * 2002-07-08 2004-05-25 Giw Industries, Inc. Self-compensating clearance seal for centrifugal pumps
NL1024985C2 (nl) * 2003-12-03 2005-09-08 Giw Ind Zelfcompenserende spelingsafdichting voor centrifugaal pompen.
JP4513432B2 (ja) * 2004-07-07 2010-07-28 株式会社日立プラントテクノロジー ターボ型流体機械及びこれに用いる段付シール装置
US7429160B2 (en) * 2006-01-10 2008-09-30 Weir Slurry Group, Inc. Flexible floating ring seal arrangement for rotodynamic pumps
FR2925939A1 (fr) * 2007-12-28 2009-07-03 Alstom Power Hydraulique Sa Machine hydraulique, installation de conversion d'energie comprenant une telle machine et procede d'ajustement d'une telle machine
CN101813101A (zh) * 2010-03-19 2010-08-25 江苏大学 一种固液两相流离心泵密封口环防磨损装置
DE102011008869A1 (de) * 2011-01-18 2012-07-19 Voith Patent Gmbh Wasserturbine oder Pumpturbine oder sonstige hydraulische Maschine
DE102011107829A1 (de) * 2011-07-01 2013-01-03 Voith Patent Gmbh Pumpturbinenanlage
US20140030086A1 (en) * 2012-07-26 2014-01-30 GM Global Technology Operations LLC Centrifugal pump
DE102014224283A1 (de) * 2014-11-27 2016-06-02 Robert Bosch Gmbh Verdichter mit einem Dichtkanal
US10823184B2 (en) * 2016-07-28 2020-11-03 General Electric Company Engine with face seal
CN107762569B (zh) * 2016-08-19 2020-01-14 中国航发商用航空发动机有限责任公司 非接触式篦齿封严结构及航空发动机、燃气轮机
DE102017007860A1 (de) 2017-08-23 2019-02-28 Wilo Se Abdichtung am Saugmund eines Pumpenlaufrades
US10161411B1 (en) * 2017-10-20 2018-12-25 Halliburton Energy Services, Inc. Centrifugal pump sealing surfaces
US10781709B2 (en) * 2018-01-09 2020-09-22 General Electric Company Turbine engine with a seal
CN114033706A (zh) * 2021-11-17 2022-02-11 嘉利特荏原泵业有限公司 一种离心泵

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR599264A (da) * 1926-01-08
US1823702A (en) * 1928-05-24 1931-09-15 Allis Chalmers Mfg Co Hydraulic machine
FR1074886A (fr) * 1953-02-10 1954-10-11 Neyrpic Ets Perfectionnements aux turbines
CH393091A (de) * 1961-04-05 1965-05-31 Sulzer Ag Wechselweise als Pumpe oder Turbine verwendbare Turbomaschine
US3174719A (en) * 1962-06-12 1965-03-23 Dominion Eng Works Ltd Francis turbines and centrifugal pumps
US3330532A (en) * 1966-03-23 1967-07-11 Baldwin Lima Hamilton Corp Thrust control means for hydraulic machines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4335886A (en) * 1980-07-22 1982-06-22 Cornell Pump Company Labyrinth seal with current-forming sealing passages
GB2159895A (en) * 1984-06-04 1985-12-11 Gen Electric Stepped-tooth rotating labyrinth seal

Also Published As

Publication number Publication date
FR1570899A (da) 1969-06-13
IE32178L (en) 1969-01-03
ES355708A1 (es) 1970-03-01
AT288285B (de) 1971-02-25
CH467941A (de) 1969-01-31
US3516757A (en) 1970-06-23
NO123276B (da) 1971-10-18
DE1750937A1 (de) 1972-04-06
IE32178B1 (en) 1973-05-02

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee