GB1195012A - Rotor for Bladed Fluid Flow Machines. - Google Patents

Rotor for Bladed Fluid Flow Machines.

Info

Publication number
GB1195012A
GB1195012A GB27564/66A GB2756466A GB1195012A GB 1195012 A GB1195012 A GB 1195012A GB 27564/66 A GB27564/66 A GB 27564/66A GB 2756466 A GB2756466 A GB 2756466A GB 1195012 A GB1195012 A GB 1195012A
Authority
GB
United Kingdom
Prior art keywords
rotor
blades
passages
shrouds
june
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
GB27564/66A
Other languages
English (en)
Inventor
Kenneth Ronald Guy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB27564/66A priority Critical patent/GB1195012A/en
Priority to US637586A priority patent/US3377050A/en
Priority to DE19671551173 priority patent/DE1551173B1/de
Publication of GB1195012A publication Critical patent/GB1195012A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/24—Blade-to-blade connections, e.g. for damping vibrations using wire or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB27564/66A 1966-06-21 1966-06-21 Rotor for Bladed Fluid Flow Machines. Expired GB1195012A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB27564/66A GB1195012A (en) 1966-06-21 1966-06-21 Rotor for Bladed Fluid Flow Machines.
US637586A US3377050A (en) 1966-06-21 1967-05-10 Shrouded rotor blades
DE19671551173 DE1551173B1 (de) 1966-06-21 1967-06-19 Einrichtung zur schwingungsdaempfung an frei stehenden laufschaufeln von stroemungsmaschinen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB27564/66A GB1195012A (en) 1966-06-21 1966-06-21 Rotor for Bladed Fluid Flow Machines.

Publications (1)

Publication Number Publication Date
GB1195012A true GB1195012A (en) 1970-06-17

Family

ID=10261674

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27564/66A Expired GB1195012A (en) 1966-06-21 1966-06-21 Rotor for Bladed Fluid Flow Machines.

Country Status (3)

Country Link
US (1) US3377050A (de)
DE (1) DE1551173B1 (de)
GB (1) GB1195012A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138892A (en) * 1983-04-25 1984-10-31 Gen Electric Ribbed cover piece for steam turbine rotor bucket assembly
US4712977A (en) * 1984-07-02 1987-12-15 Gerfast Sten R Axial fan
GB2409006A (en) * 2003-12-11 2005-06-15 Rolls Royce Plc Turbine rotor blade with gutter to promote tip sealing

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1508123A1 (de) * 1965-11-10 1969-10-09 B P Przemyslu Hutniczego Verfahren zur Stahlerzeugung und Ofen zur Anwendung dieses Verfahrens
GB1233022A (de) * 1968-08-28 1971-05-26
US3575523A (en) * 1968-12-05 1971-04-20 Us Navy Labyrinth seal for axial flow fluid machines
FR2291349A1 (fr) * 1974-11-14 1976-06-11 Europ Turb Vapeur Disposition de liaison continue des aubes mobiles d'une turbo-machine
US4576551A (en) * 1982-06-17 1986-03-18 The Garrett Corporation Turbo machine blading
US4492517A (en) * 1983-01-06 1985-01-08 General Electric Company Segmented inlet nozzle for gas turbine, and methods of installation
CH666326A5 (en) * 1984-09-19 1988-07-15 Bbc Brown Boveri & Cie Turbine rotor blades with shroud plates at outer ends - have adjacent plates connected via damping circumferential wire through bores in plates
CH666722A5 (de) * 1985-07-05 1988-08-15 Bbc Brown Boveri & Cie Laufschaufelkranz einer axial durchstroemten turbomaschine.
US5201850A (en) * 1991-02-15 1993-04-13 General Electric Company Rotor tip shroud damper including damper wires
DE4301656A1 (de) * 1993-01-22 1994-07-28 Bmw Rolls Royce Gmbh Turbinenschaufel-Anordnung
US5645402A (en) * 1996-04-10 1997-07-08 Solar Turbines Incorporated Turbine blade vibration dampening
US6913445B1 (en) * 2003-12-12 2005-07-05 General Electric Company Center located cutter teeth on shrouded turbine blades
DE102007059220A1 (de) * 2007-12-07 2009-06-10 Rolls-Royce Deutschland Ltd & Co Kg Leitschaufelkranz für thermische Strömungsmaschinen, insbesondere Flugtriebwerke
US8894370B2 (en) * 2008-04-04 2014-11-25 General Electric Company Turbine blade retention system and method
EP2218875A1 (de) * 2009-02-17 2010-08-18 Siemens Aktiengesellschaft Schaufelverband einer Strömungsmaschine
FR2955608B1 (fr) * 2010-01-26 2013-01-11 Snecma Amortisseur de vibrations a lamelle et chemises entre talons d'aubes adjacentes en materiau composite d'une roue mobile de turbomachine.
EP2385215A1 (de) * 2010-05-05 2011-11-09 Alstom Technology Ltd Leichte Deckband-Dichtrippe für eine Rotorschaufel
FR2960021B1 (fr) * 2010-05-12 2014-04-25 Snecma Roue mobile de turbomachine munie d'un jonc d'amortissement des vibrations
US8894368B2 (en) * 2012-01-04 2014-11-25 General Electric Company Device and method for aligning tip shrouds
US20140023506A1 (en) * 2012-07-20 2014-01-23 General Electric Company Damper system and a turbine
JP6138468B2 (ja) * 2012-12-07 2017-05-31 三菱重工航空エンジン株式会社 翼振動減衰構造
US9683446B2 (en) * 2013-03-07 2017-06-20 Rolls-Royce Energy Systems, Inc. Gas turbine engine shrouded blade
EP3269932A1 (de) * 2016-07-13 2018-01-17 MTU Aero Engines GmbH Gasturbinenschaufel mit deckband
FR3113300B1 (fr) * 2020-08-06 2023-12-22 Safran Aircraft Engines Aubage de rotor de turbomachine
FR3137128A1 (fr) * 2022-06-22 2023-12-29 Safran Aircraft Engines Ensemble de turbomachine comportant des aubes portant des léchettes et un câble reliant les léchettes les unes aux autres

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE485833C (de) * 1929-11-08 J A Maffei A G Verfahren zur Herstellung von Schauflungen fuer Turbomaschinen, insbesondere fuer Dampf- oder Gasturbinen
US1061648A (en) * 1910-08-27 1913-05-13 George Westinghouse Blades.
US1165005A (en) * 1914-05-14 1915-12-21 Westinghouse Machine Co Blade construction for elastic-fluid turbines.
US1544318A (en) * 1923-09-12 1925-06-30 Westinghouse Electric & Mfg Co Turbine-blade lashing
US1858067A (en) * 1930-10-21 1932-05-10 Gen Electric Elastic fluid turbine
US2220914A (en) * 1938-07-30 1940-11-12 Gen Electric Elastic fluid turbine bucket wheel
US2315642A (en) * 1942-01-16 1943-04-06 Westinghouse Electric & Mfg Co Turbine blade shroud fastening
GB623525A (en) * 1947-05-13 1949-05-18 Svenska Turbinfab Ab Vibration damper for blades of turbines and compressors
NL179681B (nl) * 1952-07-22 1955-12-15 Hitachi Shipbuilding Eng Co Inrichting voor het verbranden van afvalgassen.
US3095138A (en) * 1957-05-28 1963-06-25 Studebaker Corp Rotating shroud
US3025037A (en) * 1957-10-24 1962-03-13 Bert F Beckstrom Gas turbine
GB989260A (en) * 1962-11-21 1965-04-14 Ass Elect Ind Improvements in or relating to the shrouding of the moving blades of turbines and axial-flow compressors
US3326523A (en) * 1965-12-06 1967-06-20 Gen Electric Stator vane assembly having composite sectors

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2138892A (en) * 1983-04-25 1984-10-31 Gen Electric Ribbed cover piece for steam turbine rotor bucket assembly
US4712977A (en) * 1984-07-02 1987-12-15 Gerfast Sten R Axial fan
GB2409006A (en) * 2003-12-11 2005-06-15 Rolls Royce Plc Turbine rotor blade with gutter to promote tip sealing
GB2409006B (en) * 2003-12-11 2006-05-17 Rolls Royce Plc Tip sealing for a turbine rotor blade
US7118329B2 (en) 2003-12-11 2006-10-10 Rolls-Royce Plc Tip sealing for a turbine rotor blade

Also Published As

Publication number Publication date
US3377050A (en) 1968-04-09
DE1551173B1 (de) 1971-07-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PLNP Patent lapsed through nonpayment of renewal fees