SE304417B - - Google Patents

Info

Publication number
SE304417B
SE304417B SE7610/63A SE761063A SE304417B SE 304417 B SE304417 B SE 304417B SE 7610/63 A SE7610/63 A SE 7610/63A SE 761063 A SE761063 A SE 761063A SE 304417 B SE304417 B SE 304417B
Authority
SE
Sweden
Application number
SE7610/63A
Inventor
W Farrell
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of SE304417B publication Critical patent/SE304417B/xx

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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates

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)
SE7610/63A 1962-07-11 1963-07-09 SE304417B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US209099A US3137478A (en) 1962-07-11 1962-07-11 Cover plate assembly for sealing spaces between turbine buckets

Publications (1)

Publication Number Publication Date
SE304417B true SE304417B (en) 1968-09-23

Family

ID=22777333

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7610/63A SE304417B (en) 1962-07-11 1963-07-09

Country Status (6)

Country Link
US (1) US3137478A (en)
CH (1) CH403402A (en)
DE (1) DE1212108B (en)
GB (1) GB1012066A (en)
NL (2) NL141273B (en)
SE (1) SE304417B (en)

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US3508844A (en) * 1968-07-25 1970-04-28 United Aircraft Corp Blade lock
GB1291302A (en) * 1970-03-14 1972-10-04 Sec Dep For Defendence Improvements in bladed rotor assemblies
US3656865A (en) * 1970-07-21 1972-04-18 Gen Motors Corp Rotor blade retainer
BE792286A (en) * 1971-12-06 1973-03-30 Gen Electric BOLTLESS AUBA RETAINER FOR TURBOMACHIN ROTOR
US3814539A (en) * 1972-10-04 1974-06-04 Gen Electric Rotor sealing arrangement for an axial flow fluid turbine
US3936222A (en) * 1974-03-28 1976-02-03 United Technologies Corporation Gas turbine construction
GB1479332A (en) * 1974-11-06 1977-07-13 Rolls Royce Means for retaining blades to a disc or like structure
US4033705A (en) * 1976-04-26 1977-07-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Blade retainer assembly
US4088421A (en) * 1976-09-30 1978-05-09 General Electric Company Coverplate damping arrangement
US4094615A (en) * 1976-12-27 1978-06-13 Electric Power Research Institute, Inc. Blade attachment structure for gas turbine rotor
US4221542A (en) * 1977-12-27 1980-09-09 General Electric Company Segmented blade retainer
US4192633A (en) * 1977-12-28 1980-03-11 General Electric Company Counterweighted blade damper
GB2043796B (en) * 1979-03-10 1983-04-20 Rolls Royce Bladed rotor for gas turbine engine
US4422827A (en) * 1982-02-18 1983-12-27 United Technologies Corporation Blade root seal
US4659285A (en) * 1984-07-23 1987-04-21 United Technologies Corporation Turbine cover-seal assembly
US4659289A (en) * 1984-07-23 1987-04-21 United Technologies Corporation Turbine side plate assembly
GB8705216D0 (en) * 1987-03-06 1987-04-08 Rolls Royce Plc Rotor assembly
US5339619A (en) * 1992-08-31 1994-08-23 United Technologies Corporation Active cooling of turbine rotor assembly
US5486095A (en) * 1994-12-08 1996-01-23 General Electric Company Split disk blade support
GB2307520B (en) * 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
US6190131B1 (en) * 1999-08-31 2001-02-20 General Electric Co. Non-integral balanced coverplate and coverplate centering slot for a turbine
CZ20002685A3 (en) * 1999-12-20 2001-08-15 General Electric Company Retention system and method for the blades of a rotary machine
EP1284339A1 (en) * 2001-08-14 2003-02-19 Siemens Aktiengesellschaft Annular cover plate system for gas turbine rotors
US6533550B1 (en) 2001-10-23 2003-03-18 Pratt & Whitney Canada Corp. Blade retention
JP3864157B2 (en) * 2003-12-05 2006-12-27 本田技研工業株式会社 Axial turbine wheel
US7090466B2 (en) * 2004-09-14 2006-08-15 General Electric Company Methods and apparatus for assembling gas turbine engine rotor assemblies
US7465149B2 (en) * 2006-03-14 2008-12-16 Rolls-Royce Plc Turbine engine cooling
US20080044284A1 (en) * 2006-08-16 2008-02-21 United Technologies Corporation Segmented fluid seal assembly
US8128371B2 (en) 2007-02-15 2012-03-06 General Electric Company Method and apparatus to facilitate increasing turbine rotor efficiency
RU2486349C2 (en) * 2007-10-25 2013-06-27 Сименс Акциенгезелльшафт Sealing ridge, assembly of turbine blades, and gas turbine containing such blade assembly
US8277191B2 (en) * 2009-02-25 2012-10-02 General Electric Company Apparatus for bucket cover plate retention
US20100232939A1 (en) * 2009-03-12 2010-09-16 General Electric Company Machine Seal Assembly
US8696320B2 (en) * 2009-03-12 2014-04-15 General Electric Company Gas turbine having seal assembly with coverplate and seal
US8251668B2 (en) * 2009-06-30 2012-08-28 General Electric Company Method and apparatus for assembling rotating machines
US8459953B2 (en) * 2010-01-19 2013-06-11 General Electric Company Seal plate and bucket retention pin assembly
US20120045337A1 (en) * 2010-08-20 2012-02-23 Michael James Fedor Turbine bucket assembly and methods for assembling same
US8888459B2 (en) * 2011-08-23 2014-11-18 General Electric Company Coupled blade platforms and methods of sealing
DE102011082493A1 (en) * 2011-09-12 2013-03-14 Rolls-Royce Deutschland Ltd & Co Kg Safety segment for vibration damping of turbine blades and rotor device
JP5675674B2 (en) 2012-02-29 2015-02-25 三菱重工業株式会社 Turbine blade retaining structure and rotating machine having the same
US20130256996A1 (en) * 2012-03-28 2013-10-03 General Electric Company Shiplap plate seal
US9151169B2 (en) * 2012-03-29 2015-10-06 General Electric Company Near-flow-path seal isolation dovetail
US9328622B2 (en) * 2012-06-12 2016-05-03 General Electric Company Blade attachment assembly
US10145249B2 (en) 2016-02-23 2018-12-04 Mechanical Dynamics & Analysis Llc Turbine bucket lockwire anti-rotation device for gas turbine engine
US10196916B2 (en) 2016-04-08 2019-02-05 Siemens Aktiengesellschaft Rotor disk having an end-side sealing element
DE102016208759A1 (en) * 2016-05-20 2017-11-23 Siemens Aktiengesellschaft Rotor disc with front-side sealing element
DE102016107315A1 (en) * 2016-04-20 2017-10-26 Rolls-Royce Deutschland Ltd & Co Kg Rotor with overhang on blades for a safety element
US10683765B2 (en) 2017-02-14 2020-06-16 General Electric Company Turbine blades having shank features and methods of fabricating the same
US10494934B2 (en) 2017-02-14 2019-12-03 General Electric Company Turbine blades having shank features
EP3438410B1 (en) 2017-08-01 2021-09-29 General Electric Company Sealing system for a rotary machine
WO2019040171A1 (en) * 2017-08-25 2019-02-28 Siemens Aktiengesellschaft Seal plate assembly
EP3511524A1 (en) * 2018-01-10 2019-07-17 Siemens Aktiengesellschaft Rotor with sealing elements fixed in blade retention grooves
EP3521561A1 (en) * 2018-02-02 2019-08-07 Siemens Aktiengesellschaft Rotor with sealing element and sealing ring
WO2020023007A1 (en) * 2018-07-23 2020-01-30 Siemens Aktiengesellschaft Cover plate with flow inducer and method for cooling turbine blades
CN112912591B (en) * 2018-07-23 2023-04-14 西门子能源全球两合公司 Cover plate with flow deflector and method for cooling turbine blade
FR3108941B1 (en) * 2020-04-07 2022-08-26 Safran Aircraft Engines TURBINE ROTOR FOR TURBOMACHINE, METHOD FOR ASSEMBLING SAID ROTOR

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1554614A (en) * 1922-09-13 1925-09-22 Westinghouse Electric & Mfg Co Turbine blading
GB652099A (en) * 1947-10-16 1951-04-18 Rolls Royce Improvements relating to axial flow turbines
GB699582A (en) * 1950-11-14 1953-11-11 Rolls Royce Improvements in or relating to gas-turbine engines
NL88170C (en) * 1952-10-31 1900-01-01
GB742477A (en) * 1952-10-31 1955-12-30 Rolls Royce Improvements in or relating to bladed stator or rotor constructions for fluid machines such as axial-flow turbines or compressors
GB779059A (en) * 1954-07-15 1957-07-17 Rolls Royce Improvements in or relating to axial-flow fluid machines, for example compressors orturbines of gas-turbine engines
BE551145A (en) * 1955-09-26
GB802476A (en) * 1955-09-29 1958-10-08 Rolls Royce Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines
US2988325A (en) * 1957-07-18 1961-06-13 Rolls Royce Rotary fluid machine with means supplying fluid to rotor blade passages
US2999668A (en) * 1958-08-28 1961-09-12 Curtiss Wright Corp Self-balanced rotor blade
US3037741A (en) * 1958-12-29 1962-06-05 Gen Electric Damping turbine buckets
US2994507A (en) * 1959-01-23 1961-08-01 Westinghouse Electric Corp Blade locking structure
GB905582A (en) * 1960-05-26 1962-09-12 Rolls Royce Improvements relating to the sealing of blades in a bladed rotor
GB928349A (en) * 1960-12-06 1963-06-12 Rolls Royce Improvements in or relating to bladed rotors of fluid flow machines
US3043562A (en) * 1961-04-10 1962-07-10 Gen Electric Combination sealing and restraining member for long-shank turbo-machine buckets

Also Published As

Publication number Publication date
NL295165A (en)
CH403402A (en) 1965-11-30
US3137478A (en) 1964-06-16
GB1012066A (en) 1965-12-08
NL141273B (en) 1974-02-15
DE1212108B (en) 1966-03-10

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