GB1012066A - Improvements in cover plate assembly for sealing spaces between turbine blades - Google Patents

Improvements in cover plate assembly for sealing spaces between turbine blades

Info

Publication number
GB1012066A
GB1012066A GB24670/63A GB2467063A GB1012066A GB 1012066 A GB1012066 A GB 1012066A GB 24670/63 A GB24670/63 A GB 24670/63A GB 2467063 A GB2467063 A GB 2467063A GB 1012066 A GB1012066 A GB 1012066A
Authority
GB
United Kingdom
Prior art keywords
plates
roots
slots
platforms
blades
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
GB24670/63A
Other languages
English (en)
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB1012066A publication Critical patent/GB1012066A/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
    • 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)
GB24670/63A 1962-07-11 1963-06-20 Improvements in cover plate assembly for sealing spaces between turbine blades Expired GB1012066A (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
GB1012066A true GB1012066A (en) 1965-12-08

Family

ID=22777333

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24670/63A Expired GB1012066A (en) 1962-07-11 1963-06-20 Improvements in cover plate assembly for sealing spaces between turbine blades

Country Status (6)

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2841793A1 (de) * 1977-12-28 1979-07-12 Gen Electric Schaufeldaempfer
GB2307520A (en) * 1995-11-14 1997-05-28 Rolls Royce Plc Gas turbine engine sealing arrangement
GB2417986B (en) * 2004-09-14 2009-07-22 Gen Electric Methods and apparatus for assembling gas turbine engine rotor assemblies
US10851661B2 (en) 2017-08-01 2020-12-01 General Electric Company Sealing system for a rotary machine and method of assembling same

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (fr) * 1971-12-06 1973-03-30 Gen Electric Dispositif de retenue d'aubes sans boulon pour un rotor de turbomachin
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
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
US6190131B1 (en) * 1999-08-31 2001-02-20 General Electric Co. Non-integral balanced coverplate and coverplate centering slot for a turbine
CZ20002685A3 (cs) * 1999-12-20 2001-08-15 General Electric Company Zařízení pro uchycení lopatek otáčivého stroje a způsob jejich uchycení
EP1284339A1 (de) * 2001-08-14 2003-02-19 Siemens Aktiengesellschaft Abdeckringsystem für Schaufelscheiben von Gasturbinen
US6533550B1 (en) 2001-10-23 2003-03-18 Pratt & Whitney Canada Corp. Blade retention
JP3864157B2 (ja) * 2003-12-05 2006-12-27 本田技研工業株式会社 軸流型タービンホイール
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
BRPI0818386A2 (pt) * 2007-10-25 2015-04-22 Siemens Ag Montagem de pá de turbina e tira de vedação
US8277191B2 (en) * 2009-02-25 2012-10-02 General Electric Company Apparatus for bucket cover plate retention
US8696320B2 (en) * 2009-03-12 2014-04-15 General Electric Company Gas turbine having seal assembly with coverplate and seal
US20100232939A1 (en) * 2009-03-12 2010-09-16 General Electric Company Machine Seal Assembly
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 (de) * 2011-09-12 2013-03-14 Rolls-Royce Deutschland Ltd & Co Kg Sicherungssegment zur Schwingungsdämpfung von Turbinenlauf-schaufeln und Rotorvorrichtung
JP5675674B2 (ja) * 2012-02-29 2015-02-25 三菱重工業株式会社 タービン動翼の抜け止め構造およびこれを備えた回転機械
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
DE102016208759A1 (de) * 2016-05-20 2017-11-23 Siemens Aktiengesellschaft Rotorscheibe mit stirnseitigem Dichtelement
US10196916B2 (en) 2016-04-08 2019-02-05 Siemens Aktiengesellschaft Rotor disk having an end-side sealing element
DE102016107315A1 (de) * 2016-04-20 2017-10-26 Rolls-Royce Deutschland Ltd & Co Kg Rotor mit Überhang an Laufschaufeln für ein Sicherungselement
US10494934B2 (en) 2017-02-14 2019-12-03 General Electric Company Turbine blades having shank features
US10683765B2 (en) 2017-02-14 2020-06-16 General Electric Company Turbine blades having shank features and methods of fabricating the same
WO2019040171A1 (en) * 2017-08-25 2019-02-28 Siemens Aktiengesellschaft PLATE ASSEMBLY
EP3511524A1 (de) * 2018-01-10 2019-07-17 Siemens Aktiengesellschaft Rotor mit in schaufelhaltenuten befestigten dichtelementen
EP3521561A1 (de) * 2018-02-02 2019-08-07 Siemens Aktiengesellschaft Rotor mit dichtelement und dichtring
WO2020023007A1 (en) * 2018-07-23 2020-01-30 Siemens Aktiengesellschaft Cover plate with flow inducer and method for cooling turbine blades
CN112912591B (zh) * 2018-07-23 2023-04-14 西门子能源全球两合公司 具有导流器的盖板和用于冷却涡轮叶片的方法
FR3108941B1 (fr) * 2020-04-07 2022-08-26 Safran Aircraft Engines Rotor de turbine pour turbomachine, procede de montage dudit 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 (pt) * 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 (pt) * 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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2841793A1 (de) * 1977-12-28 1979-07-12 Gen Electric Schaufeldaempfer
GB2307520A (en) * 1995-11-14 1997-05-28 Rolls Royce Plc Gas turbine engine sealing arrangement
US5833244A (en) * 1995-11-14 1998-11-10 Rolls-Royce P L C Gas turbine engine sealing arrangement
GB2307520B (en) * 1995-11-14 1999-07-07 Rolls Royce Plc A gas turbine engine
GB2417986B (en) * 2004-09-14 2009-07-22 Gen Electric Methods and apparatus for assembling gas turbine engine rotor assemblies
US10851661B2 (en) 2017-08-01 2020-12-01 General Electric Company Sealing system for a rotary machine and method of assembling same

Also Published As

Publication number Publication date
NL141273B (nl) 1974-02-15
NL295165A (pt)
DE1212108B (de) 1966-03-10
SE304417B (pt) 1968-09-23
CH403402A (de) 1965-11-30
US3137478A (en) 1964-06-16

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