DE1212108B - Einkraenziges Axial-Stroemungsmaschinen-Laufrad - Google Patents

Einkraenziges Axial-Stroemungsmaschinen-Laufrad

Info

Publication number
DE1212108B
DE1212108B DEG38030A DEG0038030A DE1212108B DE 1212108 B DE1212108 B DE 1212108B DE G38030 A DEG38030 A DE G38030A DE G0038030 A DEG0038030 A DE G0038030A DE 1212108 B DE1212108 B DE 1212108B
Authority
DE
Germany
Prior art keywords
impeller
cover plates
blade root
blade
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.)
Pending
Application number
DEG38030A
Other languages
German (de)
English (en)
Inventor
William Miller Farrell
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 DE1212108B publication Critical patent/DE1212108B/de
Pending 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)
DEG38030A 1962-07-11 1963-06-26 Einkraenziges Axial-Stroemungsmaschinen-Laufrad Pending DE1212108B (de)

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
DE1212108B true DE1212108B (de) 1966-03-10

Family

ID=22777333

Family Applications (1)

Application Number Title Priority Date Filing Date
DEG38030A Pending DE1212108B (de) 1962-07-11 1963-06-26 Einkraenziges Axial-Stroemungsmaschinen-Laufrad

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9404373B2 (en) 2012-02-29 2016-08-02 Mitsubishi Hitachi Power Systems, Ltd. Turbine-blade retaining structure and rotary machine having the same
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

Families Citing this family (52)

* 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
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 (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
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
ES2381842T3 (es) * 2007-10-25 2012-06-01 Siemens Aktiengesellschaft Conjunto ensamblado de álabes de turbina y junta de estanqueidad.
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 (de) * 2011-09-12 2013-03-14 Rolls-Royce Deutschland Ltd & Co Kg Sicherungssegment zur Schwingungsdämpfung von Turbinenlauf-schaufeln und Rotorvorrichtung
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
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
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 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
WO2020023005A1 (en) * 2018-07-23 2020-01-30 Siemens Aktiengesellschaft Cover plate with flow inducer and method for cooling turbine blades
FR3108941B1 (fr) * 2020-04-07 2022-08-26 Safran Aircraft Engines Rotor de turbine pour turbomachine, procede de montage dudit rotor

Citations (6)

* 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
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
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
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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
BE551145A (pt) * 1955-09-26
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
US3043562A (en) * 1961-04-10 1962-07-10 Gen Electric Combination sealing and restraining member for long-shank turbo-machine buckets

Patent Citations (6)

* 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
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
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
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9404373B2 (en) 2012-02-29 2016-08-02 Mitsubishi Hitachi Power Systems, Ltd. Turbine-blade retaining structure and rotary machine having the same
DE112013001205B4 (de) * 2012-02-29 2021-01-21 Mitsubishi Power, Ltd. Turbinenschaufelhaltestruktur und Rotationsmaschine mit dieser
US10196916B2 (en) 2016-04-08 2019-02-05 Siemens Aktiengesellschaft Rotor disk having an end-side sealing element
DE102016208759A1 (de) * 2016-05-20 2017-11-23 Siemens Aktiengesellschaft Rotorscheibe mit stirnseitigem Dichtelement

Also Published As

Publication number Publication date
NL141273B (nl) 1974-02-15
CH403402A (de) 1965-11-30
GB1012066A (en) 1965-12-08
SE304417B (pt) 1968-09-23
NL295165A (pt)
US3137478A (en) 1964-06-16

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