CH332271A - Rotor for turbo machinery - Google Patents

Rotor for turbo machinery

Info

Publication number
CH332271A
CH332271A CH332271DA CH332271A CH 332271 A CH332271 A CH 332271A CH 332271D A CH332271D A CH 332271DA CH 332271 A CH332271 A CH 332271A
Authority
CH
Switzerland
Prior art keywords
rotor
turbo machinery
turbo
machinery
Prior art date
Application number
Other languages
German (de)
Inventor
Neel Jr Hull Thomas
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 CH332271A publication Critical patent/CH332271A/en

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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/326—Locking of axial insertion type blades by other means
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/027—Arrangements for balancing
    • 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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2101—Cams
    • Y10T74/2102—Adjustable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CH332271D 1954-04-05 1955-04-05 Rotor for turbo machinery CH332271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US420835A US2843356A (en) 1954-04-05 1954-04-05 Turbo-machine rotor assembly

Publications (1)

Publication Number Publication Date
CH332271A true CH332271A (en) 1958-08-31

Family

ID=23668029

Family Applications (1)

Application Number Title Priority Date Filing Date
CH332271D CH332271A (en) 1954-04-05 1955-04-05 Rotor for turbo machinery

Country Status (4)

Country Link
US (1) US2843356A (en)
BE (1) BE537113A (en)
CH (1) CH332271A (en)
FR (1) FR1121732A (en)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949278A (en) * 1956-07-05 1960-08-16 Gen Motors Corp Turbine blade retention
US3199836A (en) * 1964-05-04 1965-08-10 Gen Electric Axial flow turbo-machine blade with abrasive tip
US3309058A (en) * 1965-06-21 1967-03-14 Rolls Royce Bladed rotor
US3867069A (en) * 1973-05-04 1975-02-18 Westinghouse Electric Corp Alternate root turbine blading
CH581783A5 (en) * 1975-01-30 1976-11-15 Bbc Sulzer Turbomaschinen
US4400137A (en) * 1980-12-29 1983-08-23 Elliott Turbomachinery Co., Inc. Rotor assembly and methods for securing a rotor blade therewithin and removing a rotor blade therefrom
US4451959A (en) * 1980-12-29 1984-06-05 Elliott Turbomachinery Company, Inc. Methods for securing a rotor blade within a rotor assembly and removing a rotor blade therefrom
FR2507679A1 (en) * 1981-06-12 1982-12-17 Snecma DEVICE FOR LOCKING A TURBOMACHINE ROTOR BLADE
US4477226A (en) * 1983-05-09 1984-10-16 General Electric Company Balance for rotating member
US4676723A (en) * 1986-03-26 1987-06-30 Westinghouse Electric Corp. Locking system for a turbine side entry blade
US4767275A (en) * 1986-07-11 1988-08-30 Westinghouse Electric Corp. Locking pin system for turbine curved root side entry closing blades
US4725200A (en) * 1987-02-24 1988-02-16 Westinghouse Electric Corp. Apparatus and method for reducing relative motion between blade and rotor in steam turbine
US4767247A (en) * 1987-02-24 1988-08-30 Westinghouse Electric Corp. Apparatus and method for preventing relative blade motion in steam turbine
US4898514A (en) * 1987-10-27 1990-02-06 United Technologies Corporation Turbine balance arrangement with integral air passage
US4915587A (en) * 1988-10-24 1990-04-10 Westinghouse Electric Corp. Apparatus for locking side entry blades into a rotor
US5018943A (en) * 1989-04-17 1991-05-28 General Electric Company Boltless balance weight for turbine rotors
EP0437977A1 (en) * 1990-01-18 1991-07-24 United Technologies Corporation Turbine rim configuration
US5242270A (en) * 1992-01-31 1993-09-07 Westinghouse Electric Corp. Platform motion restraints for freestanding turbine blades
DE4300773C1 (en) * 1993-01-14 1993-11-18 Mtu Muenchen Gmbh Axial running blade for gas turbine - has running blades with blade feet anchored in axial grooves distributed over periphery of wheel plate
US5720596A (en) * 1997-01-03 1998-02-24 Westinghouse Electric Corporation Apparatus and method for locking blades into a rotor
US8485785B2 (en) 2007-07-19 2013-07-16 Siemens Energy, Inc. Wear prevention spring for turbine blade
US20090092494A1 (en) * 2007-10-04 2009-04-09 General Electric Company Disk rotor and method of manufacture
US8182230B2 (en) * 2009-01-21 2012-05-22 Pratt & Whitney Canada Corp. Fan blade preloading arrangement and method
US8496439B2 (en) * 2010-03-17 2013-07-30 Siemens Energy, Inc. Turbomachine blade locking structure including shape memory alloy
GB2491121B (en) * 2011-05-23 2014-10-01 Rolls Royce Plc Balancing of rotatable components
US9051845B2 (en) * 2012-01-05 2015-06-09 General Electric Company System for axial retention of rotating segments of a turbine
DE102012203606A1 (en) * 2012-03-07 2013-09-12 Man Diesel & Turbo Se Impeller for a rotor of a turbomachine and rotor and turbomachine with such an impeller
US9470092B2 (en) * 2013-01-02 2016-10-18 General Electric Company System and method for attaching a rotating blade in a turbine
KR101689085B1 (en) 2015-08-03 2017-01-02 두산중공업 주식회사 Assembly of the bucket with which the fixture and the bucket for a turbine blade
CN106015093B (en) * 2016-07-13 2018-06-29 上海电气燃气轮机有限公司 A kind of locking mechanism of the compressor work impeller disk
CN114215610B (en) * 2021-12-01 2023-06-27 东方电气集团东方汽轮机有限公司 Axial positioning structure of turbine movable blade of gas turbine and mounting and dismounting method
JP2023090250A (en) * 2021-12-17 2023-06-29 三菱重工コンプレッサ株式会社 Rotor of steam turbine, steam turbine, and fixing method of rotor blade
US12110809B1 (en) * 2023-04-04 2024-10-08 Ge Infrastructure Technology Llc Turbine blade and assembly with dovetail arrangement for enlarged rotor groove
US12018590B1 (en) 2023-04-04 2024-06-25 Ge Infrastructure Technology Llc Method for turbine blade and assembly with dovetail arrangement for enlarged rotor groove

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB166859A (en) * 1920-12-31 1921-07-28 James William Bradbeer Stokes Improvements in and relating to turbine wheels
US1619133A (en) * 1922-01-07 1927-03-01 Westinghouse Electric & Mfg Co Blade fastening
DE718939C (en) * 1936-08-09 1942-03-25 Rheinmetall Borsig Ag Gas or steam turbine
CH241993A (en) * 1944-07-19 1946-04-15 Sulzer Ag Rotor for turbo machines.
GB609446A (en) * 1946-03-14 1948-09-30 Parsons C A & Co Ltd Improvements in or relating to the rotors of gas turbines or the like
GB643914A (en) * 1948-03-08 1950-09-27 Joseph Stanley Hall Improvements in and relating to turbine or like blade securing means
FR986022A (en) * 1949-02-28 1951-07-26 Schneider & Cie Impeller disc for turbine rotor whose flow evolves at high temperature
US2686655A (en) * 1949-09-02 1954-08-17 Maschf Augsburg Nuernberg Ag Joint between ceramic and metallic parts
DE834408C (en) * 1950-11-23 1952-03-20 Maschf Augsburg Nuernberg Ag Prestressed axial blade root attachment for steam and gas turbines
US2753149A (en) * 1951-03-30 1956-07-03 United Aircraft Corp Blade lock

Also Published As

Publication number Publication date
BE537113A (en)
US2843356A (en) 1958-07-15
FR1121732A (en) 1956-08-24

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