JP2013139769A - ロータブレード装着システム - Google Patents

ロータブレード装着システム Download PDF

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Publication number
JP2013139769A
JP2013139769A JP2012272991A JP2012272991A JP2013139769A JP 2013139769 A JP2013139769 A JP 2013139769A JP 2012272991 A JP2012272991 A JP 2012272991A JP 2012272991 A JP2012272991 A JP 2012272991A JP 2013139769 A JP2013139769 A JP 2013139769A
Authority
JP
Japan
Prior art keywords
dovetail
bucket
blade
groove
rotor
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.)
Ceased
Application number
JP2012272991A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013139769A5 (enExample
Inventor
Thomas Joseph Farineau
トーマス・ジョセフ・フェリニュー
Timothy Scott Mcmurray
ティモシー・スコット・マクマレイ
Robert Edward Deallenbach
ロバート・エドワード・デーレンバッハ
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 JP2013139769A publication Critical patent/JP2013139769A/ja
Publication of JP2013139769A5 publication Critical patent/JP2013139769A5/ja
Ceased 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides
    • 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
    • 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

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)
JP2012272991A 2012-01-03 2012-12-14 ロータブレード装着システム Ceased JP2013139769A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/342,555 US8899933B2 (en) 2012-01-03 2012-01-03 Rotor blade mounting
US13/342555 2012-01-03

Publications (2)

Publication Number Publication Date
JP2013139769A true JP2013139769A (ja) 2013-07-18
JP2013139769A5 JP2013139769A5 (enExample) 2016-02-04

Family

ID=47603024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012272991A Ceased JP2013139769A (ja) 2012-01-03 2012-12-14 ロータブレード装着システム

Country Status (5)

Country Link
US (1) US8899933B2 (enExample)
EP (1) EP2612999A3 (enExample)
JP (1) JP2013139769A (enExample)
CN (1) CN103184891B (enExample)
RU (1) RU2012158291A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10557355B2 (en) 2014-11-12 2020-02-11 Mitsubishi Hitachi Power Systems, Ltd. Turbine rotor assembly, turbine, and rotor blade
WO2020202363A1 (ja) 2019-03-29 2020-10-08 平田機工株式会社 装着装置
WO2020202364A1 (ja) 2019-03-29 2020-10-08 平田機工株式会社 測定装置
WO2020202365A1 (ja) 2019-03-29 2020-10-08 平田機工株式会社 製造システム

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013249756A (ja) * 2012-05-31 2013-12-12 Hitachi Ltd 圧縮機
ITFI20130117A1 (it) * 2013-05-21 2014-11-22 Nuovo Pignone Srl "turbomachine rotor assembly and method"
GB2516973B (en) * 2013-08-09 2015-12-23 Rolls Royce Plc Aerofoil Blade
US10465537B2 (en) 2016-05-27 2019-11-05 General Electric Company Margin bucket dovetail radial support feature for axial entry buckets
US11242761B2 (en) * 2020-02-18 2022-02-08 Raytheon Technologies Corporation Tangential rotor blade slot spacer for a gas turbine engine
US11555407B2 (en) 2020-05-19 2023-01-17 General Electric Company Turbomachine rotor assembly
CN115822730B (zh) * 2022-12-08 2024-11-26 杭州中能透平机械装备股份有限公司 一种汽轮机叶轮结构及其设计安装方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3042368A (en) * 1960-06-29 1962-07-03 Worthington Corp Removable lock for blade wheel assembly
US3778191A (en) * 1970-01-21 1973-12-11 Daimler Benz Ag Blade mounting
GB2156908A (en) * 1984-03-30 1985-10-16 Rolls Royce Bladed rotor assembly for gas turbine engine
JP2006112426A (ja) * 2004-10-11 2006-04-27 Alstom Technology Ltd タービン翼及びタービンロータアセンブリ
JP2007120460A (ja) * 2005-10-31 2007-05-17 Toshiba Corp タービン翼の固定・着脱方法および装置
US7901187B2 (en) * 2006-06-23 2011-03-08 Siemens Energy, Inc. Turbine rotor blade groove entry slot lock structure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB916001A (en) * 1961-02-09 1963-01-16 Prvni Brnenska Strojirna Improvements in or relating to rotors for turbines and compressors
US3088708A (en) * 1961-12-29 1963-05-07 Seymour J Feinberg Compressor blade locking device
US3216700A (en) * 1963-10-24 1965-11-09 Gen Electric Rotor blade locking means
US3721506A (en) * 1971-05-25 1973-03-20 Gen Electric Split-nut blade locking assembly
CA1114301A (en) * 1979-06-27 1981-12-15 Ivor J. Roberts Locking device for blade mounting
GB2171150B (en) * 1985-02-12 1989-07-26 Rolls Royce Plc Bladed rotor assembly for a turbomachine
DE3521664A1 (de) 1985-06-18 1986-12-18 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Verfahren zur befestigung von schaufeln auf dem umfang des rotorkoerpers einer dampfturbine
US4676723A (en) 1986-03-26 1987-06-30 Westinghouse Electric Corp. Locking system for a turbine side entry blade
US8206116B2 (en) * 2005-07-14 2012-06-26 United Technologies Corporation Method for loading and locking tangential rotor blades and blade design
DE102008031780A1 (de) * 2008-07-04 2010-01-07 Man Turbo Ag Laufschaufel und Strömungsmaschine mit Laufschaufel

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3042368A (en) * 1960-06-29 1962-07-03 Worthington Corp Removable lock for blade wheel assembly
US3778191A (en) * 1970-01-21 1973-12-11 Daimler Benz Ag Blade mounting
GB2156908A (en) * 1984-03-30 1985-10-16 Rolls Royce Bladed rotor assembly for gas turbine engine
JP2006112426A (ja) * 2004-10-11 2006-04-27 Alstom Technology Ltd タービン翼及びタービンロータアセンブリ
JP2007120460A (ja) * 2005-10-31 2007-05-17 Toshiba Corp タービン翼の固定・着脱方法および装置
US7901187B2 (en) * 2006-06-23 2011-03-08 Siemens Energy, Inc. Turbine rotor blade groove entry slot lock structure

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10557355B2 (en) 2014-11-12 2020-02-11 Mitsubishi Hitachi Power Systems, Ltd. Turbine rotor assembly, turbine, and rotor blade
WO2020202363A1 (ja) 2019-03-29 2020-10-08 平田機工株式会社 装着装置
WO2020202364A1 (ja) 2019-03-29 2020-10-08 平田機工株式会社 測定装置
WO2020202365A1 (ja) 2019-03-29 2020-10-08 平田機工株式会社 製造システム
US11491591B2 (en) 2019-03-29 2022-11-08 Hirata Corporation Attachment device
US11633817B2 (en) 2019-03-29 2023-04-25 Hirata Corporation Manufacturing system

Also Published As

Publication number Publication date
US20130170996A1 (en) 2013-07-04
EP2612999A3 (en) 2017-03-29
RU2012158291A (ru) 2014-07-10
US8899933B2 (en) 2014-12-02
EP2612999A2 (en) 2013-07-10
CN103184891B (zh) 2016-01-13
CN103184891A (zh) 2013-07-03

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