CA2674175C - Aube de rotor de turbine et structure de fixation connexe - Google Patents

Aube de rotor de turbine et structure de fixation connexe Download PDF

Info

Publication number
CA2674175C
CA2674175C CA2674175A CA2674175A CA2674175C CA 2674175 C CA2674175 C CA 2674175C CA 2674175 A CA2674175 A CA 2674175A CA 2674175 A CA2674175 A CA 2674175A CA 2674175 C CA2674175 C CA 2674175C
Authority
CA
Canada
Prior art keywords
blade
turbine rotor
base portion
leading edge
blade base
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 - Fee Related
Application number
CA2674175A
Other languages
English (en)
Other versions
CA2674175A1 (fr
Inventor
Yasushi Hayasaka
Hajime Toriya
Katsuhiro Murakami
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.)
Mitsubishi Power Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of CA2674175A1 publication Critical patent/CA2674175A1/fr
Application granted granted Critical
Publication of CA2674175C publication Critical patent/CA2674175C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • 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
    • F01D5/3053—Fixing blades to rotors; Blade roots ; Blade spacers by means of pins
    • 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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
    • F05D2250/312—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being parallel to each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
    • F05D2260/941—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF] particularly aimed at mechanical or thermal stress reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA2674175A 2008-08-07 2009-07-29 Aube de rotor de turbine et structure de fixation connexe Expired - Fee Related CA2674175C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008-204234 2008-08-07
JP2008204234A JP5090287B2 (ja) 2008-08-07 2008-08-07 タービン動翼とその固定構造

Publications (2)

Publication Number Publication Date
CA2674175A1 CA2674175A1 (fr) 2010-02-07
CA2674175C true CA2674175C (fr) 2013-07-23

Family

ID=41066619

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2674175A Expired - Fee Related CA2674175C (fr) 2008-08-07 2009-07-29 Aube de rotor de turbine et structure de fixation connexe

Country Status (5)

Country Link
US (1) US20100111701A1 (fr)
EP (1) EP2151545B1 (fr)
JP (1) JP5090287B2 (fr)
KR (1) KR101561305B1 (fr)
CA (1) CA2674175C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10145574B2 (en) * 2009-12-10 2018-12-04 Component Hardware Group, Inc. Vent port for a refrigerated cabinet
JP5017392B2 (ja) 2010-02-24 2012-09-05 クラリオン株式会社 位置推定装置および位置推定方法
US10550697B2 (en) 2015-08-21 2020-02-04 Mitsubishi Heavy Industries Compressor Corporation Steam turbine
CN115229325B (zh) * 2022-09-08 2024-04-09 中车大连机车研究所有限公司 一种用于涡轮摩擦焊再制造的装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3112914A (en) * 1960-08-01 1963-12-03 Gen Motors Corp Turbine rotor
JPH0571305A (ja) * 1991-03-04 1993-03-23 General Electric Co <Ge> ロータブレードをロータデイスクに取付けるプラツトホームアセンブリ
US5425622A (en) * 1993-12-23 1995-06-20 United Technologies Corporation Turbine blade attachment means
EP1028229B1 (fr) * 1999-02-10 2005-09-21 ALSTOM Technology Ltd Aube de turbomachine
US7104762B2 (en) * 2004-01-06 2006-09-12 General Electric Company Reduced weight control stage for a high temperature steam turbine
JP4869616B2 (ja) * 2005-04-01 2012-02-08 株式会社日立製作所 蒸気タービン動翼と蒸気タービンロータ及びそれを用いた蒸気タービン並びにその発電プラント
JP2007231868A (ja) * 2006-03-02 2007-09-13 Hitachi Ltd 蒸気タービン動翼およびそれを用いた蒸気タービン並びに蒸気タービン発電プラント
JP4991663B2 (ja) * 2007-09-11 2012-08-01 株式会社日立製作所 蒸気タービン動翼組立体

Also Published As

Publication number Publication date
JP5090287B2 (ja) 2012-12-05
EP2151545A2 (fr) 2010-02-10
EP2151545B1 (fr) 2017-06-07
KR101561305B1 (ko) 2015-10-16
US20100111701A1 (en) 2010-05-06
JP2010038104A (ja) 2010-02-18
CA2674175A1 (fr) 2010-02-07
KR20100019348A (ko) 2010-02-18
EP2151545A3 (fr) 2012-12-19

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20190729