EP2151545A3 - Turbinenschaufel und Befestigungsstruktur dafür - Google Patents

Turbinenschaufel und Befestigungsstruktur dafür Download PDF

Info

Publication number
EP2151545A3
EP2151545A3 EP09167300A EP09167300A EP2151545A3 EP 2151545 A3 EP2151545 A3 EP 2151545A3 EP 09167300 A EP09167300 A EP 09167300A EP 09167300 A EP09167300 A EP 09167300A EP 2151545 A3 EP2151545 A3 EP 2151545A3
Authority
EP
European Patent Office
Prior art keywords
blade
turbine rotor
leading edge
base
turbine blade
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.)
Granted
Application number
EP09167300A
Other languages
English (en)
French (fr)
Other versions
EP2151545A2 (de
EP2151545B1 (de
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 EP2151545A2 publication Critical patent/EP2151545A2/de
Publication of EP2151545A3 publication Critical patent/EP2151545A3/de
Application granted granted Critical
Publication of EP2151545B1 publication Critical patent/EP2151545B1/de
Not-in-force 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)
EP09167300.4A 2008-08-07 2009-08-05 Turbinenschaufel und Befestigungsstruktur dafür Not-in-force EP2151545B1 (de)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
EP2151545A2 EP2151545A2 (de) 2010-02-10
EP2151545A3 true EP2151545A3 (de) 2012-12-19
EP2151545B1 EP2151545B1 (de) 2017-06-07

Family

ID=41066619

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09167300.4A Not-in-force EP2151545B1 (de) 2008-08-07 2009-08-05 Turbinenschaufel und Befestigungsstruktur dafür

Country Status (5)

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

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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5425622A (en) * 1993-12-23 1995-06-20 United Technologies Corporation Turbine blade attachment means
US20050238492A1 (en) * 2004-01-06 2005-10-27 General Electric Company Reduced weight control stage for a high temperature steam turbine
US20060222501A1 (en) * 2005-04-01 2006-10-05 Shuhei Nogami Steam turbine blade, steam turbine rotor, steam turbine with those blades and rotors, and power plant with the turbines
US20070207034A1 (en) * 2006-03-02 2007-09-06 Shuuhei Nogami Steam turbine blade, and steam turbine and steam turbine power plant using the blade

Family Cites Families (4)

* 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
EP1028229B1 (de) * 1999-02-10 2005-09-21 ALSTOM Technology Ltd Turbomaschinenschaufel
US8257044B2 (en) * 2007-09-11 2012-09-04 Hitachi, Ltd. Steam turbine rotor blade assembly

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5425622A (en) * 1993-12-23 1995-06-20 United Technologies Corporation Turbine blade attachment means
US20050238492A1 (en) * 2004-01-06 2005-10-27 General Electric Company Reduced weight control stage for a high temperature steam turbine
US20060222501A1 (en) * 2005-04-01 2006-10-05 Shuhei Nogami Steam turbine blade, steam turbine rotor, steam turbine with those blades and rotors, and power plant with the turbines
US20070207034A1 (en) * 2006-03-02 2007-09-06 Shuuhei Nogami Steam turbine blade, and steam turbine and steam turbine power plant using the blade

Also Published As

Publication number Publication date
JP2010038104A (ja) 2010-02-18
KR101561305B1 (ko) 2015-10-16
EP2151545A2 (de) 2010-02-10
KR20100019348A (ko) 2010-02-18
CA2674175C (en) 2013-07-23
JP5090287B2 (ja) 2012-12-05
EP2151545B1 (de) 2017-06-07
CA2674175A1 (en) 2010-02-07
US20100111701A1 (en) 2010-05-06

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