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WO2015071070A3 - Bolzen, abdichtsystem und gasturbine - Google Patents

Bolzen, abdichtsystem und gasturbine Download PDF

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Publication number
WO2015071070A3
WO2015071070A3 PCT/EP2014/072817 EP2014072817W WO2015071070A3 WO 2015071070 A3 WO2015071070 A3 WO 2015071070A3 EP 2014072817 W EP2014072817 W EP 2014072817W WO 2015071070 A3 WO2015071070 A3 WO 2015071070A3
Authority
WO
WIPO (PCT)
Prior art keywords
bolt
gas turbine
sealing system
sealing
blade root
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
PCT/EP2014/072817
Other languages
English (en)
French (fr)
Other versions
WO2015071070A2 (de
Inventor
Sascha Dungs
Karsten Kolk
Peter Schröder
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Priority to CN201480062779.8A priority Critical patent/CN105765170B/zh
Priority to US15/035,400 priority patent/US10087769B2/en
Priority to EP14793812.0A priority patent/EP3071795A2/de
Publication of WO2015071070A2 publication Critical patent/WO2015071070A2/de
Publication of WO2015071070A3 publication Critical patent/WO2015071070A3/de
Anticipated expiration legal-status Critical
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
    • 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
    • F01D5/02—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
    • F01D5/12—Blades
    • 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
    • F01D5/3007—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
    • 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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • 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
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/31—Retaining bolts or nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Bolzen, Abdichtsystem und Gasturbine Die vorliegende Erfindung betrifft einen Bolzen (19) sowie ein Abdichtsystem mit dem Bolzen (19) und mit einer Abdeckplatte (18) zum Abdichten einer Fuge zwischen einer Radscheibe (17) und einem in einer Schaufelfußnut der Radscheibe (17) angeordneten Schaufelfuß (15) einer Laufschaufel (14). Die Abdichtanordnung ist insbesondere in einer Gasturbine (10) vorgesehen.
PCT/EP2014/072817 2013-11-18 2014-10-24 Bolzen, abdichtsystem und gasturbine Ceased WO2015071070A2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201480062779.8A CN105765170B (zh) 2013-11-18 2014-10-24 密封系统和燃气涡轮机
US15/035,400 US10087769B2 (en) 2013-11-18 2014-10-24 Sealing system and gas turbine
EP14793812.0A EP3071795A2 (de) 2013-11-18 2014-10-24 Bolzen, abdichtsystem und gasturbine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13193327.7 2013-11-18
EP20130193327 EP2873807A1 (de) 2013-11-18 2013-11-18 Abdeckplatte, Laufschaufel, Radscheibe, Bolzen und Gasturbine

Publications (2)

Publication Number Publication Date
WO2015071070A2 WO2015071070A2 (de) 2015-05-21
WO2015071070A3 true WO2015071070A3 (de) 2015-08-20

Family

ID=49641542

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/072817 Ceased WO2015071070A2 (de) 2013-11-18 2014-10-24 Bolzen, abdichtsystem und gasturbine

Country Status (4)

Country Link
US (1) US10087769B2 (de)
EP (2) EP2873807A1 (de)
CN (1) CN105765170B (de)
WO (1) WO2015071070A2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2873807A1 (de) 2013-11-18 2015-05-20 Siemens Aktiengesellschaft Abdeckplatte, Laufschaufel, Radscheibe, Bolzen und Gasturbine
EP2975219A1 (de) * 2014-07-17 2016-01-20 Siemens Aktiengesellschaft Radscheibenanordnung
GB201417039D0 (en) * 2014-09-26 2014-11-12 Rolls Royce Plc A bladed rotor arrangement and a lock plate for a bladed rotor arrangement
US10077665B2 (en) * 2016-01-28 2018-09-18 United Technologies Corporation Turbine blade attachment rails for attachment fillet stress reduction
US10047611B2 (en) 2016-01-28 2018-08-14 United Technologies Corporation Turbine blade attachment curved rib stiffeners
DE102016107315A1 (de) * 2016-04-20 2017-10-26 Rolls-Royce Deutschland Ltd & Co Kg Rotor mit Überhang an Laufschaufeln für ein Sicherungselement
US10941671B2 (en) * 2017-03-23 2021-03-09 General Electric Company Gas turbine engine component incorporating a seal slot
FR3080144B1 (fr) * 2018-04-12 2020-03-20 Safran Aircraft Engines Dispositif de masquage d'un pourtour interieur d'un disque de turbomachine
EP3564489A1 (de) 2018-05-03 2019-11-06 Siemens Aktiengesellschaft Rotor mit fliehkraft-optimierten kontaktflächen
CN112534119B (zh) * 2018-08-02 2023-04-14 西门子能源全球有限两合公司 具有设置在两个转子盘之间的转子构件的转子
KR102142141B1 (ko) * 2018-08-17 2020-08-06 두산중공업 주식회사 터빈, 가스 터빈, 및 터빈 블레이드 분리 방법
FR3092861B1 (fr) * 2019-02-18 2023-02-10 Safran Aircraft Engines Ensemble de turbomachine comportant un taquet sur un jonc d'etancheite
KR102400013B1 (ko) 2020-08-21 2022-05-18 두산에너빌리티 주식회사 터빈 블레이드의 씰 조립구조와 이를 포함하는 가스 터빈 및 터빈 블레이드의 씰 조립방법
JP7414941B1 (ja) * 2022-11-29 2024-01-16 株式会社東芝 タービン動翼の固定構造

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971744A (en) * 1956-11-27 1961-02-14 Szydlowski Joseph Blade lock
US3656865A (en) * 1970-07-21 1972-04-18 Gen Motors Corp Rotor blade retainer
US3887298A (en) * 1974-05-30 1975-06-03 United Aircraft Corp Apparatus for sealing turbine blade damper cavities
GB2258273A (en) * 1991-08-02 1993-02-03 Ruston Gas Turbines Ltd Rotor blade locking arrangement.
WO2007028703A1 (de) * 2005-09-07 2007-03-15 Siemens Aktiengesellschaft Anordnung zur axialsicherung von laufschaufeln in einem rotor sowie verwendung
EP1944471A1 (de) * 2007-01-09 2008-07-16 Siemens Aktiengesellschaft Axialer Rotorabschnitt für einen Rotor einer Turbine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501249A (en) * 1968-06-24 1970-03-17 Westinghouse Electric Corp Side plates for turbine blades
SE9802333D0 (sv) 1998-06-29 1998-06-29 Astra Pharma Prod Novel combination
EP1840338B1 (de) * 2006-03-28 2011-08-17 Siemens Aktiengesellschaft Anordnung zur Axialsicherung an Laufschaufeln in einem Rotor sowie Gasturbine mit einer solchen Anordnung
EP2873807A1 (de) 2013-11-18 2015-05-20 Siemens Aktiengesellschaft Abdeckplatte, Laufschaufel, Radscheibe, Bolzen und Gasturbine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971744A (en) * 1956-11-27 1961-02-14 Szydlowski Joseph Blade lock
US3656865A (en) * 1970-07-21 1972-04-18 Gen Motors Corp Rotor blade retainer
US3887298A (en) * 1974-05-30 1975-06-03 United Aircraft Corp Apparatus for sealing turbine blade damper cavities
GB2258273A (en) * 1991-08-02 1993-02-03 Ruston Gas Turbines Ltd Rotor blade locking arrangement.
WO2007028703A1 (de) * 2005-09-07 2007-03-15 Siemens Aktiengesellschaft Anordnung zur axialsicherung von laufschaufeln in einem rotor sowie verwendung
EP1944471A1 (de) * 2007-01-09 2008-07-16 Siemens Aktiengesellschaft Axialer Rotorabschnitt für einen Rotor einer Turbine

Also Published As

Publication number Publication date
CN105765170A (zh) 2016-07-13
EP2873807A1 (de) 2015-05-20
WO2015071070A2 (de) 2015-05-21
US10087769B2 (en) 2018-10-02
EP3071795A2 (de) 2016-09-28
CN105765170B (zh) 2017-09-01
US20160265378A1 (en) 2016-09-15

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