CZ302450B6 - Nosný pružinový segment pro lopatky parní turbíny reakcního typu, sestava lopatky a rotoru obsahující tento segment a zpusob instalace lopatek - Google Patents

Nosný pružinový segment pro lopatky parní turbíny reakcního typu, sestava lopatky a rotoru obsahující tento segment a zpusob instalace lopatek Download PDF

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Publication number
CZ302450B6
CZ302450B6 CZ20032962A CZ20032962A CZ302450B6 CZ 302450 B6 CZ302450 B6 CZ 302450B6 CZ 20032962 A CZ20032962 A CZ 20032962A CZ 20032962 A CZ20032962 A CZ 20032962A CZ 302450 B6 CZ302450 B6 CZ 302450B6
Authority
CZ
Czechia
Prior art keywords
segment
turbine
radial
spring segment
rotor
Prior art date
Application number
CZ20032962A
Other languages
Czech (cs)
English (en)
Other versions
CZ20032962A3 (cs
Inventor
Orus Fitts@David
Wayne Korzun@Ronald
Thomas Murphy@John
Original Assignee
General Electric Company
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 Company filed Critical General Electric Company
Publication of CZ20032962A3 publication Critical patent/CZ20032962A3/cs
Publication of CZ302450B6 publication Critical patent/CZ302450B6/cs

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CZ20032962A 2002-10-31 2003-10-30 Nosný pružinový segment pro lopatky parní turbíny reakcního typu, sestava lopatky a rotoru obsahující tento segment a zpusob instalace lopatek CZ302450B6 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/284,390 US6761538B2 (en) 2002-10-31 2002-10-31 Continual radial loading device for steam turbine reaction type buckets and related method

Publications (2)

Publication Number Publication Date
CZ20032962A3 CZ20032962A3 (cs) 2004-09-15
CZ302450B6 true CZ302450B6 (cs) 2011-05-25

Family

ID=32174861

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ20032962A CZ302450B6 (cs) 2002-10-31 2003-10-30 Nosný pružinový segment pro lopatky parní turbíny reakcního typu, sestava lopatky a rotoru obsahující tento segment a zpusob instalace lopatek

Country Status (7)

Country Link
US (1) US6761538B2 (enExample)
JP (1) JP4406259B2 (enExample)
KR (1) KR100823766B1 (enExample)
CN (1) CN100351496C (enExample)
CZ (1) CZ302450B6 (enExample)
DE (1) DE10350627B4 (enExample)
RU (1) RU2331774C2 (enExample)

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FR2881174B1 (fr) * 2005-01-27 2010-08-20 Snecma Moteurs Dispositif de positionnement d'une aube et disque aubage comportant un tel dispositif
FR2897099B1 (fr) * 2006-02-08 2012-08-17 Snecma Roue de rotor de turbomachine
US7704044B1 (en) * 2006-11-28 2010-04-27 Florida Turbine Technologies, Inc. Turbine blade with attachment shear inserts
US8096746B2 (en) * 2007-12-13 2012-01-17 Pratt & Whitney Canada Corp. Radial loading element for turbine vane
US8151422B2 (en) * 2008-09-23 2012-04-10 Pratt & Whitney Canada Corp. Guide tool and method for assembling radially loaded vane assembly of gas turbine engine
US8167566B2 (en) * 2008-12-31 2012-05-01 General Electric Company Rotor dovetail hook-to-hook fit
US8186961B2 (en) * 2009-01-23 2012-05-29 Pratt & Whitney Canada Corp. Blade preloading system
ATE547591T1 (de) * 2009-08-28 2012-03-15 Siemens Ag Leitschaufel für eine axial durchströmbare turbomaschine und zugehörige leitschaufelanordnung
EP2320030B1 (de) * 2009-11-10 2012-12-19 Alstom Technology Ltd Rotor mit Laufschaufel für eine axial durchströmte Turbomaschine
DE102010053141B4 (de) * 2009-12-07 2018-10-11 General Electric Technology Gmbh Turbinenaggregat mit möglicher Überdrehung des Fußes einer Schaufel bis zum Einbau einer letzten Schaufel
EP2386721A1 (de) 2010-05-14 2011-11-16 Siemens Aktiengesellschaft Befestigungsanordnung für Schaufeln von axial durchströmbaren Turbomaschinen sowie Verfahren zum Herstellen einer solchen
US8517688B2 (en) 2010-09-21 2013-08-27 General Electric Company Rotor assembly for use in turbine engines and methods for assembling same
CH704001A1 (de) * 2010-10-26 2012-04-30 Alstom Technology Ltd Leitschaufelanordnung einer Strömungsmaschine, insbesondere eines Axialkompressors.
JP5743072B2 (ja) * 2011-03-25 2015-07-01 三菱日立パワーシステムズ株式会社 タービン動翼の固定構造及びタービン動翼の脱着方法
JP5579112B2 (ja) * 2011-03-28 2014-08-27 三菱重工業株式会社 タービン動翼の固定構造及び翼根バネの脱着方法
EP2562356A1 (de) * 2011-08-24 2013-02-27 Siemens Aktiengesellschaft Schaufelanordnung
US8920116B2 (en) * 2011-10-07 2014-12-30 Siemens Energy, Inc. Wear prevention system for securing compressor airfoils within a turbine engine
US9109456B2 (en) 2011-10-26 2015-08-18 General Electric Company System for coupling a segment to a rotor of a turbomachine
US9140136B2 (en) 2012-05-31 2015-09-22 United Technologies Corporation Stress-relieved wire seal assembly for gas turbine engines
US20130333173A1 (en) * 2012-06-15 2013-12-19 Mitsubishi Heavy Industries, Ltd. Blade root spring insertion jig and insertion method of blade root spring
GB201212750D0 (en) 2012-07-18 2012-08-29 Rolls Royce Plc A rotor assembly
US20140072419A1 (en) * 2012-09-13 2014-03-13 Manish Joshi Rotary machines and methods of assembling
US9732620B2 (en) 2013-09-26 2017-08-15 United Technologies Corporation Snap in platform damper and seal assembly for a gas turbine engine
US9828866B2 (en) * 2013-10-31 2017-11-28 General Electric Company Methods and systems for securing turbine nozzles
DE102013223583A1 (de) 2013-11-19 2015-05-21 MTU Aero Engines AG Schaufel-Scheiben-Verbund, Verfahren und Strömungsmaschine
GB201417417D0 (en) * 2014-10-02 2014-11-19 Rolls Royce Plc Slider
US9863257B2 (en) 2015-02-04 2018-01-09 United Technologies Corporation Additive manufactured inseparable platform damper and seal assembly for a gas turbine engine
KR102454379B1 (ko) * 2020-09-08 2022-10-14 두산에너빌리티 주식회사 로터 및 이를 포함하는 터보머신

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US3070351A (en) * 1959-02-06 1962-12-25 Gen Motors Corp Blade retention
DE1551180A1 (de) * 1965-12-06 1969-06-19 Gen Electric Leitschaufelkranz fuer Turbomaschinen,insbesondere Gasturbinen-Triebwerke
US4022545A (en) * 1974-09-11 1977-05-10 Avco Corporation Rooted aerodynamic blade and elastic roll pin damper construction

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DE554119C (de) * 1932-07-13 Alfred Buechi Dipl Ing Nachgiebige Schaufelbefestigung fuer Gas- und Dampfturbinen
CH494341A (de) * 1968-07-26 1970-07-31 Sulzer Ag Rotor für Turbomaschinen
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US3902824A (en) * 1974-07-29 1975-09-02 Gen Motors Corp Blade lock
FR2282038A1 (fr) * 1974-08-13 1976-03-12 Mtu Muenchen Gmbh Dispositif pour fixer les aubes mobiles de turbomachines
FR2519072B1 (fr) * 1981-12-29 1986-05-30 Snecma Dispositif de retenue axiale et radiale d'aube de rotor de turboreacteur
JPS6469702A (en) * 1987-09-09 1989-03-15 Hitachi Ltd Fixation of movable blade of axial flow rotary machine
JPH01237304A (ja) * 1988-03-15 1989-09-21 Toshiba Corp 蒸気タービン動翼押上装置
US5236309A (en) * 1991-04-29 1993-08-17 Westinghouse Electric Corp. Turbine blade assembly
DE4441233A1 (de) * 1994-11-19 1996-05-23 Abb Management Ag Beschaufelter Rotor
US5518369A (en) * 1994-12-15 1996-05-21 Pratt & Whitney Canada Inc. Gas turbine blade retention
US5713721A (en) 1996-05-09 1998-02-03 General Electric Co. Retention system for the blades of a rotary machine
CZ20002685A3 (cs) 1999-12-20 2001-08-15 General Electric Company Zařízení pro uchycení lopatek otáčivého stroje a způsob jejich uchycení
DE19963346A1 (de) * 1999-12-27 2001-07-05 Abb Alstom Power Ch Ag Schaufelanordnung einer Strömungsmaschine und Verfahren zur Montage
FR2807096B1 (fr) 2000-03-30 2002-05-31 Abb Alstom Power Nv Disque rotorique de turbine equipe d'ailettes a pied de sapin et procede de montage d'une ailette sur un disque

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070351A (en) * 1959-02-06 1962-12-25 Gen Motors Corp Blade retention
DE1551180A1 (de) * 1965-12-06 1969-06-19 Gen Electric Leitschaufelkranz fuer Turbomaschinen,insbesondere Gasturbinen-Triebwerke
US4022545A (en) * 1974-09-11 1977-05-10 Avco Corporation Rooted aerodynamic blade and elastic roll pin damper construction

Also Published As

Publication number Publication date
US20040086387A1 (en) 2004-05-06
KR100823766B1 (ko) 2008-04-21
CN1499043A (zh) 2004-05-26
CZ20032962A3 (cs) 2004-09-15
JP4406259B2 (ja) 2010-01-27
KR20040038811A (ko) 2004-05-08
JP2004150433A (ja) 2004-05-27
CN100351496C (zh) 2007-11-28
DE10350627A1 (de) 2004-05-19
RU2331774C2 (ru) 2008-08-20
US6761538B2 (en) 2004-07-13
DE10350627B4 (de) 2012-12-20
RU2003132117A (ru) 2005-05-10

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Legal Events

Date Code Title Description
MM4A Patent lapsed due to non-payment of fee

Effective date: 20141030