EP3042042B1 - Dispositif de montage et procédé de montage d'une aube statorique - Google Patents

Dispositif de montage et procédé de montage d'une aube statorique Download PDF

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Publication number
EP3042042B1
EP3042042B1 EP14771282.2A EP14771282A EP3042042B1 EP 3042042 B1 EP3042042 B1 EP 3042042B1 EP 14771282 A EP14771282 A EP 14771282A EP 3042042 B1 EP3042042 B1 EP 3042042B1
Authority
EP
European Patent Office
Prior art keywords
caulking
unit
mounting device
mounting
piston
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.)
Not-in-force
Application number
EP14771282.2A
Other languages
German (de)
English (en)
Other versions
EP3042042A1 (fr
Inventor
Stefan Bentele
Ulrich Beul
Frank Brumbi
Oliver Ceranski
Manuel Ettler
Thomas Helmis
Markus Hofmann
Daniel Lindemann
Adam Maguire
Oliver Ricken
Andreas Stiehm
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
Original Assignee
Siemens AG
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 filed Critical Siemens AG
Priority to PL14771282T priority Critical patent/PL3042042T3/pl
Priority to EP14771282.2A priority patent/EP3042042B1/fr
Publication of EP3042042A1 publication Critical patent/EP3042042A1/fr
Application granted granted Critical
Publication of EP3042042B1 publication Critical patent/EP3042042B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • 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
    • F01D5/3023—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
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/68—Assembly methods using auxiliary equipment for lifting or holding
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes

Definitions

  • the present invention relates to a mounting device and a mounting method for mounting a vane in a blade groove of a turbine.
  • GB00581 discloses an example of a mounting device for mounting a vane.
  • the present invention is based on the object of providing a machine for this process.
  • the clamping unit is designed to generate a frictional connection in a circumferential direction in the blade groove.
  • the caulking unit is arranged in the circumferential direction behind the clamping unit and the caulking unit is supported in the circumferential direction against the clamping unit.
  • the caulking unit is designed to apply a caulking force by means of a caulking piston and to transfer it to the guide blade to be mounted, opposite to the circumferential direction in a mounting direction.
  • the clamping unit comprises a piston provided with a piston and movable against a fork slope of a clamping fork in a clamping direction clamping piston.
  • the clamping unit is fluidly driven.
  • the caulking unit is fluidically driven in a further advantageous embodiment.
  • Fluidic includes hydraulic or pneumatic drive types.
  • the mounting device is characterized by means of common fluid aggregates, as they are commonly encountered in manufacturing plants drivable.
  • the Stemmkolben is provided with a stop member.
  • the arrangement of the abutment part on the stemming piston facilitates the handling of the mounting device according to the invention, since the abutment part does not have to be additionally held in position.
  • a guide vane to be mounted is thereby fastened in a blade groove of a turbine in such a way that the vane to be mounted is driven along the vane groove in the mounting direction by means of a mounting device according to the invention Stemm rave provided place. Through the Stemm swirl the vane is fixed as usual.
  • the assembly method according to the invention is faster and easier for the fitter than previous assembly method for the same purpose.
  • FIG. 1 a mounting device 10 according to the invention for mounting a guide vane 34 to be mounted in an exemplary embodiment is shown schematically.
  • the mounting device 10 according to the invention has a clamping unit 11 and a caulking unit 12.
  • the clamping unit 11 is in an exemplary embodiment in the FIG. 2 shown schematically in a working position.
  • FIG. 3 If the assembly device 10 according to the invention is shown in the working position by way of example during the execution of the assembly method 40 according to the invention.
  • the clamping unit 11 is formed according to the invention in such a way that the clamping unit 11 is adapted to generate a frictional connection in a circumferential direction 24 in a blade groove 32 of a turbine 31, in which the guide vane 34 to be mounted is to be mounted.
  • the circumferential direction 24 is in the working position of the mounting device 10 a perpendicular to a rotation axis 30 of the turbine 31, at a constant distance around the rotation axis 30 around Direction.
  • the circumferential direction 24 thus corresponds to the course of the blade groove 32.
  • the caulking unit 12 is arranged according to the invention in the circumferential direction 24 behind the clamping unit 11.
  • the caulking unit 12 is thus supported in the circumferential direction 24 against the clamping unit 11.
  • Between the clamping unit 11 and the caulking 12 can be made in the circumferential direction 24 a positive connection. It is also possible that the clamping unit 11 and the caulking 12 have a common housing, whereby the support is realized.
  • the caulking unit 12 has a caulking piston 15 and is designed in such a way that the caulking unit 12 is suitable for applying a caulking force in a mounting direction 16 by means of the caulking piston 15.
  • the mounting direction 16 is opposite to the circumferential direction 24 directed.
  • the clamping unit 11 and / or the caulking unit 12 are in particular driven fluidically. They can be driven pneumatically or hydraulically.
  • the caulking piston 15 of the caulking unit is in particular a pneumatic piston of a pneumatic cylinder or a hydraulic piston of a hydraulic cylinder.
  • the mounting device according to the invention is connected via supply lines 14 with a fluid assembly 13, which generates the required for the operation of the mounting device 10 fluid pressures or negative pressures.
  • the fluid assembly 13 and the supply lines 14 may also be part of the mounting device 10.
  • a stop member 17 is arranged in mounting direction 16 in front of the stemming piston 15 in the FIG. 1 .
  • the abutment part consists of a material which is soft compared to the guide vane 34 to be mounted in order not to damage the vane.
  • the stop member is made in particular of bronze, brass or copper.
  • the stop member 17 may also be part the mounting device 10 and be firmly connected to the stemming piston 15.
  • the clamping unit 11 is provided in particular with a clamping piston 19 and a clamping fork 18.
  • the clamping fork 18 has at least one upper fork arm 21 with a fork bevel 25.
  • the clamping fork 18 also includes a lower fork arm 22. Between the upper fork arm 21 and the lower fork arm 22 of the clamping piston 19 is guided in this case.
  • the clamping piston 19 is arranged here movable. The clamping piston 19 can be moved here in a clamping direction 23 and opposite to the clamping direction 23.
  • the clamping piston has in particular a piston bevel 20.
  • the piston bevel 20 rests in particular on the fork slope 25.
  • the fork bevel 25 is moved transversely to the clamping direction 23.
  • the FIG. 2 is pressed in the clamping direction of the clamping piston 19 in the clamping direction 23 of the upper fork arm 21 in the pressing direction 26.
  • the upper fork arm 21 is thereby pressed in the working position on a wall of the blade groove 32.
  • the clamping direction 23 extends in the working position of the mounting device 10 according to the invention radially to the axis of rotation 30.
  • the pressing direction 26 extends transversely to the clamping direction 23 and substantially parallel to the axis of rotation 30th
  • the clamping piston 19 is in particular a pneumatic piston of a pneumatic cylinder or a hydraulic piston of a hydraulic cylinder.
  • the blade groove 32 has an axial stemming groove 35 positioned in a projection 39 and a radial caulking groove 37.
  • the configuration of the blade groove 32 shown here thus corresponds to the conventional manner.
  • the axial Stemmnut 35 is for insertion an axial Stemm converss 36 and the radial Stemmnut 37 for inserting a radial Stemm coupless 38 is provided. Due to the fact that the axial caulking piece 36 has an oversize, a guide blade 33 positioned in this position is fixed in the blade groove 32.
  • the displacement of the guide blade 34 to be mounted on the location in the blade groove 32 with the inserted caulking pieces 36, 38 is the task of the assembly method 40 according to the invention.
  • the inventive assembly method 40 is shown.
  • the guide vane 34 to be mounted is fastened in the vane groove 32 of the turbine 31.
  • the mounting device 10 and optionally the stop member 17 are already brought into the working position in the figure.
  • a frictional connection between the mounting device 10 and blade groove 32 in the circumferential direction is produced, in particular by extending the clamping piston 19 in the clamping direction 23.
  • the stemming piston 15 is then actuated, which exerts a force in the mounting direction 16.
  • the stop member 17 is arranged. The stop member 17 transmits the force applied by the stemming piston 15 in the mounting direction 16 on the guide vane 34 to be mounted and thereby pushes them in the direction of their final position.

Claims (6)

  1. Dispositif (10) de montage d'une aube (34) directrice à monter dans une rainure (32) pour une aube d'une turbine (31),
    caractérisé en ce que le dispositif de montage comprend une unité (11) de serrage et une unité (12) de matage,
    l'unité (11) de serrage étant constituée pour produire, dans la rainure (32) pour une aube, une liaison de force dans un sens (24) périphérique,
    dans lequel le sens (24) périphérique est un sens perpendiculaire, dans la position de travail du dispositif (10) de montage, à un axe (30) de rotation de la turbine (31) et autour de l'axe (30) de rotation à distance constante,
    dans lequel l'unité (12) de matage est disposée dans le sens (24) périphérique derrière l'unité (11) de serrage et l'unité (12) de matage s'appuie dans le sens (24) périphérique sur l'unité (11) de serrage et dans lequel l'unité (12) de matage est constituée pour appliquer, dans le sens contraire au sens (24) périphérique dans un sens (16) de montage, une force de matage au moyen d'un piston (15) de matage et pour la transmettre à l'aube (34) directrice à monter.
  2. Dispositif (10) de montage suivant la revendication 1,
    dans lequel l'unité (11) de serrage comprend un piston (19) de serrage pourvu d'un biseau (20) de piston et pouvant être déplacé dans un sens (23) de serrage sur un biseau (25) d'une fourche (18) de serrage.
  3. Dispositif (10) suivant la revendication 1 ou 2,
    dans lequel l'unité (11) de serrage est entraînée fluidiquement.
  4. Dispositif (10) suivant l'une des revendications 1 à 3, dans lequel l'unité (12) de matage est entraînée fluidiquement.
  5. Dispositif (10) suivant l'une des revendications 1 à 4, dans lequel le piston (15) de matage est pourvu d'une partie (17) de butée.
  6. Procédé (40) de montage,
    dans lequel on fixe une aube (34) directrice à monter dans une rainure (32) pour une aube d'une turbine (31), en entraînant l'aube (34) directrice à monter, au moyen d'un dispositif (10) de montage suivant l'une des revendications 1 à 5, dans le sens (16) de montage, le long de la rainure (32) de l'aube, jusqu'à un point pourvu d'une pièce (36) de matage.
EP14771282.2A 2013-11-05 2014-09-18 Dispositif de montage et procédé de montage d'une aube statorique Not-in-force EP3042042B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PL14771282T PL3042042T3 (pl) 2013-11-05 2014-09-18 Urządzenie montażowe i sposób montażu
EP14771282.2A EP3042042B1 (fr) 2013-11-05 2014-09-18 Dispositif de montage et procédé de montage d'une aube statorique

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20130191584 EP2868868A1 (fr) 2013-11-05 2013-11-05 Dispositif de montage et procédé de montage d'une aube statorique
PCT/EP2014/069854 WO2015067395A1 (fr) 2013-11-05 2014-09-18 Dispositif de montage et procédé de montage
EP14771282.2A EP3042042B1 (fr) 2013-11-05 2014-09-18 Dispositif de montage et procédé de montage d'une aube statorique

Publications (2)

Publication Number Publication Date
EP3042042A1 EP3042042A1 (fr) 2016-07-13
EP3042042B1 true EP3042042B1 (fr) 2017-08-16

Family

ID=49518808

Family Applications (2)

Application Number Title Priority Date Filing Date
EP20130191584 Withdrawn EP2868868A1 (fr) 2013-11-05 2013-11-05 Dispositif de montage et procédé de montage d'une aube statorique
EP14771282.2A Not-in-force EP3042042B1 (fr) 2013-11-05 2014-09-18 Dispositif de montage et procédé de montage d'une aube statorique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP20130191584 Withdrawn EP2868868A1 (fr) 2013-11-05 2013-11-05 Dispositif de montage et procédé de montage d'une aube statorique

Country Status (8)

Country Link
US (1) US20160265374A1 (fr)
EP (2) EP2868868A1 (fr)
JP (1) JP6227795B2 (fr)
KR (1) KR101834103B1 (fr)
CN (1) CN105705733B (fr)
PL (1) PL3042042T3 (fr)
RU (1) RU2655428C2 (fr)
WO (1) WO2015067395A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190900581A (en) * 1909-01-09 1909-05-27 Johannes Joachim Dahl Improvements in or relating to Apparatus for Fixing Turbine Blades.

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1113283A (fr) * 1954-05-28 1956-03-26 Procédé de construction d'une tuyère de turbine et installations ainsi réalisées
FR2630951B1 (fr) * 1988-05-03 1991-02-15 Alsthom Procede et dispositif pour l'extraction de paquets d'ailettes de turbine a vapeur
US6036462A (en) * 1997-07-02 2000-03-14 Mallen Research Ltd. Partnership Rotary-linear vane guidance in a rotary vane machine
US6416286B1 (en) * 2000-12-28 2002-07-09 General Electric Company System and method for securing a radially inserted integral closure bucket to a turbine rotor wheel assembly having axially inserted buckets
DE10210866C5 (de) * 2002-03-12 2008-04-10 Mtu Aero Engines Gmbh Leitschaufelbefestigung in einem Strömungskanal einer Fluggasturbine
CN100412322C (zh) * 2002-12-19 2008-08-20 西门子公司 透平机和用于将透平机的导向叶片拆下的工作方法
DE10310432A1 (de) * 2003-03-11 2004-09-23 Alstom Technology Ltd Rotor-Schluss
ES2346874T3 (es) * 2004-07-09 2010-10-21 Siemens Aktiengesellschaft Dispositivo para el desmontaje de palas de una turbina o de un compresor.
JP4486532B2 (ja) * 2005-03-17 2010-06-23 三菱重工業株式会社 静翼挿入引抜き装置、翼環の組み立て方法及び静翼引抜き方法
US7410345B2 (en) * 2005-04-11 2008-08-12 General Electric Company Turbine nozzle retention key
EP1895106A1 (fr) * 2006-08-28 2008-03-05 ABB Turbo Systems AG Joint pour des aubes variables de guidage
FR2921409B1 (fr) * 2007-09-25 2009-12-18 Snecma Clinquant pour aube de turbomachine.
EP2289655B1 (fr) * 2009-08-26 2019-06-19 General Electric Company Appareil et outils à utiliser avec des compresseurs
CN102091797B (zh) * 2011-01-11 2013-01-09 无锡市艾尔福叶片有限公司 可夹持式顶尖机构
US9121283B2 (en) * 2011-01-20 2015-09-01 United Technologies Corporation Assembly fixture with wedge clamps for stator vane assembly
US9175572B2 (en) * 2012-04-16 2015-11-03 General Electric Company Turbomachine blade mounting system
US9434031B2 (en) * 2012-09-26 2016-09-06 United Technologies Corporation Method and fixture for airfoil array assembly

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190900581A (en) * 1909-01-09 1909-05-27 Johannes Joachim Dahl Improvements in or relating to Apparatus for Fixing Turbine Blades.

Also Published As

Publication number Publication date
EP3042042A1 (fr) 2016-07-13
RU2016121659A (ru) 2017-12-11
KR101834103B1 (ko) 2018-03-02
KR20160082688A (ko) 2016-07-08
JP2016537562A (ja) 2016-12-01
JP6227795B2 (ja) 2017-11-08
CN105705733B (zh) 2017-04-12
WO2015067395A1 (fr) 2015-05-14
CN105705733A (zh) 2016-06-22
RU2655428C2 (ru) 2018-05-28
US20160265374A1 (en) 2016-09-15
PL3042042T3 (pl) 2018-01-31
EP2868868A1 (fr) 2015-05-06

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