EP3090135A2 - Agencement de disque de roue et procédé de montage d'un agencement de disque de roue - Google Patents

Agencement de disque de roue et procédé de montage d'un agencement de disque de roue

Info

Publication number
EP3090135A2
EP3090135A2 EP15741879.9A EP15741879A EP3090135A2 EP 3090135 A2 EP3090135 A2 EP 3090135A2 EP 15741879 A EP15741879 A EP 15741879A EP 3090135 A2 EP3090135 A2 EP 3090135A2
Authority
EP
European Patent Office
Prior art keywords
wheel disc
recess
annular
closure piece
axially
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
EP15741879.9A
Other languages
German (de)
English (en)
Other versions
EP3090135B1 (fr
Inventor
Sascha Dungs
Harald Hoell
Kevin KAMPKA
Karsten Kolk
Marc Lange
Peter Schröder
Vyacheslav Veitsman
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 EP15741879.9A priority Critical patent/EP3090135B1/fr
Publication of EP3090135A2 publication Critical patent/EP3090135A2/fr
Application granted granted Critical
Publication of EP3090135B1 publication Critical patent/EP3090135B1/fr
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
    • F01D5/30—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
    • 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
    • F01D5/30—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
    • 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
    • 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
    • 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
    • F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking

Definitions

  • the present invention relates to a wheel disc assembly comprising a wheel disc, a plurality of vane means fixed along the outer periphery of the wheel disc, and a plurality of sealing plates held in two radially spaced apart annular grooves, the first annular groove being provided in the wheel disc and axially outward is bounded by an annular projection, and wherein the second annular groove is defined by a plurality of adjacently arranged Ringnutseg- elements, which are each provided in the individual blade ⁇ devices.
  • Radalinan extract of the aforementioned type are known in the art in a variety of configurations known.
  • the blade devices are inserted into grooves of the wheel disc, wherein successively, the sealing plates are inserted into the two annular grooves.
  • all the sealing plates must already be mounted and moved so far beyond their overlapping areas in the annular grooves that the vane devices can be installed in the associated grooves of the wheel disc. Subsequently, the sealing plates are pushed in the circumferential direction back to its intended position and secured there against displacement suitable.
  • a disadvantage of the known wheel disc arrangements is that it is difficult to disassemble the sealing sheets in the event of servicing, since first of all two adjacent blade mechanisms have to be removed, which involves a considerable outlay in practice.
  • Another wheel disc arrangement is disclosed in the document GB 905 582 A.
  • the present invention provides a Radularnan extract of the type mentioned, in which at least one axially extending through the annular projection extending recess is provided whose minimum width in the circumferential direction is greater than the width of the sealing plates on the inner diameter, so that a sealing plate axially can be inserted through the recess between the annular grooves and moved in the circumferential direction of these guided. Thanks to such a recess, the sealing plates can be threaded in a simple manner in the associated annular grooves, even if all the blade devices are already mounted on the wheel disc, whereby the assembly is made very flexible. Also, the individual sealing plates can be removed without any problems in the service case through the recess without much on ⁇ wall again.
  • At least one closure piece is provided, which is designed to be detachably fastened to the wheel disk for closing the at least one recess.
  • a closure piece ensures that the sealing plates arranged in the region of the recess can not move in the axial direction during operation.
  • two recesses are provided, which are formed opposite one another in the wheel disc.
  • the assembly and disassembly of the sealing plates are facilitated ⁇ tert.
  • the provision of a second recess arranged opposite the first recess compensates for a potential imbalance.
  • at least one closure piece is provided which can be fastened detachably to the wheel disk for closing a recess. Such a closure piece ensures that the sealing plates arranged in the region of the recess can not move in the axial direction during operation.
  • the closure piece preferably has projections which, in the intended state, engage in correspondingly formed pockets of the recess. In this way, the closure piece is fixed in the intended state axially or radially in the recess.
  • the pockets extend axially through the entire annular projection and form undercuts in the radial direction. Accordingly, the closure piece can be inserted axially into the recess by inserting the projections into the associated pockets.
  • the bags starting from the side of the recess facing in the intended state of the first annular groove axially réellere ⁇ CKEN through a portion of the annular projection and form undercuts in the radial direction.
  • a closure piece with correspondingly formed projections may then be inserted radially into the designated to the web first annular groove and then moved axially towards the annular combustion projection with introduction of the projections into the supplied arrange ⁇ ten pockets until the projections on the pockets walls bounding the Stop come.
  • a filler piece may be provided which, in the intended state, is arranged adjacent to the closure piece and defines a part of the groove base of the first ring groove. The filler is secured in the intended condition radially by a sealing plate and prevents axial movement of the VerMedicstü ⁇ ckes.
  • the pockets extend radially through the annular projection and form undercuts in the axial direction, wherein the closure piece has a Greetrich, which defines a part of the groove bottom of the first annular groove in ⁇ be befitting condition.
  • a closure piece with correspondingly formed projections is then axially secured in the intended state by the projections received in the pockets and radially by a sealing plate which is arranged between the filler section and the second annular groove.
  • the present invention provides a method for mounting a wheel disc assembly according to the invention, in which in a first step, all blade devices are attached to the outer periphery of the wheel disc at their intended positions, and in a subsequent step, the sealing plates are mounted.
  • Figure 1 is a perspective view of a Radularnan ⁇ order according to a first embodiment of the present invention in the fully assembled state
  • Figure 2 is a partial perspective view of a wheel disc of the wheel disc assembly illustrated in Figure 1, showing a portion of the wheel disc provided with a recess;
  • Figure 3 is a partial perspective view of the wheel disc assembly shown in Figure 1 in the partially assembled state
  • Figure 4 is a perspective view of a VerMEDstü ⁇ ckes of the wheel disc assembly shown in Figure 1, which serves to seal the recess shown in Figures 2 and 3
  • Figure 5 is a partial perspective view of the wheel disc assembly shown in Figure 1 in the assembled state
  • FIG. 6 is an enlarged perspective view of FIG.
  • FIG. 1 shown wheel disc assembly in the closed with the closure piece recess
  • Figure 7 is a perspective view of a Radularnan- order according to a second embodiment of the present invention in the assembled state
  • Figure 8 is a partial perspective view of a wheel disc of the wheel disc assembly shown in Figure 7, showing a portion of the wheel disc provided with a recess;
  • Figure 9 is a partial perspective view of the wheel disc assembly shown in Figure 7 in the partially assembled state
  • Figure 10 is a perspective view of a VerInstitutstü ⁇ ckes of the wheel disc assembly shown in Figure 7, which serves to seal the recess shown in Figures 8 and 9;
  • Figure 11 is a perspective view of a filler of the wheel disc assembly shown in Figure 7;
  • FIG. 12 shows a perspective partial view of FIG. 7
  • Figure 13 is a partially cut-away perspective view of the wheel disc assembly shown in Figure 7 in the assembled state, wherein the cut ⁇ plane extends through the recess;
  • FIG. 14 is a perspective view of a Radularnan ⁇ order according to a third embodiment of the present invention in the assembled state;
  • Figure 15 is a partial perspective view of a wheel disc of the wheel disc assembly shown in Figure 14, showing a portion of the wheel disc provided with a recess;
  • Figure 16 is a partial perspective view of the wheel disc assembly shown in Figure 14 in the partially assembled state
  • Figure 17 is a perspective view of a VerMedicstü ⁇ ckes of the wheel disc assembly shown in Figure 14, which serves to close the recess shown in Figures 15 and 16;
  • Figure 18 is a partial cross-sectional view of the Darge ⁇ presented in Figure 14 Radusionnanometer a perspective view of the fully assembled state, and
  • Figure 19 an alternative
  • FIGS 1 to 6 show a wheel disc assembly 1 according to a first embodiment of the present invention.
  • the wheel disc assembly 1 comprises a wheel disc 2, a plurality of blade means 3 which are fixed along the outer periphery of the wheel disc 2, and a plurality of sealing plates 4, which are held between the wheel disc 2 and the blade means 3 in two radially spaced annular grooves 5 and 6.
  • the first annular groove 5 is provided in the wheel disc 2 and is limited axially outwardly by an annular projection 7.
  • the second annular groove 6 is defined by a plurality ⁇ plurality of adjacently disposed Ringnutsegmenten which are respectively formed in the blade means. 3
  • the wheel disc 2 comprises at least one axially extending through the Ringvor ⁇ jump 7 recess 8 whose minimum width in the circumferential direction is greater than the width of the Dichtble ⁇ che 4 on the inner diameter. Accordingly, a sealing plate 4 can be inserted axially through the recess 8 between the annular grooves 5 and 6 and guided in the circumferential direction by these, as indicated by the arrows A and B in FIG.
  • the recess 8 comprises two laterally angeord ⁇ designated pockets 9, which extend axially through the entire annular projection 7 and form undercuts in the radial direction.
  • the wheel disc assembly 1 further includes a closure piece 10 which can be releasably secured to the wheel disc.
  • the closure piece 10 has projections 11, which protrude laterally and korres- ponding to the pockets 9 of the recess 8 are formed. Accordingly, the closure piece 10 can be inserted in the axial direction in the recess 8, wherein the projections 11 engage in the associated pockets 9, whereby a radial fixation of the received in the recess 8 closure piece 10 is achieved.
  • Step the last sealing plates 4 are moved to their intended position, whereupon the individual sealing plates 4 are fixed by suitable means in their beticiansge ⁇ MAESSEN position to prevent accidental displacement in the circumferential direction.
  • the wheel disc arrangement 1 can also have a plurality of recesses 8 with associated closure pieces 10.
  • two recesses 8 can be provided which are offset from one another by 180 ° in the wheel disc 2.
  • imbalances can be eliminated.
  • FIGs 7 to 13 show a wheel disc assembly 14 according to a second embodiment of the present invention.
  • the wheel disc assembly 14 includes a wheel disc 15, meh ⁇ rere blade means 16 which are fixed along the outer periphery of the wheel disc 15, and a plurality of sealing plates 17 which are held between the wheel disc 15 and the blade means 16 in two radially spaced annular grooves 18 and 19.
  • the first annular groove 18 is provided in the wheel disc 15 and is bounded axially outwardly by an annular projection 20.
  • the second annular groove 19 is defined by a plurality of adjacently disposed annular groove segments formed respectively in the blade assemblies 16.
  • the wheel disc 15 comprises at least one axially through the Ringvor ⁇ jump 20 extending recess 21 whose minimum width in the circumferential direction is greater than the width of the Dichtble ⁇ che 17 on the inner diameter. Accordingly, a sealing plate 17 can be axially inserted through the recess 21 between the annular grooves 18 and 19 and guided in the circumferential direction of these, as indicated in Figure 9 by the arrows A and B. Includes the recess 21, two laterally on ⁇ parent pockets 22, which, starting from that side of the recess, which is turned to-in the predetermined state of the groove, axially 20 he stretch ⁇ through a portion of the annular projection and forming in the radial direction undercuts.
  • the wheel disc assembly 14 further comprises a closure piece 23 which can be releasably secured to the wheel disc 15.
  • the closure piece 23 has projections 24 which protrude laterally and are formed correspondingly to the pockets 22 of the recess 21. Accordingly, the closure piece 10 can be inserted radially into the first annular groove 18 and inserted in the axial direction in the recess 21, wherein the projections 24 engage in the associated pockets 22, whereby a radial fixation of the received in the recess 21 closure piece 23 is achieved.
  • a filler piece is provided which is arranged adjacent in the predetermined state to the breech block, and defines a portion of the groove bottom of the first ring nut ⁇ 18th
  • the filler is circular-segment-shaped and has a rectangular cross-section.
  • the last sealing plates are moved to their intended Posi ⁇ tion, whereupon the individual sealing plates 17 are fixed by suitable means in its intended position to prevent unintentional displacement in the circumferential direction prevent it.
  • the closure piece 23 is now fixed radially and axially.
  • the wheel disc assembly 14 may also include a plurality of recesses 21 with associated closure pieces 23 and patches 25.
  • two recesses 21 may be provided which are offset from each other by 180 ° in the wheel disc 15 are formed.
  • the assembly or disassembly of the sealing plates 17 can be simplified. Be eliminated for other Kings ⁇ nen imbalances.
  • FIGS. 14 to 18 show a wheel disc assembly 26 according to a third embodiment of the present invention.
  • the wheel disc assembly 26 comprises a wheel disc 27, meh ⁇ rere blade means 28 which are fixed along the outer periphery of the wheel disc 27, and a plurality of sealing plates 29 which are held between the wheel disc 27 and the blade means 28 in two radially spaced annular grooves 30 and 31.
  • the first annular groove 30 is provided in the wheel disc 27 and is bounded axially outwardly by an annular projection 32.
  • the second annular groove 31 is defined by a plurality of adjacently disposed annular groove segments formed respectively in the blade assemblies 28.
  • the wheel disc 27 comprises at least one axially extending through the Ringvor ⁇ jump 32 extending recess 33 whose minimum width in the circumferential direction is greater than the width of the Dichtble ⁇ che 29 at the inner diameter. Accordingly, a sealing sheet 29 can be axially inserted through the recess 33 between the annular grooves 30 and 31 and moved in the circumferential direction of these, as indicated in Figure 16 by the arrows A and B.
  • the recess 33 comprises two laterally arranged pockets 34, which extend radially from the upper side of the annular projection 32 through the annular projection 32 and form undercuts in the axial direction.
  • the wheel disc assembly 26 further includes a closure piece 35 which can be releasably secured to the wheel disc 27.
  • the closure piece 35 has projections 36 which protrude laterally and are formed korres ⁇ pondierend to the pockets 34 of the recess 33. Accordingly, the closure piece 35 can be inserted in the radial direction in the recess 33, wherein the projections 36 engage in the associated pockets 34, whereby an axial fixation of the received in the recess 33 closure piece 35 is achieved.
  • the closure piece 35 further has a Golf Glaabêt 37, which defines a part of the groove bottom of the first annular groove 30 in the proper state ⁇ .
  • the wheel disc assembly 26 may also include a plurality of recesses 33 with associated shutters 35.
  • two recesses 33 may be provided which are offset from each other by 180 ° in the wheel disc 27 are formed.
  • FIG. 19 shows an alternative closure piece 38 which can be used on a portion of the closure piece 35 with a corresponding not shown recess. The only difference between the closure ⁇ pieces 38 and 35 is that the position of the projections 39 is not selected centrally as the projections 36 but lying inside.
  • the sealing plates in the previously described embodiments can be threaded into the associated annular grooves in a rather simple manner, even if all the blade devices are already mounted on the wheel disc, whereby the assembly is made very flexible. Also, the individual can be

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L'invention concerne un agencement de disque de roue (1; 14; 26) comportant un disque de roue (2; 15; 27), une pluralité d'ailettes (3; 16; 28) qui sont fixées le long de la circonférence extérieure du disque de roue (2; 15; 27), et une pluralité de tôles d'étanchéité (4; 17; 29) qui sont maintenues dans deux rainures annulaires (5, 6; 18, 19; 30, 31) espacées radialement l'une de l'autre, la première rainure annulaire (5; 18; 30) étant ménagée dans le disque de roue (2; 15; 27) et étant délimitée axialement vers l'extérieur par une saillie annulaire (7; 20; 32), et la seconde rainure annulaire (6; 19; 31) étant définie par une pluralité de segments de rainures annulaires disposés de manière adjacente, chacun d'eux étant ménagés dans les ailettes (3; 28; 16) individuelles. L'invention est caractérisée en ce qu'il est prévu au moins un évidement (8; 21; 33) qui s'étend axialement à travers la saillie annulaire (7; 20; 32) et dont la largeur minimale dans la direction circonférentielle est supérieure à la largeur des tôles d'étanchéité (4; 29; 17) au niveau du diamètre intérieur de sorte qu'une tôle d'étanchéité (4; 17; 29) peut être insérée axialement à travers l'évidement (8; 21; 33) entre les rainures annulaires (5, 6; 19, 19; 30, 31) et être déplacée dans la direction circonférentielle en étant guidée par celles-ci. L'invention concerne également un procédé de montage d'un tel agencement de disque de roue.
EP15741879.9A 2014-04-29 2015-03-31 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue Not-in-force EP3090135B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15741879.9A EP3090135B1 (fr) 2014-04-29 2015-03-31 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14166363.3A EP2940249A1 (fr) 2014-04-29 2014-04-29 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue
EP15741879.9A EP3090135B1 (fr) 2014-04-29 2015-03-31 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue
PCT/EP2015/057053 WO2015165678A2 (fr) 2014-04-29 2015-03-31 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue

Publications (2)

Publication Number Publication Date
EP3090135A2 true EP3090135A2 (fr) 2016-11-09
EP3090135B1 EP3090135B1 (fr) 2017-09-13

Family

ID=50630621

Family Applications (2)

Application Number Title Priority Date Filing Date
EP14166363.3A Withdrawn EP2940249A1 (fr) 2014-04-29 2014-04-29 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue
EP15741879.9A Not-in-force EP3090135B1 (fr) 2014-04-29 2015-03-31 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP14166363.3A Withdrawn EP2940249A1 (fr) 2014-04-29 2014-04-29 Agencement de disque de roue et procédé de montage d'un agencement de disque de roue

Country Status (5)

Country Link
US (1) US20170037736A1 (fr)
EP (2) EP2940249A1 (fr)
JP (1) JP6286582B2 (fr)
CN (1) CN106460531B (fr)
WO (1) WO2015165678A2 (fr)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
EP3511524A1 (fr) 2018-01-10 2019-07-17 Siemens Aktiengesellschaft Rotor doté des éléments d'étanchéité montés au niveau des rainures de maintien de l'aube de rotor
WO2019211091A1 (fr) 2018-05-03 2019-11-07 Siemens Aktiengesellschaft Rotor comportant des surfaces de contact optimisées pour la force centrifuge

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EP2975219A1 (fr) * 2014-07-17 2016-01-20 Siemens Aktiengesellschaft Assemblage de disque de roue
US10876420B2 (en) * 2017-09-14 2020-12-29 DOOSAN Heavy Industries Construction Co., LTD Turbine blade axial retention and sealing system
KR102134812B1 (ko) * 2018-08-17 2020-07-16 두산중공업 주식회사 터빈, 이를 포함하는 가스 터빈, 터빈의 조립 방법, 및 터빈의 분해 방법
CN109707464A (zh) * 2018-12-14 2019-05-03 北京全四维动力科技有限公司 用于保护蒸汽轮机叶片叶根和轮槽的组合装置
KR102180380B1 (ko) * 2019-01-23 2020-11-18 두산중공업 주식회사 터빈 블레이드 축 방향 유지 및 밀봉 시스템
EP3885535B1 (fr) * 2020-03-24 2022-09-07 Siemens Energy Global GmbH & Co. KG Bague d'étanchéité pour un rotor et rotor doté d'une telle bague d'étanchéité
CN114622955B (zh) * 2020-12-14 2024-08-09 中国航发商用航空发动机有限责任公司 涡轮盘叶片的安装装置和安装方法

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JP5675674B2 (ja) * 2012-02-29 2015-02-25 三菱重工業株式会社 タービン動翼の抜け止め構造およびこれを備えた回転機械

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3511524A1 (fr) 2018-01-10 2019-07-17 Siemens Aktiengesellschaft Rotor doté des éléments d'étanchéité montés au niveau des rainures de maintien de l'aube de rotor
WO2019211091A1 (fr) 2018-05-03 2019-11-07 Siemens Aktiengesellschaft Rotor comportant des surfaces de contact optimisées pour la force centrifuge
US11319824B2 (en) 2018-05-03 2022-05-03 Siemens Energy Global GmbH & Co. KG Rotor with centrifugally optimized contact faces

Also Published As

Publication number Publication date
CN106460531A (zh) 2017-02-22
US20170037736A1 (en) 2017-02-09
CN106460531B (zh) 2018-03-27
JP2017515038A (ja) 2017-06-08
JP6286582B2 (ja) 2018-02-28
WO2015165678A2 (fr) 2015-11-05
EP3090135B1 (fr) 2017-09-13
EP2940249A1 (fr) 2015-11-04
WO2015165678A3 (fr) 2015-12-23

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