EP2084369B1 - Guiding device of a flow machine and guide vane for such a guiding device - Google Patents
Guiding device of a flow machine and guide vane for such a guiding device Download PDFInfo
- Publication number
- EP2084369B1 EP2084369B1 EP07819324A EP07819324A EP2084369B1 EP 2084369 B1 EP2084369 B1 EP 2084369B1 EP 07819324 A EP07819324 A EP 07819324A EP 07819324 A EP07819324 A EP 07819324A EP 2084369 B1 EP2084369 B1 EP 2084369B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- guide vane
- guide
- groove
- vane ring
- ring
- 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.)
- Active
Links
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000003801 milling Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 238000004080 punching Methods 0.000 claims 1
- 241001494479 Pecora Species 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Images
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
- 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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
- F01D25/246—Fastening of diaphragms or stator-rings
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
- Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles
Definitions
- the invention relates to a guide device of a turbomachine according to the preamble of claim 1. Furthermore, the invention relates to a method for producing a guide device of a turbomachine and a guide vane for such a guide device.
- a guide device for a turbomachine in particular for a steam turbine, known, wherein the guide device disclosed therein comprises a vane ring, and wherein seen over the circumference of the vane ring distributed more vanes are attached to the same.
- the vane ring is attached to a vane carrier along with the vanes attached to the vane ring.
- the vanes are attached to the vane ring such that a through hole is provided for each vane to fix vane roots of the vanes in the vane ring which penetrates the vane ring and vane root and to the side, in the axial direction extending insertion of a blade retaining pin is suitable.
- a fixation of the vanes on the vane ring requires a high production cost and is also expensive to install.
- the present invention is based on the problem to sheep a simpler Leitvoriques a turbomachine. This problem is solved by a guide device of a turbomachine according to claim 1.
- the guide vane ring has a groove, wherein the guide vanes also have a groove, which are aligned in the mounted state with the groove of the vane ring, and wherein the guide vanes are fixed in their radial position on the vane ring via a retaining ring, which in the groove of the vane ring and in engages the groove of the vanes.
- the radial attachment of the guide vanes to the guide blade ring takes place by means of a retaining ring which engages in a groove of the guide blade ring and in corresponding grooves of the guide vanes, resulting in reduced manufacturing outlay and reduced assembly costs. Furthermore, the replacement of guide vanes in carrying out repair work or maintenance on the guide device according to the invention is simplified.
- a method for producing the guide device of the turbomachine is defined in claims 10 and 11.
- the guide vane according to the invention for a guide device of a turbomachine is defined in claim 12.
- Fig. 1 shows a section of a guide device according to the invention of a turbomachine in the region of a stator blade ring 10 and a plurality of guide vanes 11 attached to the guide blade ring 10.
- 3 and 4 show the guide blade ring 10 in each case alone,
- FIGS. 5 and 6 also show a guide vane 11 in isolation.
- the vane ring 10 is preferably made split and composed of two halves. According to Fig. 1 the vanes 11 are fixed to the vane ring 10 in the circumferential direction of the same viewed from each other, wherein for mounting the vanes 11 on the vane ring 10, the vanes in recesses 12 (see Fig. 3 ) of the vane ring 10 are insertable.
- the recesses 12 of the vane ring 10 extend in the radial direction, so that for the assembly of the vanes 11 on the vane ring 10, the vanes 11 are introduced from radially outside to radially inside or vice versa from radially inside to radially outside into the recesses 12 of the vane ring 10.
- a circumferential groove 13 in the same circumferential groove is inserted into one side of the guide vane ring 10 in the same.
- a groove 14 is introduced into each vane 11 on one side thereof.
- each vane 11 is arcuate, in particular circular arc, formed and introduced into a radially outer end thereof.
- the groove 13 of the vane ring 10 is arcuate, in particular circular arc, formed.
- a radially inner boundary surface and a radially outer boundary surface of the groove 13, 14 of the guide blade ring 10 and vanes 11 preferably have a distance of between 3 mm and 9 mm, in particular between 4 mm and 8 mm.
- the radially inner boundary surface and the radially outer boundary surface of the groove 13, 14 are either flat or designed as cutouts a cylindrical or conical or toroidal surface.
- the grooves 14 of the vanes 11 are aligned with the groove 13 of the vane ring 10.
- a retaining ring 15 which, as best Fig. 2 can be removed, engages in the groove 13 of the guide vane ring 10 and in the groove 14 of the vanes 11. Accordingly, the guide vanes 11 can be fixed in their radial position on the guide vane ring 10 via the retaining ring 15.
- the radial extension of the retaining ring 15 is adapted to the distance between the radially inner boundary surface and the radially outer boundary surface of the groove 13, 14.
- the contour of radial boundary surfaces of the retaining ring 15 is adapted to the contour of the radially inner boundary surface and the radially outer boundary surface of the groove 13, 14, so that the radial boundary surfaces of the retaining ring 15 as low as possible and full surface of the radial boundary surfaces of the groove 13, 14th nestle.
- Fig. 2 can be removed, engage the vanes 11 with radially inner ends of the same associated projections 16 in recesses of a mecanicendeckbands 17 of the guide, but such an inner shroud 17 is purely optional.
- the guide device according to the invention can also be designed without inner cover tape, wherein then the guide vanes at the radially inner ends of the same are assigned no projections.
- the vane ring 10 is together with the stator vanes 10 fixed vanes 11 according to Fig. 7 and 8th attachable to a vane support 18, according to Fig. 7 and 8th via at least one screw 19.
- Fig. 8 engages the screw 19 with a screw shaft 20 exclusively in the guide blade carrier 18, the screw 19 but covers with its screw head 21 in sections, both the blade carrier 18 and the blade ring 10 and the retaining ring 15 (see Fig. 7 ).
- the guide vane ring 10 on the guide vane support 18 is on the one hand via the screw 19, further serves the screw 19 of the circular fixing of the retaining ring 15 in the vane ring 10.
- one or more such screws 19 distributed over the circumference of the guide 10 be arranged.
- the manufacture or assembly of a guide device according to the invention can take place in that in the guide vane ring 10, the groove 13 and the guide vanes 11, the groove 14 before assembly of the guide vanes 11 on the guide vane ring 10 and are therefore introduced separately.
- the introduction of the groove 13 in the guide vane ring 10 is preferably carried out by turning or milling and the introduction of the groove 14 in the guide vanes 11 is preferably carried out by milling or bumping. Thereafter, the vanes 11 may be secured to the vane ring 10 via the recesses 12 to, when the grooves 14 of the vanes 11 are aligned with the groove 13 of the vane ring 10, insert the retaining ring 15 in the axial direction in the groove 13, 14.
- the production or assembly of the guide device according to the invention can also be such that no-key vanes 11 are introduced into a grooveless guide vane ring 10 via the recesses 12, and then by turning or milling the groove 13, 14 together in the guide vane ring 10 and the vanes 11 are introduced.
- the guide device according to the invention is characterized by a relatively low production cost and installation effort. Furthermore, it is relatively easy to replace guide vanes on the guide device according to the invention.
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)
- Hydraulic Turbines (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
- Turning (AREA)
- Accessories And Tools For Shearing Machines (AREA)
Abstract
Description
Die Erfindung betrifft eine Leitvorrichtung einer Strömungsmaschine gemäß dem Oberbegriff des Anspruchs 1. Weiterhin betrifft die Erfindung ein Verfahren zum Herstellen einer Leitvorrichtung einer Strömungsmaschine und eine Leitschaufel für eine solche Leitvorrichtung.The invention relates to a guide device of a turbomachine according to the preamble of claim 1. Furthermore, the invention relates to a method for producing a guide device of a turbomachine and a guide vane for such a guide device.
Aus der
Nach der
Hiervon ausgehend liegt der vorliegenden Erfindung das Problem zugrunde, eine einfachere Leitvorrichtung einer Strömungsmaschine zu schafen. Dieses Problem wird durch eine Leitvorrichtung einer Strömungsmaschine gemäß Anspruch 1 gelöst.On this basis, the present invention is based on the problem to sheep a simpler Leitvorrichtung a turbomachine. This problem is solved by a guide device of a turbomachine according to claim 1.
Erfindungsgemäß weist der Leitschaufelring eine Nut auf, wobei die Leitschaufeln ebenfalls eine Nut aufweisen, die in montierten Zustand mit der Nut des Leitschaufelrings fluchten, und wobei die Leitschaufeln in ihrer Radialposition am Leitschaufelring über einen Haltering fixiert sind, der in die Nut des Leitschaufelrings und in die Nute der Leitschaufeln eingreift.According to the invention, the guide vane ring has a groove, wherein the guide vanes also have a groove, which are aligned in the mounted state with the groove of the vane ring, and wherein the guide vanes are fixed in their radial position on the vane ring via a retaining ring, which in the groove of the vane ring and in engages the groove of the vanes.
Bedingt dadurch, dass bei der erfindungsgemäßen Leitvorrichtung die radiale Befestigung der Leitschaufeln am Leitschaufelring durch einen Haltering erfolgt, der in eine Nut des Leitschaufelrings sowie in entsprechende Nute der Leitschaufeln eingreift, ergibt sich ein reduzierter Fertigungsaufwand sowie ein reduzierter Montageaufwand. Weiterhin vereinfacht sich der Austausch von Leitschaufeln bei der Durchführung von Reparaturarbeiten bzw. Wartungsarbeiten an der erfindungsgemäßen Leitvorrichtung.Due to the fact that, in the case of the guide device according to the invention, the radial attachment of the guide vanes to the guide blade ring takes place by means of a retaining ring which engages in a groove of the guide blade ring and in corresponding grooves of the guide vanes, resulting in reduced manufacturing outlay and reduced assembly costs. Furthermore, the replacement of guide vanes in carrying out repair work or maintenance on the guide device according to the invention is simplified.
Ein Verfahren zum Herstellen der Leitvorrichtung der Strömungsmaschine ist in Anspruchen 10 und 11 definiert. Die erfindungsgemäße Leitschaufel für eine Leitvorrichtung einer Strömungsmaschine ist in Anspruch 12 definiert.A method for producing the guide device of the turbomachine is defined in
Bevorzugte Weiterbildungen der Erfindung ergeben sich aus den Unteransprüchen und der nachfolgenden Beschreibung. Ein Ausführungsbeispiel der Erfindung wird, ohne hierauf beschränkt zu sein, an Hand der Zeichnung näher erläutert. Dabei zeigt:
- Fig. 1:
- einen Ausschnitt aus einer erfindungsgemäßen Leitvorrichtung einer Strömungsmaschine;
- Fig. 2:
- einen Querschnitt durch die Leitvorrichtung entlang der Schnittrichtung A-A in
Fig. 1 ; - Fig. 3:
- einen Ausschnitt aus einem Leitschaufelring der erfindungsgemäßen Leitvorrichtung in perspektivischer Ansicht;
- Fig. 4:
- einen Querschnitt durch den Leitschaufelring der
Fig. 3 in einer Schnittrichtung analog zur Schnittrichtung A-A derFig. 1 ; - Fig. 5:
- eine Leitschaufel der erfindungsgemäßen Leitvorrichtung in perspekti- vischer Ansicht;
- Fig. 6:
- die Leitschaufel der
Fig. 5 in Seitenansicht; - Fig. 7:
- einen Ausschnitt aus einer erfindungsgemäßen Leitvorrichtung; und
- Fig. 8:
- einen Querschnitt durch die Anordnung der
Fig. 7 entlang der Schnitt- richtung B-B inFig. 7 .
- Fig. 1:
- a section of a guide device according to the invention a turbomachine;
- Fig. 2:
- a cross section through the guide device along the cutting direction AA in
Fig. 1 ; - 3:
- a detail of a guide ring of the guide device according to the invention in a perspective view;
- 4:
- a cross section through the vane ring of
Fig. 3 in a cutting direction analogous to the cutting direction AA ofFig. 1 ; - Fig. 5:
- a guide vane of the guide device according to the invention in perspekti- vischer view;
- Fig. 6:
- the vane of the
Fig. 5 in side view; - Fig. 7:
- a section of a guide device according to the invention; and
- Fig. 8:
- a cross section through the arrangement of
Fig. 7 along the cutting direction BB inFig. 7 ,
Der Leitschaufelring 10 ist vorzugsweise geteilt ausgeführt und aus zwei Hälften zusammengesetzt. Gemäß
Zur radialen Fixierung der Leitschaufeln 11 am Leitschaufelring 10 ist an einer Seite des Leitschaufelrings 10 eine in Umfangsrichtung desselben gesehen umlaufende Nut 13 in denselben eingebracht. Ebenso ist in jede Leitschaufel 11 an einer Seite derselben jeweils eine Nut 14 eingebracht.For radial fixation of the guide vanes 11 on the
Die Nut 14 einer jeden Leitschaufel 11 ist bogenförmig, insbesondere kreisbogenförmig, ausgebildet und in ein radial außenliegendes Ende derselben eingebracht. Ebenso ist die Nut 13 des Leitschaufelrings 10 bogenförmig, insbesondere kreisbogenförmig, ausgebildet.The
Eine radial innenliegende Begrenzungsfläche und eine radial außenliegende Begrenzungsfläche der Nute 13, 14 von Leitschaufelring 10 und Leitschaufeln 11 weisen vorzugsweise einen Abstand zwischen 3 mm und 9 mm, insbesondere zwischen 4 mm und 8 mm, auf. Die radial innenliegende Begrenzungsfläche und die radial außenliegende Begrenzungsfläche der Nute 13, 14 sind entweder eben oder als Ausschnitte eine zylindrischen oder kegeligen oder toroidalen Fläche ausgestaltet.A radially inner boundary surface and a radially outer boundary surface of the
In montiertem Zustand der Leitschaufeln 11 am Leitschaufelring 10 fluchten die Nute 14 der Leitschaufeln 11 mit der Nut 13 des Leitschaufelrings 10. Zur radialen Fixierung der Leitschaufeln 11 am Leitschaufelring 10 dient ein Haltering 15, der, wie am besten
Die radiale Erstreckung des Halterings 15 ist an den Abstand zwischen der radial innenliegenden Begrenzungsfläche und der radial außenliegenden Begrenzungsfläche der Nute 13, 14 angepasst. Ebenso ist die Kontur von radialen Begrenzungsflächen des Halterings 15 an die Kontur der radial innenliegenden Begrenzungsfläche und der radial außenliegenden Begrenzungsfläche der Nute 13, 14 angepasst, sodass sich die radialen Begrenzungsflächen des Halterings 15 möglichst spielarm und vollflächig an die radialen Begrenzungsflächen der Nute 13, 14 anschmiegen.The radial extension of the
Wie ebenfalls am besten
Der Leitschaufelring 10 ist zusammen mit den am Leitschaufelring 10 fixierten Leitschaufeln 11 gemäß
Über die Schraube 19 ist demnach einerseits der Leitschaufelring 10 am Leitschaufelträger 18 zirkular befestigbar, weiterhin dient die Schraube 19 der zirkularen Fixierung des Halterings 15 im Leitschaufelring 10. Wie bereits ausgeführt, können eine oder auch mehrere derartige Schrauben 19 über den Umfang der Leitvorrichtung 10 verteilt angeordnet sein.On the one hand, the
Alternativ kann die Befestigung des Leitschaufelrings am Leitschaufelträger sowie die Befestigung des Halterings am Leitschaufelring durch eine von mindestens einer Schraube im Leitschaufelträger gehaltene Passfeder oder Scheibe erfolgen, welche die drei Baugruppen gemeinsam überdeckt.Alternatively, the attachment of the vane ring to the vane carrier and the attachment of the retaining ring to the vane ring by a held by at least one screw in the vane carrier feather or disk done, which covers the three modules together.
Die Fertigung bzw. die Montage einer erfindungsgemäßen Leitvorrichtung kann dadurch erfolgen, dass in den Leitschaufelring 10 die Nut 13 sowie in die Leitschaufeln 11 die Nute 14 vor Montage der Leitschaufeln 11 am Leitschaufelring 10 und demnach getrennt voneinander eingebracht werden.The manufacture or assembly of a guide device according to the invention can take place in that in the
Das Einbringen der Nut 13 in den Leitschaufelring 10 erfolgt vorzugsweise durch Drehen oder Fräsen und das Einbringen der Nute 14 in die Leitschaufeln 11 erfolgt vorzugsweise durch Fräsen oder Stoßen. Anschließend können die Leitschaufeln 11 über die Ausnehmungen 12 am Leitschaufelring 10 befestigt werden, um dann, wenn die Nute 14 der Leitschaufeln 11 mit der Nut 13 des Leitschaufelrings 10 fluchten, den Haltering 15 in Axialrichtung in die Nute 13, 14 einzuführen.The introduction of the
Alternativ kann die Fertigung bzw. Montage der erfindungsgemäßen Leitvorrichtung auch derart erfolgen, dass nutlose Leitschaufeln 11 in einen nutlosen Leitschaufelring 10 über die Ausnehmungen 12 eingebracht werden, und dass anschließend durch Drehen oder Fräsen die Nute 13, 14 gemeinsam in den Leitschaufelring 10 sowie die Leitschaufeln 11 eingebracht werden.Alternatively, the production or assembly of the guide device according to the invention can also be such that no-
Die erfindungsgemäße Leitvorrichtung zeichnet sich durch einen relativ geringen Fertigungsaufwand sowie Montageaufwand aus. Weiterhin können relativ einfach Leitschaufeln an der erfindungsgemäßen Leitvorrichtung ausgetauscht werden.The guide device according to the invention is characterized by a relatively low production cost and installation effort. Furthermore, it is relatively easy to replace guide vanes on the guide device according to the invention.
- 1010
- Leitschaufelringvane ring
- 1111
- Leitschaufelvane
- 1212
- Ausnehmungrecess
- 1313
- Nutgroove
- 1414
- Nutgroove
- 1515
- Halteringretaining ring
- 1616
- Vorsprunghead Start
- 1717
- InnendeckbandInner shroud
- 1818
- Leitschaufelträgerguide vane
- 1919
- Schraubescrew
- 2020
- Schraubenschaftscrew shaft
- 2121
- Schraubenkopfscrew head
Claims (15)
- A guiding device of a flow machine, in particular of a steam turbine, having a guide vane ring and a plurality of guide vanes which are pounced on the guide vane ring and are arranged distributed over the circumference of the guide vane ring, characterised in that the guide vane ring (10) has a groove (13), in that the guide vanes (11) have grooves (14) which, in the assembled condition, are aligned with the groove (13) of the guide vane ring (10), and in that the guide vanes (11) are fixed in their radial position on the guide vane ring (10) by way of a retaining ring (15) which engages in the groove (13) of the guide vane ring (10) and in the grooves (14) of the guide vanes (11).
- A guiding device according to Claim 1, characterised in that the groove (13) of the guide vane ring (10) is incorporated in the guide vane ring on one side thereof, in that the grooves (14) of the guide vanes (11) are incorporated in the guide vanes on one side thereof, and in that, on this side, the retaining ring (15) is incorporated, in the axial direction in the groove (13) of the guide vane ring (10) and in the grooves (14) of the guide vanes (11).
- A guiding device according to Claim 1 or 2, characterised in that the guide vane ring (10), together with the guide vanes (11) fixed in their radial position on the guide vane ring (10), is mounted on a guide vane carrier (18).
- A guiding device according to Claim 3, characterised in that the guide vane ring (10), together with the guide vanes (11) fixed to the guide vane ring (10), can be mounted on the guide vane carrier (18) by way of at least one screw (19).
- A guiding device according to Claim 4, characterised in that the, or each, screw (19) engages exclusively in the guide vane carrier (18) by cleans of a screw shaft: (20), and covers portions of the guide vane carrier (18) and the guide vane ring (10) and the retaining ring (15) with a screw head (21)
- A guiding device recording to one or more of Claims 1 to 5, characterised in that the groove (13) of the guide vane ring (10) and the grooves (14) of the guide vanes (11) have an arcuate, in particular a circular arcuate, course.
- A guiding device according to one or more of Claims 1 to 6, characterised in that a radially inner delimiting face and a radially outer delimiting face of the grooves (13, 14) are at a spacing of between 3 mm and 9 mm, in particular between 4 mm and 3 mm.
- A guiding device according to one of more of Claims 1 to 7, characterized in that a radially inner delimiting face and a radially outer delimiting face of the grooves (13, 14) are of a planar construction.
- A guiding device according to one or morse of Claims 1 to 7, characterised in that a radially inner delimiting face and s radially outer delimiting face of the grooves (13, 14) are constructed as sections of a cylindrical, or conical or toroidal face.
- A process for the manufacture of a guiding device according to one or more of Claims 1 to 9, characterised in that the groove (13) is incorporated in the guide vane ring (10) by turning or milling, and the grooves (14) of the guide vanes (11) are incorporated by punching or milling before assembly of the guide vanes (11) on the guide vane ring (10).
- A process for the manufacture of a guiding device according to once or more of Claims 1 to 9, characterised in that the groove (13) in the quids vane ring (10) and the grooves (14) of the guide vanes (11) are incorporated the vane ring (10) and the guide vanes (11) together by turning or milling after assembly of the guide vanes (11) on the guide vane ring (10).
- A guide vane of a guiding device according to one or more of claims 1 to 9, characterised in that a groove (14) extending in the form of an are, in particular a circular are, is incorporated in a radially outer end of the guide vane.
- A guide vane according to Claim 12, characterised in that a radially inner delimiting face of the groove (14) and a radially outer delimiting face of the groove (14) are at a spacing of between 3 mm and 9 mm, in particular between 4 mm and 8 mm.
- A guide vane according to Claim 12 or 13, characterised in that is radially inner delimiting face of the groove (14) and a radially outer delimiting face of the groove (14) are of a plantar construction.
- A guide vane according to Claim 12 or 13, characterised in that a radially inner delimiting face of the groove (14) and a radially outer delimiting face of the groove (14) are constructed as sections of a cylindrical or conical or toroidal face.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL07819324T PL2084369T3 (en) | 2006-10-28 | 2007-10-25 | Guiding device of a flow machine and guide vane for such a guiding device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006050907A DE102006050907A1 (en) | 2006-10-28 | 2006-10-28 | Guide device of a turbomachine and vane for such a guide device |
PCT/EP2007/009275 WO2008052699A1 (en) | 2006-10-28 | 2007-10-25 | Guiding device of a flow machine and guide vane for such a guiding device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2084369A1 EP2084369A1 (en) | 2009-08-05 |
EP2084369B1 true EP2084369B1 (en) | 2010-01-20 |
Family
ID=39004463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07819324A Active EP2084369B1 (en) | 2006-10-28 | 2007-10-25 | Guiding device of a flow machine and guide vane for such a guiding device |
Country Status (10)
Country | Link |
---|---|
US (1) | US8075265B2 (en) |
EP (1) | EP2084369B1 (en) |
JP (1) | JP5048778B2 (en) |
CN (1) | CN101529053B (en) |
AT (1) | ATE455935T1 (en) |
BR (1) | BRPI0715214B1 (en) |
DE (2) | DE102006050907A1 (en) |
PL (1) | PL2084369T3 (en) |
RU (1) | RU2009115718A (en) |
WO (1) | WO2008052699A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006050907A1 (en) * | 2006-10-28 | 2008-05-15 | Man Turbo Ag | Guide device of a turbomachine and vane for such a guide device |
JP5546420B2 (en) * | 2010-10-29 | 2014-07-09 | 三菱重工業株式会社 | Turbine |
DE102011082131A1 (en) * | 2011-09-05 | 2013-03-07 | Siemens Aktiengesellschaft | Guide device for a turbine |
DE102011119003A1 (en) * | 2011-11-21 | 2013-05-23 | TKG Turbinen Komponenten Görlitz GmbH | Guiding device for turbines |
JP5665724B2 (en) * | 2011-12-12 | 2015-02-04 | 株式会社東芝 | Stator blade cascade, method of assembling stator blade cascade, and steam turbine |
BR212012016715U2 (en) * | 2012-04-04 | 2017-09-26 | Sedlacek Vlastimil | "method for attaching paddle ring paddles with gripping wire" |
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-
2006
- 2006-10-28 DE DE102006050907A patent/DE102006050907A1/en not_active Withdrawn
-
2007
- 2007-10-25 JP JP2009533733A patent/JP5048778B2/en not_active Expired - Fee Related
- 2007-10-25 CN CN2007800399537A patent/CN101529053B/en active Active
- 2007-10-25 DE DE502007002704T patent/DE502007002704D1/en active Active
- 2007-10-25 RU RU2009115718/06A patent/RU2009115718A/en unknown
- 2007-10-25 BR BRPI0715214-0A patent/BRPI0715214B1/en active IP Right Grant
- 2007-10-25 AT AT07819324T patent/ATE455935T1/en active
- 2007-10-25 EP EP07819324A patent/EP2084369B1/en active Active
- 2007-10-25 US US12/309,086 patent/US8075265B2/en not_active Expired - Fee Related
- 2007-10-25 PL PL07819324T patent/PL2084369T3/en unknown
- 2007-10-25 WO PCT/EP2007/009275 patent/WO2008052699A1/en active Application Filing
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US20100061845A1 (en) | 2010-03-11 |
RU2009115718A (en) | 2010-12-10 |
PL2084369T3 (en) | 2010-08-31 |
WO2008052699A1 (en) | 2008-05-08 |
ATE455935T1 (en) | 2010-02-15 |
JP2010508458A (en) | 2010-03-18 |
BRPI0715214B1 (en) | 2019-04-16 |
JP5048778B2 (en) | 2012-10-17 |
DE102006050907A1 (en) | 2008-05-15 |
US8075265B2 (en) | 2011-12-13 |
EP2084369A1 (en) | 2009-08-05 |
BRPI0715214A2 (en) | 2013-06-18 |
CN101529053A (en) | 2009-09-09 |
DE502007002704D1 (en) | 2010-03-11 |
CN101529053B (en) | 2011-11-23 |
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