RU2014143493A - TURBINE SHOVEL AND ALSO THE RELATED METHOD FOR PRODUCING A TURBINE SHOVEL - Google Patents

TURBINE SHOVEL AND ALSO THE RELATED METHOD FOR PRODUCING A TURBINE SHOVEL Download PDF

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RU2014143493A
RU2014143493A RU2014143493A RU2014143493A RU2014143493A RU 2014143493 A RU2014143493 A RU 2014143493A RU 2014143493 A RU2014143493 A RU 2014143493A RU 2014143493 A RU2014143493 A RU 2014143493A RU 2014143493 A RU2014143493 A RU 2014143493A
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Prior art keywords
shelf
blade
frame
inner part
turbine
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RU2014143493A
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Russian (ru)
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Фатхи АХМАД
Нихал КУРТ
Ханс-Томас БОЛМС
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Сименс Акциенгезелльшафт
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Publication of RU2014143493A publication Critical patent/RU2014143493A/en

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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
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow 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
    • 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
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • 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
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade

Abstract

1. Лопатка (10) турбины, имеющая крепежный участок (14), полку (16) для ограничения проточного канала и перо (18) лопатки, которые следуют друг за другом по продольной оси (12) лопатки (10) турбины,отличающаяся тем, чтополка (16) радиально относительно продольной оси (12) включает в себя внутреннюю часть (22) полки и наружную часть (24) полки, при этом наружная часть (24) полки выполнена в виде непрерывной, цельной рамы (28) полки, охватывающей наружный край (26) внутренней части (22) полки.2. Лопатка (10) турбины по п. 1, у которой рама (28) полки плоскостно прилегает к внутренней части (22) полки, а контактная поверхность по меньшей мере частично составляет с продольной осью (12) угол больше 0 и меньше 90°.3. Лопатка (10) турбины по п. 2, у которой этот угол имеет величину от 10 до 35°.4. Лопатка (10) турбины по пп. 1, 2 или 3, у которой внутренняя часть (22) полки и крепежный участок (14) и/или внутренняя часть (22) полки и перо (18) лопатки являются монолитными.5. Лопатка (10) турбины по пп. 1, 2 или 3, у которой рама (28) полки по меньшей мере на одной направленной сбоку наружу поверхности (42) имеет прорезь (44) для помещения уплотнительного элемента.6. Лопатка (10) турбины по п. 4, у которой рама (28) полки по меньшей мере на одной направленной сбоку наружу поверхности (42) имеет прорезь для помещения уплотнительного элемента.7. Лопатка (10) турбины по пп. 1, 2, 3 или 6, у которой рама (28) полки установлена на внутренней части (22) полки посредством запрессовки в горячем стоянии и/или спаяна с ней, и/или приварена.8. Лопатка (10) турбины по п. 4, у которой рама (28) полки установлена на внутренней части (22) полки посредством запрессовки в горячем стоянии и/или спаяна с ней, и/или приварена.9. Лопатка (10) турбины по п. 5, у которой рама (28) полки установлена на внутренней части (22) полки посредством запрессовки в горячем стоянии и/или спаяна с ней, и/или 1. The blade (10) of the turbine having a mounting section (14), a shelf (16) for restricting the flow channel and the feather (18) of the blade, which follow each other along the longitudinal axis (12) of the blade (10) of the turbine, characterized in chtob (16) radially relative to the longitudinal axis (12) includes the inner part (22) of the shelf and the outer part (24) of the shelf, while the outer part (24) of the shelf is made in the form of a continuous, solid frame (28) of the shelf covering the outer edge (26) of the inner part (22) of the shelf. 2. A turbine blade (10) according to claim 1, in which the shelf frame (28) is flat against the inside of the shelf (22) and the contact surface at least partially makes an angle greater than 0 and less than 90 ° with the longitudinal axis (12) .3 . The blade (10) of the turbine according to claim 2, in which this angle has a value from 10 to 35 °. 4. Turbine blade (10) according to 1, 2 or 3, in which the inner part (22) of the shelf and the mounting section (14) and / or the inner part (22) of the shelf and feather (18) of the blade are monolithic. 5. Turbine blade (10) according to 1, 2 or 3, in which the frame (28) of the shelf on at least one outward directed surface (42) has a slot (44) to accommodate the sealing element. 6. A turbine blade (10) according to claim 4, in which the shelf frame (28) has at least one cutout on the surface of the at least one laterally outward facing surface (42). 7. Turbine blade (10) according to 1, 2, 3 or 6, in which the frame (28) of the shelf is mounted on the inner part (22) of the shelf by pressing in and / or welded in hot standing and / or welded. 8. The turbine blade (10) according to claim 4, wherein the shelf frame (28) is mounted on the inside of the shelf (22) by pressing in and / or welded in hot standing and / or welded. The blade (10) of the turbine according to claim 5, wherein the shelf frame (28) is mounted on the inside of the shelf (22) by means of a press fit in hot standing and / or soldered with it, and / or

Claims (24)

1. Лопатка (10) турбины, имеющая крепежный участок (14), полку (16) для ограничения проточного канала и перо (18) лопатки, которые следуют друг за другом по продольной оси (12) лопатки (10) турбины,1. The blade (10) of the turbine having a mounting section (14), a shelf (16) for restricting the flow channel and the feather (18) of the blade, which follow each other along the longitudinal axis (12) of the blade (10) of the turbine, отличающаяся тем, чтоcharacterized in that полка (16) радиально относительно продольной оси (12) включает в себя внутреннюю часть (22) полки и наружную часть (24) полки, при этом наружная часть (24) полки выполнена в виде непрерывной, цельной рамы (28) полки, охватывающей наружный край (26) внутренней части (22) полки.the shelf (16) radially relative to the longitudinal axis (12) includes the inner part (22) of the shelf and the outer part (24) of the shelf, while the outer part (24) of the shelf is made in the form of a continuous, solid frame (28) of the shelf covering the outer edge (26) of the inner part (22) of the shelf. 2. Лопатка (10) турбины по п. 1, у которой рама (28) полки плоскостно прилегает к внутренней части (22) полки, а контактная поверхность по меньшей мере частично составляет с продольной осью (12) угол больше 0 и меньше 90°.2. The blade (10) of the turbine according to claim 1, in which the frame (28) of the shelf is flat against the inner part (22) of the shelf, and the contact surface at least partially makes an angle greater than 0 and less than 90 ° with the longitudinal axis (12) . 3. Лопатка (10) турбины по п. 2, у которой этот угол имеет величину от 10 до 35°.3. The blade (10) of the turbine according to claim 2, in which this angle has a value from 10 to 35 °. 4. Лопатка (10) турбины по пп. 1, 2 или 3, у которой внутренняя часть (22) полки и крепежный участок (14) и/или внутренняя часть (22) полки и перо (18) лопатки являются монолитными.4. The blade (10) of the turbine according to paragraphs. 1, 2 or 3, in which the inner part (22) of the shelf and the fastening section (14) and / or the inner part (22) of the shelf and feather (18) of the blade are monolithic. 5. Лопатка (10) турбины по пп. 1, 2 или 3, у которой рама (28) полки по меньшей мере на одной направленной сбоку наружу поверхности (42) имеет прорезь (44) для помещения уплотнительного элемента.5. The blade (10) of the turbine according to paragraphs. 1, 2 or 3, in which the frame (28) of the shelf on at least one outward directed surface (42) has a slot (44) for accommodating the sealing element. 6. Лопатка (10) турбины по п. 4, у которой рама (28) полки по меньшей мере на одной направленной сбоку наружу поверхности (42) имеет прорезь для помещения уплотнительного элемента.6. The blade (10) of the turbine according to claim 4, in which the frame (28) of the shelf on at least one outward directed surface (42) has a slot for accommodating the sealing element. 7. Лопатка (10) турбины по пп. 1, 2, 3 или 6, у которой рама (28) полки установлена на внутренней части (22) полки посредством запрессовки в горячем стоянии и/или спаяна с ней, и/или приварена.7. The blade (10) of the turbine according to paragraphs. 1, 2, 3 or 6, in which the frame (28) of the shelf is mounted on the inner part (22) of the shelf by pressing in hot standing and / or welded with it, and / or welded. 8. Лопатка (10) турбины по п. 4, у которой рама (28) полки установлена на внутренней части (22) полки посредством запрессовки в горячем стоянии и/или спаяна с ней, и/или приварена.8. The blade (10) of the turbine according to claim 4, in which the frame (28) of the shelf is mounted on the inside of the shelf (22) by pressing in and / or welded in hot standing and / or welded. 9. Лопатка (10) турбины по п. 5, у которой рама (28) полки установлена на внутренней части (22) полки посредством запрессовки в горячем стоянии и/или спаяна с ней, и/или приварена.9. The blade (10) of the turbine according to claim 5, in which the frame (28) of the shelf is mounted on the inside of the shelf (22) by pressing in and / or welded in hot standing and / or welded. 10. Лопатка (10) турбины по пп. 1, 2, 3, 6, 8 или 9, выполненная в виде направляющей лопатки или в виде рабочей лопатки.10. The blade (10) of the turbine according to paragraphs. 1, 2, 3, 6, 8 or 9, made in the form of a guide blade or in the form of a working blade. 11. Лопатка (10) турбины по п. 4, выполненная в виде направляющей лопатки или в виде рабочей лопатки.11. The blade (10) of the turbine according to claim 4, made in the form of a guide blade or in the form of a working blade. 12. Лопатка (10) турбины по п. 5, выполненная в виде направляющей лопатки или в виде рабочей лопатки.12. The blade (10) of the turbine according to claim 5, made in the form of a guide blade or in the form of a working blade. 13. Лопатка (10) турбины по п. 7, выполненная в виде направляющей лопатки или в виде рабочей лопатки.13. The blade (10) of the turbine according to claim 7, made in the form of a guide blade or in the form of a working blade. 14. Лопатка (10) турбины по пп. 1, 2, 3, 6, 8, 9, 11, 12 или 13, у которой обдуваемая горячим газом поверхность внутренней части (22) полки существенно больше, чем обдуваемая горячим газом поверхность рамы (28) полки.14. The blade (10) of the turbine according to paragraphs. 1, 2, 3, 6, 8, 9, 11, 12 or 13, in which the surface of the inner part (22) blown by hot gas is substantially larger than the surface of the frame (28) blown by hot gas of the shelf. 15. Лопатка (10) турбины по п. 4, у которой обдуваемая горячим газом поверхность внутренней части (22) полки существенно больше, чем обдуваемая горячим газом поверхность рамы (28) полки.15. The blade (10) of the turbine according to claim 4, in which the surface of the inner part (22) blown by hot gas is substantially larger than the surface of the frame (28) blown by hot gas of the shelf. 16. Лопатка (10) турбины по п. 5, у которой обдуваемая горячим газом поверхность внутренней части (22) полки существенно больше, чем обдуваемая горячим газом поверхность рамы (28) полки.16. The blade (10) of the turbine according to claim 5, in which the surface of the inner part (22) blown by hot gas is substantially larger than the surface of the frame (28) blown by hot gas of the shelf. 17. Лопатка (10) турбины по п. 7, у которой обдуваемая горячим газом поверхность внутренней части (22) полки существенно больше, чем обдуваемая горячим газом поверхность рамы (28) полки.17. The blade (10) of the turbine according to claim 7, in which the surface of the inner part (22) blown by the hot gas is substantially larger than the surface of the frame (28) blown by the hot gas of the shelf. 18. Лопатка (10) турбины по п. 14, у которой обдуваемая горячим газом поверхность внутренней части (22) полки существенно больше, чем обдуваемая горячим газом поверхность рамы (28) полки.18. The blade (10) of the turbine according to claim 14, in which the surface of the inner part (22) blown by hot gas is substantially larger than the surface of the frame (28) blown by hot gas of the shelf. 19. Способ изготовления лопатки (10) турбины, включающий в себя шаги:19. A method of manufacturing a turbine blade (10), comprising the steps of: изготовление монолитного корпуса (19) лопатки, включающего в себя перо (18) лопатки, полку (16), являющуюся внутренней частью (22) полки для ограничения проточного канала, и крепежный участок (14),the manufacture of a monolithic casing (19) of the blade, including a feather (18) of the blade, a shelf (16), which is the inner part (22) of the shelf to limit the flow channel, and the mounting section (14), изготовление непрерывной, цельной рамы (28) полки иmanufacture of a continuous, solid frame (28) shelves and монтаж непрерывной, цельной рамы (28) полки на крае (26) полки (16).installation of a continuous, one-piece frame (28) of a shelf at the edge (26) of a shelf (16). 20. Способ по п. 19, при котором для изготовления корпуса (19) лопатки край полки лопатки турбины, подвергавшейся эксплуатационным нагрузкам, по всему своему периметру для изготовления поверхности (36, 38) прилегания для непрерывной рамы (28) полки и для преобразования полки во внутреннюю часть (22) полки отодвигается назад.20. The method according to p. 19, in which for the manufacture of the casing (19) of the blades the edge of the shelf of the blades of the turbine, subjected to operational loads, around its entire perimeter for the manufacture of the surface (36, 38) of the abutment for the continuous frame (28) of the shelf and for converting the shelf in the inner part (22) of the shelf is pushed back. 21. Способ по п. 19, при котором корпус (19) лопатки, включающий в себя крепежный участок (14), полку (16) и перо (18) лопатки, изготавливается методом литья, и край (26) полки выполнен в виде поверхности (36, 38) прилегания для непрерывной рамы (28) полки.21. The method according to p. 19, in which the body (19) of the blade, including the mounting section (14), the shelf (16) and the feather (18) of the blade, is made by casting, and the edge (26) of the shelf is made in the form of a surface (36, 38) fit for the continuous frame (28) of the shelf. 22. Способ по пп. 19, 20 или 21, включающий в себя тот шаг, что рама (28) полки установлена на внутренней части (22) полки посредством запрессовки в горячем стоянии и/или спаивается с корпусом (19) лопатки, и/или приваривается.22. The method according to PP. 19, 20 or 21, including the step that the frame (28) of the shelf is mounted on the inside of the shelf (22) by pressing in hot standing and / or soldered to the blade body (19) and / or welded. 23. Способ по пп. 19, 20 или 21, включающий в себя тот шаг, что внутренняя часть (22) полки и рама (28) полки снабжаются покрытием в процессе нанесения покрытия.23. The method according to PP. 19, 20 or 21, including the step that the inner part (22) of the shelf and the frame (28) of the shelf are coated during the coating process. 24. Способ по п. 22, включающий в себя тот шаг, что внутренняя часть (22) полки и рама (28) полки снабжаются покрытием в процессе нанесения покрытия. 24. The method according to p. 22, including the step that the inner part (22) of the shelf and the frame (28) of the shelf are coated during the coating process.
RU2014143493A 2012-03-29 2013-03-27 TURBINE SHOVEL AND ALSO THE RELATED METHOD FOR PRODUCING A TURBINE SHOVEL RU2014143493A (en)

Applications Claiming Priority (3)

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EP12162103.1 2012-03-29
EP12162103.1A EP2644834A1 (en) 2012-03-29 2012-03-29 Turbine blade and corresponding method for producing same turbine blade
PCT/EP2013/056594 WO2013144245A1 (en) 2012-03-29 2013-03-27 Turbine blade and associated method for producing a turbine blade

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CN (1) CN104204417A (en)
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CN104204417A (en) 2014-12-10
EP2805023A1 (en) 2014-11-26
EP2644834A1 (en) 2013-10-02
JP2015517048A (en) 2015-06-18
IN2014DN07295A (en) 2015-04-24
WO2013144245A1 (en) 2013-10-03
US20150064018A1 (en) 2015-03-05

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