JP5210804B2 - タービン段内のロータリングの封止 - Google Patents
タービン段内のロータリングの封止 Download PDFInfo
- Publication number
- JP5210804B2 JP5210804B2 JP2008284151A JP2008284151A JP5210804B2 JP 5210804 B2 JP5210804 B2 JP 5210804B2 JP 2008284151 A JP2008284151 A JP 2008284151A JP 2008284151 A JP2008284151 A JP 2008284151A JP 5210804 B2 JP5210804 B2 JP 5210804B2
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- annular
- ring
- sheet
- outer rim
- 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.)
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Links
- 238000007789 sealing Methods 0.000 title claims description 13
- 238000011144 upstream manufacturing Methods 0.000 claims description 49
- 239000002184 metal Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 10
- 238000001816 cooling Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 230000005855 radiation Effects 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
-
- 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
- F05D2240/11—Shroud seal segments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Gasket Seals (AREA)
Description
12 ノズル
14 固定翼
16 タービンケーシング
18 ホイール
20 ディスク
22 環状フランジ
24 放射ブレード
26 駆動コーン
28 リング
30 内壁
32 外壁
34 上流の半径方向外側環状リム
36 下流の半径方向外側環状リム
38 軸方向環状固定タブ
40 軸方向環状溝
42 流路
44 給送エンクロージャ
46、54 矢印
52 エンクロージャ
56 環状フック
58 円筒レール
60 環状係止部材
62、94 環状空間
64 下流面
66 環状シート
68、70 ダクト
72 環状通路
80、80’ 環状封止シート
82 リベット
84、86 オリフィス
88 環状溝
90 軸方向孔
92 軸方向溝
Claims (8)
- タービンケーシングによって支持されたセクタリング内に取り付けられたロータホイールと、ホイールから上流に位置して固定翼の環状列から構成されたノズルとを備え、ノズルが、その下流端部において、タービンケーシングに固定する固定手段を有する外側環状リムと、ノズルの外側リムとリングとの間で半径方向にガスが通過するのを制限するようにノズルの外側リムとリングの上流端部との間に設けられた封止手段とを含む、ターボ機械のタービン段であって、封止手段が、ノズルの外側リムとリングの上流端部との間に略半径方向に延在する環状シートを備え、環状シートが、その内周及び外周において、ノズルの外側リムの下流面を軸方向に支持する手段と、ノズルの外側リムから軸方向に離隔されてリングの上流端部を軸方向に支持する前記シートの中間環状部とを備え、シートが、リングの上流端部によって軸方向に弾性的に予め圧力が加えられていることを特徴とする、タービン段。
- シートが、ノズルの外側リムに固定されていることを特徴とする、請求項1に記載のタービン段。
- シートが、その内周を介して、ノズルの外側リムの半径方向内側端部に固定されていることを特徴とする、請求項1に記載のタービン段。
- シートが、略平面であり、組み立て位置において、ノズルの外側リムの下流面に対して押圧されており、外側リムの下流面内の環状溝を被覆していることを特徴とする、請求項1に記載のタービン段。
- シートが、開口部が上流を向いているU形状又はV形状の断面の環状部を備え、前記環状部が、リングの上流端部を軸方向に支持しており、ノズルの外側リムの下流面と協働して環状空間を画定することを特徴とする、請求項1に記載のタービン段。
- 封止シートが、シートセクタから構成されており、各セクタが、ノズルセクタに固定されていることを特徴とする、請求項1に記載のタービン段。
- シートが、金属から作られていることを特徴とする、請求項1に記載のタービン段。
- 請求項1に記載のタービン段を少なくとも1つ含むことを特徴とする、航空機ターボジェット又はターボプロップなどのターボ機械。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0707942 | 2007-11-13 | ||
FR0707942A FR2923525B1 (fr) | 2007-11-13 | 2007-11-13 | Etancheite d'un anneau de rotor dans un etage de turbine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009121461A JP2009121461A (ja) | 2009-06-04 |
JP5210804B2 true JP5210804B2 (ja) | 2013-06-12 |
Family
ID=39535452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008284151A Active JP5210804B2 (ja) | 2007-11-13 | 2008-11-05 | タービン段内のロータリングの封止 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8100644B2 (ja) |
EP (1) | EP2060743B1 (ja) |
JP (1) | JP5210804B2 (ja) |
CN (1) | CN101435346B (ja) |
CA (1) | CA2644309C (ja) |
DE (1) | DE602008004061D1 (ja) |
ES (1) | ES2356701T3 (ja) |
FR (1) | FR2923525B1 (ja) |
RU (1) | RU2476710C2 (ja) |
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EP2184445A1 (de) * | 2008-11-05 | 2010-05-12 | Siemens Aktiengesellschaft | Axial segmentierter Leitschaufelträger für einen Gasturbine |
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FR2949810B1 (fr) * | 2009-09-04 | 2013-06-28 | Turbomeca | Dispositif de support d'un anneau de turbine, turbine avec un tel dispositif et turbomoteur avec une telle turbine |
FR2954401B1 (fr) * | 2009-12-23 | 2012-03-23 | Turbomeca | Procede de refroidissement de stators de turbines et systeme de refroidissement pour sa mise en oeuvre |
DE102010005153A1 (de) | 2010-01-21 | 2011-07-28 | MTU Aero Engines GmbH, 80995 | Gehäusesystem für eine Axialströmungsmaschine |
US20120128472A1 (en) * | 2010-11-23 | 2012-05-24 | General Electric Company | Turbomachine nozzle segment having an integrated diaphragm |
US20130004306A1 (en) * | 2011-06-30 | 2013-01-03 | General Electric Company | Chordal mounting arrangement for low-ductility turbine shroud |
ES2731206T3 (es) * | 2012-03-12 | 2019-11-14 | MTU Aero Engines AG | Turbina de gas, álabe director para la carcasa de una turbina de gas, así como procedimiento para la fabricación de un álabe director |
US8961108B2 (en) * | 2012-04-04 | 2015-02-24 | United Technologies Corporation | Cooling system for a turbine vane |
US9771818B2 (en) * | 2012-12-29 | 2017-09-26 | United Technologies Corporation | Seals for a circumferential stop ring in a turbine exhaust case |
WO2014165182A1 (en) * | 2013-03-13 | 2014-10-09 | United Technologies Corporation | Assembly for sealing a gap between components of a turbine engine |
EP2846001B1 (de) | 2013-09-06 | 2023-01-11 | MTU Aero Engines AG | Montage- und Demontageverfahren eines Gasturbinenrotors und zugehörige Werkzeug |
EP2863020A1 (de) * | 2013-10-16 | 2015-04-22 | Siemens Aktiengesellschaft | Turbinenschaufel, Ringsegment, zugehörige Turbinenschaufelanordnung, Stator, Rotor, Turbine und Kraftwerksanlage |
RU2534671C1 (ru) * | 2013-11-25 | 2014-12-10 | Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) | Статор турбины |
US10400627B2 (en) * | 2015-03-31 | 2019-09-03 | General Electric Company | System for cooling a turbine engine |
FR3041993B1 (fr) * | 2015-10-05 | 2019-06-21 | Safran Aircraft Engines | Ensemble d'anneau de turbine avec maintien axial |
ES2861200T3 (es) * | 2015-12-15 | 2021-10-06 | MTU Aero Engines AG | Conexión de componentes de turbomaquinaria |
CN105386797B (zh) * | 2015-12-29 | 2017-06-16 | 中国航空工业集团公司沈阳发动机设计研究所 | 一种涡轮静子结构 |
DE102016115610A1 (de) | 2016-08-23 | 2018-03-01 | Rolls-Royce Deutschland Ltd & Co Kg | Gasturbine und Verfahren zum Aufhängen eines Turbinen-Leitschaufelsegments einer Gasturbine |
US10648362B2 (en) | 2017-02-24 | 2020-05-12 | General Electric Company | Spline for a turbine engine |
US10655495B2 (en) | 2017-02-24 | 2020-05-19 | General Electric Company | Spline for a turbine engine |
FR3066225B1 (fr) * | 2017-05-12 | 2019-05-10 | Safran Aircraft Engines | Turbine pour turbomachine |
US10895167B2 (en) * | 2017-05-30 | 2021-01-19 | Raytheon Technologies Corporation | Metering hole geometry for cooling holes in gas turbine engine |
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CN108487940B (zh) * | 2018-04-04 | 2024-04-02 | 西安交通大学 | 一种盘式透平的喷嘴结构 |
FR3080145B1 (fr) * | 2018-04-17 | 2020-05-01 | Safran Aircraft Engines | Distributeur en cmc avec reprise d'effort par une pince etanche |
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-
2007
- 2007-11-13 FR FR0707942A patent/FR2923525B1/fr not_active Expired - Fee Related
-
2008
- 2008-09-03 EP EP08163591A patent/EP2060743B1/fr active Active
- 2008-09-03 DE DE602008004061T patent/DE602008004061D1/de active Active
- 2008-09-03 ES ES08163591T patent/ES2356701T3/es active Active
- 2008-09-16 US US12/211,482 patent/US8100644B2/en active Active
- 2008-11-05 JP JP2008284151A patent/JP5210804B2/ja active Active
- 2008-11-10 CA CA2644309A patent/CA2644309C/fr active Active
- 2008-11-12 RU RU2008144750/06A patent/RU2476710C2/ru active
- 2008-11-13 CN CN2008101764708A patent/CN101435346B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN101435346A (zh) | 2009-05-20 |
RU2008144750A (ru) | 2010-05-20 |
CN101435346B (zh) | 2013-01-23 |
FR2923525B1 (fr) | 2009-12-18 |
EP2060743A1 (fr) | 2009-05-20 |
US8100644B2 (en) | 2012-01-24 |
EP2060743B1 (fr) | 2010-12-22 |
CA2644309C (fr) | 2015-12-29 |
FR2923525A1 (fr) | 2009-05-15 |
DE602008004061D1 (de) | 2011-02-03 |
ES2356701T3 (es) | 2011-04-12 |
US20090129917A1 (en) | 2009-05-21 |
JP2009121461A (ja) | 2009-06-04 |
RU2476710C2 (ru) | 2013-02-27 |
CA2644309A1 (fr) | 2009-05-13 |
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