JP2005090507A - 二方向に作用するストリップ・タイプ・シールを用いるジェット・エンジンのキャビン空気抽気(エアブリード)キャビティのためのシール - Google Patents
二方向に作用するストリップ・タイプ・シールを用いるジェット・エンジンのキャビン空気抽気(エアブリード)キャビティのためのシール Download PDFInfo
- Publication number
- JP2005090507A JP2005090507A JP2004261962A JP2004261962A JP2005090507A JP 2005090507 A JP2005090507 A JP 2005090507A JP 2004261962 A JP2004261962 A JP 2004261962A JP 2004261962 A JP2004261962 A JP 2004261962A JP 2005090507 A JP2005090507 A JP 2005090507A
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- JP
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- Prior art keywords
- seal
- upstream
- annular structure
- flange
- groove
- 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
Links
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 55
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000002485 combustion reaction Methods 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
- F02K1/80—Couplings or connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/28—Arrangement of seals
-
- 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
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
- F16J15/0887—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing the sealing effect being obtained by elastic deformation of the packing
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Gasket Seals (AREA)
Abstract
【解決手段】第1シール50がディフューザ格子の外部ケーシング12の上流部分12a周りに設けられた第1溝32にはめ込まれ、この第1シールのストリップは環状構造体7と一体の第1突起部71の下流端に支承されている。第2シール60は上記環状構造体7の下に設けられた第2溝73にはめ込まれ、この第2シールのストリップは上記環状構造体と一体の第2突起部72の下流端と、ディフューザの外部ケーシングの上流部12aに形成される第3突起部76の端部に支承されている。
【選択図】 図6
Description
6 外部シェル
7 環状構造体
7a 部分
10 ディフューザ格子
12 外部ケーシング
12a 上流側部分
13 ストラット
14 外部ケーシング・シェル
15、16 フランジ
20 キャビティ
22 空気抽気穴
23 出口孔
30 ストリップ
31 カウンタシール
32 溝
33a 上流側フランジ
33b 下流側フランジ
34 リベット
35 スプリング
50 第1シール
60 第2シール
70 第3フランジ
71 第1突起部
72 第2突起部
73 チャネル
74 突出部
75 第2スプリング
76 第3突起部
Claims (4)
- (主流の循環方向により定義される)上流から下流にかけて、高圧コンプレッサ(1)、ディフューザ格子(10)および燃焼室を備えるジェット・エンジンであって、前記高圧コンプレッサが、前記主流のダクトを径方向に境界を画定し、かつ径方向外側に延びる環状構造体(7)に連結された外部シェル(6)を備え、前記ディフューザ格子が、前記外部コンプレッサ・シェル(6)の軸方向の延長部分に、上流で前記燃焼室の端部の境界を画定する後方に向いた円錐形のストラット(13)に連結された外部ケーシング(12)を備え、前記ストラット自体は、上流方向に延び、かつ固定手段により前記環状構造体(7)に固定される外部ケーシング・シェル(14)に連結され、前記ストラット、前記外部ケーシング・シェルおよび前記環状構造体が前記ディフューザ格子(10)周りにキャビティ(20)を画定し、空気抽気穴(22)は、燃焼室の端部を前記キャビティ(20)と連通させるために前記ストラット(13)に形成され、前記外部ケーシング・シェルが空気抽気出口孔(23)を備え、シール手段が、前記キャビティ(20)を主流のダクトから分離するために前記環状構造体(7)と前記外部ディフューザ格子ケーシング(12)との間に設けられており、
シール手段が、スプリングが作用するカウンタシールを裏打ちしたストリップで形成される分割タイプの第1シール(50)および第2シール(60)を備え、前記第1シール(50)は、ディフューザ格子の外部ケーシング(12)の上流側部分(12a)の周りに形成される第1溝(32)にはめ込まれ、この第1シールのストリップは、第1スプリング(35)の作用により、環状構造体(7)と一体の第1突起部(71)の下流側端部に支承され、前記第2シール(60)は、前記環状構造体(7)の下に設けられた第2溝(73)にはめ込まれ、この第2シールのストリップは、第2スプリング(75)の作用により、前記環状構造体と一体の第2突起部(72)の上流側端部および外部ケーシングの前記上流側部分(12a)と一体の第3突起部(76)の上流端部に支承される、ジェット・エンジン。 - 第1溝(32)が上流側フランジ(33a)と下流側フランジ(33b)とにより境界を画定され、第1シールおよび第1スプリングが前記フランジに固定されるリベット(34)により保持され、第3突起部(76)が前記上流側フランジ(33a)の上流側面に形成されている、請求項1に記載のジェット・エンジン。
- 環状構造体(7)は後方に向いた径方向内側部分(7a)を備え、第2溝(73)が前記部分(7a)および上流側フランジ(33a)の上方に位置する第3フランジ(70)により境界を画定され、第1突起部(71)が前記第3フランジ(70)の径方向内側端部から下流方向に突き出し、この端部はさらに、上流方向に延び、かつその上に第2シール(60)が支承される第2突起部(72)を有する、請求項2に記載のジェット・エンジン。
- 第2スプリング(75)が、第2溝(73)内の第2シール(60)のストリップおよびカウンタシールのピンによる固定とは別に、前記環状構造体(7)に形成された突出部(74)に固定されている、請求項3に記載のジェット・エンジン。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0311020A FR2860039B1 (fr) | 2003-09-19 | 2003-09-19 | Realisation de l'etancheite dans un turboreacteur pour le prelevement cabine par joints double sens a lamelles |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005090507A true JP2005090507A (ja) | 2005-04-07 |
JP4047843B2 JP4047843B2 (ja) | 2008-02-13 |
Family
ID=34178923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004261962A Expired - Lifetime JP4047843B2 (ja) | 2003-09-19 | 2004-09-09 | 二方向に作用するストリップ・タイプ・シールを用いるジェット・エンジンのキャビン空気抽気(エアブリード)キャビティのためのシール |
Country Status (9)
Country | Link |
---|---|
US (1) | US7040098B2 (ja) |
EP (1) | EP1517005B1 (ja) |
JP (1) | JP4047843B2 (ja) |
KR (1) | KR101146402B1 (ja) |
CN (1) | CN100427736C (ja) |
DE (1) | DE602004004023T2 (ja) |
FR (1) | FR2860039B1 (ja) |
RU (1) | RU2345233C2 (ja) |
UA (1) | UA84267C2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101560730B1 (ko) * | 2014-05-28 | 2015-10-19 | 한국전력공사 | 가스터빈 디퓨져의 밀봉장치 |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2860041B1 (fr) * | 2003-09-22 | 2005-11-25 | Snecma Moteurs | Realisation de l'etancheite dans un turboreacteur pour le prelevement cabine par tube a double rotule |
KR101065846B1 (ko) | 2005-11-17 | 2011-09-19 | 한국전자통신연구원 | Ofdma에서의 패킷 데이터 전송 방법 및 장치 |
US7775048B2 (en) * | 2006-06-30 | 2010-08-17 | General Electric Company | Seal assembly |
US7793507B2 (en) * | 2006-09-07 | 2010-09-14 | General Electric Company | Expansion joint for gas turbines |
FR2913051B1 (fr) | 2007-02-28 | 2011-06-10 | Snecma | Etage de turbine dans une turbomachine |
US7744092B2 (en) * | 2007-04-30 | 2010-06-29 | General Electric Company | Methods and apparatus to facilitate sealing in rotary machines |
US7900461B2 (en) * | 2007-05-31 | 2011-03-08 | Rolls-Royce Corporation | Combustor liner support and seal assembly |
US7909300B2 (en) * | 2007-10-18 | 2011-03-22 | General Electric Company | Combustor bracket assembly |
US8534076B2 (en) * | 2009-06-09 | 2013-09-17 | Honeywell Internationl Inc. | Combustor-turbine seal interface for gas turbine engine |
US8388307B2 (en) * | 2009-07-21 | 2013-03-05 | Honeywell International Inc. | Turbine nozzle assembly including radially-compliant spring member for gas turbine engine |
CA2828313C (en) | 2011-02-28 | 2015-01-27 | Alstom Technology Ltd. | Turbine comprising a sealing device between the stator blade carrier and the housing |
GB201105103D0 (en) * | 2011-03-28 | 2011-05-11 | Rolls Royce Plc | Securing system |
US8888445B2 (en) * | 2011-08-19 | 2014-11-18 | General Electric Company | Turbomachine seal assembly |
US9200565B2 (en) * | 2011-12-05 | 2015-12-01 | Siemens Energy, Inc. | Full hoop casing for midframe of industrial gas turbine engine |
FR2989426B1 (fr) * | 2012-04-11 | 2014-03-28 | Snecma | Turbomachine, telle qu'un turboreacteur ou un turbopropulseur d'avion |
RU2525384C2 (ru) * | 2012-11-07 | 2014-08-10 | Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) | Статор компрессора газотурбинного двигателя |
EP2971677B1 (en) * | 2013-03-14 | 2021-04-28 | Raytheon Technologies Corporation | Triple flange arrangement for a gas turbine engine |
US9850771B2 (en) * | 2014-02-07 | 2017-12-26 | United Technologies Corporation | Gas turbine engine sealing arrangement |
US9816387B2 (en) | 2014-09-09 | 2017-11-14 | United Technologies Corporation | Attachment faces for clamped turbine stator of a gas turbine engine |
US10301957B2 (en) * | 2014-12-17 | 2019-05-28 | United Technologies Corporation | Pinned seal |
ES2684387T3 (es) | 2015-05-08 | 2018-10-02 | MTU Aero Engines AG | Turbomáquina con un dispositivo de obturación |
EP3181827B1 (de) * | 2015-12-15 | 2021-03-03 | MTU Aero Engines GmbH | Turbomaschinen-bauteilverbindung |
US11174786B2 (en) | 2016-11-15 | 2021-11-16 | General Electric Company | Monolithic superstructure for load path optimization |
US10830103B2 (en) * | 2017-07-05 | 2020-11-10 | General Electric Company | Expansion joint and methods of assembling the same |
FR3095830B1 (fr) * | 2019-05-10 | 2021-05-07 | Safran Aircraft Engines | Module de turbomachine equipe d’un dispositif de maintien de lamelles d’etancheite |
CN110374698B (zh) * | 2019-07-15 | 2022-02-22 | 中国航发沈阳发动机研究所 | 一种承力环组件及具有其的双层机匣结构 |
US11448078B2 (en) * | 2020-04-23 | 2022-09-20 | Raytheon Technologies Corporation | Spring loaded airfoil vane |
CN118088491B (zh) * | 2024-04-29 | 2024-08-02 | 中国航发四川燃气涡轮研究院 | 一种实现压气机径向间隙均匀的机匣结构 |
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FR2859762B1 (fr) * | 2003-09-11 | 2006-01-06 | Snecma Moteurs | Realisation de l'etancheite pour le prelevement cabine par un joint segment |
FR2860040B1 (fr) * | 2003-09-19 | 2006-02-10 | Snecma Moteurs | Realisation de l'etancheite dans un turboreacteur pour le prelevement cabine par un joint a brosse |
FR2860041B1 (fr) | 2003-09-22 | 2005-11-25 | Snecma Moteurs | Realisation de l'etancheite dans un turboreacteur pour le prelevement cabine par tube a double rotule |
-
2003
- 2003-09-19 FR FR0311020A patent/FR2860039B1/fr not_active Expired - Fee Related
-
2004
- 2004-08-30 US US10/928,279 patent/US7040098B2/en not_active Expired - Lifetime
- 2004-09-07 KR KR1020040071426A patent/KR101146402B1/ko active IP Right Grant
- 2004-09-09 JP JP2004261962A patent/JP4047843B2/ja not_active Expired - Lifetime
- 2004-09-15 CN CNB2004100791964A patent/CN100427736C/zh not_active Expired - Lifetime
- 2004-09-17 EP EP04292228A patent/EP1517005B1/fr not_active Expired - Lifetime
- 2004-09-17 DE DE602004004023T patent/DE602004004023T2/de not_active Expired - Lifetime
- 2004-09-17 UA UA20040907579A patent/UA84267C2/uk unknown
- 2004-09-17 RU RU2004127898/06A patent/RU2345233C2/ru active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101560730B1 (ko) * | 2014-05-28 | 2015-10-19 | 한국전력공사 | 가스터빈 디퓨져의 밀봉장치 |
Also Published As
Publication number | Publication date |
---|---|
RU2004127898A (ru) | 2006-02-27 |
US20050061005A1 (en) | 2005-03-24 |
KR20050028783A (ko) | 2005-03-23 |
CN1598271A (zh) | 2005-03-23 |
DE602004004023T2 (de) | 2007-11-15 |
UA84267C2 (uk) | 2008-10-10 |
RU2345233C2 (ru) | 2009-01-27 |
FR2860039B1 (fr) | 2005-11-25 |
EP1517005A1 (fr) | 2005-03-23 |
KR101146402B1 (ko) | 2012-05-17 |
CN100427736C (zh) | 2008-10-22 |
FR2860039A1 (fr) | 2005-03-25 |
EP1517005B1 (fr) | 2007-01-03 |
DE602004004023D1 (de) | 2007-02-15 |
US7040098B2 (en) | 2006-05-09 |
JP4047843B2 (ja) | 2008-02-13 |
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