JP5175081B2 - 燃焼室の端壁のためのデフレクタ、デフレクタを有する燃焼室、およびそれらを備えるタービンエンジン - Google Patents
燃焼室の端壁のためのデフレクタ、デフレクタを有する燃焼室、およびそれらを備えるタービンエンジン Download PDFInfo
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- JP5175081B2 JP5175081B2 JP2007314530A JP2007314530A JP5175081B2 JP 5175081 B2 JP5175081 B2 JP 5175081B2 JP 2007314530 A JP2007314530 A JP 2007314530A JP 2007314530 A JP2007314530 A JP 2007314530A JP 5175081 B2 JP5175081 B2 JP 5175081B2
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- Prior art keywords
- combustion chamber
- deflector
- end wall
- central region
- conical
- 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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- 238000002485 combustion reaction Methods 0.000 title claims description 111
- 238000002347 injection Methods 0.000 claims description 29
- 239000007924 injection Substances 0.000 claims description 29
- 238000011144 upstream manufacturing Methods 0.000 claims description 19
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000005219 brazing Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 description 16
- 238000009792 diffusion process Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 4
- 239000011324 bead Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/002—Wall structures
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
10、110 燃焼室
12、112 外壁
14、114 内壁
16、116 端壁
18 噴射システム
20、120 インジェクタ
22 デフレクタ
24 冷却開口
30、130 拡散室
32、132 外部ケーシング
34、134 内部ケーシング
36、136 拡散ダクト
40 噴射穴
43 溶接ビード
50 第1のリング
52 第2のリング
60 矢印
62 凹面
64 凸面
72、74、76、78 側面
80 リップ
82、84、86、88 角度位置決め手段
90 中央領域
92 周辺領域
94 接続領域
96、98、402 縁部
100、200 軸
122 熱保護シールド
124 冷却開口
126 フェアリング
206 噴射ボウル
208 フランジ
210 取付けリム
220 カラー
222 チャネル
226 外側肩部
300 円錐軸
Claims (9)
- 同軸で円錐台であり、かつ下流側から上流側に外側に広がることにより傾斜する外壁および内壁と、
燃焼室の上流端において外壁および内壁を接続する、燃焼室の端壁と、
中央噴射穴を備えたプレートの形態を取る、前記端壁に設置された少なくとも1つのデフレクタと
を有するコンバージェント燃焼室であって、
前記デフレクタが、円錐軸を中心とする回転円錐面の一部分であって、凹面および凸面を有し、さらに、前記デフレクタが、4つの側面を有する輪郭を有し、4つの側面のうちの2つの第1の側面は、前記円錐軸に中心合わせされた同心の円弧であり、4つの側面のうちの2つの第2の側面は、前記第1の側面を接続する前記円錐の母線の一部であり、
前記デフレクタが、前記穴を取り囲む中央領域と、前記中央領域を取り囲む周辺領域とを備え、前記中央領域が、前記凹面と同一側に平面を有し、
前記中央領域が、2つの縁部により境界付けられる平面部分であり、2つの縁部が、前記第2の側面と平行である前記円錐の母線の一部である、燃焼室。 - 前記中央領域が、円形である。請求項1に記載の燃焼室。
- 前記周辺領域と前記中央領域との間に接続領域を有する、請求項2に記載の燃焼室。
- デフレクタを形成するプレートの前記第1の側面が、デフレクタの凹面と同一側に延びるリップをそれぞれ備える、請求項1から3のいずれか一項に記載の燃焼室。
- 前記デフレクタが、燃焼室の端壁に蝋付けすることにより固定される、請求項1に記載の燃焼室。
- 角度位置決め手段をさらに備える、請求項1から5のいずれか一項に記載の燃焼室。
- 前記角度位置決め手段が、ロッキングキーを受け入れることが意図される第1のロッキングキー溝を備える、請求項6に記載の燃焼室。
- 前記角度位置決め手段が、ストップフィンガーと協働することが意図される第2のロッキングキー溝を備える、請求項6または7に記載の燃焼室。
- 請求項1から8のいずれか一項に記載の燃焼室を備える、タービンエンジン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0655657A FR2910115B1 (fr) | 2006-12-19 | 2006-12-19 | Deflecteur pour fond de chambre de combustion, chambre de combustion en etant equipee et turboreacteur les comportant |
FR0655657 | 2006-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008151498A JP2008151498A (ja) | 2008-07-03 |
JP5175081B2 true JP5175081B2 (ja) | 2013-04-03 |
Family
ID=38426480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007314530A Active JP5175081B2 (ja) | 2006-12-19 | 2007-12-05 | 燃焼室の端壁のためのデフレクタ、デフレクタを有する燃焼室、およびそれらを備えるタービンエンジン |
Country Status (6)
Country | Link |
---|---|
US (1) | US8037691B2 (ja) |
EP (1) | EP1939528B1 (ja) |
JP (1) | JP5175081B2 (ja) |
CA (1) | CA2615029C (ja) |
FR (1) | FR2910115B1 (ja) |
RU (1) | RU2433347C2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2920032B1 (fr) * | 2007-08-13 | 2014-08-22 | Snecma | Diffuseur d'une turbomachine |
FR2927951B1 (fr) * | 2008-02-27 | 2011-08-19 | Snecma | Ensemble diffuseur-redresseur pour une turbomachine |
EP2693927B1 (en) | 2011-04-07 | 2019-03-27 | Excel Dryer, Inc. | Sanitizing hand dryer |
US9421291B2 (en) | 2011-05-12 | 2016-08-23 | Fifth Third Bank | Hand dryer with sanitizing ionization assembly |
US8839627B2 (en) * | 2012-01-31 | 2014-09-23 | United Technologies Corporation | Annular combustor |
FR2998038B1 (fr) * | 2012-11-09 | 2017-12-08 | Snecma | Chambre de combustion pour une turbomachine |
US9284963B2 (en) | 2013-01-28 | 2016-03-15 | American Dryer, Inc. | Blower assembly for hand dryer, with helmholtz motor mount |
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DE3564024D1 (en) * | 1984-02-29 | 1988-09-01 | Lucas Ind Plc | Combustion equipment |
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GB9018014D0 (en) * | 1990-08-16 | 1990-10-03 | Rolls Royce Plc | Gas turbine engine combustor |
FR2673454B1 (fr) * | 1991-02-28 | 1995-01-13 | Snecma | Chambre de combustion comportant une paroi de fond comprenant une pluralite de troncs de cones partiels. |
CA2070518C (en) * | 1991-07-01 | 2001-10-02 | Adrian Mark Ablett | Combustor dome assembly |
US5154060A (en) * | 1991-08-12 | 1992-10-13 | General Electric Company | Stiffened double dome combustor |
US5419115A (en) * | 1994-04-29 | 1995-05-30 | United Technologies Corporation | Bulkhead and fuel nozzle guide assembly for an annular combustion chamber |
DE4427222A1 (de) * | 1994-08-01 | 1996-02-08 | Bmw Rolls Royce Gmbh | Hitzeschild für eine Gasturbinen-Brennkammer |
US5682747A (en) * | 1996-04-10 | 1997-11-04 | General Electric Company | Gas turbine combustor heat shield of casted super alloy |
US6260359B1 (en) * | 1999-11-01 | 2001-07-17 | General Electric Company | Offset dilution combustor liner |
US6973419B1 (en) * | 2000-03-02 | 2005-12-06 | United Technologies Corporation | Method and system for designing an impingement film floatwall panel system |
US6557349B1 (en) * | 2000-04-17 | 2003-05-06 | General Electric Company | Method and apparatus for increasing heat transfer from combustors |
US6530227B1 (en) * | 2001-04-27 | 2003-03-11 | General Electric Co. | Methods and apparatus for cooling gas turbine engine combustors |
US6952927B2 (en) * | 2003-05-29 | 2005-10-11 | General Electric Company | Multiport dome baffle |
US7121095B2 (en) * | 2003-08-11 | 2006-10-17 | General Electric Company | Combustor dome assembly of a gas turbine engine having improved deflector plates |
US7062920B2 (en) * | 2003-08-11 | 2006-06-20 | General Electric Company | Combustor dome assembly of a gas turbine engine having a free floating swirler |
US7310952B2 (en) * | 2003-10-17 | 2007-12-25 | General Electric Company | Methods and apparatus for attaching swirlers to gas turbine engine combustors |
US6983599B2 (en) * | 2004-02-12 | 2006-01-10 | General Electric Company | Combustor member and method for making a combustor assembly |
US20050227106A1 (en) * | 2004-04-08 | 2005-10-13 | Schlichting Kevin W | Single crystal combustor panels having controlled crystallographic orientation |
US7628019B2 (en) * | 2005-03-21 | 2009-12-08 | United Technologies Corporation | Fuel injector bearing plate assembly and swirler assembly |
US7673460B2 (en) * | 2005-06-07 | 2010-03-09 | Snecma | System of attaching an injection system to a turbojet combustion chamber base |
FR2897145B1 (fr) * | 2006-02-08 | 2013-01-18 | Snecma | Chambre de combustion annulaire de turbomachine a fixations alternees. |
FR2897107B1 (fr) * | 2006-02-09 | 2013-01-18 | Snecma | Paroi transversale de chambre de combustion munie de trous de multiperforation |
FR2897417A1 (fr) * | 2006-02-10 | 2007-08-17 | Snecma Sa | Chambre de combustion annulaire d'une turbomachine |
FR2897922B1 (fr) * | 2006-02-27 | 2008-10-10 | Snecma Sa | Agencement pour une chambre de combustion de turboreacteur |
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FR2918443B1 (fr) * | 2007-07-04 | 2009-10-30 | Snecma Sa | Chambre de combustion comportant des deflecteurs de protection thermique de fond de chambre et moteur a turbine a gaz en etant equipe |
-
2006
- 2006-12-19 FR FR0655657A patent/FR2910115B1/fr active Active
-
2007
- 2007-12-05 JP JP2007314530A patent/JP5175081B2/ja active Active
- 2007-12-05 US US11/950,880 patent/US8037691B2/en active Active
- 2007-12-07 EP EP07122639.3A patent/EP1939528B1/fr active Active
- 2007-12-14 CA CA2615029A patent/CA2615029C/fr active Active
- 2007-12-18 RU RU2007147326/06A patent/RU2433347C2/ru active IP Right Revival
Also Published As
Publication number | Publication date |
---|---|
EP1939528B1 (fr) | 2016-06-22 |
CA2615029A1 (fr) | 2008-06-19 |
CA2615029C (fr) | 2014-12-02 |
EP1939528A1 (fr) | 2008-07-02 |
US8037691B2 (en) | 2011-10-18 |
JP2008151498A (ja) | 2008-07-03 |
US20080141674A1 (en) | 2008-06-19 |
FR2910115B1 (fr) | 2012-11-16 |
RU2007147326A (ru) | 2009-06-27 |
FR2910115A1 (fr) | 2008-06-20 |
RU2433347C2 (ru) | 2011-11-10 |
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