JP2007271257A - 空気と燃料の混合物を噴射する装置、両方ともそのような装置を装備した燃焼チャンバおよびターボ機械 - Google Patents
空気と燃料の混合物を噴射する装置、両方ともそのような装置を装備した燃焼チャンバおよびターボ機械 Download PDFInfo
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- JP2007271257A JP2007271257A JP2007086702A JP2007086702A JP2007271257A JP 2007271257 A JP2007271257 A JP 2007271257A JP 2007086702 A JP2007086702 A JP 2007086702A JP 2007086702 A JP2007086702 A JP 2007086702A JP 2007271257 A JP2007271257 A JP 2007271257A
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- wall
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 24
- 239000000446 fuel Substances 0.000 title claims abstract description 19
- 239000000203 mixture Substances 0.000 title claims abstract description 8
- 238000010926 purge Methods 0.000 claims abstract description 44
- 238000002347 injection Methods 0.000 claims abstract description 20
- 239000007924 injection Substances 0.000 claims abstract description 20
- 238000011144 upstream manufacturing Methods 0.000 claims description 34
- 235000020637 scallop Nutrition 0.000 claims description 8
- 241000237509 Patinopecten sp. Species 0.000 claims description 6
- 239000000243 solution Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000237503 Pectinidae Species 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
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- 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
- F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
- F23R3/60—Support structures; Attaching or mounting means
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- 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
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/04—Air inlet arrangements
- F23R3/10—Air inlet arrangements for primary air
- F23R3/12—Air inlet arrangements for primary air inducing a vortex
- F23R3/14—Air inlet arrangements for primary air inducing a vortex by using swirl vanes
-
- 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
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
- Nozzles (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
【解決手段】本発明は空気と燃料の混合物をターボ機械の燃焼チャンバ中に噴射するための装置に関し、空気の供給が改善される。さらに詳細には、本発明は新しい種類の滑りブッシュに関する。
【選択図】図4
Description
同じ流量で、異なる空気力学的固定値を得ることが可能であり、したがって、燃料の噴霧の形成に影響を与えることができる。特に、この要因は、パージ流の浸透およびパージからの空気流と渦発生器からの空気流間の相互作用レベルに影響を与える。それは、液滴のサイズと噴霧中のそれらの分布および噴射器を離れる燃料の初期円錐角度を制御する働きの一部を行う。
4 チャンバ下流端部壁
10 噴射装置
20 滑りブッシュ
21 上流壁
22 パージ孔
23 フランジ
24 円筒状壁
25 オリフィス
26 入口直径
27 出口直径
28 スカロップ
40 放射状渦発生器
100 ターボ機械
200 低圧圧縮機
300 高圧圧縮機
500 低圧タービン
600 高圧タービン
900、1000 シャフト
Claims (11)
- 空気と燃料の混合物をターボ機械の燃焼チャンバに噴射するための装置であって、噴射装置は軸の周りに回転対称性を有し、ガスが流れる方向に上流から下流へ配置された、皿によって放射状渦発生器に接続された回転軸Yの滑りブッシュと、放射状渦発生器から軸状に間隔を置く空気力学的ボウルとを含み、滑りブッシュは軸Xの円筒状壁に続く収斂円錐状上流壁と、円筒状壁の下流端部で放射状に展延する下流フランジとを含み、下流のフランジにはパージ孔としても知られている加圧された空気供給孔が設けられ、滑りブッシュの収斂上流壁には、少なくとも1列の周縁に間隔を置く追加の加圧された空気供給オリフィスが設けられる、噴射装置。
- 追加の供給オリフィスがパージ孔の総通路断面以上の総通路断面を有する、請求項1に記載の噴射装置。
- 追加の供給オリフィスが円形形状の準線を備える円筒形状である、請求項1および2の一項に記載の噴射装置。
- 追加の供給オリフィスが長円形状の準線を備える円筒形状である、請求項1および2の一項に記載の噴射装置。
- 追加の供給オリフィスが四辺形形状の準線を備える円筒形状である、請求項1および2の一項に記載の噴射装置。
- 追加の供給オリフィスが滑りブッシュの軸に平行な軸を有する、請求項1から5の一項に記載の噴射装置。
- 追加の供給オリフィスが収斂円錐上流壁に直交する軸を有する、請求項1から5の一項に記載の噴射装置。
- 追加の供給オリフィスが収斂上流壁の上流端部に配置され、開放側を有し、スカロップを形成する、請求項1および2のいずれか一項に記載の噴射装置。
- パージ孔が入口と出口で異なる直径を有し、入口直径が出口直径よりも大きい、請求項1から8のいずれか一項に記載の噴射装置。
- 内部壁と、外部壁と、チャンバ端部壁とを含み、請求項1から9のいずれか一項に記載の噴射装置を少なくとも1個設けられた、燃焼チャンバ。
- 請求項10に記載の燃焼チャンバを設けられた、ターボ機械。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0602750 | 2006-03-30 | ||
FR0602750A FR2899314B1 (fr) | 2006-03-30 | 2006-03-30 | Dispositif d'injection d'un melange d'air et de carburant, chambre de combustion et turbomachine munies d'un tel dispositif |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007271257A true JP2007271257A (ja) | 2007-10-18 |
JP5057821B2 JP5057821B2 (ja) | 2012-10-24 |
Family
ID=37501971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007086702A Active JP5057821B2 (ja) | 2006-03-30 | 2007-03-29 | 空気と燃料の混合物を噴射する装置、両方ともそのような装置を装備した燃焼チャンバおよびターボ機械 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7721545B2 (ja) |
EP (1) | EP1840467B1 (ja) |
JP (1) | JP5057821B2 (ja) |
CN (1) | CN101046298B (ja) |
CA (1) | CA2582629C (ja) |
FR (1) | FR2899314B1 (ja) |
RU (1) | RU2430307C2 (ja) |
Families Citing this family (26)
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DE102005062079A1 (de) * | 2005-12-22 | 2007-07-12 | Rolls-Royce Deutschland Ltd & Co Kg | Magervormischbrenner mit einer Zerstäuberlippe |
US8146365B2 (en) * | 2007-06-14 | 2012-04-03 | Pratt & Whitney Canada Corp. | Fuel nozzle providing shaped fuel spray |
US8806871B2 (en) * | 2008-04-11 | 2014-08-19 | General Electric Company | Fuel nozzle |
US9121609B2 (en) | 2008-10-14 | 2015-09-01 | General Electric Company | Method and apparatus for introducing diluent flow into a combustor |
US8567199B2 (en) * | 2008-10-14 | 2013-10-29 | General Electric Company | Method and apparatus of introducing diluent flow into a combustor |
US20100089020A1 (en) * | 2008-10-14 | 2010-04-15 | General Electric Company | Metering of diluent flow in combustor |
US20100089022A1 (en) * | 2008-10-14 | 2010-04-15 | General Electric Company | Method and apparatus of fuel nozzle diluent introduction |
FR2941288B1 (fr) * | 2009-01-16 | 2011-02-18 | Snecma | Dispositif d'injection d'un melange d'air et de carburant dans une chambre de combustion de turbomachine |
US8689559B2 (en) * | 2009-03-30 | 2014-04-08 | General Electric Company | Secondary combustion system for reducing the level of emissions generated by a turbomachine |
FR2952698B1 (fr) * | 2009-11-17 | 2013-09-20 | Snecma | Chambre de combustion avec bougie d'allumage ventilee |
JP5546432B2 (ja) * | 2010-11-30 | 2014-07-09 | 株式会社日立製作所 | ガスタービン燃焼器及び燃料供給方法 |
US8863525B2 (en) | 2011-01-03 | 2014-10-21 | General Electric Company | Combustor with fuel staggering for flame holding mitigation |
FR2982010B1 (fr) * | 2011-10-26 | 2013-11-08 | Snecma | Chambre de combustion annulaire dans une turbomachine |
EP3087322B1 (en) | 2013-12-23 | 2019-04-03 | General Electric Company | Fuel nozzle with flexible support structures |
CN105829800B (zh) | 2013-12-23 | 2019-04-26 | 通用电气公司 | 用于空气协助的燃料喷射的燃料喷嘴结构 |
US10054312B2 (en) * | 2015-02-25 | 2018-08-21 | United Technologies Corporation | Pilot mixer cooling hole arrangement for fuel nozzle of a gas turbine engine |
GB201701380D0 (en) | 2016-12-20 | 2017-03-15 | Rolls Royce Plc | A combustion chamber and a combustion chamber fuel injector seal |
US10822100B2 (en) * | 2017-06-26 | 2020-11-03 | General Electric Company | Hybrid electric propulsion system for an aircraft |
GB201802251D0 (en) | 2018-02-12 | 2018-03-28 | Rolls Royce Plc | An air swirler arrangement for a fuel injector of a combustion chamber |
FR3080437B1 (fr) | 2018-04-24 | 2020-04-17 | Safran Aircraft Engines | Systeme d'injection pour une chambre annulaire de combustion de turbomachine |
FR3081211B1 (fr) * | 2018-05-16 | 2021-02-26 | Safran Aircraft Engines | Ensemble pour une chambre de combustion de turbomachine |
FR3091574B1 (fr) * | 2019-01-08 | 2020-12-11 | Safran Aircraft Engines | Systeme d’injection pour turbomachine, comprenant une vrille et des trous tourbillonnaires de bol melangeur |
US11226101B2 (en) * | 2019-02-01 | 2022-01-18 | General Electric Company | Combustor swirler |
FR3103540B1 (fr) * | 2019-11-26 | 2022-01-28 | Safran Aircraft Engines | Système d'injection de carburant d'une turbomachine, chambre de combustion comprenant un tel système et turbomachine associée |
CN112460630A (zh) * | 2020-10-27 | 2021-03-09 | 中国船舶重工集团公司第七0三研究所 | 一种燃气轮机高温区间隙平面间密封组件 |
RU204676U1 (ru) * | 2020-12-10 | 2021-06-04 | Публичное Акционерное Общество "Одк-Сатурн" | Кольцеобразный конический элемент воздушного завихрителя камеры сгорания |
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JPS5935724A (ja) * | 1982-07-06 | 1984-02-27 | ゼネラル・エレクトリツク・カンパニイ | ガスタ−ビンエンジン用気化器 |
JPH0618042A (ja) * | 1992-03-30 | 1994-01-25 | General Electric Co <Ge> | 二重アンニュラ燃焼器、二重アンニュラ燃焼器のすぐ上流側に高圧領域を維持する方法、及びアンニュラ燃焼器に設けられた一体カウル |
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2006
- 2006-03-30 FR FR0602750A patent/FR2899314B1/fr not_active Expired - Fee Related
-
2007
- 2007-03-23 EP EP20070075225 patent/EP1840467B1/fr active Active
- 2007-03-28 RU RU2007111387/06A patent/RU2430307C2/ru active
- 2007-03-28 US US11/692,441 patent/US7721545B2/en active Active
- 2007-03-28 CA CA2582629A patent/CA2582629C/fr active Active
- 2007-03-29 JP JP2007086702A patent/JP5057821B2/ja active Active
- 2007-03-30 CN CN2007100906463A patent/CN101046298B/zh active Active
Patent Citations (8)
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JPS5935724A (ja) * | 1982-07-06 | 1984-02-27 | ゼネラル・エレクトリツク・カンパニイ | ガスタ−ビンエンジン用気化器 |
JPH0618042A (ja) * | 1992-03-30 | 1994-01-25 | General Electric Co <Ge> | 二重アンニュラ燃焼器、二重アンニュラ燃焼器のすぐ上流側に高圧領域を維持する方法、及びアンニュラ燃焼器に設けられた一体カウル |
JPH10185193A (ja) * | 1996-09-26 | 1998-07-14 | Soc Natl Etud Constr Mot Aviat <Snecma> | 燃料混合気の空力噴射システム |
JP2001201048A (ja) * | 2000-01-13 | 2001-07-27 | General Electric Co <Ge> | 燃焼器スワーラアセンブリ |
JP2002071134A (ja) * | 2000-05-20 | 2002-03-08 | General Electric Co <Ge> | スワラ組立体のリテーナセグメント |
JP2002339762A (ja) * | 2001-04-27 | 2002-11-27 | General Electric Co <Ge> | ガスタービンエンジンの作動方法、燃焼器およびガスタービンエンジン |
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Also Published As
Publication number | Publication date |
---|---|
EP1840467B1 (fr) | 2015-05-06 |
US20070227147A1 (en) | 2007-10-04 |
RU2430307C2 (ru) | 2011-09-27 |
RU2007111387A (ru) | 2008-10-10 |
CN101046298B (zh) | 2010-06-23 |
FR2899314A1 (fr) | 2007-10-05 |
US7721545B2 (en) | 2010-05-25 |
EP1840467A1 (fr) | 2007-10-03 |
CA2582629C (fr) | 2014-08-26 |
FR2899314B1 (fr) | 2008-05-09 |
CA2582629A1 (fr) | 2007-09-30 |
JP5057821B2 (ja) | 2012-10-24 |
CN101046298A (zh) | 2007-10-03 |
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