JP2013253738A - 燃料噴射装置 - Google Patents
燃料噴射装置 Download PDFInfo
- Publication number
- JP2013253738A JP2013253738A JP2012129682A JP2012129682A JP2013253738A JP 2013253738 A JP2013253738 A JP 2013253738A JP 2012129682 A JP2012129682 A JP 2012129682A JP 2012129682 A JP2012129682 A JP 2012129682A JP 2013253738 A JP2013253738 A JP 2013253738A
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- JP
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- Prior art keywords
- fuel injection
- main
- fuel
- compressed air
- air
- 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
- 239000000446 fuel Substances 0.000 title claims abstract description 167
- 238000002347 injection Methods 0.000 title claims abstract description 125
- 239000007924 injection Substances 0.000 title claims abstract description 125
- 238000002485 combustion reaction Methods 0.000 claims abstract description 37
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 15
- 239000000243 solution Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 25
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 24
- 238000005192 partition Methods 0.000 description 19
- 238000009826 distribution Methods 0.000 description 11
- 238000009792 diffusion process Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 3
- 238000009841 combustion method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M23/00—Apparatus for adding secondary air to fuel-air mixture
- F02M23/12—Apparatus for adding secondary air to fuel-air mixture characterised by being combined with device for, or by secondary air effecting, re-atomising of condensed fuel
-
- 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
- F23R3/286—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply having fuel-air premixing devices
-
- 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
- F23R3/34—Feeding into different combustion zones
- F23R3/343—Pilot flames, i.e. fuel nozzles or injectors using only a very small proportion of the total fuel to insure continuous combustion
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
【解決手段】圧縮機からの圧縮空気に燃料を供給して燃焼させる燃料噴射装置(1)において、当該燃料噴射装置の径方向中心部に配置されて、燃焼室(15)内に燃料を噴射するパイロット燃料噴射弁(21)と、予混合気を生成するメイン流路(87)を有し、前記パイロット燃料噴射弁の外周を覆うメイン燃料噴射弁(23)とを設け、前記メイン流路(87)に、径方向外側に配置されて環状の予混合気通路(81)に軸心方向に圧縮空気を流入させるメイン外側空気通路(83)と、径方向内側に配置されて前記予混合気通路に径方向内側から圧縮空気を流入させるメイン内側空気通路(85)とを設け、さらに、前記メイン内側空気通路(85)に軸心方向の上流側から燃料を噴射するメイン燃料噴射孔(89)を設ける。
【選択図】図2
Description
15 燃焼室
21 パイロット燃料噴射弁
23 メイン燃料噴射弁
81 予混合気通路
83 メイン外側空気通路
85 メイン内側空気通路
87 メイン流路
93 メイン燃料噴射ブロック
99 メイン燃料噴射孔
Claims (5)
- 圧縮機からの圧縮空気に燃料を供給して燃焼させる燃料噴射装置であって、
当該燃料噴射装置の径方向中心部に配置されて、燃焼室内に燃料を噴射するパイロット燃料噴射弁と、
予混合気を生成するメイン流路を有し、前記パイロット燃料噴射弁の外周を覆うメイン燃料噴射弁とを備え、
前記メイン流路が、径方向外側に配置されて環状の予混合気通路に軸心方向に圧縮空気を流入させるメイン外側空気通路と、径方向内側に配置されて前記予混合気通路に径方向内側から圧縮空気を流入させるメイン内側空気通路とを有し、さらに、前記メイン内側空気通路に軸心方向の上流側から燃料を噴射するメイン燃料噴射孔を有する燃料噴射装置。 - 請求項1において、さらに、前記メイン燃料噴射孔からの燃料の流れに沿うように、軸心方向の上流側から前記メイン内側空気通路に圧縮空気を噴射するガイド空気供給通路を備えた燃料噴射装置。
- 請求項1または2において、前記メイン燃料噴射孔が周方向に沿って複数配置されている燃料噴射装置。
- 請求項1から3のいずれか一項において、前記メイン内側空気通路に、圧縮空気を軸心回りに旋回させるメイン内側スワーラが設けられている燃料噴射装置。
- 請求項1から4のいずれか一項において、前記メイン外側空気通路に、圧縮空気を軸心回りに旋回させるメイン外側スワーラが設けられている燃料噴射装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012129682A JP5988261B2 (ja) | 2012-06-07 | 2012-06-07 | 燃料噴射装置 |
US13/908,578 US9109553B2 (en) | 2012-06-07 | 2013-06-03 | Fuel injector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012129682A JP5988261B2 (ja) | 2012-06-07 | 2012-06-07 | 燃料噴射装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013253738A true JP2013253738A (ja) | 2013-12-19 |
JP2013253738A5 JP2013253738A5 (ja) | 2015-07-09 |
JP5988261B2 JP5988261B2 (ja) | 2016-09-07 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012129682A Active JP5988261B2 (ja) | 2012-06-07 | 2012-06-07 | 燃料噴射装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US9109553B2 (ja) |
JP (1) | JP5988261B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106795813A (zh) * | 2014-08-18 | 2017-05-31 | 川崎重工业株式会社 | 燃料喷射装置 |
WO2017111041A1 (ja) * | 2015-12-22 | 2017-06-29 | 川崎重工業株式会社 | 燃料噴射装置 |
WO2019043751A1 (ja) | 2017-08-28 | 2019-03-07 | 川崎重工業株式会社 | 燃料噴射装置 |
Families Citing this family (16)
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---|---|---|---|---|
JP5924618B2 (ja) * | 2012-06-07 | 2016-05-25 | 川崎重工業株式会社 | 燃料噴射装置 |
US10295186B2 (en) * | 2014-03-28 | 2019-05-21 | Delavan Inc. Of Des Moines Ia | Airblast nozzle with upstream fuel distribution and near-exit swirl |
US20150285502A1 (en) * | 2014-04-08 | 2015-10-08 | General Electric Company | Fuel nozzle shroud and method of manufacturing the shroud |
FR3022985B1 (fr) * | 2014-06-25 | 2019-06-21 | Safran Aircraft Engines | Systeme d'injection pour chambre de combustion de turbomachine configure pour une injection directe de deux nappes de carburant coaxiales |
JP6430756B2 (ja) * | 2014-09-19 | 2018-11-28 | 三菱日立パワーシステムズ株式会社 | 燃焼バーナ及び燃焼器、並びにガスタービン |
US20160377293A1 (en) * | 2015-06-25 | 2016-12-29 | Delavan Inc | Fuel injector systems |
US10830445B2 (en) * | 2015-12-30 | 2020-11-10 | General Electric Company | Liquid fuel nozzles for dual fuel combustors |
ITUA20163988A1 (it) * | 2016-05-31 | 2017-12-01 | Nuovo Pignone Tecnologie Srl | Ugello carburante per una turbina a gas con swirler radiale e swirler assiale e turbina a gas / fuel nozzle for a gas turbine with radial swirler and axial swirler and gas turbine |
US10502425B2 (en) * | 2016-06-03 | 2019-12-10 | General Electric Company | Contoured shroud swirling pre-mix fuel injector assembly |
KR102498300B1 (ko) * | 2016-11-14 | 2023-02-09 | 한화에어로스페이스 주식회사 | 가스터빈용 연료 분사 장치 |
US11149952B2 (en) * | 2016-12-07 | 2021-10-19 | Raytheon Technologies Corporation | Main mixer in an axial staged combustor for a gas turbine engine |
GB2562542A (en) * | 2017-05-20 | 2018-11-21 | Dong Leilei | Low-NOx stable flame burner (LNSFB) |
DE102017217329A1 (de) * | 2017-09-28 | 2019-03-28 | Rolls-Royce Deutschland Ltd & Co Kg | Düse mit axial überstehendem Luftleitelement für eine Brennkammer eines Triebwerks |
EP3775694B1 (en) * | 2018-04-06 | 2022-01-12 | General Electric Company | Premixer for low emissions gas turbine combustor |
US11253823B2 (en) * | 2019-03-29 | 2022-02-22 | Delavan Inc. | Mixing nozzles |
US11835235B1 (en) * | 2023-02-02 | 2023-12-05 | Pratt & Whitney Canada Corp. | Combustor with helix air and fuel mixing passage |
Citations (6)
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JPH085076A (ja) * | 1994-04-20 | 1996-01-12 | Toshiba Corp | ガスタービン燃焼器 |
JP2000008880A (ja) * | 1998-06-19 | 2000-01-11 | Toshiba Corp | ガスタービン燃焼装置 |
JP2002168449A (ja) * | 2000-09-29 | 2002-06-14 | General Electric Co <Ge> | 多数のスワーラを有するミキサ |
JP2002323221A (ja) * | 2001-04-25 | 2002-11-08 | Kawasaki Heavy Ind Ltd | ガスタービンエンジン用の液体燃料焚き低nox燃焼器 |
JP2003004232A (ja) * | 2001-05-31 | 2003-01-08 | General Electric Co <Ge> | ガスタービンエンジンの運転方法、燃焼器及びミキサ組立体 |
JP2006105488A (ja) * | 2004-10-06 | 2006-04-20 | Hitachi Ltd | 燃焼器及び燃焼器の燃焼方法 |
Family Cites Families (7)
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GB9326367D0 (en) * | 1993-12-23 | 1994-02-23 | Rolls Royce Plc | Fuel injection apparatus |
US5816049A (en) | 1997-01-02 | 1998-10-06 | General Electric Company | Dual fuel mixer for gas turbine combustor |
US6381964B1 (en) | 2000-09-29 | 2002-05-07 | General Electric Company | Multiple annular combustion chamber swirler having atomizing pilot |
GB0219458D0 (en) * | 2002-08-21 | 2002-09-25 | Rolls Royce Plc | Fuel injection apparatus |
JP2007162998A (ja) * | 2005-12-13 | 2007-06-28 | Kawasaki Heavy Ind Ltd | ガスタービンエンジンの燃料噴霧装置 |
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2013
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Patent Citations (6)
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JPH085076A (ja) * | 1994-04-20 | 1996-01-12 | Toshiba Corp | ガスタービン燃焼器 |
JP2000008880A (ja) * | 1998-06-19 | 2000-01-11 | Toshiba Corp | ガスタービン燃焼装置 |
JP2002168449A (ja) * | 2000-09-29 | 2002-06-14 | General Electric Co <Ge> | 多数のスワーラを有するミキサ |
JP2002323221A (ja) * | 2001-04-25 | 2002-11-08 | Kawasaki Heavy Ind Ltd | ガスタービンエンジン用の液体燃料焚き低nox燃焼器 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106795813A (zh) * | 2014-08-18 | 2017-05-31 | 川崎重工业株式会社 | 燃料喷射装置 |
US10648671B2 (en) | 2014-08-18 | 2020-05-12 | Kawasaki Jukogyo Kabushiki Kaisha | Fuel injection device |
WO2017111041A1 (ja) * | 2015-12-22 | 2017-06-29 | 川崎重工業株式会社 | 燃料噴射装置 |
US11092340B2 (en) | 2015-12-22 | 2021-08-17 | Kawasaki Jukogyo Kabushiki Kaisha | Fuel injection device |
WO2019043751A1 (ja) | 2017-08-28 | 2019-03-07 | 川崎重工業株式会社 | 燃料噴射装置 |
US11408346B2 (en) | 2017-08-28 | 2022-08-09 | Kawasaki Jukogyo Kabushiki Kaisha | Fuel injector |
Also Published As
Publication number | Publication date |
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JP5988261B2 (ja) | 2016-09-07 |
US20130327849A1 (en) | 2013-12-12 |
US9109553B2 (en) | 2015-08-18 |
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