JP2013064535A - ガスタービン - Google Patents
ガスタービン Download PDFInfo
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- JP2013064535A JP2013064535A JP2011203016A JP2011203016A JP2013064535A JP 2013064535 A JP2013064535 A JP 2013064535A JP 2011203016 A JP2011203016 A JP 2011203016A JP 2011203016 A JP2011203016 A JP 2011203016A JP 2013064535 A JP2013064535 A JP 2013064535A
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- gas turbine
- transition piece
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- ratio
- Prior art date
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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
- F23R3/002—Wall structures
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
- F23D11/10—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour
- F23D11/106—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour medium and fuel meeting at the burner outlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
- F23D11/36—Details, e.g. burner cooling means, noise reduction means
- F23D11/38—Nozzles; Cleaning devices therefor
-
- 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
- F23R3/16—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration with devices inside the flame tube or the combustion chamber to influence the air or gas flow
-
- 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
- F23R3/283—Attaching or cooling of fuel injecting means including supports for fuel injectors, stems, or lances
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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
- F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
- F23R3/36—Supply of different fuels
-
- 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
-
- 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
- F23R3/46—Combustion chambers comprising an annular arrangement of several essentially tubular flame tubes within a common annular casing or within individual casings
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- 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
- F05D2250/00—Geometry
- F05D2250/30—Arrangement of components
- F05D2250/32—Arrangement of components according to their shape
- F05D2250/324—Arrangement of components according to their shape divergent
-
- 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
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/52—Outlet
-
- 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
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/71—Shape curved
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2201/00—Staged combustion
- F23C2201/20—Burner staging
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
- F23C2900/06043—Burner staging, i.e. radially stratified flame core burners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2214/00—Cooling
-
- 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
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/00014—Reducing thermo-acoustic vibrations by passive means, e.g. by Helmholtz resonators
-
- 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
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/03341—Sequential combustion chambers or burners
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Pre-Mixing And Non-Premixing Gas Burner (AREA)
Abstract
【解決手段】燃焼器の尾筒20の下流部で、タービンロータの周方向Cで互いに対向する一対の側壁22の内面24は、尾筒20の軸線Ac方向の下流側に向うに連れて、次第に隣接する他の燃焼器の尾筒に近づく向きに、尾筒20の下流端20eに至るまで傾斜している傾斜面25を成している。
【選択図】図4
Description
燃料を圧縮空気に混合して燃焼させ燃焼ガスを生成する複数の燃焼器と、複数の該燃焼器からの燃焼ガスにより回転するロータを有するタービンと、を備え、複数の燃焼器は、前記ロータを中心として環状に配置され、前記タービンのガス入口に燃焼ガスを送る尾筒を有するガスタービンにおいて、前記燃焼器の前記尾筒の下流部で、前記ロータの周方向で互いに対向する一対の側壁のうち、少なくとも一方の側壁の内面は、該尾筒の軸線方向の下流側に向うに連れて、次第に隣接する他の燃焼器の尾筒に近づく向きに、該尾筒の下流端に至るまで傾斜している傾斜面を成している、ことを特徴とする。
Claims (7)
- 燃料を圧縮空気に混合して燃焼させ燃焼ガスを生成する複数の燃焼器と、複数の該燃焼器からの燃焼ガスにより回転するロータを有するタービンと、を備え、
複数の燃焼器は、前記ロータを中心として環状に配置され、前記タービンのガス入口に燃焼ガスを送る尾筒を有するガスタービンにおいて、
前記燃焼器の前記尾筒の下流部で、前記ロータの周方向で互いに対向する一対の側壁のうち、少なくとも一方の側壁の内面は、該尾筒の軸線方向の下流側に向うに連れて、次第に隣接する他の燃焼器の尾筒に近づく向きに、該尾筒の下流端に至るまで傾斜している傾斜面を成している、
ことを特徴とするガスタービン。 - 請求項1に記載のガスタービンにおいて、
前記タービンは、前記ロータを中心として環状に且つ前記ガス入口に沿って配置された複数の第一段静翼を有し、該第一段静翼は、翼弦が伸びる翼弦方向が前記周方向に対して傾斜しており、
前記周方向で、前記第一段静翼の上流端に対して該第一段静翼の下流端が存在する側を翼傾斜側とした場合、前記尾筒の前記少なくとも一方の側壁は、前記尾筒における前記周方向で互いに対向する一対の前記側壁のうちの該翼傾斜側の側壁である、
ことを特徴とするガスタービン。 - 請求項1に記載のガスタービンにおいて、
前記尾筒における前記周方向で互いに対向する一対の前記側壁の両方の前記内面が前記傾斜面を成している、
ことを特徴とするガスタービン。 - 請求項1から3のいずれか一項に記載のガスタービンにおいて、
前記傾斜面の上流端から下流端までの前記周方向の寸法Bを基準として、該上流端から該下流端までの前記軸線方向の寸法Aの割合A/Bは、1以上で8以下である、
ことを特徴とするガスタービン。 - 請求項1から4のいずれか一項に記載のガスタービンにおいて、
前記傾斜面は、前記尾筒の軸線に近づき且つ下流側に向う側に滑らかに膨らんだ曲面を少なくとも一部に含む、
ことを特徴とするガスタービン。 - 請求項1から5のいずれか一項に記載のガスタービンにおいて、
前記燃焼器の数と前記第一段静翼の数との比が2:3以上の奇数であり、
複数の前記第一段静翼のピッチ寸法Pを基準にして、前記燃焼器の前記尾筒と前記他の燃焼器の尾筒との中間地点から前記周方向で最も近い第一段静翼の上流端までの該周方向の寸法Sの割合S/Pは、0.05以下、0.2から0.55の間、及び0.7から1.0の間である、
ことを特徴とするガスタービン。 - 請求項1から6のいずれか一項に記載のガスタービンにおいて、
複数の前記第一段静翼のピッチ寸法Pを基準にして、前記尾筒の下流端から前記第一段静翼の上流端までの前記軸線方向の寸法Lの割合L/Pが0.2以下である、
ことを特徴とするガスタービン。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011203016A JP5848074B2 (ja) | 2011-09-16 | 2011-09-16 | ガスタービン、尾筒及び燃焼器 |
CN201280043745.5A CN103782103B (zh) | 2011-09-16 | 2012-09-12 | 燃气轮机 |
PCT/JP2012/073298 WO2013039095A1 (ja) | 2011-09-16 | 2012-09-12 | ガスタービン |
EP20120832651 EP2752622A4 (en) | 2011-09-16 | 2012-09-12 | GAS TURBINE |
US14/343,369 US20140216055A1 (en) | 2011-09-16 | 2012-09-12 | Gas turbine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011203016A JP5848074B2 (ja) | 2011-09-16 | 2011-09-16 | ガスタービン、尾筒及び燃焼器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013064535A true JP2013064535A (ja) | 2013-04-11 |
JP5848074B2 JP5848074B2 (ja) | 2016-01-27 |
Family
ID=47883320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011203016A Active JP5848074B2 (ja) | 2011-09-16 | 2011-09-16 | ガスタービン、尾筒及び燃焼器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20140216055A1 (ja) |
EP (1) | EP2752622A4 (ja) |
JP (1) | JP5848074B2 (ja) |
CN (1) | CN103782103B (ja) |
WO (1) | WO2013039095A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013185814A (ja) * | 2012-03-09 | 2013-09-19 | General Electric Co <Ge> | 高温ガスを案内する装置及びシステム |
WO2016027834A1 (ja) * | 2014-08-19 | 2016-02-25 | 三菱日立パワーシステムズ株式会社 | ガスタービン |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3124749B1 (en) * | 2015-07-28 | 2018-12-19 | Ansaldo Energia Switzerland AG | First stage turbine vane arrangement |
JP6934350B2 (ja) * | 2017-08-03 | 2021-09-15 | 三菱パワー株式会社 | ガスタービン |
JP7348784B2 (ja) * | 2019-09-13 | 2023-09-21 | 三菱重工業株式会社 | 出口シール、出口シールセット、及びガスタービン |
CN114234233B (zh) * | 2021-11-30 | 2023-04-07 | 中国航发湖南动力机械研究所 | 一种蒸发管及燃烧室 |
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JPS58208519A (ja) * | 1982-05-31 | 1983-12-05 | Hitachi Ltd | 燃焼器トランジシヨンピ−ス取付構造 |
JPS62121835A (ja) * | 1985-11-21 | 1987-06-03 | Agency Of Ind Science & Technol | 高温空冷ガスタ−ビン |
JP2001289003A (ja) * | 2000-04-04 | 2001-10-19 | Mitsubishi Heavy Ind Ltd | ガスタービンの冷却構造 |
JP2004116992A (ja) * | 2002-09-26 | 2004-04-15 | General Electric Co <Ge> | 動的に切り離された缶型燃焼器 |
JP2006052910A (ja) * | 2004-08-13 | 2006-02-23 | Mitsubishi Heavy Ind Ltd | 燃焼器尾筒とタービン入口との連通構造 |
JP2009197650A (ja) * | 2008-02-20 | 2009-09-03 | Mitsubishi Heavy Ind Ltd | ガスタービン |
US20100037619A1 (en) * | 2008-08-12 | 2010-02-18 | Richard Charron | Canted outlet for transition in a gas turbine engine |
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2011
- 2011-09-16 JP JP2011203016A patent/JP5848074B2/ja active Active
-
2012
- 2012-09-12 CN CN201280043745.5A patent/CN103782103B/zh active Active
- 2012-09-12 EP EP20120832651 patent/EP2752622A4/en not_active Withdrawn
- 2012-09-12 WO PCT/JP2012/073298 patent/WO2013039095A1/ja active Application Filing
- 2012-09-12 US US14/343,369 patent/US20140216055A1/en not_active Abandoned
Patent Citations (10)
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US3609968A (en) * | 1970-04-29 | 1971-10-05 | Westinghouse Electric Corp | Self-adjusting seal structure |
JPS58208519A (ja) * | 1982-05-31 | 1983-12-05 | Hitachi Ltd | 燃焼器トランジシヨンピ−ス取付構造 |
JPS62121835A (ja) * | 1985-11-21 | 1987-06-03 | Agency Of Ind Science & Technol | 高温空冷ガスタ−ビン |
JP2001289003A (ja) * | 2000-04-04 | 2001-10-19 | Mitsubishi Heavy Ind Ltd | ガスタービンの冷却構造 |
JP2004116992A (ja) * | 2002-09-26 | 2004-04-15 | General Electric Co <Ge> | 動的に切り離された缶型燃焼器 |
JP2006052910A (ja) * | 2004-08-13 | 2006-02-23 | Mitsubishi Heavy Ind Ltd | 燃焼器尾筒とタービン入口との連通構造 |
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US20100037619A1 (en) * | 2008-08-12 | 2010-02-18 | Richard Charron | Canted outlet for transition in a gas turbine engine |
JP2010117124A (ja) * | 2008-11-12 | 2010-05-27 | General Electric Co <Ge> | ガスタービンにおける統合型燃焼器−第1段ノズル並びに関連する方法 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013185814A (ja) * | 2012-03-09 | 2013-09-19 | General Electric Co <Ge> | 高温ガスを案内する装置及びシステム |
WO2016027834A1 (ja) * | 2014-08-19 | 2016-02-25 | 三菱日立パワーシステムズ株式会社 | ガスタービン |
KR20170021334A (ko) | 2014-08-19 | 2017-02-27 | 미츠비시 히타치 파워 시스템즈 가부시키가이샤 | 가스 터빈 |
JPWO2016027834A1 (ja) * | 2014-08-19 | 2017-04-27 | 三菱日立パワーシステムズ株式会社 | ガスタービン |
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KR101891449B1 (ko) | 2014-08-19 | 2018-08-23 | 미츠비시 히타치 파워 시스템즈 가부시키가이샤 | 가스 터빈 |
US11118465B2 (en) | 2014-08-19 | 2021-09-14 | Mitsubishi Power, Ltd. | Gas turbine combustor transition piece including inclined surface at downstream end portions for reducing pressure fluctuations |
DE112015003797B4 (de) | 2014-08-19 | 2022-08-18 | Mitsubishi Heavy Industries, Ltd. | Gasturbine |
Also Published As
Publication number | Publication date |
---|---|
CN103782103B (zh) | 2015-12-23 |
JP5848074B2 (ja) | 2016-01-27 |
CN103782103A (zh) | 2014-05-07 |
US20140216055A1 (en) | 2014-08-07 |
WO2013039095A1 (ja) | 2013-03-21 |
EP2752622A1 (en) | 2014-07-09 |
EP2752622A4 (en) | 2015-04-29 |
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