JP6334198B2 - 燃焼ダイナミクスのモードカップリングを低減させる燃料ノズル - Google Patents
燃焼ダイナミクスのモードカップリングを低減させる燃料ノズル Download PDFInfo
- Publication number
- JP6334198B2 JP6334198B2 JP2014034776A JP2014034776A JP6334198B2 JP 6334198 B2 JP6334198 B2 JP 6334198B2 JP 2014034776 A JP2014034776 A JP 2014034776A JP 2014034776 A JP2014034776 A JP 2014034776A JP 6334198 B2 JP6334198 B2 JP 6334198B2
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- Prior art keywords
- fuel
- central body
- fuel nozzle
- shroud
- helical
- 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.)
- Expired - Fee Related
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- 239000000446 fuel Substances 0.000 title claims description 110
- 238000002485 combustion reaction Methods 0.000 title claims description 39
- 230000008878 coupling Effects 0.000 title description 5
- 238000010168 coupling process Methods 0.000 title description 5
- 238000005859 coupling reaction Methods 0.000 title description 5
- 239000012530 fluid Substances 0.000 claims description 41
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 19
- 239000000567 combustion gas Substances 0.000 description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 239000003570 air Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003949 liquefied natural gas Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- -1 syngas Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- F02C7/24—Heat or noise insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
- F23D14/045—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with a plurality of burner bars assembled together, e.g. in a grid-like arrangement
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
- F23D14/80—Selection of a non-toxic gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D9/00—Burners in which a stream of liquid fuel impinges intermittently on a hot surface
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Gas Burners (AREA)
Description
12 入口セクション
14 圧縮機セクション
16 燃焼セクション
18 タービンセクション
20 排気セクション
22 フィレット
24 流体調整デバイス
28 作動流体
30 圧縮機
32 圧縮機ケーシング
34 回転ブレード
36 固定ベーン
38 加圧作動流体
40 圧縮機吐出プレナム
42 燃焼器
44 燃料供給(部)
46 燃焼ガス
48 タービン
50 固定ノズル
52 回転バケット
54 シャフト
56 発電機
58 排気ガス
60 燃焼器ケーシング
62 端部カバー
64 キャップ組立体
66 燃料ノズル
70 燃焼室
72 ライナ
74 移行ダクト
76 インピンジメントスリーブ
78 流れ孔
80 流れスリーブ
82 環状通路
90 中央本体
92 燃料ノズルの軸方向中心線
94 長さ
96 燃料プレナム
100 シュラウド
102 直径
104 壁
106 螺旋通路
108 燃料ポート
109 燃料
110 円錐面
Claims (10)
- 燃料ノズルであって、
a.軸方向中心線に沿ってある長さで軸方向に延びる中央本体と、
b.前記中央本体の前記長さの少なくとも一部分で前記中央本体を円周方向に囲むシュラウドと、
c.前記中央本体と前記シュラウドとの間で半径方向に延びる複数の壁と、
d.前記中央本体と、前記シュラウドと、前記複数の壁とによって少なくとも部分的に定められ、前記中央本体の前記長さの少なくとも一部分に沿って前記中央本体を円周方向に各々が囲む複数の螺旋通路であって、前記複数の壁が、前記シュラウドの上流端と前記中央本体の下流端の間で前記中央本体の周りに連続して延在する、前記複数の螺旋通路と、
e.各螺旋通路に配置される燃料ポートであって、各燃料ポートが前記燃料ノズルの軸方向中心線に関連して前記複数の螺旋通路の残りの螺旋通路に配置される残りの燃料ポートと異なる軸方向位置を有する、前記燃料ポートと、
を含む、燃料ノズル。 - 前記中央本体の内部に燃料プレナムを更に含む、請求項1に記載の燃料ノズル。
- 前記シュラウドが、前記複数の壁の下流側で軸方向に延びる、請求項1または2に記載の燃料ノズル。
- 前記シュラウドが直径を定め、該直径が前記複数の壁から下流側で縮小する、請求項1乃至3のいずれかに記載の燃料ノズル。
- 前記各壁が、前記シュラウドの上流側で軸方向に延びる、請求項1乃至4のいずれかに記載の燃料ノズル。
- 前記各燃料ポートが、前記中央本体を通って異なる螺旋通路に流体連通している、請求項1乃至5のいずれかに記載の燃料ノズル。
- 前記各燃料ポートが、前記各螺旋通路内に半径方向に延びる円錐状外側表面を含む、請求項1乃至6のいずれかに記載の燃料ノズル。
- 前記各燃料ポートが、隣接する壁と等間隔になっている、請求項1乃至7のいずれかに記載の燃料ノズル。
- 燃料ノズルであって、
a.軸方向中心線に沿ってある長さで軸方向に延びる中央本体と、
b.前記中央本体の前記長さの少なくとも一部分で前記中央本体を円周方向に囲むシュラウドと、
c.前記中央本体の前記長さの少なくとも一部分に沿って前記中央本体を円周方向に囲む複数の螺旋通路であって、前記複数の螺旋通路が、前記シュラウドの上流端と前記中央本体の下流端の間で前記中央本体の周りに連続して延在する、前記複数の螺旋通路と、
d.各螺旋形通路配置される燃料ポートであって、各燃料ポートが前記燃料ノズルの軸方向中心線に関連して前記複数の螺旋通路の残りの螺旋通路に配置される残りの燃料ポートと異なる軸方向位置を有する、前記燃料ポートと、
を含む、燃料ノズル。 - ガスタービンであって、
a.圧縮機セクションと、
b.前記圧縮機セクションの下流側の燃焼セクションと、
c.前記燃焼セクションの下流側のタービンセクションと、
d.前記燃焼セクションにおける燃料ノズルと、
e.前記燃料ノズル内で軸方向に延びる複数の螺旋通路であって、前記複数の螺旋通路が、前記燃料ノズルの中央本体の周りに連続して延在する、前記複数の螺旋通路と、
f.各螺旋形通路配置される燃料ポートであって、各燃料ポートが前記燃料ノズルの軸方向中心線に関連して前記複数の螺旋通路の残りの螺旋通路に配置される残りの燃料ポートと異なる軸方向位置を有する、前記燃料ポートと、
を含む、ガスタービン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/778,222 | 2013-02-27 | ||
US13/778,222 US9217373B2 (en) | 2013-02-27 | 2013-02-27 | Fuel nozzle for reducing modal coupling of combustion dynamics |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014163664A JP2014163664A (ja) | 2014-09-08 |
JP2014163664A5 JP2014163664A5 (ja) | 2017-03-16 |
JP6334198B2 true JP6334198B2 (ja) | 2018-05-30 |
Family
ID=51349652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014034776A Expired - Fee Related JP6334198B2 (ja) | 2013-02-27 | 2014-02-26 | 燃焼ダイナミクスのモードカップリングを低減させる燃料ノズル |
Country Status (4)
Country | Link |
---|---|
US (1) | US9217373B2 (ja) |
JP (1) | JP6334198B2 (ja) |
CH (1) | CH707666A2 (ja) |
DE (1) | DE102014102584A1 (ja) |
Families Citing this family (19)
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WO2014081334A1 (en) * | 2012-11-21 | 2014-05-30 | General Electric Company | Anti-coking liquid fuel cartridge |
US10088165B2 (en) | 2015-04-07 | 2018-10-02 | General Electric Company | System and method for tuning resonators |
US9964045B2 (en) | 2014-02-03 | 2018-05-08 | General Electric Company | Methods and systems for detecting lean blowout in gas turbine systems |
US9709279B2 (en) | 2014-02-27 | 2017-07-18 | General Electric Company | System and method for control of combustion dynamics in combustion system |
US9709278B2 (en) | 2014-03-12 | 2017-07-18 | General Electric Company | System and method for control of combustion dynamics in combustion system |
US9644846B2 (en) | 2014-04-08 | 2017-05-09 | General Electric Company | Systems and methods for control of combustion dynamics and modal coupling in gas turbine engine |
US20150285502A1 (en) * | 2014-04-08 | 2015-10-08 | General Electric Company | Fuel nozzle shroud and method of manufacturing the shroud |
US9845956B2 (en) | 2014-04-09 | 2017-12-19 | General Electric Company | System and method for control of combustion dynamics in combustion system |
US9845732B2 (en) | 2014-05-28 | 2017-12-19 | General Electric Company | Systems and methods for variation of injectors for coherence reduction in combustion system |
US9551283B2 (en) | 2014-06-26 | 2017-01-24 | General Electric Company | Systems and methods for a fuel pressure oscillation device for reduction of coherence |
EP3034945B1 (en) * | 2014-12-19 | 2018-05-30 | Ansaldo Energia Switzerland AG | Gas turbine fuel pipe comprising a damper |
US11015809B2 (en) | 2014-12-30 | 2021-05-25 | General Electric Company | Pilot nozzle in gas turbine combustor |
US10113747B2 (en) | 2015-04-15 | 2018-10-30 | General Electric Company | Systems and methods for control of combustion dynamics in combustion system |
US10443854B2 (en) * | 2016-06-21 | 2019-10-15 | General Electric Company | Pilot premix nozzle and fuel nozzle assembly |
US10415833B2 (en) * | 2017-02-16 | 2019-09-17 | General Electric Company | Premixer for gas turbine combustor |
KR101889542B1 (ko) * | 2017-04-18 | 2018-08-17 | 두산중공업 주식회사 | 연소기 노즐 조립체 및 이를 포함하는 가스터빈 |
EP4165348B1 (en) * | 2020-07-17 | 2024-04-17 | Siemens Energy Global GmbH & Co. KG | Premixer injector assembly in gas turbine engine |
US11421883B2 (en) * | 2020-09-11 | 2022-08-23 | Raytheon Technologies Corporation | Fuel injector assembly with a helical swirler passage for a turbine engine |
DE102021123513A1 (de) | 2021-09-10 | 2023-03-16 | Man Energy Solutions Se | Brenner und Verfahren zu dessen Herstellung |
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-
2013
- 2013-02-27 US US13/778,222 patent/US9217373B2/en not_active Expired - Fee Related
-
2014
- 2014-02-26 JP JP2014034776A patent/JP6334198B2/ja not_active Expired - Fee Related
- 2014-02-27 DE DE102014102584.9A patent/DE102014102584A1/de active Pending
- 2014-02-27 CH CH00292/14A patent/CH707666A2/de not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CH707666A2 (de) | 2014-08-29 |
JP2014163664A (ja) | 2014-09-08 |
US20140238026A1 (en) | 2014-08-28 |
DE102014102584A1 (de) | 2014-08-28 |
US9217373B2 (en) | 2015-12-22 |
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