JP5364275B2 - 燃焼システムにおけるNOxエミッションを低減するのを可能にするための方法及びシステム - Google Patents
燃焼システムにおけるNOxエミッションを低減するのを可能にするための方法及びシステム Download PDFInfo
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- JP5364275B2 JP5364275B2 JP2008043684A JP2008043684A JP5364275B2 JP 5364275 B2 JP5364275 B2 JP 5364275B2 JP 2008043684 A JP2008043684 A JP 2008043684A JP 2008043684 A JP2008043684 A JP 2008043684A JP 5364275 B2 JP5364275 B2 JP 5364275B2
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title description 12
- 230000007704 transition Effects 0.000 claims abstract description 56
- 239000000446 fuel Substances 0.000 claims description 98
- 238000002347 injection Methods 0.000 claims description 31
- 239000007924 injection Substances 0.000 claims description 31
- 238000004891 communication Methods 0.000 claims description 6
- 238000001698 laser desorption ionisation Methods 0.000 description 66
- 239000007789 gas Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 6
- 239000003085 diluting agent Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000008033 biological extinction Effects 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- VEMKTZHHVJILDY-UHFFFAOYSA-N resmethrin Chemical compound CC1(C)C(C=C(C)C)C1C(=O)OCC1=COC(CC=2C=CC=CC=2)=C1 VEMKTZHHVJILDY-UHFFFAOYSA-N 0.000 description 1
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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
- F23R3/28—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
- F23R3/346—Feeding into different combustion zones for staged 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
- Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Description
12 吸気セクション
14 圧縮機セクション
16 燃焼器セクション
18 タービンセクション
20 排気セクション
22 負荷
24 乾式低NOx(「DLN」)燃焼器
26 予混合噴射装置
28 燃焼ライナ
30 移行部品
32 スワールベーン
34 入口流調整装置(「IFC」)
36 燃料中心体
38 端部キャップ
40 第1の端部
42 局所火焔ゾーン
44 第2の端部
46 第1の端部
48 燃焼器
50 燃焼ライナ
52 移行部品
54 端部キャップ
56 第1の端部
58 局所予混合火焔ゾーン
60 第2の端部
62 第1の端部
64 リーンダイレクト噴射装置(「LDI」)
66 空気噴射装置
68 燃料噴射装置
70 局所予混合火焔ゾーン
72 燃焼器
74 端部キャップ
76 DLN燃焼器
78 燃焼ライナ
80 第1の端部
82 第2の端部
Claims (9)
- 中心軸線、前記中心軸線に略平行に配向された外壁、第1の端部(56、80)及び第2の端部(60、82)を含む燃焼ライナ(50、78)と、
前記ライナの第2の端部に結合されかつ外壁を含む移行部品(52)と、
前記ライナの外壁及び移行部品の外壁のうちの少なくとも1つに沿って軸方向に間隔を置いて配置された複数のリーンダイレクト噴射装置(64)と、
前記ライナの第1の端部(56、80)に隣接して結合された少なくとも1つの予混合噴射装置(26)と、
を含むガスタービン燃焼器システム。 - 前記燃焼ライナの前記外壁の前記第1及び第2の端部(56、80、60、82)が同じ断面積を有し、前記移行部品(52)の前記外壁が、前記移行部品(52)が円錐台形状となるような、第1の断面積を有する第1の端部と、第2の断面積を有する第2の端部とを有している、請求項1記載のガスタービン燃焼器システム。
- 前記ライナの第1の端部(56、80)に隣接して結合された少なくとも1つのリーンダイレクト噴射装置(64)をさらに含む、請求項1記載のガスタービン燃焼器システム。
- 前記ライナの第1の端部(56)に結合された端部キャップ(54、74)をさらに含む、請求項1記載のガスタービン燃焼器システム。
- 前記端部キャップ(54)に結合された少なくとも1つの予混合噴射装置(26)をさらに含む、請求項4記載のガスタービン燃焼器システム。
- 前記端部キャップ(74)に結合された少なくとも1つのリーンダイレクト噴射装置(64)をさらに含む、請求項4記載のガスタービン燃焼器システム。
- 前記リーンダイレクト噴射装置(64)の各々が、
前記燃焼ライナ(50、78)内部に空気流を導入するように構成された少なくとも1つの空気噴射装置(66)と、
前記燃焼ライナ内部に燃料を供給して、該燃料が前記空気と混合するように構成された少なくとも1つの燃料噴射装置(68)と、
を含む、請求項1乃至6のいずれかに記載のガスタービン燃焼器システム。 - 前記少なくとも1つの空気噴射装置(66)及び少なくとも1つの燃料噴射装置(68)が、前記ライナの外壁及び移行部品の外壁のうちの少なくとも1つ内に形成されたオリフィスである、請求項7記載のガスタービン燃焼器システム。
- 前記燃焼ライナ(50、78)及び移行部品(52)のうちの少なくとも1つが、その中に形成された複数の開口部を含み、
前記開口部が、前記少なくとも1つの空気噴射装置(66)及び少なくとも1つの燃料噴射装置(68)と流れ連通状態になっている、
請求項7記載のガスタービン燃焼器システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/741,502 | 2007-04-27 | ||
US11/741,502 US7886545B2 (en) | 2007-04-27 | 2007-04-27 | Methods and systems to facilitate reducing NOx emissions in combustion systems |
Publications (2)
Publication Number | Publication Date |
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JP2008275299A JP2008275299A (ja) | 2008-11-13 |
JP5364275B2 true JP5364275B2 (ja) | 2013-12-11 |
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Application Number | Title | Priority Date | Filing Date |
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JP2008043684A Active JP5364275B2 (ja) | 2007-04-27 | 2008-02-26 | 燃焼システムにおけるNOxエミッションを低減するのを可能にするための方法及びシステム |
Country Status (3)
Country | Link |
---|---|
US (1) | US7886545B2 (ja) |
EP (1) | EP1985927B1 (ja) |
JP (1) | JP5364275B2 (ja) |
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US7886545B2 (en) | 2011-02-15 |
EP1985927A2 (en) | 2008-10-29 |
EP1985927A3 (en) | 2009-01-14 |
EP1985927B1 (en) | 2012-12-05 |
JP2008275299A (ja) | 2008-11-13 |
US20080264033A1 (en) | 2008-10-30 |
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