JP2008020180A - タービンエンジンにおけるNOxエミッションを低減するのを可能にするための装置及びガスタービンエンジン - Google Patents
タービンエンジンにおけるNOxエミッションを低減するのを可能にするための装置及びガスタービンエンジン Download PDFInfo
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- JP2008020180A JP2008020180A JP2007180473A JP2007180473A JP2008020180A JP 2008020180 A JP2008020180 A JP 2008020180A JP 2007180473 A JP2007180473 A JP 2007180473A JP 2007180473 A JP2007180473 A JP 2007180473A JP 2008020180 A JP2008020180 A JP 2008020180A
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- dilution
- panel
- holes
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- combustor
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- 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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- 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
- F23R3/06—Arrangement of apertures along the flame tube
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
【解決手段】燃焼器ライナは、その上流端部に配置された第1のパネルと第1のパネルの下流にかつ該第1のパネルに隣接して配置された第2のパネルとを備えた複数の円周方向に延びるパネルを含む環状シェルと、第1のパネル(82)内に形成された複数の一次希釈孔(98)と、第2のパネル(86)内に形成された複数の二次希釈孔(100)とを含み、希釈孔は、シェル内に希釈空気を吐出するように構成される。
【選択図】 図2
Description
12 低圧圧縮機
14 高圧圧縮機
16 燃焼器
18 高圧タービン
20 低圧タービン
21 第1のシャフト
22 第2のシャフト
52 外側ライナ
54 内側ライナ
56 外側ケーシング
58 内側ケーシング
60 燃焼室
62 外側通路
64 内側通路
66 カウル組立体
68 開口
70 ドームプレート
72 スワーラ組立体
74 燃料噴射器
75 長手方向軸線
76 前方端部
78 後方端部
80 パネル
82 第1のパネル
84 一次燃焼ゾーン
86 第2のパネル
88 中間燃焼ゾーン
90 第3のパネル
92 第4のパネル
94 下流希薄燃焼ゾーン
96 希釈孔
98 一次希釈孔
100 二次希釈孔
101 下流端部
102 希釈孔
140 長手方向軸線
150 希釈孔のグループ
152 希釈孔のグループ
160 冷却孔のグループ
170 第2のパネル上流端縁部
172 第1のグループ
174 第2のグループ
176 第3のグループ
Claims (10)
- その上流端部に配置された第1のパネルと前記第1のパネルの下流にかつ該第1のパネルに隣接して配置された第2のパネルとを備えた複数の円周方向に延びるパネルを含む環状シェルと、
前記第1のパネル(82)内に形成された複数の一次希釈孔(98)と、
前記第2のパネル(86)内に形成された複数の二次希釈孔(100)と、を含み、
前記希釈孔が、前記シェル内に希釈空気を吐出するように構成される、
燃焼器ライナ。 - 前記二次希釈孔(100)が、前記一次希釈孔(98)から、該二次希釈孔の直径の2倍から該二次希釈孔の直径の4倍の範囲内にある距離だけ間隔を置いて配置される、請求項1記載の燃焼器ライナ。
- 前記一次希釈孔(98)が、第1のグループの希釈孔(150)と第2のグループの希釈孔(152)とを含み、
前記第1のグループが、前記第2のグループの直径よりも大きい直径を有し、
前記第1のグループの各希釈孔が、前記第2のグループの隣接する希釈孔間に配置される、
請求項1記載の燃焼器ライナ。 - 前記一次希釈孔(98)が、前記二次希釈孔(100)の直径よりも大きい直径を有する、請求項1記載の燃焼器ライナ
- 前記二次希釈孔(100)が、前記第2のパネル(86)の下流に位置する第3のパネル(90)から、該二次希釈孔の直径の二分の一である距離だけ間隔を置いて配置される、請求項1記載の燃焼器ライナ。
- 前記二次希釈孔(100)が、前記シェル内に燃料/空気混合気を吐出するように構成されたスワーラと整列する、請求項1記載の燃焼器ライナ。
- 前記希釈孔(98,100)が、ガスタービンエンジン(10)におけるNOxエミッションを低減するのを可能にする、請求項1記載の燃焼器ライナ。
- 圧縮機(12、14)と
燃焼器ライナを備えた燃焼器(16)と、
を含み、前記燃焼器ライナが、
その上流端部に配置された第1のパネル(82)と前記第1のパネルの下流にかつ該第1のパネルに隣接して配置された第2のパネル(86)とを備えた複数の円周方向に延びるパネル(80)を含む環状シェルと、
前記第1のパネル内に形成された複数の一次希釈孔(98)と、
前記第2のパネル内に形成された複数の二次希釈孔(100)と、を含み、
前記希釈孔が、前記圧縮機から前記燃焼器内に希釈空気を吐出するように構成され、
前記希釈孔が、ガスタービンエンジンにおけるNOxエミッションを低減するのを可能にするようにさらに構成される、
ガスタービンエンジン(10)。 - 前記二次希釈孔(100)が、前記一次希釈孔(98)から、該二次希釈孔の直径の2倍から該二次希釈孔の直径の4倍の範囲内にある距離だけ間隔を置いて配置される、請求項8記載のガスタービンエンジン(10)。
- 前記一次希釈孔(98)が、第1のグループの希釈孔(150)と第2のグループの希釈孔(152)とを含み、
前記第1のグループが、前記第2のグループの直径よりも大きい直径を有し、
前記第1のグループの各希釈孔が、前記第2のグループの隣接する希釈孔間に配置される、
請求項8記載のガスタービンエンジン(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/486,757 | 2006-07-14 | ||
US11/486,757 US7895841B2 (en) | 2006-07-14 | 2006-07-14 | Method and apparatus to facilitate reducing NOx emissions in turbine engines |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008020180A true JP2008020180A (ja) | 2008-01-31 |
JP5374031B2 JP5374031B2 (ja) | 2013-12-25 |
Family
ID=38650015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007180473A Expired - Fee Related JP5374031B2 (ja) | 2006-07-14 | 2007-07-10 | タービンエンジンにおけるNOxエミッションを低減するのを可能にするための装置及びガスタービンエンジン |
Country Status (7)
Country | Link |
---|---|
US (2) | US7895841B2 (ja) |
EP (1) | EP1878971A3 (ja) |
JP (1) | JP5374031B2 (ja) |
CN (2) | CN101105293B (ja) |
CA (1) | CA2593466C (ja) |
MY (1) | MY151124A (ja) |
SG (2) | SG139666A1 (ja) |
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2006
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2007
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Also Published As
Publication number | Publication date |
---|---|
US7895841B2 (en) | 2011-03-01 |
EP1878971A3 (en) | 2014-02-26 |
MY151124A (en) | 2014-04-30 |
EP1878971A2 (en) | 2008-01-16 |
CN101105293B (zh) | 2011-06-08 |
SG139666A1 (en) | 2008-02-29 |
JP5374031B2 (ja) | 2013-12-25 |
CN101105293A (zh) | 2008-01-16 |
SG158865A1 (en) | 2010-02-26 |
US20080010992A1 (en) | 2008-01-17 |
CA2593466A1 (en) | 2008-01-14 |
CN101105292A (zh) | 2008-01-16 |
US20080010991A1 (en) | 2008-01-17 |
CA2593466C (en) | 2014-11-04 |
US7900457B2 (en) | 2011-03-08 |
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