JP4744953B2 - ガスタービン燃焼器用多ベンチュリ管燃料インジェクタ - Google Patents
ガスタービン燃焼器用多ベンチュリ管燃料インジェクタ Download PDFInfo
- Publication number
- JP4744953B2 JP4744953B2 JP2005189089A JP2005189089A JP4744953B2 JP 4744953 B2 JP4744953 B2 JP 4744953B2 JP 2005189089 A JP2005189089 A JP 2005189089A JP 2005189089 A JP2005189089 A JP 2005189089A JP 4744953 B2 JP4744953 B2 JP 4744953B2
- Authority
- JP
- Japan
- Prior art keywords
- venturi
- fuel
- combustor
- inlet
- diffuser
- 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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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
- F23R3/40—Continuous combustion chambers using liquid or gaseous fuel characterised by the use of catalytic means
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Description
12 プレバーナセクション
14 フローライナ
16 ライナの穴
18 プレバーナ燃料ノズル
20 燃料インジェクタ
21 多ベンチュリ管構成(MVT)
22 触媒セクション
24 流れ制御装置
30 前部プレート
32 後部プレート
36 ケーシング
38 燃料プレナム
40 燃料入口
42 ベンチュリ管
44 収束入口部
46 スロート部
48 発散ディフューザ部
Claims (9)
- フローライナを含み、圧縮機吐出空気を受けるようになった燃焼器ハウジングと、
前記フローライナの下流に配置され、前記圧縮機吐出空気を受けかつ空気と燃料とを混合するようになった主燃料インジェクタと、
前記主燃料インジェクタの下流に配置され、該主燃料インジェクタから空気及び燃料の混合気を受けるようになった触媒セクションと、を含み、
前記主燃料インジェクタが、
(i)その各々が収束入口部、スロート部及びディフューザ部を含み、それらを通して燃料/空気混合気をほぼ軸方向に流して該ディフューザ部から流出させるようになったベンチュリ管の列と、
(ii)前部プレートと、
(iii)ケーシングによって囲まれた後部プレートであって、前記前部プレートとの間に燃料供給プレナムを形成した後部プレートとを含み、
各前記プレートが、前記ベンチュリ管を受けるための複数の開口を有し、
各前記ベンチュリ管入口部が、前記スロート部から軸方向上流の位置において前記燃料供給プレナムから該ベンチュリ管入口部内に燃料を供給するための少なくとも1つの燃料供給孔を有しており、前記燃料供給プレナムと前記燃料供給孔との間で連通状態になった二次プレナムを含む、
ガスタービン用燃焼器。 - 各前記ベンチュリ管が、前記収束入口部の周りに配置されたベンチュリ管部材を含み、前記部材が、前記二次プレナムと連通した開口を含み、前記二次プレナムが、前記入口部と前記部材との間に位置している、請求項1記載の燃焼器。
- 前記入口部内の1つの燃料供給孔が、軸方向に前記スロート部よりも前記入口部への入口開口により近接して設置されている、請求項1記載の燃焼器。
- 各前記ベンチュリ管が、前記収束入口部の周りに配置されたベンチュリ管部材を含み、前記部材が、前記二次プレナムと連通した開口を含み、前記二次プレナムが、前記入口部と前記部材との間に位置し、前記部材と各ベンチュリ管の入口部とが互いにねじ止めされ、前記ディフューザ部と前記スロート部とが互いにろう付けされている、請求項1記載の燃焼器。
- 各前記ディフューザ部が、前記スロート部から離れた出口で終わる多数の個別の角度交差した側壁を有する、請求項1記載の燃焼器。
- 各前記ディフューザ部が、該ディフューザ部に沿って多数の個別の角度交差側壁を有し、前記ベンチュリ管の列が、軸線の周りに互いに円周方向並列状態でかつ互いに半径方向に間隔を置いて配置されている、請求項1記載の燃焼器。
- 各ディフューザ部の角度交差側壁が、前記スロート部から離れた出口で終わり、前記スロート部が円形断面を有し、また前記ディフューザ部が、前記スロート部から前記出口まで滑らかに移行している、請求項6記載の燃焼器。
- 前記ディフューザ部の側壁が、2つの対向する半径方向に間隔を置いた円弧形壁表面と一対の直線状に延びる円周方向に間隔を置いた側壁表面とを含む、請求項7記載の燃焼器。
- 前記ベンチュリ管が、前記軸線の周りでほぼ同心の列として配置され、前記ベンチュリ管のスロート部が、前記軸線に垂直な共通平面内に位置し、前記ベンチュリ管が、軸方向に段差配列された出口開口を形成する前記多数の角度交差側壁で終わり、半径方向最内側ベンチュリ管の前記出口開口がその対応するスロート部から間隔を置いて配置された距離が、半径方向最外側出口開口がその対応するスロート部から間隔を置いて配置された距離よりも大きい、請求項7記載の燃焼器。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/879,279 | 2004-06-30 | ||
US10/879,279 US6983600B1 (en) | 2004-06-30 | 2004-06-30 | Multi-venturi tube fuel injector for gas turbine combustors |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006029773A JP2006029773A (ja) | 2006-02-02 |
JP4744953B2 true JP4744953B2 (ja) | 2011-08-10 |
Family
ID=35512490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005189089A Expired - Fee Related JP4744953B2 (ja) | 2004-06-30 | 2005-06-29 | ガスタービン燃焼器用多ベンチュリ管燃料インジェクタ |
Country Status (3)
Country | Link |
---|---|
US (1) | US6983600B1 (ja) |
JP (1) | JP4744953B2 (ja) |
CN (1) | CN100529548C (ja) |
Cited By (1)
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JP2013504733A (ja) * | 2009-09-13 | 2013-02-07 | リーン フレイム インコーポレイテッド | 燃焼装置用の入口予混合器 |
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-
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- 2005-06-30 CN CNB2005100809905A patent/CN100529548C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2013504733A (ja) * | 2009-09-13 | 2013-02-07 | リーン フレイム インコーポレイテッド | 燃焼装置用の入口予混合器 |
Also Published As
Publication number | Publication date |
---|---|
JP2006029773A (ja) | 2006-02-02 |
US6983600B1 (en) | 2006-01-10 |
US20060000216A1 (en) | 2006-01-05 |
CN1715758A (zh) | 2006-01-04 |
CN100529548C (zh) | 2009-08-19 |
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