JP2010159753A - ガスタービンエンジン内における移行ダクト冷却を強化するための方法及び装置 - Google Patents
ガスタービンエンジン内における移行ダクト冷却を強化するための方法及び装置 Download PDFInfo
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- JP2010159753A JP2010159753A JP2010000846A JP2010000846A JP2010159753A JP 2010159753 A JP2010159753 A JP 2010159753A JP 2010000846 A JP2010000846 A JP 2010000846A JP 2010000846 A JP2010000846 A JP 2010000846A JP 2010159753 A JP2010159753 A JP 2010159753A
- Authority
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- Japan
- Prior art keywords
- cooling
- cooling sleeve
- transition piece
- wall
- annular passage
- 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.)
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Classifications
-
- 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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
-
- 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
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
- F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】本移行部品は、燃焼器組立体(104)の内壁(240)と、第1の端部(233)及び対向する第2の端部(235)を備えた冷却スリーブ(300)とを含み、冷却スリーブは、内壁との間に環状通路(238)を形成するように該内壁に結合され、第1の端部は、環状入口(237)を形成し、また第2の端部は、環状出口(306)を形成する。
【選択図】 図3
Description
内壁との間に環状通路を形成するように該内壁に結合される。第1の端部は環状入口を形成し、また第2の端部は環状出口を形成する。
102 圧縮機組立体
104 燃焼器組立体
108 タービン組立体
110 圧縮機/タービンシャフト
112 ディフューザ
114 圧縮機吐出プレナム
220 エンドカバー
222 燃料ノズル組立体
224 燃焼器ケーシング
226 燃焼器ライナ
228 燃焼チャンバ
229 燃焼チャンバ冷却通路
230 ダクト又は移行部品
232 タービンノズル
233 入口端部
235 出口端部
236 外壁
237 通路入口
238 移行部品環状通路
240 内壁
242 案内空洞
244 燃料ノズルフランジ
300 冷却スリーブ
302 前方フレーム
304 後方フレーム
306 環状通路出口
308 丸味付き入口管
400 第1の部材
402 第2の部材
404 シーム
500 軸方向リブ
502 外表面
504 冷却スリーブ内表面
506 円周方向リブ
508 外表面
600 頂部
602 谷部
604 冷却通路
606 波形部
700 アパーチャ
702 保持スロット
Claims (10)
- タービンエンジン(100)で使用する移行部品(230)であって、
燃焼器組立体(104)の内壁(240)と、
第1の端部(233)及び対向する第2の端部(235)を備えた冷却スリーブ(300)と、を含み、
前記冷却スリーブが、前記内壁との間に環状通路(238)を形成するように該内壁に結合され、
前記第1の端部が環状入口(237)を形成し、
前記第2の端部が環状出口(306)を形成する、
移行部品(230)。 - 前記冷却スリーブ(300)が、その各々が少なくとも1つのシーム(404)に沿って前記内壁(240)の周りでほぼ円周方向に結合された第1の部材(400)及び第2の部材(402)を含み、
前記第1の部材が、機械式ファスナ、クリンピング法及び溶接法の少なくとも1つを使用して前記第2の部材に結合される、
請求項1記載の移行部品(230)。 - 前記環状通路(238)が、少なくとも1つの壁面から該環状通路内に少なくとも部分的に延びる少なくとも1つの軸方向リブ(500)を含む、請求項1記載の移行部品(230)。
- 前記環状通路(238)が、該環状通路の内部に形成されかつ該環状通路を通って円周方向に延びる少なくとも1つのリブ(500)を含む、請求項1記載の移行部品(230)。
- 前記冷却スリーブ(300)が、該冷却スリーブと一体形に形成された少なくとも1つのリブ(500)を含む、請求項1記載の移行部品(230)。
- 前記少なくとも1つのリブ(500)が、前記内壁と前記冷却スリーブとの間の熱伝達を高めるのを可能にする、請求項4記載の移行部品(230)。
- 前記環状通路入口(237)が、該環状通路入口に結合された入口管(308)を含み、
前記入口管が、前記環状通路(238)内に冷却流体流れを送る、
請求項1記載の移行部品(230)。 - 前記冷却スリーブ(300)が、波形表面によって形成され、
前記波形表面が、前記冷却スリーブの構造強度を高めるのを可能にする、
請求項1記載の移行部品(230)。 - 前記環状通路入口(237)が、その中に形成された少なくとも1つのアパーチャ(700)を含み、
前記少なくとも1つのアパーチャが、前記環状通路(238)内に冷却流体流れを送るのを可能にする、
請求項7記載の移行部品(230)。 - 圧縮機(102)と、
前記圧縮機と流れ連通状態で結合されかつ少なくとも1つの移行部品(230)を備えた燃焼器と、
を含み、前記移行部品が、
内壁(240)と、
第1の端部(233)及び対向する第2の端部(235)を備えた冷却スリーブ(300)と、を含み、
前記冷却スリーブが、前記内壁との間に環状通路(238)を形成するように該内壁に結合され、
前記第1の端部が環状入口(237)を形成し、
前記第2の端部が環状出口(306)を形成する、
ガスタービンエンジン組立体(100)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/349,994 US8549861B2 (en) | 2009-01-07 | 2009-01-07 | Method and apparatus to enhance transition duct cooling in a gas turbine engine |
Publications (1)
Publication Number | Publication Date |
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JP2010159753A true JP2010159753A (ja) | 2010-07-22 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010000846A Pending JP2010159753A (ja) | 2009-01-07 | 2010-01-06 | ガスタービンエンジン内における移行ダクト冷却を強化するための方法及び装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8549861B2 (ja) |
EP (1) | EP2206886B1 (ja) |
JP (1) | JP2010159753A (ja) |
CN (1) | CN101776013B (ja) |
Cited By (1)
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JP2019095109A (ja) * | 2017-11-20 | 2019-06-20 | 三菱日立パワーシステムズ株式会社 | ガスタービンの燃焼筒及び燃焼器並びにガスタービン |
KR20200043425A (ko) * | 2017-11-20 | 2020-04-27 | 미츠비시 히타치 파워 시스템즈 가부시키가이샤 | 가스 터빈의 연소통, 연소기 및 가스 터빈 |
KR102288559B1 (ko) | 2017-11-20 | 2021-08-10 | 미츠비시 파워 가부시키가이샤 | 가스 터빈의 연소통, 연소기 및 가스 터빈 |
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Also Published As
Publication number | Publication date |
---|---|
EP2206886A2 (en) | 2010-07-14 |
US8549861B2 (en) | 2013-10-08 |
EP2206886B1 (en) | 2013-11-20 |
CN101776013A (zh) | 2010-07-14 |
EP2206886A3 (en) | 2012-10-10 |
US20100170259A1 (en) | 2010-07-08 |
CN101776013B (zh) | 2015-09-09 |
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