JP2010014119A - 燃焼器トランジションピース後端冷却並びに関連方法 - Google Patents
燃焼器トランジションピース後端冷却並びに関連方法 Download PDFInfo
- Publication number
- JP2010014119A JP2010014119A JP2009159437A JP2009159437A JP2010014119A JP 2010014119 A JP2010014119 A JP 2010014119A JP 2009159437 A JP2009159437 A JP 2009159437A JP 2009159437 A JP2009159437 A JP 2009159437A JP 2010014119 A JP2010014119 A JP 2010014119A
- Authority
- JP
- Japan
- Prior art keywords
- rear end
- transition duct
- cooling
- seals
- seal
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 44
- 230000007704 transition Effects 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010329 laser etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- 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
- 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
- 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
- F05D2240/00—Components
- F05D2240/55—Seals
- F05D2240/56—Brush seals
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】 前端と後端(12)とを有する管状本体と、後端(12)において管状本体の外面上に形成された複数の冷却チャンネル(16)と、後端(12)を囲み、複数の冷却チャンネル(16)の少なくとも一部を覆う閉鎖バンド(32)と、閉鎖バンド(32)に取り付けられ、管状本体の後端を囲むシール(37)と、を備えたガスタービン用トランジションダクト(10)。
【選択図】 図2
Description
20 後縁
22 入口
24 外面
26 側面
28 側面
32 閉鎖バンド
36 シール
38 ブラシシールバンド
Claims (10)
- ガスタービン用トランジションダクト(10)であって、
前端と後端(12)とを有する管状本体と、
前記後端(12)において前記管状本体の外面(24)上に形成された複数の冷却チャンネル(16)と、
前記後端(12)を囲み、前記複数の冷却チャンネル(16)の少なくとも一部を覆う閉鎖バンド(32)と、
前記閉鎖バンド(32)に取り付けられ、前記管状本体の前記後端(12)を囲むシール(37)と
を備えるトランジションダクト。 - 前記複数の冷却チャンネル(16)には入口端部(22)と出口端部(18)とが形成され、前記出口端部(18)は前記トランジションダクトの後縁(20)に位置付けられる、請求項1記載のトランジションダクト。
- 前記入口端部(22)が、前記閉鎖バンド(32)によって覆われない先細表面部を含む、請求項2記載のトランジションダクト。
- 前記閉鎖バンド(32)には、前記複数の冷却チャンネルの1以上の上に位置する複数の冷却開口(36)が形成される、請求項1記載のトランジションダクト。
- 前記複数の冷却開口(36)の少なくとも1つが、前記複数の冷却チャンネル(16)の各々に対して設けられる、請求項4記載のトランジションダクト。
- 前記シール(37)が、ブラシシール、リーフシール、布シール、ロープシール、及びフラシールを含むグループから選択される、請求項1記載のトランジションダクト。
- 前記シール(37)がブラシシールを含む、請求項1記載のトランジションダクト。
- ガスタービントランジションダクト(10)の後端(12)に冷却空気を供給する方法であって、
前記トランジションダクト(10)の外面(24)上でその後端において、前記ダクトの後縁(20)から上流方向に延びる複数の開放冷却チャンネル(16)を形成する段階と、
前記複数の開放冷却チャンネル(16)の少なくとも一部を周辺閉鎖バンド(32)により閉鎖して、これにより冷却通路を形成する段階と、
前記閉鎖バンドにシール(37)を組み込む段階と
を含む方法。 - 前記冷却チャンネルが実質的に矩形の断面形状を有する、請求項8記載の方法。
- 前記シール(37)が、ブラシシール、リーフシール、布シール、ロープシール、及びフラシールを含むグループから選択される、請求項8記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/216,515 US8186167B2 (en) | 2008-07-07 | 2008-07-07 | Combustor transition piece aft end cooling and related method |
| US12/216,515 | 2008-07-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010014119A true JP2010014119A (ja) | 2010-01-21 |
| JP5468831B2 JP5468831B2 (ja) | 2014-04-09 |
Family
ID=41413001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009159437A Active JP5468831B2 (ja) | 2008-07-07 | 2009-07-06 | 燃焼器トランジションピース後端冷却並びに関連方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8186167B2 (ja) |
| JP (1) | JP5468831B2 (ja) |
| CN (1) | CN101629520B (ja) |
| CH (1) | CH699125B1 (ja) |
| DE (1) | DE102009026052B4 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013231576A (ja) * | 2012-04-30 | 2013-11-14 | General Electric Co <Ge> | タービンシステム内での後期噴射を備えたトランジッションダクト |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110110772A1 (en) * | 2009-11-11 | 2011-05-12 | Arrell Douglas J | Turbine Engine Components with Near Surface Cooling Channels and Methods of Making the Same |
| US8225614B2 (en) | 2010-10-07 | 2012-07-24 | General Electric Company | Shim for sealing transition pieces |
| US9121279B2 (en) * | 2010-10-08 | 2015-09-01 | Alstom Technology Ltd | Tunable transition duct side seals in a gas turbine engine |
| US9255484B2 (en) * | 2011-03-16 | 2016-02-09 | General Electric Company | Aft frame and method for cooling aft frame |
| US8915087B2 (en) * | 2011-06-21 | 2014-12-23 | General Electric Company | Methods and systems for transferring heat from a transition nozzle |
| US9938844B2 (en) | 2011-10-26 | 2018-04-10 | General Electric Company | Metallic stator seal |
| US10161523B2 (en) * | 2011-12-23 | 2018-12-25 | General Electric Company | Enhanced cloth seal |
| US9127553B2 (en) * | 2012-04-13 | 2015-09-08 | General Electric Company | Method, systems, and apparatuses for transition piece contouring |
| US9121613B2 (en) | 2012-06-05 | 2015-09-01 | General Electric Company | Combustor with brief quench zone with slots |
| US20140000267A1 (en) * | 2012-06-29 | 2014-01-02 | General Electric Company | Transition duct for a gas turbine |
| US9574498B2 (en) | 2013-09-25 | 2017-02-21 | General Electric Company | Internally cooled transition duct aft frame with serpentine cooling passage and conduit |
| US9909432B2 (en) | 2013-11-26 | 2018-03-06 | General Electric Company | Gas turbine transition piece aft frame assemblies with cooling channels and methods for manufacturing the same |
| WO2017023327A1 (en) * | 2015-08-06 | 2017-02-09 | Siemens Aktiengesellschaft | Trailing edge duct for combustors with cooling features |
| US10227883B2 (en) * | 2016-03-24 | 2019-03-12 | General Electric Company | Transition duct assembly |
| US10718224B2 (en) * | 2017-10-13 | 2020-07-21 | General Electric Company | AFT frame assembly for gas turbine transition piece |
| US10684016B2 (en) * | 2017-10-13 | 2020-06-16 | General Electric Company | Aft frame assembly for gas turbine transition piece |
| US10890328B2 (en) * | 2018-11-29 | 2021-01-12 | DOOSAN Heavy Industries Construction Co., LTD | Fin-pin flow guide for efficient transition piece cooling |
| US11859818B2 (en) * | 2019-02-25 | 2024-01-02 | General Electric Company | Systems and methods for variable microchannel combustor liner cooling |
| CN112984560B (zh) * | 2021-04-20 | 2021-10-26 | 中国联合重型燃气轮机技术有限公司 | 燃气轮机、燃烧室和过渡段 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002511126A (ja) * | 1997-06-13 | 2002-04-09 | シーメンス・ウェスチングハウス・パワー・コーポレイション | ガスタービンの冷却パネル |
| JP2004084601A (ja) * | 2002-08-28 | 2004-03-18 | Mitsubishi Heavy Ind Ltd | 燃焼器およびガスタービン |
| JP2006097518A (ja) * | 2004-09-29 | 2006-04-13 | Mitsubishi Heavy Ind Ltd | ガスタービンにおける燃焼器尾筒とガスパスとの連結構造 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5400586A (en) * | 1992-07-28 | 1995-03-28 | General Electric Co. | Self-accommodating brush seal for gas turbine combustor |
| US5724816A (en) * | 1996-04-10 | 1998-03-10 | General Electric Company | Combustor for a gas turbine with cooling structure |
| US6334310B1 (en) * | 2000-06-02 | 2002-01-01 | General Electric Company | Fracture resistant support structure for a hula seal in a turbine combustor and related method |
| US7178340B2 (en) * | 2003-09-24 | 2007-02-20 | Power Systems Mfg., Llc | Transition duct honeycomb seal |
| US20070187900A1 (en) | 2004-05-04 | 2007-08-16 | Advanced Components & Materials, Inc. | Non-metallic brush seals |
| US20060010874A1 (en) | 2004-07-15 | 2006-01-19 | Intile John C | Cooling aft end of a combustion liner |
-
2008
- 2008-07-07 US US12/216,515 patent/US8186167B2/en active Active
-
2009
- 2009-06-29 DE DE102009026052.8A patent/DE102009026052B4/de active Active
- 2009-07-03 CH CH01029/09A patent/CH699125B1/de not_active IP Right Cessation
- 2009-07-06 JP JP2009159437A patent/JP5468831B2/ja active Active
- 2009-07-07 CN CN200910159705.7A patent/CN101629520B/zh active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002511126A (ja) * | 1997-06-13 | 2002-04-09 | シーメンス・ウェスチングハウス・パワー・コーポレイション | ガスタービンの冷却パネル |
| JP2004084601A (ja) * | 2002-08-28 | 2004-03-18 | Mitsubishi Heavy Ind Ltd | 燃焼器およびガスタービン |
| JP2006097518A (ja) * | 2004-09-29 | 2006-04-13 | Mitsubishi Heavy Ind Ltd | ガスタービンにおける燃焼器尾筒とガスパスとの連結構造 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013231576A (ja) * | 2012-04-30 | 2013-11-14 | General Electric Co <Ge> | タービンシステム内での後期噴射を備えたトランジッションダクト |
Also Published As
| Publication number | Publication date |
|---|---|
| CH699125B1 (de) | 2013-11-29 |
| DE102009026052B4 (de) | 2022-11-17 |
| DE102009026052A1 (de) | 2010-01-14 |
| CN101629520A (zh) | 2010-01-20 |
| CN101629520B (zh) | 2014-04-16 |
| CH699125A2 (de) | 2010-01-15 |
| JP5468831B2 (ja) | 2014-04-09 |
| US20100003128A1 (en) | 2010-01-07 |
| US8186167B2 (en) | 2012-05-29 |
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