JP5627926B2 - 拡大フラ・シール - Google Patents
拡大フラ・シール Download PDFInfo
- Publication number
- JP5627926B2 JP5627926B2 JP2010113832A JP2010113832A JP5627926B2 JP 5627926 B2 JP5627926 B2 JP 5627926B2 JP 2010113832 A JP2010113832 A JP 2010113832A JP 2010113832 A JP2010113832 A JP 2010113832A JP 5627926 B2 JP5627926 B2 JP 5627926B2
- Authority
- JP
- Japan
- Prior art keywords
- hula seal
- combustor
- slots
- hula
- 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.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
- F16J15/0887—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing the sealing effect being obtained by elastic deformation of the packing
-
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/28—Arrangement of seals
-
- 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
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/00012—Details of sealing devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Gasket Seals (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Description
20 圧縮機
30 燃焼器
40 タービン
50 外部負荷
100 燃焼器
110 燃焼器ライナー
120 遷移部材
122 内壁
124 外壁
130 流れスリーブ
140 燃焼域
150 フラ・シール
160 圧縮機空気流
170 漏洩流
180 高温ガス流
190 脚部
200 スロット
210 フラ・シール
220 脚部
230 スロット
240 後端部
250 拡大スロット
260 切欠き
270 前端部
280 斜めの形状
Claims (9)
- 燃焼器(30)に使用するためのフラ・シール(210)であって、当該フラ・シール(210)が、
軸の周りで周方向に延在するリングと、
前記リングから軸方向に延びる複数の脚部(220)であって、各々、前記リングと反対側の自由端(240)と、前記リングから半径方向外側に延びる弓状部とを含んでいる複数の脚部(220)と
を備えており、前記複数の脚部(220)が複数のスロット(230)を画成していて、前記複数のスロット(230)の各々が、フラ・シール(210)を通過して燃焼器(30)に流入する空気の流れを増大させるための、隣り合った脚部(230)の自由端(240)に向かって末広部(250)を含んでいる、フラ・シール(210)。 - 前記複数の脚部(220)の各々が切欠き(260)を有していて、該切欠(260)が前記複数のスロット(230)の末広部(250)を画成する、請求項1記載のフラ・シール(210)。
- 前記切欠き(260)が、前記複数の脚部(220)の各々の自由端(240)に近接して位置している、請求項2記載のフラ・シール(210)。
- 前記切欠き(260)は斜めの形状(280)を有している、請求項2又は請求項3記載のフラ・シール(210)。
- 前記複数のスロット(230)の各々の幅が、前記リングに近接した閉鎖端部におけるよりも、隣り合った脚部(230)の自由端(240)の間の開放端部における方が広い、請求項1乃至請求項4のいずれか1項記載のフラ・シール(210)。
- ニッケル−クロム合金からなる、請求項1乃至請求項5のいずれか1項記載のフラ・シール(210)。
- 前記複数のスロット(250)がそれらを通る複数の漏洩流路(170)を画成している、請求項1乃至請求項6のいずれか1項記載のフラ・シール(210)。
- 燃焼器(30)を動作させる方法であって、
請求項1乃至請求項7のいずれか1項記載のフラ・シール(210)を燃焼器ライナー(110)と遷移部材(120)の間の環状空間に配置する段階と、
圧縮機空気の流れを前記フラ・シール(210)を通して送る段階と、
高温ガスの流れを燃焼器ライナー(110)を通して流す段階と
を含む方法。 - 燃焼器ライナー(110)と、
遷移部材(120)と、
燃焼器ライナー(110)と遷移部材(120)の間の環状空間に配置された請求項1乃至請求項7のいずれか1項記載のフラ・シール(210)と
を備える燃焼器(30)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/473,312 | 2009-05-28 | ||
US12/473,312 US8429919B2 (en) | 2009-05-28 | 2009-05-28 | Expansion hula seals |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010276018A JP2010276018A (ja) | 2010-12-09 |
JP5627926B2 true JP5627926B2 (ja) | 2014-11-19 |
Family
ID=43069982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010113832A Expired - Fee Related JP5627926B2 (ja) | 2009-05-28 | 2010-05-18 | 拡大フラ・シール |
Country Status (5)
Country | Link |
---|---|
US (1) | US8429919B2 (ja) |
JP (1) | JP5627926B2 (ja) |
CN (1) | CN101900339B (ja) |
CH (1) | CH701152B1 (ja) |
DE (1) | DE102010016838A1 (ja) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8528336B2 (en) * | 2009-03-30 | 2013-09-10 | General Electric Company | Fuel nozzle spring support for shifting a natural frequency |
US8695351B2 (en) * | 2011-05-05 | 2014-04-15 | General Electric Company | Hula seal with preferential cooling having spring fingers and/or adjacent slots with different widths |
US9103551B2 (en) * | 2011-08-01 | 2015-08-11 | General Electric Company | Combustor leaf seal arrangement |
EP2742291B1 (en) * | 2011-08-11 | 2020-07-08 | General Electric Company | System for injecting fuel in a gas turbine engine |
US9671030B2 (en) * | 2012-03-30 | 2017-06-06 | General Electric Company | Metallic seal assembly, turbine component, and method of regulating airflow in turbo-machinery |
US9562689B2 (en) | 2012-08-23 | 2017-02-07 | General Electric Company | Seal for fuel distribution plate |
US9285121B2 (en) | 2012-08-23 | 2016-03-15 | General Electric Company | Gas turbine cooling circuit including a seal for a perforated plate |
US9046038B2 (en) | 2012-08-31 | 2015-06-02 | General Electric Company | Combustor |
US8684130B1 (en) | 2012-09-10 | 2014-04-01 | Alstom Technology Ltd. | Damping system for combustor |
US9869279B2 (en) * | 2012-11-02 | 2018-01-16 | General Electric Company | System and method for a multi-wall turbine combustor |
JP6118596B2 (ja) * | 2013-03-15 | 2017-04-19 | 三菱日立パワーシステムズ株式会社 | 弾性リング、これを備える燃焼器及びガスタービン、並びに弾性リングの製造方法 |
US9759427B2 (en) * | 2013-11-01 | 2017-09-12 | General Electric Company | Interface assembly for a combustor |
EP3073058B1 (en) | 2015-03-27 | 2020-06-10 | Ansaldo Energia Switzerland AG | Sealing arrangements in gas turbines |
EP3073057B1 (en) | 2015-03-27 | 2019-05-15 | Ansaldo Energia Switzerland AG | Gas turbine hula seal and corresponding method |
CN104864416A (zh) * | 2015-04-22 | 2015-08-26 | 北京华清燃气轮机与煤气化联合循环工程技术有限公司 | 一种燃烧室火焰筒与过渡段连接结构 |
EP3181959B1 (en) * | 2015-12-18 | 2020-04-29 | Ansaldo Energia Switzerland AG | Hula seal |
US20180016922A1 (en) * | 2016-07-12 | 2018-01-18 | Siemens Energy, Inc. | Transition Duct Support Arrangement for a Gas Turbine Engine |
JP6779098B2 (ja) * | 2016-10-24 | 2020-11-04 | 三菱パワー株式会社 | ガスタービン燃焼器 |
US11248705B2 (en) * | 2018-06-19 | 2022-02-15 | General Electric Company | Curved seal with relief cuts for adjacent gas turbine components |
US11047248B2 (en) | 2018-06-19 | 2021-06-29 | General Electric Company | Curved seal for adjacent gas turbine components |
KR102176023B1 (ko) * | 2019-11-07 | 2020-11-06 | 두산중공업 주식회사 | 슬롯구조가 형성된 실링부재를 포함하는 가스 터빈 엔진의 연소기, 및 이를 포함하는 가스 터빈 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3759038A (en) * | 1971-12-09 | 1973-09-18 | Westinghouse Electric Corp | Self aligning combustor and transition structure for a gas turbine |
JPH08284688A (ja) * | 1995-04-18 | 1996-10-29 | Hitachi Ltd | ガスタービンおよびガスタービン燃焼装置 |
JPH09195799A (ja) * | 1996-01-17 | 1997-07-29 | Mitsubishi Heavy Ind Ltd | 燃焼器のスプリングシール装置 |
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 |
US6644667B2 (en) * | 2001-02-23 | 2003-11-11 | Cmg Tech, Llc | Seal assembly and rotary machine containing such seal |
US7284378B2 (en) * | 2004-06-04 | 2007-10-23 | General Electric Company | Methods and apparatus for low emission gas turbine energy generation |
EP1521018A1 (en) * | 2003-10-02 | 2005-04-06 | ALSTOM Technology Ltd | High temperature seal |
US7082770B2 (en) * | 2003-12-24 | 2006-08-01 | Martling Vincent C | Flow sleeve for a low NOx combustor |
US7269957B2 (en) * | 2004-05-28 | 2007-09-18 | Martling Vincent C | Combustion liner having improved cooling and sealing |
JP4476152B2 (ja) * | 2005-04-01 | 2010-06-09 | 三菱重工業株式会社 | ガスタービン燃焼器 |
US20080016876A1 (en) * | 2005-06-02 | 2008-01-24 | General Electric Company | Method and apparatus for reducing gas turbine engine emissions |
US8141370B2 (en) * | 2006-08-08 | 2012-03-27 | General Electric Company | Methods and apparatus for radially compliant component mounting |
US20090115141A1 (en) * | 2007-11-07 | 2009-05-07 | General Electric Company | Stage one nozzle to transition piece seal |
-
2009
- 2009-05-28 US US12/473,312 patent/US8429919B2/en not_active Expired - Fee Related
-
2010
- 2010-05-06 DE DE102010016838A patent/DE102010016838A1/de not_active Withdrawn
- 2010-05-18 JP JP2010113832A patent/JP5627926B2/ja not_active Expired - Fee Related
- 2010-05-25 CH CH00813/10A patent/CH701152B1/de not_active IP Right Cessation
- 2010-05-28 CN CN201010196551.1A patent/CN101900339B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20100300116A1 (en) | 2010-12-02 |
JP2010276018A (ja) | 2010-12-09 |
CH701152A2 (de) | 2010-11-30 |
CN101900339B (zh) | 2015-05-20 |
CN101900339A (zh) | 2010-12-01 |
US8429919B2 (en) | 2013-04-30 |
DE102010016838A1 (de) | 2010-12-16 |
CH701152B1 (de) | 2014-07-31 |
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