JP2014130009A - 燃焼器およびガスタービン - Google Patents
燃焼器およびガスタービン Download PDFInfo
- Publication number
- JP2014130009A JP2014130009A JP2014082293A JP2014082293A JP2014130009A JP 2014130009 A JP2014130009 A JP 2014130009A JP 2014082293 A JP2014082293 A JP 2014082293A JP 2014082293 A JP2014082293 A JP 2014082293A JP 2014130009 A JP2014130009 A JP 2014130009A
- Authority
- JP
- Japan
- Prior art keywords
- acoustic
- partition member
- combustor
- vibration
- air vibration
- 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
Images
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
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/16—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration with devices inside the flame tube or the combustion chamber to influence the air or gas flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
-
- 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
- F02C7/24—Heat or noise insulation
-
- 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
- F01D25/04—Antivibration arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
- F23M20/00—Details of combustion chambers, not otherwise provided for, e.g. means for storing heat from flames
- F23M20/005—Noise absorbing means
-
- 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
- F23R3/002—Wall structures
-
- 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
- F23R3/005—Combined with pressure or heat exchangers
-
- 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
-
- 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
- F23R3/42—Continuous combustion chambers using liquid or gaseous fuel characterised by the arrangement or form of the flame tubes or combustion chambers
-
- 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
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
- F05D2260/963—Preventing, counteracting or reducing vibration or noise by Helmholtz resonators
-
- 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
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
- F05D2260/964—Preventing, counteracting or reducing vibration or noise counteracting thermoacoustic noise
-
- 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
- F23R2900/00014—Reducing thermo-acoustic vibrations by passive means, e.g. by Helmholtz resonators
-
- 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
- F23R2900/03041—Effusion cooled combustion chamber walls or domes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Fluidized-Bed Combustion And Resonant Combustion (AREA)
Abstract
【解決手段】燃焼筒33の外面に沿って音響ダンパ1A,1B,1C,1Dを設け、燃焼筒に流通する燃焼ガスの空気振動を音響ダンパに流入させる燃焼器12であって、音響ダンパは、振動発生源で発生する空気振動を取り込むように形成された通路と、通路における空気振動の伝搬の下流側を閉塞して当該空気振動の抵抗となる仕切部材とを含み、通路の入口と仕切部材との間の音響部は、通路を燃焼筒の軸方向に沿って配置して空気振動を逆方向に伝搬させるとともに、各方向において空気振動の抵抗となる態様で仕切部材を配置する。
【選択図】図11
Description
F=∫(fr×dr+fθ×dθ+fz×dz)…(1)
この式(1)において、frは半径方向成分の力、fθは周方向成分の力、fzは軸方向成分の力であり、drは半径方向の振動変位、dθは周方向の振動変位、dzは軸方向の振動変位である。
2 ハウジング
2a 外壁部
2b 側壁部
3 仕切壁
4,6 隔壁
4a 切欠
5a,5b,5c,5d 仕切部材
12 燃焼器
33 尾筒(燃焼筒)
33a 貫通孔
37 ガセット
37a 枠部
37b 支持片
F 励振力
N 音響部
R 通路
S 燃焼器軸
V 空気振動
Claims (5)
- 燃焼筒の外面に沿って音響ダンパを設け、前記燃焼筒に流通する燃焼ガスの空気振動を前記音響ダンパに流入させる燃焼器であって、
前記音響ダンパは、
前記空気振動を取り込むように形成された通路と、
前記通路における前記空気振動の伝搬の下流側を閉塞して当該空気振動の抵抗となる仕切部材とを含み、
前記通路の入口と前記仕切部材との間の音響部は、前記通路を前記燃焼筒の軸方向に沿って配置して前記空気振動を逆方向に伝搬させるとともに、各方向において前記空気振動の抵抗となる態様で前記仕切部材を配置することを特徴とする燃焼器。 - 前記音響ダンパは、前記音響部が前記通路を逆方向に折り返して設けられ、当該折返し部分と終端に仕切部材が設けられていることを特徴とする請求項1に記載の燃焼器。
- 前記音響ダンパは、前記通路を折り返して構成された前記音響部を、複数配置することを特徴とする請求項2に記載の燃焼器。
- 前記音響ダンパは、前記通路の折返しを複数とし、当該各折返し部分に前記仕切部材を設けることを特徴とする請求項2または3に記載の燃焼器。
- 請求項1〜4のいずれか1つに記載の燃焼器を備えることを特徴とするガスタービン。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014082293A JP5813169B2 (ja) | 2011-03-22 | 2014-04-11 | 燃焼器およびガスタービン |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011063298 | 2011-03-22 | ||
JP2011063298 | 2011-03-22 | ||
JP2014082293A JP5813169B2 (ja) | 2011-03-22 | 2014-04-11 | 燃焼器およびガスタービン |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013505850A Division JP5623627B2 (ja) | 2011-03-22 | 2012-02-20 | 燃焼器およびガスタービン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014130009A true JP2014130009A (ja) | 2014-07-10 |
JP5813169B2 JP5813169B2 (ja) | 2015-11-17 |
Family
ID=46879122
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013505850A Active JP5623627B2 (ja) | 2011-03-22 | 2012-02-20 | 燃焼器およびガスタービン |
JP2014082293A Active JP5813169B2 (ja) | 2011-03-22 | 2014-04-11 | 燃焼器およびガスタービン |
JP2014192178A Active JP5995932B2 (ja) | 2011-03-22 | 2014-09-22 | 燃焼器およびガスタービン |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013505850A Active JP5623627B2 (ja) | 2011-03-22 | 2012-02-20 | 燃焼器およびガスタービン |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014192178A Active JP5995932B2 (ja) | 2011-03-22 | 2014-09-22 | 燃焼器およびガスタービン |
Country Status (6)
Country | Link |
---|---|
US (1) | US8733496B2 (ja) |
EP (2) | EP2930429B1 (ja) |
JP (3) | JP5623627B2 (ja) |
KR (1) | KR101498400B1 (ja) |
CN (1) | CN103140716B (ja) |
WO (1) | WO2012127959A1 (ja) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2559945A1 (en) * | 2011-08-17 | 2013-02-20 | Siemens Aktiengesellschaft | Combustion arrangement and turbine comprising a damping facility |
KR101671600B1 (ko) * | 2012-02-24 | 2016-11-16 | 미츠비시 쥬고교 가부시키가이샤 | 음향 댐퍼, 연소기 및 가스 터빈 |
JP6099093B2 (ja) * | 2013-04-16 | 2017-03-22 | 三菱重工業株式会社 | 音響ダンパ装置 |
GB2516286B (en) * | 2013-07-18 | 2016-08-17 | Rolls Royce Plc | A duct and method for damping pressure waves caused by thermoacoustic instability |
US20150082794A1 (en) * | 2013-09-26 | 2015-03-26 | Reinhard Schilp | Apparatus for acoustic damping and operational control of damping, cooling, and emissions in a gas turbine engine |
JP6258042B2 (ja) * | 2014-01-17 | 2018-01-10 | 三菱重工業株式会社 | 減衰装置、燃焼器及びガスタービン |
CN107076416B (zh) * | 2014-08-26 | 2020-05-19 | 西门子能源公司 | 用于燃气涡轮发动机中的声共振器的薄膜冷却孔装置 |
US10260643B2 (en) | 2014-12-02 | 2019-04-16 | United Technologies Corporation | Bleed valve resonator drain |
KR20170103011A (ko) * | 2015-02-23 | 2017-09-12 | 미츠비시 쥬고교 가부시키가이샤 | 감쇠 장치, 연소기 및 가스 터빈 |
US9783316B2 (en) * | 2015-06-22 | 2017-10-10 | Rohr, Inc. | Acoustic panel assembly with a folding chamber |
JP6579834B2 (ja) | 2015-07-08 | 2019-09-25 | 三菱日立パワーシステムズ株式会社 | 燃焼器及びガスタービン |
JP6640581B2 (ja) * | 2016-01-29 | 2020-02-05 | 三菱日立パワーシステムズ株式会社 | 音響ダンパ、燃焼器およびガスタービン |
EP3465008B1 (en) * | 2016-07-25 | 2021-08-25 | Siemens Energy Global GmbH & Co. KG | Resonator rings for a gas turbine engine |
US10220474B2 (en) | 2016-12-02 | 2019-03-05 | General Electricd Company | Method and apparatus for gas turbine combustor inner cap and high frequency acoustic dampers |
US10221769B2 (en) | 2016-12-02 | 2019-03-05 | General Electric Company | System and apparatus for gas turbine combustor inner cap and extended resonating tubes |
US10228138B2 (en) | 2016-12-02 | 2019-03-12 | General Electric Company | System and apparatus for gas turbine combustor inner cap and resonating tubes |
US10724739B2 (en) | 2017-03-24 | 2020-07-28 | General Electric Company | Combustor acoustic damping structure |
US10415480B2 (en) | 2017-04-13 | 2019-09-17 | General Electric Company | Gas turbine engine fuel manifold damper and method of dynamics attenuation |
US10436118B2 (en) | 2017-06-19 | 2019-10-08 | Rohr, Inc. | Acoustic panel with folding chamber |
US11156162B2 (en) | 2018-05-23 | 2021-10-26 | General Electric Company | Fluid manifold damper for gas turbine engine |
US11506125B2 (en) | 2018-08-01 | 2022-11-22 | General Electric Company | Fluid manifold assembly for gas turbine engine |
IT201900002403A1 (it) * | 2019-02-19 | 2020-08-19 | Phononic Vibes S R L | Dispositivo per ridurre rumore generato da un ventilatore |
JP7223598B2 (ja) * | 2019-02-26 | 2023-02-16 | 三菱重工業株式会社 | 音響ダンパ、燃焼器およびガスタービン |
JP7289752B2 (ja) * | 2019-08-01 | 2023-06-12 | 三菱重工業株式会社 | 音響減衰器、筒アッセンブリ、燃焼器、ガスタービン及び筒アッセンブリの製造方法 |
US11506382B2 (en) | 2019-09-12 | 2022-11-22 | General Electric Company | System and method for acoustic dampers with multiple volumes in a combustion chamber front panel |
KR102343412B1 (ko) * | 2020-10-06 | 2021-12-24 | 재단법인 파동에너지 극한제어 연구단 | 머플러 |
US20240003543A1 (en) * | 2022-06-29 | 2024-01-04 | General Electric Company | Acoustic liner for a gas turbine engine |
US11788724B1 (en) * | 2022-09-02 | 2023-10-17 | General Electric Company | Acoustic damper for combustor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009079484A (ja) * | 2007-09-25 | 2009-04-16 | Mitsubishi Heavy Ind Ltd | ガスタービン燃焼器 |
WO2010097982A1 (ja) * | 2009-02-27 | 2010-09-02 | 三菱重工業株式会社 | 燃焼器およびこれを備えたガスタービン |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3655011A (en) * | 1970-06-10 | 1972-04-11 | Tenneco Inc | Sound attenuating chamber |
JPS62126215A (ja) * | 1985-11-26 | 1987-06-08 | Honda Motor Co Ltd | サイドブランチ型消音装置 |
US4799077A (en) | 1987-11-23 | 1989-01-17 | Polaroid Corporation | Common drive for shutter blades and objective lens assembly |
JP2715465B2 (ja) | 1988-08-31 | 1998-02-18 | 日本電気株式会社 | 記号列照合装置 |
US4944362A (en) * | 1988-11-25 | 1990-07-31 | General Electric Company | Closed cavity noise suppressor |
US5502283A (en) * | 1991-09-25 | 1996-03-26 | Toyoda Boshoku Kabushiki Kaisha | Muffler |
US5952625A (en) * | 1998-01-20 | 1999-09-14 | Jb Design, Inc. | Multi-fold side branch muffler |
DE60001089T2 (de) * | 1999-09-16 | 2003-10-09 | Siemens Vdo Automotive Inc., Chatham | Veränderbarer Resonator |
CN2413190Y (zh) * | 2000-04-14 | 2001-01-03 | 周成荣 | 带红外消音器的水油高效节能飞机发动机 |
US6530221B1 (en) * | 2000-09-21 | 2003-03-11 | Siemens Westinghouse Power Corporation | Modular resonators for suppressing combustion instabilities in gas turbine power plants |
JP3676228B2 (ja) * | 2000-12-06 | 2005-07-27 | 三菱重工業株式会社 | ガスタービン燃焼器およびガスタービン並びにジェットエンジン |
US6973790B2 (en) * | 2000-12-06 | 2005-12-13 | Mitsubishi Heavy Industries, Ltd. | Gas turbine combustor, gas turbine, and jet engine |
JP2002317650A (ja) | 2001-04-24 | 2002-10-31 | Mitsubishi Heavy Ind Ltd | ガスタービン燃焼器 |
US6595319B1 (en) * | 2001-10-30 | 2003-07-22 | Ronald G. Huff | Muffler |
WO2004051063A1 (ja) * | 2002-12-02 | 2004-06-17 | Mitsubishi Heavy Industries, Ltd. | ガスタービン燃焼器、及びこれを備えたガスタービン |
US7080514B2 (en) * | 2003-08-15 | 2006-07-25 | Siemens Power Generation,Inc. | High frequency dynamics resonator assembly |
JP4494889B2 (ja) | 2004-07-05 | 2010-06-30 | 三菱重工業株式会社 | 減衰付加装置 |
JP4754987B2 (ja) | 2005-02-22 | 2011-08-24 | 三菱重工業株式会社 | 減衰装置、燃焼器及びガスタービン |
US7461719B2 (en) * | 2005-11-10 | 2008-12-09 | Siemens Energy, Inc. | Resonator performance by local reduction of component thickness |
JP4773904B2 (ja) * | 2006-07-11 | 2011-09-14 | 三菱重工業株式会社 | ガスタービン燃焼器 |
JP5074099B2 (ja) * | 2007-05-28 | 2012-11-14 | 株式会社荏原製作所 | サイレンサ |
WO2009009120A1 (en) * | 2007-07-10 | 2009-01-15 | Jb Design, Inc. | Muffler |
JP4831835B2 (ja) * | 2007-09-25 | 2011-12-07 | 三菱重工業株式会社 | ガスタービン燃焼器 |
CN101868602B (zh) * | 2007-11-21 | 2013-09-04 | 三菱重工业株式会社 | 衰减装置及燃气轮机燃烧器 |
JP2009144975A (ja) * | 2007-12-13 | 2009-07-02 | Mitsubishi Heavy Ind Ltd | 音響ダンパ構造 |
US8474265B2 (en) * | 2009-07-29 | 2013-07-02 | General Electric Company | Fuel nozzle for a turbine combustor, and methods of forming same |
-
2012
- 2012-02-20 CN CN201280003105.1A patent/CN103140716B/zh active Active
- 2012-02-20 EP EP15156023.2A patent/EP2930429B1/en active Active
- 2012-02-20 JP JP2013505850A patent/JP5623627B2/ja active Active
- 2012-02-20 KR KR1020137007961A patent/KR101498400B1/ko active IP Right Grant
- 2012-02-20 US US13/876,772 patent/US8733496B2/en active Active
- 2012-02-20 EP EP12760742.2A patent/EP2690365B1/en active Active
- 2012-02-20 WO PCT/JP2012/053988 patent/WO2012127959A1/ja active Application Filing
-
2014
- 2014-04-11 JP JP2014082293A patent/JP5813169B2/ja active Active
- 2014-09-22 JP JP2014192178A patent/JP5995932B2/ja active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009079484A (ja) * | 2007-09-25 | 2009-04-16 | Mitsubishi Heavy Ind Ltd | ガスタービン燃焼器 |
WO2010097982A1 (ja) * | 2009-02-27 | 2010-09-02 | 三菱重工業株式会社 | 燃焼器およびこれを備えたガスタービン |
Also Published As
Publication number | Publication date |
---|---|
KR20130101041A (ko) | 2013-09-12 |
JPWO2012127959A1 (ja) | 2014-07-24 |
EP2690365A4 (en) | 2014-08-27 |
EP2690365B1 (en) | 2015-12-30 |
EP2930429B1 (en) | 2016-12-14 |
US20130206500A1 (en) | 2013-08-15 |
JP5813169B2 (ja) | 2015-11-17 |
JP5623627B2 (ja) | 2014-11-12 |
JP2014238099A (ja) | 2014-12-18 |
KR101498400B1 (ko) | 2015-03-30 |
WO2012127959A1 (ja) | 2012-09-27 |
EP2690365A1 (en) | 2014-01-29 |
EP2930429A1 (en) | 2015-10-14 |
US8733496B2 (en) | 2014-05-27 |
CN103140716B (zh) | 2015-05-27 |
JP5995932B2 (ja) | 2016-09-21 |
CN103140716A (zh) | 2013-06-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5813169B2 (ja) | 燃焼器およびガスタービン | |
JP4929357B2 (ja) | 減衰装置及びガスタービン燃焼器 | |
JP5584700B2 (ja) | 音響ダンパ | |
WO2016135833A1 (ja) | 減衰装置、燃焼器及びガスタービン | |
US10197275B2 (en) | High frequency acoustic damper for combustor liners | |
US20140311156A1 (en) | Combustor cap for damping low frequency dynamics | |
JP2014509707A (ja) | ダイナミクスの減衰を伴う出力増大システム | |
JP5054988B2 (ja) | 燃焼器 | |
JP7257215B2 (ja) | 音響ダンパ、燃焼器及びガスタービン | |
JP6640581B2 (ja) | 音響ダンパ、燃焼器およびガスタービン | |
TWI557375B (zh) | Vibration dampers, burners and gas turbines | |
JP7223598B2 (ja) | 音響ダンパ、燃焼器およびガスタービン | |
JP5959870B2 (ja) | 音響ダンパ、燃焼器、ガスタービン |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20140411 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20150130 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20150203 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20150325 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150825 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20150915 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 5813169 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |