JP2008274945A - ターボ機械の羽根用のダンパ - Google Patents
ターボ機械の羽根用のダンパ Download PDFInfo
- Publication number
- JP2008274945A JP2008274945A JP2008114898A JP2008114898A JP2008274945A JP 2008274945 A JP2008274945 A JP 2008274945A JP 2008114898 A JP2008114898 A JP 2008114898A JP 2008114898 A JP2008114898 A JP 2008114898A JP 2008274945 A JP2008274945 A JP 2008274945A
- Authority
- JP
- Japan
- Prior art keywords
- damper
- weight
- spring
- rim
- rotor
- 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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/26—Antivibration means not restricted to blade form or construction or to blade-to-blade connections or to the use of particular materials
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3092—Protective layers between blade root and rotor disc surfaces, e.g. anti-friction layers
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/32—Locking, e.g. by final locking blades or keys
- F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
-
- 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
- F05D2250/00—Geometry
- F05D2250/30—Arrangement of components
- F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
- F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other
-
- 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
- F05D2260/30—Retaining components in desired mutual position
- F05D2260/38—Retaining components in desired mutual position by a spring, i.e. spring loaded or biased towards a certain position
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/601—Fabrics
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/50—Vibration damping features
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
【解決手段】本発明は、2つの隣接するターボ機械羽根のプラットフォームの下面と羽根が取り付けられるロータディスクのリムとの間に収容されるように構成される、ターボ機械の羽根ダンパに関連する。このダンパは、錘(11)と、支持板(13)と、ばね(12)と、を備え、ばねが錘を支持板に接続する点で注目に値する。
【選択図】図1
Description
高圧圧縮機の第1の可動ホイールなど、アクセスが困難である環境において、嵌合を可能にすることと、
ダンパが接触する環境の種々の部品間の間隙を閉じることによる相対摩擦によって発生する摩耗を削減することである。
2 圧縮機ロータ
3 ディスク
4 羽根
11、110、311、317 錘
11A、11B、11C、11D 錘の面
12、112、312 ばね
13、113 支持板
13’ 支持板の穿孔
14、15 フック付きのばね板
19 キャビティ
31 リム
31’ 軸方向のセル
41 羽根の根元部
41’ 根元部の下部部品
41’’ 脚部
41’’’ フック
42 プラットフォーム
42’ 横断リブ
43 エアフォイル
116 インサート
211B1、211B2 領域
J 慣性軸
Claims (13)
- 2つの隣接するターボ機械羽根のプラットフォームの下面と羽根が取り付けられるロータディスクのリムとの間に収容されるように設計されるターボ機械羽根ダンパであって、前記ダンパが錘と、前記リムに担持するように整形される支持板と、ばねと、を備え、ばねは錘を支持板に接続され、少なくとも錘は複合材料から構成される、ターボ機械羽根ダンパ。
- 錘が、プラットフォームと接触する表面部分を備え、前記表面部分は、ばねが静止しているとき、支持板に対して90°未満の角度を形成し、前記角度は、プラットフォームの内面とリムとの間の角度によって決定される、請求項1に記載のダンパ。
- ばねが、一端で錘に連結され、その他端で支持板に連結されるばね板である、請求項1または2に記載のダンパ。
- 材料が、含浸織物からなる、請求項3に記載のダンパ。
- 錘が、その密度が含浸材料の密度とは異なり、ダンパの所望の密度に基づいて決定される少なくとも1つのインサートを備える、請求項4に記載のダンパ。
- インサートが、金属構造または気泡体構造からなる、請求項5に記載のダンパ。
- 支持板または錘の少なくとも1つの自由端に、ストッパまたは固定フックを形成するばね板部分を備える、請求項1から6のいずれか一項に記載のダンパ。
- 取り付けられるロータのリバランスを必要とすることなく、ダンパが交換可能であるように錘の質量が調整される、請求項1から7のいずれか一項に記載のダンパ。
- ばね側に前記錘から続く第2の錘を備える、請求項1から8のいずれか一項に記載のダンパ。
- 個別のセルおよびセルに収容される根元部を備える羽根を有するリム、エアフォイル、根元部とエアフォイルとの間のプラットフォームを備え、請求項1から9のいずれか一項で記載されたダンパが、リムと2つの隣接する羽根の2つのプラットフォームとの間の空間に収容される、ターボ機械ロータ。
- ダンパのばねが、嵌合中にプレストレスがかけられる、請求項10に記載のターボ機械ロータ。
- 請求項10または請求項11に記載のロータを備える、ガスタービンエンジン用の圧縮機。
- 請求項10または請求項11に記載のロータを備える、ガスタービンエンジン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0703106A FR2915510B1 (fr) | 2007-04-27 | 2007-04-27 | Amortisseur pour aubes de turbomachines |
FR0703106 | 2007-04-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008274945A true JP2008274945A (ja) | 2008-11-13 |
JP5362252B2 JP5362252B2 (ja) | 2013-12-11 |
Family
ID=38826493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008114898A Active JP5362252B2 (ja) | 2007-04-27 | 2008-04-25 | ターボ機械の羽根用のダンパ |
Country Status (8)
Country | Link |
---|---|
US (1) | US8137071B2 (ja) |
EP (1) | EP1985810B1 (ja) |
JP (1) | JP5362252B2 (ja) |
CN (1) | CN101294501B (ja) |
CA (1) | CA2629803C (ja) |
DE (1) | DE602008001458D1 (ja) |
FR (1) | FR2915510B1 (ja) |
RU (1) | RU2493370C2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010159674A (ja) * | 2009-01-07 | 2010-07-22 | Snecma | ファンブレードのアセンブリ及びそのダンパのアセンブリ、ファンブレードダンパ及びダンパの較正方法 |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8308428B2 (en) * | 2007-10-09 | 2012-11-13 | United Technologies Corporation | Seal assembly retention feature and assembly method |
EP2299060A1 (de) * | 2009-09-17 | 2011-03-23 | Siemens Aktiengesellschaft | Schaufelbefestigung mit Sicherheitseinrichtung für Turbinenschaufeln |
FR2959527B1 (fr) * | 2010-04-28 | 2012-07-20 | Snecma | Piece anti-usure pour echasse d'aube de soufflante de turboreacteur |
FR2962481B1 (fr) * | 2010-07-12 | 2012-08-31 | Snecma Propulsion Solide | Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz |
DE102010041702A1 (de) * | 2010-09-30 | 2012-04-05 | Siemens Aktiengesellschaft | Koppelbolzen für Turbinenschaufeln |
US9133855B2 (en) | 2010-11-15 | 2015-09-15 | Mtu Aero Engines Gmbh | Rotor for a turbo machine |
ES2710516T3 (es) * | 2010-11-17 | 2019-04-25 | MTU Aero Engines AG | Rotor para una turbomáquina, turbomáquina correspondiente y procedimiento de fabricación, reparación o revisión |
US20120177498A1 (en) * | 2011-01-07 | 2012-07-12 | General Electric Company | Axial retention device for turbine system |
FR2970999B1 (fr) * | 2011-02-02 | 2015-03-06 | Snecma | Aubes de turbomachine en cmc, roue mobile de turbomachine et turbomachine les comportant et procede pour leur fabrication |
FR2974387B1 (fr) * | 2011-04-19 | 2015-11-20 | Snecma | Roue de turbine pour une turbomachine |
US10287897B2 (en) | 2011-09-08 | 2019-05-14 | General Electric Company | Turbine rotor blade assembly and method of assembling same |
US20130333173A1 (en) * | 2012-06-15 | 2013-12-19 | Mitsubishi Heavy Industries, Ltd. | Blade root spring insertion jig and insertion method of blade root spring |
US10648352B2 (en) | 2012-06-30 | 2020-05-12 | General Electric Company | Turbine blade sealing structure |
US20140199172A1 (en) * | 2013-01-11 | 2014-07-17 | General Electric Company | Turbomachine and method of handling turbomachine components |
WO2014197105A2 (en) * | 2013-03-25 | 2014-12-11 | United Technologies Corporation | Non-integral blade and platform segment for rotor |
US10202853B2 (en) | 2013-09-11 | 2019-02-12 | General Electric Company | Ply architecture for integral platform and damper retaining features in CMC turbine blades |
FR3027950B1 (fr) * | 2014-11-04 | 2019-10-18 | Safran Aircraft Engines | Roue de turbine pour une turbomachine |
FR3027949B1 (fr) * | 2014-11-04 | 2019-07-26 | Safran Aircraft Engines | Roue de turbine pour une turbomachine |
US10030523B2 (en) * | 2015-02-13 | 2018-07-24 | United Technologies Corporation | Article having cooling passage with undulating profile |
RU2602643C1 (ru) * | 2015-06-18 | 2016-11-20 | федеральное государственное бюджетное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" | Рабочее колесо турбомашины с демпфером для лопаток |
US11092018B2 (en) | 2015-08-07 | 2021-08-17 | Transportation Ip Holdings, Llc | Underplatform damping members and methods for turbocharger assemblies |
FR3047512B1 (fr) * | 2016-02-05 | 2019-11-15 | Safran Aircraft Engines | Dispositif d'amortissement de vibrations pour aubes de turbomachine |
US10260527B2 (en) | 2016-05-17 | 2019-04-16 | General Electric Company | Method and system for mitigating rotor bow |
GB2555632A (en) * | 2016-11-07 | 2018-05-09 | Rolls Royce Plc | Self-sealing impingement cooling tube for a turbine vane |
FR3075282B1 (fr) | 2017-12-14 | 2021-01-08 | Safran Aircraft Engines | Dispositif amortisseur |
FR3075283B1 (fr) * | 2017-12-15 | 2019-11-22 | Safran Aircraft Engines | Dispositif amortisseur |
GB2571176B (en) | 2017-12-14 | 2022-07-20 | Safran Aircraft Engines | Damping device |
FR3075284B1 (fr) | 2017-12-18 | 2020-09-04 | Safran Aircraft Engines | Dispositif amortisseur |
CN111615584B (zh) | 2017-12-18 | 2022-08-16 | 赛峰飞机发动机公司 | 阻尼装置 |
PL424582A1 (pl) | 2018-02-13 | 2019-08-26 | General Electric Company | Zespół przewodowy, amortyzator cierny zespołu przewodowego i sposób montowania amortyzatora ciernego |
JP7168395B2 (ja) | 2018-09-26 | 2022-11-09 | 三菱重工航空エンジン株式会社 | ロータアッセンブリ及び回転機械 |
FR3093533B1 (fr) | 2019-03-06 | 2022-04-15 | Safran Aircraft Engines | dispositif d’amortissement pour rotor de turbomachine |
US11473431B2 (en) * | 2019-03-12 | 2022-10-18 | Raytheon Technologies Corporation | Energy dissipating damper |
US10935080B2 (en) | 2019-03-14 | 2021-03-02 | Raytheon Technologies Corporation | Extended housing sleeve with stiffening ring feature |
FR3096733B1 (fr) | 2019-05-29 | 2022-11-18 | Safran Aircraft Engines | Ensemble pour turbomachine |
FR3096730B1 (fr) | 2019-05-29 | 2021-04-30 | Safran Aircraft Engines | Ensemble pour turbomachine |
WO2020239803A1 (fr) | 2019-05-29 | 2020-12-03 | Safran Aircraft Engines | Ensemble pour turbomachine |
FR3096729B1 (fr) | 2019-05-29 | 2021-04-30 | Safran Aircraft Engines | Ensemble pour turbomachine |
FR3096734B1 (fr) * | 2019-05-29 | 2021-12-31 | Safran Aircraft Engines | Ensemble pour turbomachine |
FR3096731B1 (fr) | 2019-05-29 | 2021-05-07 | Safran Aircraft Engines | Ensemble pour turbomachine |
FR3096732A1 (fr) | 2019-05-29 | 2020-12-04 | Safran Aircraft Engines | Ensemble pour turbomachine |
FR3099213B1 (fr) | 2019-07-23 | 2021-07-16 | Safran Aircraft Engines | Rotor de soufflante pour une turbomachine d’aeronef |
FR3118991B1 (fr) * | 2021-01-19 | 2023-11-24 | Safran Aircraft Engines | Ensemble de turbine de turbomachine |
CN113618341A (zh) * | 2021-08-23 | 2021-11-09 | 成都市新美加机械设备制造有限公司 | 一种支板加工工艺 |
KR20230082253A (ko) * | 2021-12-01 | 2023-06-08 | 두산에너빌리티 주식회사 | 리프 스프링 및 이를 포함하는 씰링 어셈블리 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS427042Y1 (ja) * | 1966-11-08 | 1967-04-03 | ||
EP0095409A1 (fr) * | 1982-05-18 | 1983-11-30 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." | Dispositif d'amortissement pour aubes dans un rotor d'une turbomachine |
US5261790A (en) * | 1992-02-03 | 1993-11-16 | General Electric Company | Retention device for turbine blade damper |
JPH08232602A (ja) * | 1994-12-14 | 1996-09-10 | United Technol Corp <Utc> | 軸流タービンエンジン用ロータ組立体 |
JPH1082301A (ja) * | 1996-06-27 | 1998-03-31 | United Technol Corp <Utc> | タービンブレードのダンパ及びシール |
JP2005113916A (ja) * | 2003-10-08 | 2005-04-28 | United Technol Corp <Utc> | ターボ機械のブレードダンパおよびターボ機械のブレードダンパの組立方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1549152A (en) * | 1977-01-11 | 1979-08-01 | Rolls Royce | Rotor stage for a gas trubine engine |
FR2517779B1 (fr) * | 1981-12-03 | 1986-06-13 | Snecma | Dispositif d'amortissement des aubes d'une soufflante de turbomachine |
FR2523208A1 (fr) * | 1982-03-12 | 1983-09-16 | Snecma | Dispositif d'amortissement des vibrations d'aubes mobiles de turbine |
SU1078981A1 (ru) * | 1982-09-17 | 2005-12-10 | С.С. Гасилин | Рабочее колесо осевой турбомашины (его варианты) |
US4900165A (en) * | 1988-08-15 | 1990-02-13 | Union Carbide Corporation | Bearing support system |
US5302085A (en) * | 1992-02-03 | 1994-04-12 | General Electric Company | Turbine blade damper |
US5284011A (en) * | 1992-12-14 | 1994-02-08 | General Electric Company | Damped turbine engine frame |
US5518369A (en) * | 1994-12-15 | 1996-05-21 | Pratt & Whitney Canada Inc. | Gas turbine blade retention |
US5803710A (en) * | 1996-12-24 | 1998-09-08 | United Technologies Corporation | Turbine engine rotor blade platform sealing and vibration damping device |
FR2759096B1 (fr) * | 1997-02-04 | 1999-02-26 | Snecma | Texture multicouche liee pour materiaux composites structuraux |
DE10157503B4 (de) * | 2000-12-14 | 2016-02-11 | Schaeffler Technologies AG & Co. KG | Drehmomentwandler |
FR2881174B1 (fr) * | 2005-01-27 | 2010-08-20 | Snecma Moteurs | Dispositif de positionnement d'une aube et disque aubage comportant un tel dispositif |
-
2007
- 2007-04-27 FR FR0703106A patent/FR2915510B1/fr not_active Expired - Fee Related
-
2008
- 2008-04-24 CA CA2629803A patent/CA2629803C/fr active Active
- 2008-04-25 DE DE602008001458T patent/DE602008001458D1/de active Active
- 2008-04-25 JP JP2008114898A patent/JP5362252B2/ja active Active
- 2008-04-25 EP EP08155206A patent/EP1985810B1/fr active Active
- 2008-04-25 US US12/109,810 patent/US8137071B2/en active Active
- 2008-04-25 RU RU2008116554/06A patent/RU2493370C2/ru active
- 2008-04-28 CN CN2008100950761A patent/CN101294501B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS427042Y1 (ja) * | 1966-11-08 | 1967-04-03 | ||
EP0095409A1 (fr) * | 1982-05-18 | 1983-11-30 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." | Dispositif d'amortissement pour aubes dans un rotor d'une turbomachine |
US5261790A (en) * | 1992-02-03 | 1993-11-16 | General Electric Company | Retention device for turbine blade damper |
JPH08232602A (ja) * | 1994-12-14 | 1996-09-10 | United Technol Corp <Utc> | 軸流タービンエンジン用ロータ組立体 |
JPH1082301A (ja) * | 1996-06-27 | 1998-03-31 | United Technol Corp <Utc> | タービンブレードのダンパ及びシール |
JP2005113916A (ja) * | 2003-10-08 | 2005-04-28 | United Technol Corp <Utc> | ターボ機械のブレードダンパおよびターボ機械のブレードダンパの組立方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010159674A (ja) * | 2009-01-07 | 2010-07-22 | Snecma | ファンブレードのアセンブリ及びそのダンパのアセンブリ、ファンブレードダンパ及びダンパの較正方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1985810B1 (fr) | 2010-06-09 |
CA2629803C (fr) | 2014-12-30 |
RU2008116554A (ru) | 2009-10-27 |
DE602008001458D1 (de) | 2010-07-22 |
CN101294501B (zh) | 2013-05-01 |
US20090010762A1 (en) | 2009-01-08 |
EP1985810A1 (fr) | 2008-10-29 |
RU2493370C2 (ru) | 2013-09-20 |
CN101294501A (zh) | 2008-10-29 |
US8137071B2 (en) | 2012-03-20 |
JP5362252B2 (ja) | 2013-12-11 |
FR2915510B1 (fr) | 2009-11-06 |
FR2915510A1 (fr) | 2008-10-31 |
CA2629803A1 (fr) | 2008-10-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5362252B2 (ja) | ターボ機械の羽根用のダンパ | |
US9309782B2 (en) | Flat bottom damper pin for turbine blades | |
US4480957A (en) | Dynamic response modification and stress reduction in dovetail and blade assembly | |
US6491498B1 (en) | Turbine blade pocket shroud | |
US6290466B1 (en) | Composite blade root attachment | |
JP5430657B2 (ja) | ターボ機械ブレードアタッチメント用振動減衰装置、関連ターボ機械、および関連エンジン | |
US10385696B2 (en) | Rotor damper | |
CN1840860B (zh) | 汽轮机动叶片与转子及应用其的汽轮机和其发电设备 | |
US9359905B2 (en) | Turbine engine rotor blade groove | |
CN106499442B (zh) | 用于涡轮叶片的阻尼器销 | |
US9341067B2 (en) | Blade arrangement and associated gas turbine | |
US20120121424A1 (en) | Turbine blade combined damper and sealing pin and related method | |
CN106499446B (zh) | 用于使相邻涡轮叶片减振的阻尼器销 | |
RU2541078C2 (ru) | Турбинная лопатка и способ ее изготовления | |
EP3139002B1 (en) | Damper pin for turbine blades and corresponding turbine engine | |
US9540093B2 (en) | Bladed rotor wheel for a turbine engine | |
JP6272044B2 (ja) | 動翼体のシール構造、動翼体及び回転機械 | |
CN113227539B (zh) | 带叶片的转子系统及对应的维修方法 | |
KR20130135889A (ko) | 가스 터빈 블레이드 감쇠 방법 및 상기 감쇠 방법을 실행하기 위한 진동 댐퍼 | |
JP2012052523A (ja) | タービンブレード組立体 | |
US9664054B2 (en) | Turbomachine rotor with blade roots with adjusting protrusions | |
CN100557200C (zh) | 用于燃气涡轮发动机的燕尾组件 | |
CN114154363B (zh) | 高压涡轮叶片缘板阻尼器减振特性分析方法 | |
US11073031B2 (en) | Blade for a gas turbine engine | |
CN116221190A (zh) | 一种航空发动机中压气机转子平衡结构及其方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20110202 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20120813 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120828 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20121126 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20121126 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20121207 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130220 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20130220 |
|
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: 20130806 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130904 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5362252 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |