FR2968032B1 - Ensemble d'etancheite pour turbomachine - Google Patents
Ensemble d'etancheite pour turbomachineInfo
- Publication number
- FR2968032B1 FR2968032B1 FR1160993A FR1160993A FR2968032B1 FR 2968032 B1 FR2968032 B1 FR 2968032B1 FR 1160993 A FR1160993 A FR 1160993A FR 1160993 A FR1160993 A FR 1160993A FR 2968032 B1 FR2968032 B1 FR 2968032B1
- Authority
- FR
- France
- Prior art keywords
- turbomachine
- sealing assembly
- sealing
- assembly
- 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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
- F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
-
- 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
- F16J15/44—Free-space packings
- F16J15/441—Free-space packings with floating ring
- F16J15/442—Free-space packings with floating ring segmented
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/957,127 US8628092B2 (en) | 2010-11-30 | 2010-11-30 | Method and apparatus for packing rings |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2968032A1 FR2968032A1 (fr) | 2012-06-01 |
FR2968032B1 true FR2968032B1 (fr) | 2017-09-08 |
Family
ID=46049927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1160993A Expired - Fee Related FR2968032B1 (fr) | 2010-11-30 | 2011-11-30 | Ensemble d'etancheite pour turbomachine |
Country Status (5)
Country | Link |
---|---|
US (1) | US8628092B2 (fr) |
JP (1) | JP5923283B2 (fr) |
DE (1) | DE102011055836A1 (fr) |
FR (1) | FR2968032B1 (fr) |
RU (1) | RU2598620C2 (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9074486B2 (en) * | 2011-01-31 | 2015-07-07 | General Electric Company | Method and apparatus for labyrinth seal packing ring |
US8967951B2 (en) * | 2012-01-10 | 2015-03-03 | General Electric Company | Turbine assembly and method for supporting turbine components |
WO2015031474A1 (fr) | 2013-08-27 | 2015-03-05 | Eaton Corporation | Composite pour bague d'étanchéité permettant une meilleure étanchéité hydrodynamique |
US9714712B2 (en) | 2014-08-15 | 2017-07-25 | Eaton Corporation | Hydrodynamic mating ring with integrated groove inlet pressure control |
US10385715B2 (en) * | 2016-08-29 | 2019-08-20 | United Technologies Corporation | Floating, non-contact seal with angled beams |
FR3065483B1 (fr) * | 2017-04-24 | 2020-08-07 | Safran Aircraft Engines | Dispositif d'etancheite entre rotor et stator de turbomachine |
US10830081B2 (en) * | 2017-07-17 | 2020-11-10 | Raytheon Technologies Corporation | Non-contact seal with non-straight spring beam(s) |
CN108412804B (zh) * | 2018-04-11 | 2024-06-18 | 宜兴市宙斯泵业有限公司 | 一种离心泵用单端面内装式机械密封 |
US20220307603A1 (en) * | 2019-07-30 | 2022-09-29 | Siemens Energy Global GmbH & Co. KG | Non-contact seal assembly with damping elements |
EP3795804A1 (fr) * | 2019-09-20 | 2021-03-24 | Siemens Aktiengesellschaft | Élément d'étanchéité pour moteur à écoulement continu et procédé de fabrication associé |
JP2021099162A (ja) | 2019-12-19 | 2021-07-01 | イートン インテリジェント パワー リミテッドEaton Intelligent Power Limited | 自己矯正流体力学的シール |
CN115605696A (zh) * | 2020-06-05 | 2023-01-13 | 谐波传动系统有限公司(Jp) | 润滑剂密封结构、波动齿轮装置以及致动器 |
US11773741B2 (en) | 2021-06-09 | 2023-10-03 | General Electric Company | Compliant shroud designs with variable stiffness |
CN116517641A (zh) * | 2022-01-24 | 2023-08-01 | 通用电气公司 | 弯曲梁堆叠结构柔性的护罩 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU775349A1 (ru) * | 1978-01-18 | 1980-10-30 | Предприятие П/Я М-5717 | Лабиринтное уплотнение паровой турбины |
US4436311A (en) | 1982-04-20 | 1984-03-13 | Brandon Ronald E | Segmented labyrinth-type shaft sealing system for fluid turbines |
US5118120A (en) * | 1989-07-10 | 1992-06-02 | General Electric Company | Leaf seals |
US5181308A (en) * | 1991-07-22 | 1993-01-26 | Westinghouse Electric Corp. | Method for installing annular seals |
US5395124A (en) | 1993-01-04 | 1995-03-07 | Imo Industries, Inc. | Retractible segmented packing ring for fluid turbines having gravity springs to neutralize packing segment weight forces |
US5709388A (en) | 1996-09-27 | 1998-01-20 | General Electric Co. | Variable clearance packing ring with guide for preventing circumferential displacement |
JPH11230370A (ja) * | 1998-02-18 | 1999-08-27 | Mitsubishi Heavy Ind Ltd | ラビリンスシール |
JP3692300B2 (ja) | 1998-07-13 | 2005-09-07 | 三菱重工業株式会社 | 軸シールおよびそれを用いたタービン |
US6168162B1 (en) * | 1998-08-05 | 2001-01-02 | General Electric Co. | Self-centering brush seal |
US6250641B1 (en) | 1998-11-25 | 2001-06-26 | General Electric Co. | Positive biased packing ring brush seal combination |
KR100569648B1 (ko) * | 1999-02-11 | 2006-04-11 | 제너럴 일렉트릭 캄파니 | 원주 방향의 변위를 방지하기 위한 클립을 구비하는 가변간극의 패킹 링 |
JP2003521649A (ja) * | 2000-01-31 | 2003-07-15 | ゼネラル・エレクトリック・カンパニイ | 自動調心ブラシシール |
US6588764B2 (en) | 2001-11-20 | 2003-07-08 | Dresser-Rand Company | Segmented labyrinth seal assembly and method |
US6733233B2 (en) * | 2002-04-26 | 2004-05-11 | Pratt & Whitney Canada Corp. | Attachment of a ceramic shroud in a metal housing |
US8002285B2 (en) | 2003-05-01 | 2011-08-23 | Justak John F | Non-contact seal for a gas turbine engine |
US7938407B2 (en) * | 2003-11-04 | 2011-05-10 | Parker-Hannifin Corporation | High temperature spring seals |
US7216871B1 (en) * | 2004-05-04 | 2007-05-15 | Advanced Components & Materials, Inc. | Non-contacting seal for rotating surfaces |
US7413194B2 (en) * | 2004-10-28 | 2008-08-19 | Rolls-Royce Plc | Pressure balanced annular seal |
US20070120329A1 (en) | 2005-11-29 | 2007-05-31 | Chevrette Richard J | Apparatus and method for steam turbine variable clearance packing |
US7384235B2 (en) | 2006-04-07 | 2008-06-10 | General Electric Company | Variable clearance positive pressure packing ring and carrier arrangement with leaf springs |
-
2010
- 2010-11-30 US US12/957,127 patent/US8628092B2/en not_active Expired - Fee Related
-
2011
- 2011-11-24 JP JP2011255666A patent/JP5923283B2/ja not_active Expired - Fee Related
- 2011-11-29 DE DE102011055836A patent/DE102011055836A1/de not_active Ceased
- 2011-11-29 RU RU2011149183/06A patent/RU2598620C2/ru not_active IP Right Cessation
- 2011-11-30 FR FR1160993A patent/FR2968032B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20120133101A1 (en) | 2012-05-31 |
RU2598620C2 (ru) | 2016-09-27 |
RU2011149183A (ru) | 2013-06-10 |
JP5923283B2 (ja) | 2016-05-24 |
US8628092B2 (en) | 2014-01-14 |
FR2968032A1 (fr) | 2012-06-01 |
JP2012117671A (ja) | 2012-06-21 |
DE102011055836A1 (de) | 2012-05-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 5 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20160205 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |
|
PLFP | Fee payment |
Year of fee payment: 9 |
|
PLFP | Fee payment |
Year of fee payment: 10 |
|
ST | Notification of lapse |
Effective date: 20220705 |