WO2005028812A1 - Labyrinthdichtung in einer stationären gasturbine - Google Patents
Labyrinthdichtung in einer stationären gasturbine Download PDFInfo
- Publication number
- WO2005028812A1 WO2005028812A1 PCT/EP2004/008052 EP2004008052W WO2005028812A1 WO 2005028812 A1 WO2005028812 A1 WO 2005028812A1 EP 2004008052 W EP2004008052 W EP 2004008052W WO 2005028812 A1 WO2005028812 A1 WO 2005028812A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- inner ring
- rotor
- ring
- seal
- gas turbine
- Prior art date
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
- 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
- F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
-
- 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
- F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
-
- 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
- F01D11/005—Sealing means between non relatively rotating elements
- F01D11/006—Sealing the gap between rotor blades or blades and rotor
-
- 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
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
-
- 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
- F16J15/447—Labyrinth packings
- F16J15/4476—Labyrinth packings with radial path
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
- Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/569,144 US7430802B2 (en) | 2003-08-21 | 2004-07-19 | Labyrinth seal in a stationary gas turbine |
DE502004011910T DE502004011910D1 (de) | 2003-08-21 | 2004-07-19 | Stationäre gasturbine |
EP04741140A EP1656493B1 (de) | 2003-08-21 | 2004-07-19 | Stationäre gasturbine |
US12/202,535 US7862294B2 (en) | 2003-08-21 | 2008-09-02 | Labyrinth seal in a stationary gas turbine |
US12/951,402 US20110150640A1 (en) | 2003-08-21 | 2010-11-22 | Labyrinth Seal in a Stationary Gas Turbine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03019002.9 | 2003-08-21 | ||
EP03019002A EP1508672A1 (de) | 2003-08-21 | 2003-08-21 | Segmentierter Befestigungsring für eine Turbine |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/569,144 A-371-Of-International US7430802B2 (en) | 2003-08-21 | 2004-07-19 | Labyrinth seal in a stationary gas turbine |
US12/202,535 Continuation US7862294B2 (en) | 2003-08-21 | 2008-09-02 | Labyrinth seal in a stationary gas turbine |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005028812A1 true WO2005028812A1 (de) | 2005-03-31 |
Family
ID=34042885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2004/008052 WO2005028812A1 (de) | 2003-08-21 | 2004-07-19 | Labyrinthdichtung in einer stationären gasturbine |
Country Status (6)
Country | Link |
---|---|
US (2) | US7430802B2 (de) |
EP (3) | EP1508672A1 (de) |
CN (1) | CN100368657C (de) |
DE (1) | DE502004011910D1 (de) |
ES (1) | ES2356633T3 (de) |
WO (1) | WO2005028812A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7726021B2 (en) | 2006-09-28 | 2010-06-01 | Pratt & Whitney Canada Corp. | Labyrinth seal repair |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2873183B1 (fr) * | 2004-07-16 | 2007-11-30 | Thales Sa | Dispositif d'etancheite d'une machine tournante |
EP2031189A1 (de) * | 2007-08-31 | 2009-03-04 | Siemens Aktiengesellschaft | Dicht-Ring für die Abdichtung eines Spaltes zwischen den Leitschaufeln eines Leitschaufelkranzes einer stationären axial durchströmbaren Strömungsmaschine und dessen Rotor |
US8313289B2 (en) * | 2007-12-07 | 2012-11-20 | United Technologies Corp. | Gas turbine engine systems involving rotor bayonet coverplates and tools for installing such coverplates |
US8388310B1 (en) | 2008-01-30 | 2013-03-05 | Siemens Energy, Inc. | Turbine disc sealing assembly |
US20090238683A1 (en) * | 2008-03-24 | 2009-09-24 | United Technologies Corporation | Vane with integral inner air seal |
US8118548B2 (en) * | 2008-09-15 | 2012-02-21 | General Electric Company | Shroud for a turbomachine |
US8419356B2 (en) | 2008-09-25 | 2013-04-16 | Siemens Energy, Inc. | Turbine seal assembly |
US8075256B2 (en) * | 2008-09-25 | 2011-12-13 | Siemens Energy, Inc. | Ingestion resistant seal assembly |
DE102009004934B4 (de) | 2009-01-16 | 2021-08-26 | MTU Aero Engines AG | Verfahren zur Montage eines integralen Innenrings eines Turboverdichterstators |
GB0910752D0 (en) * | 2009-06-23 | 2009-08-05 | Rolls Royce Plc | An annulus filler for a gas turbine engine |
GB0914060D0 (en) * | 2009-08-12 | 2009-09-16 | Rolls Royce Plc | A rotor assembly for a gas turbine |
US8459953B2 (en) * | 2010-01-19 | 2013-06-11 | General Electric Company | Seal plate and bucket retention pin assembly |
GB2478918B8 (en) * | 2010-03-23 | 2013-06-19 | Rolls Royce Plc | Interstage seal |
US9181817B2 (en) | 2010-06-30 | 2015-11-10 | General Electric Company | Method and apparatus for labyrinth seal packing rings |
US8591181B2 (en) * | 2010-10-18 | 2013-11-26 | General Electric Company | Turbomachine seal assembly |
US8740554B2 (en) * | 2011-01-11 | 2014-06-03 | United Technologies Corporation | Cover plate with interstage seal for a gas turbine engine |
CN102506179A (zh) * | 2011-10-10 | 2012-06-20 | 沈阳理工大学 | 一种超微泄漏量的压缩机迷宫密封结构 |
FR2982635B1 (fr) * | 2011-11-15 | 2013-11-15 | Snecma | Roue a aubes pour une turbomachine |
US9181815B2 (en) | 2012-05-02 | 2015-11-10 | United Technologies Corporation | Shaped rim cavity wing surface |
US9394915B2 (en) * | 2012-06-04 | 2016-07-19 | United Technologies Corporation | Seal land for static structure of a gas turbine engine |
EP2759676A1 (de) * | 2013-01-28 | 2014-07-30 | Siemens Aktiengesellschaft | Turbinenbaugruppe mit verbesserter Abdichtwirkung einer Dichtungsanordnung |
EP2759675A1 (de) * | 2013-01-28 | 2014-07-30 | Siemens Aktiengesellschaft | Turbinenbaugruppe mit verbesserter Abdichtwirkung einer Dichtungsanordnung |
EP2762684B1 (de) * | 2013-01-30 | 2021-03-03 | MTU Aero Engines AG | Dichtungsträger aus titanaluminid für eine strömungsmaschine |
US9650906B2 (en) | 2013-03-08 | 2017-05-16 | Rolls-Royce Corporation | Slotted labyrinth seal |
US9506366B2 (en) | 2013-08-06 | 2016-11-29 | General Electric Company | Helical seal system for a turbomachine |
CN104612760B (zh) * | 2013-11-01 | 2017-02-01 | 中国石化工程建设有限公司 | 一种能量回收尾气透平 |
FR3013096B1 (fr) * | 2013-11-14 | 2016-07-29 | Snecma | Systeme d'etancheite a deux rangees de lechettes complementaires |
US9765639B2 (en) * | 2014-01-10 | 2017-09-19 | Solar Turbines Incorporated | Gas turbine engine with exit flow discourager |
US9944399B2 (en) * | 2014-08-07 | 2018-04-17 | Pratt & Whitney Canada Corp. | Seal assembly for a bearing assembly in a gas turbine engine |
EP2995778B1 (de) | 2014-09-12 | 2020-10-28 | United Technologies Corporation | Verfahren und anordnung zur verminderung sekundärer wärme in einem gasturbinenmotor |
US10077666B2 (en) | 2014-09-23 | 2018-09-18 | United Technologies Corporation | Method and assembly for reducing secondary heat in a gas turbine engine |
US10502080B2 (en) | 2015-04-10 | 2019-12-10 | United Technologies Corporation | Rotating labyrinth M-seal |
US10428670B2 (en) * | 2016-05-09 | 2019-10-01 | United Technologies Corporation | Ingestion seal |
EP3312388B1 (de) * | 2016-10-24 | 2019-06-05 | MTU Aero Engines GmbH | Rotorteil, zugehörigeverdichter, turbine und herstellungsverfahren |
EP3608563B1 (de) * | 2018-08-06 | 2021-03-17 | Siemens Energy Global GmbH & Co. KG | Dichtung zum abdichten eines umfangsspalts zwischen zwei maschinenkomponenten |
CN113323593B (zh) * | 2021-07-07 | 2022-05-06 | 栾彦龙 | 矿山钻孔抽气用设备密封件 |
CN114856885B (zh) * | 2022-06-20 | 2024-03-29 | 南方电网调峰调频发电有限公司检修试验分公司 | 一种台阶式密封结构及水轮机 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2988325A (en) * | 1957-07-18 | 1961-06-13 | Rolls Royce | Rotary fluid machine with means supplying fluid to rotor blade passages |
FR2241691A1 (en) * | 1973-08-22 | 1975-03-21 | Rolls Royce | Labyrinth type resilient seal - partic. for glands of gas turbines |
GB2002460A (en) * | 1977-08-09 | 1979-02-21 | Rolls Royce | Gas turbine rotor seal |
US4425079A (en) * | 1980-08-06 | 1984-01-10 | Rolls-Royce Limited | Air sealing for turbomachines |
US5222742A (en) * | 1990-12-22 | 1993-06-29 | Rolls-Royce Plc | Seal arrangement |
US5816776A (en) * | 1996-02-08 | 1998-10-06 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Labyrinth disk with built-in stiffener for turbomachine rotor |
US6050079A (en) * | 1997-12-24 | 2000-04-18 | General Electric Company | Modulated turbine cooling system |
FR2841591A1 (fr) * | 2002-06-27 | 2004-01-02 | Snecma Moteurs | Circuits de ventilation de la turbine d'une turbomachine |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2497049A (en) * | 1944-08-23 | 1950-02-07 | United Aircraft Corp | Turbine construction |
GB979749A (en) * | 1963-10-18 | 1965-01-06 | Rolls Royce | Axial flow compressors particularly for gas turbine engines |
US3635586A (en) * | 1970-04-06 | 1972-01-18 | Rolls Royce | Method and apparatus for turbine blade cooling |
US4011718A (en) * | 1975-08-01 | 1977-03-15 | United Technologies Corporation | Gas turbine construction |
JPS5368307A (en) * | 1976-11-27 | 1978-06-17 | Dowty Rotol Ltd | Gas turbine engine |
US4666368A (en) | 1986-05-01 | 1987-05-19 | General Electric Company | Swirl nozzle for a cooling system in gas turbine engines |
US4820119A (en) * | 1988-05-23 | 1989-04-11 | United Technologies Corporation | Inner turbine seal |
DE19931765A1 (de) * | 1999-07-08 | 2001-01-11 | Rolls Royce Deutschland | Zweistufige oder mehrstufige Axialturbine einer Gasturbine |
-
2003
- 2003-08-21 EP EP03019002A patent/EP1508672A1/de not_active Withdrawn
-
2004
- 2004-07-19 DE DE502004011910T patent/DE502004011910D1/de active Active
- 2004-07-19 US US10/569,144 patent/US7430802B2/en not_active Expired - Fee Related
- 2004-07-19 WO PCT/EP2004/008052 patent/WO2005028812A1/de active Search and Examination
- 2004-07-19 CN CNB2004800239286A patent/CN100368657C/zh not_active Expired - Fee Related
- 2004-07-19 EP EP04741140A patent/EP1656493B1/de not_active Not-in-force
- 2004-07-19 EP EP10011185A patent/EP2264285A2/de not_active Withdrawn
- 2004-07-19 ES ES04741140T patent/ES2356633T3/es active Active
-
2008
- 2008-09-02 US US12/202,535 patent/US7862294B2/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2988325A (en) * | 1957-07-18 | 1961-06-13 | Rolls Royce | Rotary fluid machine with means supplying fluid to rotor blade passages |
FR2241691A1 (en) * | 1973-08-22 | 1975-03-21 | Rolls Royce | Labyrinth type resilient seal - partic. for glands of gas turbines |
GB2002460A (en) * | 1977-08-09 | 1979-02-21 | Rolls Royce | Gas turbine rotor seal |
US4425079A (en) * | 1980-08-06 | 1984-01-10 | Rolls-Royce Limited | Air sealing for turbomachines |
US5222742A (en) * | 1990-12-22 | 1993-06-29 | Rolls-Royce Plc | Seal arrangement |
US5816776A (en) * | 1996-02-08 | 1998-10-06 | Societe Nationale D'etude Et De Construction De Moteurs D'aviation "Snecma" | Labyrinth disk with built-in stiffener for turbomachine rotor |
US6050079A (en) * | 1997-12-24 | 2000-04-18 | General Electric Company | Modulated turbine cooling system |
FR2841591A1 (fr) * | 2002-06-27 | 2004-01-02 | Snecma Moteurs | Circuits de ventilation de la turbine d'une turbomachine |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7726021B2 (en) | 2006-09-28 | 2010-06-01 | Pratt & Whitney Canada Corp. | Labyrinth seal repair |
Also Published As
Publication number | Publication date |
---|---|
US7430802B2 (en) | 2008-10-07 |
US7862294B2 (en) | 2011-01-04 |
EP1656493B1 (de) | 2010-11-17 |
ES2356633T3 (es) | 2011-04-11 |
CN100368657C (zh) | 2008-02-13 |
EP1656493A1 (de) | 2006-05-17 |
EP1508672A1 (de) | 2005-02-23 |
DE502004011910D1 (de) | 2010-12-30 |
US20070059163A1 (en) | 2007-03-15 |
EP2264285A2 (de) | 2010-12-22 |
CN1839247A (zh) | 2006-09-27 |
US20090003996A1 (en) | 2009-01-01 |
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