EP1266129A1 - Fastening of the blades of a compression machine - Google Patents
Fastening of the blades of a compression machineInfo
- Publication number
- EP1266129A1 EP1266129A1 EP01914106A EP01914106A EP1266129A1 EP 1266129 A1 EP1266129 A1 EP 1266129A1 EP 01914106 A EP01914106 A EP 01914106A EP 01914106 A EP01914106 A EP 01914106A EP 1266129 A1 EP1266129 A1 EP 1266129A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- blades
- blade
- rotor
- stator
- cover plate
- 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
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
- F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
-
- 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
- F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
-
- 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
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10014189 | 2000-03-23 | ||
DE10014189A DE10014189A1 (en) | 2000-03-23 | 2000-03-23 | Blade fastening for rotating machinery has blades fitted in slots without play or with pretensioning so that torsional moments acting on inner platform or blade roots oppose torsional moments acting upon outer platform or support wing |
PCT/IB2001/000441 WO2001071165A1 (en) | 2000-03-23 | 2001-03-22 | Fastening of the blades of a compression machine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1266129A1 true EP1266129A1 (en) | 2002-12-18 |
EP1266129B1 EP1266129B1 (en) | 2004-12-22 |
Family
ID=7635889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01914106A Expired - Lifetime EP1266129B1 (en) | 2000-03-23 | 2001-03-22 | Fastening of the blades of a compression machine |
Country Status (11)
Country | Link |
---|---|
US (1) | US6830435B2 (en) |
EP (1) | EP1266129B1 (en) |
CN (1) | CN1313708C (en) |
AU (1) | AU3948501A (en) |
CZ (1) | CZ298200B6 (en) |
DE (2) | DE10014189A1 (en) |
EE (1) | EE04689B1 (en) |
PL (1) | PL199066B1 (en) |
RU (1) | RU2311537C2 (en) |
UA (1) | UA73765C2 (en) |
WO (1) | WO2001071165A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5839823A (en) * | 1996-03-26 | 1998-11-24 | Alliedsignal Inc. | Back-coupled illumination system with light recycling |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4673732B2 (en) * | 2005-12-01 | 2011-04-20 | 株式会社東芝 | Turbine blades and steam turbines |
FR2903921B1 (en) * | 2006-07-19 | 2009-06-05 | Snecma Sa | METHOD FOR MANUFACTURING A MONOBLOCK AND MOLDING BLADE DISK FOR CARRYING OUT THE METHOD |
US8262359B2 (en) | 2007-01-12 | 2012-09-11 | Alstom Technology Ltd. | Diaphragm for turbomachines and method of manufacture |
GB0700633D0 (en) * | 2007-01-12 | 2007-02-21 | Alstom Technology Ltd | Turbomachine |
JP5523109B2 (en) | 2007-01-12 | 2014-06-18 | アルストム テクノロジー リミテッド | Diaphragm for turbomachine and method of manufacture |
EP1961918A1 (en) * | 2007-02-21 | 2008-08-27 | ABB Turbo Systems AG | Rotor turbine |
DE102008031780A1 (en) * | 2008-07-04 | 2010-01-07 | Man Turbo Ag | Blade and turbomachine with blade |
US8277189B2 (en) * | 2009-11-12 | 2012-10-02 | General Electric Company | Turbine blade and rotor |
US9840917B2 (en) * | 2011-12-13 | 2017-12-12 | United Technologies Corporation | Stator vane shroud having an offset |
RU2530198C1 (en) * | 2013-02-28 | 2014-10-10 | Общество с ограниченной ответственностью "Владимирский инновационно-технологический центр" | Method to attach blades to wheel hub |
CN103362565B (en) * | 2013-07-04 | 2015-01-21 | 西安交通大学 | Step-shaped blade root structure of turbine blade as well as blade root and blade separation block matching structure |
GB2547273A (en) * | 2016-02-15 | 2017-08-16 | Rolls Royce Plc | Stator vane |
GB201717577D0 (en) * | 2017-10-26 | 2017-12-13 | Rolls Royce Plc | A casing assembly and method of manufacturing a casing assembly for a gas trubine engine |
CN113931872B (en) * | 2021-12-15 | 2022-03-18 | 成都中科翼能科技有限公司 | Double-layer drum barrel reinforced rotor structure of gas compressor of gas turbine |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2421890A (en) * | 1944-11-27 | 1947-06-10 | Goetaverken Ab | Turbine blade |
US2916257A (en) | 1953-12-30 | 1959-12-08 | Gen Electric | Damping turbine buckets |
DE1159965B (en) | 1961-08-10 | 1963-12-27 | Bbc Brown Boveri & Cie | Device for vibration damping on a turbine or compressor blade ring |
DE1299004B (en) * | 1965-01-19 | 1969-07-10 | Bbc Brown Boveri & Cie | Device for vibration damping on a turbine or compressor blade ring |
BE634692A (en) * | 1962-07-11 | 1963-11-18 | ||
GB1119617A (en) * | 1966-05-17 | 1968-07-10 | Rolls Royce | Compressor blade for a gas turbine engine |
CH516731A (en) | 1969-12-12 | 1971-12-15 | Bbc Sulzer Turbomaschinen | Blade ring for turbo machines |
GB2072760A (en) * | 1980-03-29 | 1981-10-07 | Rolls Royce | Shrouded turbine rotor blade |
GB2251034B (en) * | 1990-12-20 | 1995-05-17 | Rolls Royce Plc | Shrouded aerofoils |
EP0520258B1 (en) | 1991-06-28 | 1994-09-14 | Asea Brown Boveri Ag | System for keying rotor blades |
JP3178327B2 (en) * | 1996-01-31 | 2001-06-18 | 株式会社日立製作所 | Steam turbine |
US6341941B1 (en) * | 1997-09-05 | 2002-01-29 | Hitachi, Ltd. | Steam turbine |
US6030178A (en) * | 1998-09-14 | 2000-02-29 | General Electric Co. | Axial entry dovetail segment for securing a closure bucket to a turbine wheel and methods of installation |
DE10108005A1 (en) * | 2001-02-20 | 2002-08-22 | Alstom Switzerland Ltd | Joint for flow machine blades e.g. for steam turbines, has blades bound on supporting vanes with tension, and adjacent blades support each other |
-
2000
- 2000-03-23 DE DE10014189A patent/DE10014189A1/en not_active Withdrawn
-
2001
- 2001-03-22 CZ CZ20023152A patent/CZ298200B6/en not_active IP Right Cessation
- 2001-03-22 CN CNB018081762A patent/CN1313708C/en not_active Expired - Fee Related
- 2001-03-22 DE DE50104883T patent/DE50104883D1/en not_active Expired - Fee Related
- 2001-03-22 AU AU39485/01A patent/AU3948501A/en not_active Abandoned
- 2001-03-22 EE EEP200200542A patent/EE04689B1/en not_active IP Right Cessation
- 2001-03-22 PL PL357310A patent/PL199066B1/en unknown
- 2001-03-22 US US10/221,217 patent/US6830435B2/en not_active Expired - Fee Related
- 2001-03-22 WO PCT/IB2001/000441 patent/WO2001071165A1/en active IP Right Grant
- 2001-03-22 RU RU2002128355/06A patent/RU2311537C2/en not_active IP Right Cessation
- 2001-03-22 UA UA2002108329A patent/UA73765C2/en unknown
- 2001-03-22 EP EP01914106A patent/EP1266129B1/en not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
See references of WO0171165A1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5839823A (en) * | 1996-03-26 | 1998-11-24 | Alliedsignal Inc. | Back-coupled illumination system with light recycling |
Also Published As
Publication number | Publication date |
---|---|
RU2311537C2 (en) | 2007-11-27 |
CN1313708C (en) | 2007-05-02 |
EE200200542A (en) | 2004-04-15 |
CZ298200B6 (en) | 2007-07-18 |
PL199066B1 (en) | 2008-08-29 |
EE04689B1 (en) | 2006-08-15 |
AU3948501A (en) | 2001-10-03 |
DE10014189A1 (en) | 2001-09-27 |
UA73765C2 (en) | 2005-09-15 |
CN1423725A (en) | 2003-06-11 |
US20030143077A1 (en) | 2003-07-31 |
DE50104883D1 (en) | 2005-01-27 |
WO2001071165A1 (en) | 2001-09-27 |
US6830435B2 (en) | 2004-12-14 |
PL357310A1 (en) | 2004-07-26 |
EP1266129B1 (en) | 2004-12-22 |
CZ20023152A3 (en) | 2003-06-18 |
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