CH703590B1 - Mehrstufige Turbine mit einteiliger, ringförmiger Zwischenstufendichtung. - Google Patents
Mehrstufige Turbine mit einteiliger, ringförmiger Zwischenstufendichtung. Download PDFInfo
- Publication number
- CH703590B1 CH703590B1 CH01274/11A CH12742011A CH703590B1 CH 703590 B1 CH703590 B1 CH 703590B1 CH 01274/11 A CH01274/11 A CH 01274/11A CH 12742011 A CH12742011 A CH 12742011A CH 703590 B1 CH703590 B1 CH 703590B1
- Authority
- CH
- Switzerland
- Prior art keywords
- grooves
- radial
- impeller
- seal
- turbine
- Prior art date
Links
- 230000014759 maintenance of location Effects 0.000 claims description 45
- 238000001816 cooling Methods 0.000 claims description 19
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 19
- 239000000567 combustion gas Substances 0.000 description 13
- 230000003993 interaction Effects 0.000 description 12
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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
- F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
-
- 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
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/848,906 US8511976B2 (en) | 2010-08-02 | 2010-08-02 | Turbine seal system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH703590A2 CH703590A2 (de) | 2012-02-15 |
| CH703590B1 true CH703590B1 (de) | 2016-07-29 |
Family
ID=45471229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH01274/11A CH703590B1 (de) | 2010-08-02 | 2011-07-29 | Mehrstufige Turbine mit einteiliger, ringförmiger Zwischenstufendichtung. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8511976B2 (enExample) |
| JP (1) | JP6018367B2 (enExample) |
| CN (1) | CN102418563B (enExample) |
| CH (1) | CH703590B1 (enExample) |
| DE (1) | DE102011052240A1 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9540940B2 (en) * | 2012-03-12 | 2017-01-10 | General Electric Company | Turbine interstage seal system |
| US20150071771A1 (en) * | 2013-09-12 | 2015-03-12 | General Electric Company | Inter-stage seal for a turbomachine |
| US9382801B2 (en) | 2014-02-26 | 2016-07-05 | General Electric Company | Method for removing a rotor bucket from a turbomachine rotor wheel |
| US10036278B2 (en) * | 2014-04-11 | 2018-07-31 | United Technologies Corporation | High pressure compressor thermal shield apparatus and system |
| FR3021692B1 (fr) | 2014-05-27 | 2016-05-13 | Snecma | Platine d'etancheite a fonction de fusible |
| US10662793B2 (en) * | 2014-12-01 | 2020-05-26 | General Electric Company | Turbine wheel cover-plate mounted gas turbine interstage seal |
| US10337345B2 (en) | 2015-02-20 | 2019-07-02 | General Electric Company | Bucket mounted multi-stage turbine interstage seal and method of assembly |
| US12037926B2 (en) * | 2016-02-05 | 2024-07-16 | Siemens Energy Global GmbH & Co. KG | Rotor comprising a rotor component arranged between two rotor discs |
| DE102016222968A1 (de) * | 2016-11-22 | 2018-05-24 | Siemens Aktiengesellschaft | Rotor mit Laufschaufel-Dichtsegment-Kopplung |
| US11371379B2 (en) * | 2017-08-22 | 2022-06-28 | General Electric Company | Turbomachine with alternatingly spaced turbine rotor blades |
| CN113464211B (zh) * | 2021-07-19 | 2024-02-09 | 中国联合重型燃气轮机技术有限公司 | 燃气轮机用密封板及燃气轮机 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2623357A (en) | 1945-09-06 | 1952-12-30 | Birmann Rudolph | Gas turbine power plant having means to cool and means to compress combustion products passing through the turbine |
| GB612097A (en) * | 1946-10-09 | 1948-11-08 | English Electric Co Ltd | Improvements in and relating to the cooling of gas turbine rotors |
| US2948060A (en) | 1955-05-06 | 1960-08-09 | Manning Maxwell & Moore Inc | Method of assembling a limp diaphragm actuator |
| US3258067A (en) | 1964-06-01 | 1966-06-28 | Fleur Corp | Heat exchanger |
| US3433020A (en) | 1966-09-26 | 1969-03-18 | Gen Electric | Gas turbine engine rotors |
| US4526508A (en) * | 1982-09-29 | 1985-07-02 | United Technologies Corporation | Rotor assembly for a gas turbine engine |
| US4659289A (en) * | 1984-07-23 | 1987-04-21 | United Technologies Corporation | Turbine side plate assembly |
| FR2586061B1 (fr) * | 1985-08-08 | 1989-06-09 | Snecma | Disque porte labyrinthe multifonction pour rotor de turbomachine |
| US4820119A (en) | 1988-05-23 | 1989-04-11 | United Technologies Corporation | Inner turbine seal |
| US4884950A (en) * | 1988-09-06 | 1989-12-05 | United Technologies Corporation | Segmented interstage seal assembly |
| US5472313A (en) | 1991-10-30 | 1995-12-05 | General Electric Company | Turbine disk cooling system |
| US5236302A (en) | 1991-10-30 | 1993-08-17 | General Electric Company | Turbine disk interstage seal system |
| US5288210A (en) | 1991-10-30 | 1994-02-22 | General Electric Company | Turbine disk attachment system |
| US5275534A (en) | 1991-10-30 | 1994-01-04 | General Electric Company | Turbine disk forward seal assembly |
| US5338154A (en) | 1993-03-17 | 1994-08-16 | General Electric Company | Turbine disk interstage seal axial retaining ring |
| US5318405A (en) | 1993-03-17 | 1994-06-07 | General Electric Company | Turbine disk interstage seal anti-rotation key through disk dovetail slot |
| GB2280478A (en) * | 1993-07-31 | 1995-02-01 | Rolls Royce Plc | Gas turbine sealing assemblies. |
| US5535585A (en) | 1994-12-13 | 1996-07-16 | Eichhorn; Gunther | Slotted exhaust liner |
| GB2307520B (en) * | 1995-11-14 | 1999-07-07 | Rolls Royce Plc | A gas turbine engine |
| GB2307279B (en) * | 1995-11-14 | 1999-11-17 | Rolls Royce Plc | A gas turbine engine |
| US5630703A (en) * | 1995-12-15 | 1997-05-20 | General Electric Company | Rotor disk post cooling system |
| US6267553B1 (en) | 1999-06-01 | 2001-07-31 | Joseph C. Burge | Gas turbine compressor spool with structural and thermal upgrades |
| JP4035087B2 (ja) * | 2003-06-27 | 2008-01-16 | スネクマ | ターボ機械ロータ装置 |
| US6899520B2 (en) | 2003-09-02 | 2005-05-31 | General Electric Company | Methods and apparatus to reduce seal rubbing within gas turbine engines |
| US8348603B2 (en) * | 2009-04-02 | 2013-01-08 | General Electric Company | Gas turbine inner flowpath coverpiece |
-
2010
- 2010-08-02 US US12/848,906 patent/US8511976B2/en not_active Expired - Fee Related
-
2011
- 2011-07-28 DE DE102011052240A patent/DE102011052240A1/de not_active Withdrawn
- 2011-07-29 CH CH01274/11A patent/CH703590B1/de not_active IP Right Cessation
- 2011-08-01 JP JP2011168135A patent/JP6018367B2/ja not_active Expired - Fee Related
- 2011-08-02 CN CN201110230170.5A patent/CN102418563B/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CH703590A2 (de) | 2012-02-15 |
| US20120027584A1 (en) | 2012-02-02 |
| JP2012031865A (ja) | 2012-02-16 |
| US8511976B2 (en) | 2013-08-20 |
| CN102418563B (zh) | 2015-11-25 |
| JP6018367B2 (ja) | 2016-11-02 |
| CN102418563A (zh) | 2012-04-18 |
| DE102011052240A1 (de) | 2012-02-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NV | New agent |
Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH |
|
| PL | Patent ceased |