CN103459778B - 包括热屏蔽的燃气轮机及操作方法 - Google Patents
包括热屏蔽的燃气轮机及操作方法 Download PDFInfo
- Publication number
- CN103459778B CN103459778B CN201280014846.XA CN201280014846A CN103459778B CN 103459778 B CN103459778 B CN 103459778B CN 201280014846 A CN201280014846 A CN 201280014846A CN 103459778 B CN103459778 B CN 103459778B
- Authority
- CN
- China
- Prior art keywords
- wall
- turbine
- region
- volume
- shielding element
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims description 13
- 239000012530 fluid Substances 0.000 claims abstract description 112
- 239000012809 cooling fluid Substances 0.000 claims abstract description 60
- 238000011144 upstream manufacturing Methods 0.000 claims description 15
- 239000007789 gas Substances 0.000 description 28
- 238000001816 cooling Methods 0.000 description 21
- 239000000203 mixture Substances 0.000 description 9
- 238000013461 design Methods 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000237503 Pectinidae Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 235000020637 scallop Nutrition 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/14—Casings modified therefor
-
- 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
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- F02C7/16—Cooling of plants characterised by cooling medium
- F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
-
- 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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/15—Heat shield
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11160988.9 | 2011-04-04 | ||
EP11160988A EP2508713A1 (en) | 2011-04-04 | 2011-04-04 | Gas turbine comprising a heat shield and method of operation |
PCT/EP2012/055204 WO2012136493A1 (en) | 2011-04-04 | 2012-03-23 | Gas turbine comprising a heat shield and method of operation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103459778A CN103459778A (zh) | 2013-12-18 |
CN103459778B true CN103459778B (zh) | 2015-07-22 |
Family
ID=44851708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280014846.XA Active CN103459778B (zh) | 2011-04-04 | 2012-03-23 | 包括热屏蔽的燃气轮机及操作方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9482112B2 (zh) |
EP (2) | EP2508713A1 (zh) |
CN (1) | CN103459778B (zh) |
RU (1) | RU2537113C1 (zh) |
WO (1) | WO2012136493A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2508713A1 (en) * | 2011-04-04 | 2012-10-10 | Siemens Aktiengesellschaft | Gas turbine comprising a heat shield and method of operation |
GB201308605D0 (en) * | 2013-05-14 | 2013-06-19 | Rolls Royce Plc | A shroud arrangement for a gas turbine engine |
US10975721B2 (en) * | 2016-01-12 | 2021-04-13 | Pratt & Whitney Canada Corp. | Cooled containment case using internal plenum |
US20180347399A1 (en) * | 2017-06-01 | 2018-12-06 | Pratt & Whitney Canada Corp. | Turbine shroud with integrated heat shield |
US10174629B1 (en) * | 2017-09-11 | 2019-01-08 | United Technologies Corporation | Phonic seal seat |
FR3072711B1 (fr) | 2017-10-19 | 2021-07-16 | Safran Aircraft Engines | Element de repartition d'un fluide de refroidissement et ensemble d'anneau de turbine associe |
DE102018210598A1 (de) * | 2018-06-28 | 2020-01-02 | MTU Aero Engines AG | Gehäusestruktur für eine Strömungsmaschine, Strömungsmaschine und Verfahren zum Kühlen eines Gehäuseabschnitts einer Gehäusestruktur einer Strömungsmaschine |
US11566532B2 (en) * | 2020-12-04 | 2023-01-31 | Ge Avio S.R.L. | Turbine clearance control system |
US11598265B2 (en) * | 2021-02-03 | 2023-03-07 | Pratt & Whitney Canada Corp. | Tangential on-board injector |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3730640A (en) * | 1971-06-28 | 1973-05-01 | United Aircraft Corp | Seal ring for gas turbine |
US4157232A (en) * | 1977-10-31 | 1979-06-05 | General Electric Company | Turbine shroud support |
US4161318A (en) * | 1977-03-26 | 1979-07-17 | Rolls-Royce Limited | Sealing system for rotors |
US4551064A (en) * | 1982-03-05 | 1985-11-05 | Rolls-Royce Limited | Turbine shroud and turbine shroud assembly |
EP0616112A1 (en) * | 1993-03-11 | 1994-09-21 | ROLLS-ROYCE plc | Sealing structures for gas turbine engines |
CN1532376A (zh) * | 2003-01-22 | 2004-09-29 | ͨ�õ�����˾ | 涡轮机级的第一级护罩结构和加强维护的方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2859934A (en) * | 1953-07-29 | 1958-11-11 | Havilland Engine Co Ltd | Gas turbines |
US3597102A (en) * | 1968-06-10 | 1971-08-03 | English Electric Co Ltd | Turbines |
GB9210642D0 (en) * | 1992-05-19 | 1992-07-08 | Rolls Royce Plc | Rotor shroud assembly |
US6116852A (en) * | 1997-12-11 | 2000-09-12 | Pratt & Whitney Canada Corp. | Turbine passive thermal valve for improved tip clearance control |
DE19919654A1 (de) * | 1999-04-29 | 2000-11-02 | Abb Alstom Power Ch Ag | Hitzeschild für eine Gasturbine |
US6397603B1 (en) * | 2000-05-05 | 2002-06-04 | The United States Of America As Represented By The Secretary Of The Air Force | Conbustor having a ceramic matrix composite liner |
US6402466B1 (en) | 2000-05-16 | 2002-06-11 | General Electric Company | Leaf seal for gas turbine stator shrouds and a nozzle band |
US6506021B1 (en) * | 2001-10-31 | 2003-01-14 | General Electric Company | Cooling system for a gas turbine |
JP2005520415A (ja) | 2002-03-14 | 2005-07-07 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Tvエニータイム・ウェブ・サービス発見方法の改良 |
US6942445B2 (en) * | 2003-12-04 | 2005-09-13 | Honeywell International Inc. | Gas turbine cooled shroud assembly with hot gas ingestion suppression |
MX2009011266A (es) * | 2007-04-19 | 2009-11-02 | Alstom Technology Ltd | Proteccion termica para estator. |
EP2138676B1 (en) * | 2008-06-24 | 2013-01-30 | Siemens Aktiengesellschaft | Method and device for cooling a gas turbine casing |
RU2547541C2 (ru) * | 2010-11-29 | 2015-04-10 | Альстом Текнолоджи Лтд | Осевая газовая турбина |
EP2508713A1 (en) * | 2011-04-04 | 2012-10-10 | Siemens Aktiengesellschaft | Gas turbine comprising a heat shield and method of operation |
EP2518278A1 (en) * | 2011-04-28 | 2012-10-31 | Siemens Aktiengesellschaft | Turbine casing cooling channel with cooling fluid flowing upstream |
US9328626B2 (en) * | 2012-08-21 | 2016-05-03 | United Technologies Corporation | Annular turbomachine seal and heat shield |
US9316153B2 (en) * | 2013-01-22 | 2016-04-19 | Siemens Energy, Inc. | Purge and cooling air for an exhaust section of a gas turbine assembly |
-
2011
- 2011-04-04 EP EP11160988A patent/EP2508713A1/en not_active Withdrawn
-
2012
- 2012-03-23 CN CN201280014846.XA patent/CN103459778B/zh active Active
- 2012-03-23 RU RU2013144572/06A patent/RU2537113C1/ru active
- 2012-03-23 EP EP12713006.0A patent/EP2694782B1/en active Active
- 2012-03-23 WO PCT/EP2012/055204 patent/WO2012136493A1/en active Application Filing
- 2012-03-23 US US14/009,590 patent/US9482112B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3730640A (en) * | 1971-06-28 | 1973-05-01 | United Aircraft Corp | Seal ring for gas turbine |
US4161318A (en) * | 1977-03-26 | 1979-07-17 | Rolls-Royce Limited | Sealing system for rotors |
US4157232A (en) * | 1977-10-31 | 1979-06-05 | General Electric Company | Turbine shroud support |
US4551064A (en) * | 1982-03-05 | 1985-11-05 | Rolls-Royce Limited | Turbine shroud and turbine shroud assembly |
EP0616112A1 (en) * | 1993-03-11 | 1994-09-21 | ROLLS-ROYCE plc | Sealing structures for gas turbine engines |
CN1532376A (zh) * | 2003-01-22 | 2004-09-29 | ͨ�õ�����˾ | 涡轮机级的第一级护罩结构和加强维护的方法 |
Also Published As
Publication number | Publication date |
---|---|
EP2694782A1 (en) | 2014-02-12 |
RU2537113C1 (ru) | 2014-12-27 |
EP2508713A1 (en) | 2012-10-10 |
CN103459778A (zh) | 2013-12-18 |
US9482112B2 (en) | 2016-11-01 |
EP2694782B1 (en) | 2014-12-31 |
US20140144155A1 (en) | 2014-05-29 |
WO2012136493A1 (en) | 2012-10-11 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220114 Address after: Munich, Germany Patentee after: Siemens energy Global Ltd. Address before: Munich, Germany Patentee before: SIEMENS AG |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: Munich, Germany Patentee after: Siemens Energy International Country or region after: Germany Address before: Munich, Germany Patentee before: Siemens energy Global Ltd. Country or region before: Germany |