EP1746254A3 - Apparatus and method for cooling a turbine shroud segment and vane outer shroud - Google Patents
Apparatus and method for cooling a turbine shroud segment and vane outer shroud Download PDFInfo
- Publication number
- EP1746254A3 EP1746254A3 EP06253774A EP06253774A EP1746254A3 EP 1746254 A3 EP1746254 A3 EP 1746254A3 EP 06253774 A EP06253774 A EP 06253774A EP 06253774 A EP06253774 A EP 06253774A EP 1746254 A3 EP1746254 A3 EP 1746254A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- cooling
- turbine
- shroud
- vane outer
- outer shroud
- 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
- 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
- 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
- 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
-
- 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
- F05D2240/11—Shroud seal segments
-
- 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
- F05D2260/20—Heat transfer, e.g. 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
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
-
- 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
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/205—Cooling fluid recirculation, i.e. after cooling one or more components is the cooling fluid recovered and used elsewhere for other purposes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/183,741 US7520715B2 (en) | 2005-07-19 | 2005-07-19 | Turbine shroud segment transpiration cooling with individual cast inlet and outlet cavities |
US11/183,922 US7374395B2 (en) | 2005-07-19 | 2005-07-19 | Turbine shroud segment feather seal located in radial shroud legs |
US11/184,843 US20070020088A1 (en) | 2005-07-20 | 2005-07-20 | Turbine shroud segment impingement cooling on vane outer shroud |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1746254A2 EP1746254A2 (en) | 2007-01-24 |
EP1746254A3 true EP1746254A3 (en) | 2010-03-10 |
EP1746254B1 EP1746254B1 (en) | 2016-03-23 |
Family
ID=36917241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06253774.1A Active EP1746254B1 (en) | 2005-07-19 | 2006-07-19 | Apparatus and method for cooling a turbine shroud segment and vane outer shroud |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP1746254B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7377742B2 (en) * | 2005-10-14 | 2008-05-27 | General Electric Company | Turbine shroud assembly and method for assembling a gas turbine engine |
KR101670618B1 (en) * | 2010-04-20 | 2016-10-28 | 미츠비시 쥬고교 가부시키가이샤 | Split-ring cooling structure |
US8998572B2 (en) * | 2012-06-04 | 2015-04-07 | United Technologies Corporation | Blade outer air seal for a gas turbine engine |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4522557A (en) * | 1982-01-07 | 1985-06-11 | S.N.E.C.M.A. | Cooling device for movable turbine blade collars |
JPH0234731U (en) * | 1988-08-30 | 1990-03-06 | ||
JP2001207863A (en) * | 2000-01-21 | 2001-08-03 | Hitachi Ltd | Gas turbine |
EP1221539A2 (en) * | 2001-01-09 | 2002-07-10 | Mitsubishi Heavy Industries, Ltd. | Sealing for shrouds of a gas turbine |
EP1225305A2 (en) * | 2001-01-19 | 2002-07-24 | Mitsubishi Heavy Industries, Ltd. | Gas turbine shroud segment |
US6899518B2 (en) * | 2002-12-23 | 2005-05-31 | Pratt & Whitney Canada Corp. | Turbine shroud segment apparatus for reusing cooling air |
-
2006
- 2006-07-19 EP EP06253774.1A patent/EP1746254B1/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4522557A (en) * | 1982-01-07 | 1985-06-11 | S.N.E.C.M.A. | Cooling device for movable turbine blade collars |
JPH0234731U (en) * | 1988-08-30 | 1990-03-06 | ||
JP2001207863A (en) * | 2000-01-21 | 2001-08-03 | Hitachi Ltd | Gas turbine |
EP1221539A2 (en) * | 2001-01-09 | 2002-07-10 | Mitsubishi Heavy Industries, Ltd. | Sealing for shrouds of a gas turbine |
EP1225305A2 (en) * | 2001-01-19 | 2002-07-24 | Mitsubishi Heavy Industries, Ltd. | Gas turbine shroud segment |
US6899518B2 (en) * | 2002-12-23 | 2005-05-31 | Pratt & Whitney Canada Corp. | Turbine shroud segment apparatus for reusing cooling air |
Also Published As
Publication number | Publication date |
---|---|
EP1746254B1 (en) | 2016-03-23 |
EP1746254A2 (en) | 2007-01-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1674661A3 (en) | Turbine airfoil cooling passageway | |
EP2325439A3 (en) | Turbine airfoil platform cooling core | |
EP1956192A3 (en) | Gas turbine engine component cooling scheme | |
EP1600615A3 (en) | Intercooler system for gas turbine engines | |
EP1528224A3 (en) | Method and apparatus for cooling gas turbine engine rotor blade | |
EP2063118A3 (en) | Method and system to facilitate cooling turbine engines | |
EP1647672A3 (en) | Airfoil with impingement cooling of a large fillet | |
EP2055898A3 (en) | Turbine airfoil with platform cooling | |
EP1760266A3 (en) | Turbine Vane Construction | |
EP1887191A3 (en) | Cooling of a shroud hanger assembly of a gas turbine engine | |
EP1788194A3 (en) | Methods and apparatus for cooling combustion turbine engine components | |
EP1746255A3 (en) | Gas turbine shroud assembly and method for cooling thereof | |
EP1816071A3 (en) | Aircraft auxiliary gas turbine engine and method for operating the same | |
EP1914392A3 (en) | Turbine case impingement cooling for heavy duty gas turbines | |
EP1813776A3 (en) | Microcircuits for cooling of small turbine engine blades | |
EP1803896A3 (en) | Gas turbine nozzle segment and process therefor | |
EP1793088A3 (en) | Methods and apparatus for assembling gas turbine nozzles | |
EP1101563A3 (en) | Modification and repair of film cooling holes in gas turbine engine components | |
EP1905963A3 (en) | Impeller baffle with air cavity deswirlers | |
EP1895109A3 (en) | Guide vane for a gas turbine engine | |
EP1630353A3 (en) | Internally cooled gas turbine aerofoil | |
EP2239428A3 (en) | Exhaust plenum for a turbine engine | |
EP1895124A3 (en) | Oil cooling apparatus in fan cowling and method therefor | |
EP1942269A3 (en) | Convertible gas turbine engine | |
EP1895104A3 (en) | Nozzle segment for turbine engines |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK YU |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F01D 25/12 20060101ALI20100201BHEP Ipc: F01D 11/08 20060101AFI20100201BHEP Ipc: F01D 9/04 20060101ALI20100201BHEP |
|
17P | Request for examination filed |
Effective date: 20100512 |
|
17Q | First examination report despatched |
Effective date: 20100623 |
|
AKX | Designation fees paid |
Designated state(s): DE FR GB |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
INTG | Intention to grant announced |
Effective date: 20150922 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 602006048324 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 11 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 602006048324 Country of ref document: DE |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20170102 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 12 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 602006048324 Country of ref document: DE Representative=s name: SCHMITT-NILSON SCHRAUD WAIBEL WOHLFROM PATENTA, DE |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 13 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20190620 Year of fee payment: 14 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 602006048324 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20210202 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230530 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20230621 Year of fee payment: 18 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20230620 Year of fee payment: 18 |