SG11201403917TA - Geared gas turbine engine with reduced fan noise - Google Patents
Geared gas turbine engine with reduced fan noiseInfo
- Publication number
- SG11201403917TA SG11201403917TA SG11201403917TA SG11201403917TA SG11201403917TA SG 11201403917T A SG11201403917T A SG 11201403917TA SG 11201403917T A SG11201403917T A SG 11201403917TA SG 11201403917T A SG11201403917T A SG 11201403917TA SG 11201403917T A SG11201403917T A SG 11201403917TA
- Authority
- SG
- Singapore
- Prior art keywords
- gas turbine
- turbine engine
- fan noise
- reduced fan
- geared gas
- 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
- 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
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
-
- 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
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/162—Bearing supports
-
- 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
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
- F02C3/107—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with two or more rotors connected by power transmission
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
- F04D29/544—Blade shapes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
-
- 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
- F05D2240/12—Fluid guiding means, e.g. vanes
-
- 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
- F05D2250/00—Geometry
- F05D2250/10—Two-dimensional
- F05D2250/19—Two-dimensional machined; miscellaneous
- F05D2250/191—Two-dimensional machined; miscellaneous perforated
-
- 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
- F05D2250/00—Geometry
- F05D2250/30—Arrangement of components
- F05D2250/38—Arrangement of components angled, e.g. sweep angle
-
- 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
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
-
- 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
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
-
- 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
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
- F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/408,382 US20130219922A1 (en) | 2012-02-29 | 2012-02-29 | Geared gas turbine engine with reduced fan noise |
PCT/US2013/026575 WO2013130295A1 (en) | 2012-02-29 | 2013-02-18 | Geared gas turbine engine with reduced fan noise |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201403917TA true SG11201403917TA (en) | 2014-09-26 |
Family
ID=49001348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201403917TA SG11201403917TA (en) | 2012-02-29 | 2013-02-18 | Geared gas turbine engine with reduced fan noise |
Country Status (4)
Country | Link |
---|---|
US (1) | US20130219922A1 (en) |
EP (1) | EP2820270B1 (en) |
SG (1) | SG11201403917TA (en) |
WO (1) | WO2013130295A1 (en) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10107191B2 (en) | 2012-02-29 | 2018-10-23 | United Technologies Corporation | Geared gas turbine engine with reduced fan noise |
US9441496B2 (en) * | 2012-09-26 | 2016-09-13 | United Technologies Corporation | Structural guide vane internal topology |
EP3108105B1 (en) | 2014-02-19 | 2021-05-12 | Raytheon Technologies Corporation | Gas turbine engine airfoil |
US10495106B2 (en) | 2014-02-19 | 2019-12-03 | United Technologies Corporation | Gas turbine engine airfoil |
EP3108122B1 (en) | 2014-02-19 | 2023-09-20 | Raytheon Technologies Corporation | Turbofan engine with geared architecture and lpc airfoils |
EP3108109B1 (en) | 2014-02-19 | 2023-09-13 | Raytheon Technologies Corporation | Gas turbine engine fan blade |
US10519971B2 (en) | 2014-02-19 | 2019-12-31 | United Technologies Corporation | Gas turbine engine airfoil |
US9567858B2 (en) | 2014-02-19 | 2017-02-14 | United Technologies Corporation | Gas turbine engine airfoil |
WO2015127032A1 (en) | 2014-02-19 | 2015-08-27 | United Technologies Corporation | Gas turbine engine airfoil |
US10557477B2 (en) | 2014-02-19 | 2020-02-11 | United Technologies Corporation | Gas turbine engine airfoil |
US10590775B2 (en) | 2014-02-19 | 2020-03-17 | United Technologies Corporation | Gas turbine engine airfoil |
EP3108104B1 (en) | 2014-02-19 | 2019-06-12 | United Technologies Corporation | Gas turbine engine airfoil |
WO2015126449A1 (en) | 2014-02-19 | 2015-08-27 | United Technologies Corporation | Gas turbine engine airfoil |
WO2015175073A2 (en) | 2014-02-19 | 2015-11-19 | United Technologies Corporation | Gas turbine engine airfoil |
EP4279706A3 (en) | 2014-02-19 | 2024-02-28 | RTX Corporation | Turbofan engine with geared architecture and lpc blade airfoils |
EP3114321B1 (en) * | 2014-02-19 | 2019-04-17 | United Technologies Corporation | Gas turbine engine airfoil |
US10385866B2 (en) | 2014-02-19 | 2019-08-20 | United Technologies Corporation | Gas turbine engine airfoil |
EP3108120B1 (en) | 2014-02-19 | 2021-03-31 | Raytheon Technologies Corporation | Gas turbine engine having a geared architecture and a specific fixed airfoil structure |
US9347323B2 (en) | 2014-02-19 | 2016-05-24 | United Technologies Corporation | Gas turbine engine airfoil total chord relative to span |
EP3108100B1 (en) | 2014-02-19 | 2021-04-14 | Raytheon Technologies Corporation | Gas turbine engine fan blade |
EP3108113A4 (en) | 2014-02-19 | 2017-03-15 | United Technologies Corporation | Gas turbine engine airfoil |
US10352331B2 (en) | 2014-02-19 | 2019-07-16 | United Technologies Corporation | Gas turbine engine airfoil |
US10570916B2 (en) | 2014-02-19 | 2020-02-25 | United Technologies Corporation | Gas turbine engine airfoil |
WO2015126715A1 (en) | 2014-02-19 | 2015-08-27 | United Technologies Corporation | Gas turbine engine airfoil |
DE102014207547A1 (en) * | 2014-04-22 | 2015-10-22 | MTU Aero Engines AG | Aircraft engine |
US9869190B2 (en) | 2014-05-30 | 2018-01-16 | General Electric Company | Variable-pitch rotor with remote counterweights |
US10072510B2 (en) | 2014-11-21 | 2018-09-11 | General Electric Company | Variable pitch fan for gas turbine engine and method of assembling the same |
US10371168B2 (en) | 2015-04-07 | 2019-08-06 | United Technologies Corporation | Modal noise reduction for gas turbine engine |
US10100653B2 (en) | 2015-10-08 | 2018-10-16 | General Electric Company | Variable pitch fan blade retention system |
EP3179071A1 (en) * | 2015-12-10 | 2017-06-14 | United Technologies Corporation | Geared gas turbine engine with reduced fan noise |
US20180216576A1 (en) * | 2016-10-14 | 2018-08-02 | General Electric Company | Supersonic turbofan engine |
GB201702380D0 (en) * | 2017-02-14 | 2017-03-29 | Rolls Royce Plc | Gas turbine engine fan blade with axial lean |
US20200392899A1 (en) * | 2019-06-14 | 2020-12-17 | Pratt & Whitney Canada Corp. | Acoustic treatment for aircraft engine |
US10826547B1 (en) | 2019-11-22 | 2020-11-03 | Raytheon Technologies Corporation | Radio frequency waveguide communication in high temperature environments |
US10998958B1 (en) | 2019-11-22 | 2021-05-04 | Raytheon Technologies Corporation | Radio frequency-based repeater in a waveguide system |
US11277676B2 (en) | 2019-11-22 | 2022-03-15 | Raytheon Technologies Corporation | Radio frequency system sensor interface |
JP7294528B2 (en) | 2020-04-01 | 2023-06-20 | 株式会社Ihi | Stator blades and aircraft gas turbine engines |
US11804206B2 (en) | 2021-05-12 | 2023-10-31 | Goodrich Corporation | Acoustic panel for noise attenuation |
US11674435B2 (en) | 2021-06-29 | 2023-06-13 | General Electric Company | Levered counterweight feathering system |
US11795964B2 (en) | 2021-07-16 | 2023-10-24 | General Electric Company | Levered counterweight feathering system |
US11830467B2 (en) | 2021-10-16 | 2023-11-28 | Rtx Coroporation | Unit cell resonator networks for turbomachinery bypass flow structures |
US11608796B1 (en) * | 2021-11-12 | 2023-03-21 | Raytheon Technologies Corporation | Radial strut frame connection between fan case and core housing in a gas turbine engine |
US11781485B2 (en) | 2021-11-24 | 2023-10-10 | Rtx Corporation | Unit cell resonator networks for gas turbine combustor tone damping |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2029813A (en) * | 1932-10-25 | 1936-02-04 | Mey Rene De | Guiding vane for fans or the like |
US3536414A (en) * | 1968-03-06 | 1970-10-27 | Gen Electric | Vanes for turning fluid flow in an annular duct |
US4883240A (en) * | 1985-08-09 | 1989-11-28 | General Electric Company | Aircraft propeller noise reduction |
US4916894A (en) * | 1989-01-03 | 1990-04-17 | General Electric Company | High bypass turbofan engine having a partially geared fan drive turbine |
US4969325A (en) * | 1989-01-03 | 1990-11-13 | General Electric Company | Turbofan engine having a counterrotating partially geared fan drive turbine |
US6554564B1 (en) * | 2001-11-14 | 2003-04-29 | United Technologies Corporation | Reduced noise fan exit guide vane configuration for turbofan engines |
JP4045993B2 (en) * | 2003-03-28 | 2008-02-13 | 株式会社Ihi | Fan vane, fan for aircraft engine, and aircraft engine |
US7631483B2 (en) * | 2003-09-22 | 2009-12-15 | General Electric Company | Method and system for reduction of jet engine noise |
DE602005017793D1 (en) * | 2004-07-16 | 2009-12-31 | Bell Helicopter Textron Inc | GATE TORQUE DEVICE FOR HELICOPTERS |
GB0520850D0 (en) * | 2005-10-14 | 2005-11-23 | Rolls Royce Plc | Fan static structure |
US7832981B2 (en) * | 2006-04-28 | 2010-11-16 | Valeo, Inc. | Stator vane having both chordwise and spanwise camber |
US7540354B2 (en) | 2006-05-26 | 2009-06-02 | United Technologies Corporation | Micro-perforated acoustic liner |
US8333559B2 (en) * | 2007-04-03 | 2012-12-18 | Carrier Corporation | Outlet guide vanes for axial flow fans |
US7607287B2 (en) * | 2007-05-29 | 2009-10-27 | United Technologies Corporation | Airfoil acoustic impedance control |
US8221071B2 (en) | 2008-09-30 | 2012-07-17 | General Electric Company | Integrated guide vane assembly |
GB2471845A (en) * | 2009-07-14 | 2011-01-19 | Rolls Royce Plc | Fan outlet guide vane arrangement in a turbofan gas turbine engine |
-
2012
- 2012-02-29 US US13/408,382 patent/US20130219922A1/en not_active Abandoned
-
2013
- 2013-02-18 EP EP13754643.8A patent/EP2820270B1/en active Active
- 2013-02-18 WO PCT/US2013/026575 patent/WO2013130295A1/en active Application Filing
- 2013-02-18 SG SG11201403917TA patent/SG11201403917TA/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP2820270A1 (en) | 2015-01-07 |
EP2820270B1 (en) | 2018-07-25 |
EP2820270A4 (en) | 2015-12-02 |
WO2013130295A1 (en) | 2013-09-06 |
US20130219922A1 (en) | 2013-08-29 |
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