BR112016006867A2 - estágio de rotor de turbina axial com relação de corda/passo aperfeiçoada - Google Patents
estágio de rotor de turbina axial com relação de corda/passo aperfeiçoadaInfo
- Publication number
- BR112016006867A2 BR112016006867A2 BR112016006867A BR112016006867A BR112016006867A2 BR 112016006867 A2 BR112016006867 A2 BR 112016006867A2 BR 112016006867 A BR112016006867 A BR 112016006867A BR 112016006867 A BR112016006867 A BR 112016006867A BR 112016006867 A2 BR112016006867 A2 BR 112016006867A2
- Authority
- BR
- Brazil
- Prior art keywords
- rotor stage
- axial turbine
- axis
- pitch ratio
- turbine rotor
- Prior art date
Links
- 230000000284 resting effect Effects 0.000 abstract 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/022—Blade-carrying members, e.g. rotors with concentric rows of axial 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/025—Fixing blade carrying members on shafts
-
- 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
- F01D5/14—Form or construction
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/146—Shape, i.e. outer, aerodynamic form of blades with tandem configuration, split blades or slotted 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
- 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
-
- 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
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
-
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
-
- 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
-
- 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
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
-
- 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
- F05D2250/70—Shape
- F05D2250/75—Shape given by its similarity to a letter, e.g. T-shaped
-
- 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
- F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
- F05D2300/17—Alloys
- F05D2300/171—Steel alloys
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
- F05D2300/17—Alloys
- F05D2300/173—Aluminium alloys, e.g. AlCuMgPb
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
-
- 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)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Composite Materials (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
resumo estágio de rotor de turbina axial com relação de corda/passo aperfeiçoada estágio de rotor de uma turbina axial que compreende uma haste (1), adaptada para rodar em torno de um eixo (a), e várias lâminas, tendo pelo menos uma lâmina, que se estende em uma direção substancialmente radial (r) normal ao eixo (a), em uma primeira distância radial (r1) do eixo (a), sendo disposto um número de partes de aerofólio menor que o número de partes de aerofólio que são dispostos em uma segunda distância radial (r2) do eixo (a), a primeira distância radial (r1) sendo menor que a segunda distância radial (r2), o dito estágio de rotor compreendendo várias lâminas de suporte (2, 20), e várias lâminas adicionais (6), as ditas lâminas de suporte (2, 20) compreendendo um primeiro e segundo elemento de repouso (11, 12), a dita lâmina adicional (6) sendo conectadas nas ditas duas lâminas de suporte subsequentes (2, 20).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2013/002185 WO2015049548A1 (en) | 2013-10-03 | 2013-10-03 | Rotor stage of axial turbine with improved chord/pitch ratio |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112016006867A2 true BR112016006867A2 (pt) | 2017-08-01 |
Family
ID=49943393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112016006867A BR112016006867A2 (pt) | 2013-10-03 | 2013-10-03 | estágio de rotor de turbina axial com relação de corda/passo aperfeiçoada |
Country Status (7)
Country | Link |
---|---|
US (1) | US20160245087A1 (pt) |
EP (1) | EP3052760B1 (pt) |
JP (1) | JP2016538449A (pt) |
KR (1) | KR20160070079A (pt) |
BR (1) | BR112016006867A2 (pt) |
CA (1) | CA2925842A1 (pt) |
WO (1) | WO2015049548A1 (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109869196B (zh) * | 2019-04-18 | 2021-10-01 | 中国航发沈阳发动机研究所 | 一种双联或多联的叶轮机转子叶片及具有其的叶轮机 |
US11149552B2 (en) | 2019-12-13 | 2021-10-19 | General Electric Company | Shroud for splitter and rotor airfoils of a fan for a gas turbine engine |
FR3116299B1 (fr) * | 2020-11-13 | 2023-05-26 | Safran Helicopter Engines | Compresseur de turbomachine |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1263473A (en) | 1917-09-25 | 1918-04-23 | Gen Electric | Elastic-fluid turbine. |
FR947195A (fr) * | 1942-09-24 | 1949-06-24 | Armstrong Siddeley Motors Ltd | Perfectionnements au montage d'organes en saillie sur des pièces tournantes |
GB579784A (en) * | 1943-12-08 | 1946-08-15 | Armstrong Siddeley Motors Ltd | Improvements relating to bladed rotors |
US2407223A (en) | 1945-01-09 | 1946-09-10 | United Aircraft Corp | Engine cooling and charging apparatus |
US3002675A (en) * | 1957-11-07 | 1961-10-03 | Power Jets Res & Dev Ltd | Blade elements for turbo machines |
US2999631A (en) * | 1958-09-05 | 1961-09-12 | Gen Electric | Dual airfoil |
US3070284A (en) * | 1960-10-07 | 1962-12-25 | Gen Electric | Turbo-fan rotor |
US3528246A (en) * | 1966-12-29 | 1970-09-15 | Helen M Fischer | Fan arrangement for high bypass ratio turbofan engine |
GB1118898A (en) * | 1967-04-03 | 1968-07-03 | Rolls Royce | Fluid flow machine |
US3610776A (en) * | 1970-03-02 | 1971-10-05 | Rolls Royce | Compressor blade for a gas turbine engine |
JPS6196103A (ja) * | 1984-10-16 | 1986-05-14 | Mitsubishi Heavy Ind Ltd | 回転機械の多層構造動翼 |
US5261227A (en) * | 1992-11-24 | 1993-11-16 | General Electric Company | Variable specific thrust turbofan engine |
US5988980A (en) * | 1997-09-08 | 1999-11-23 | General Electric Company | Blade assembly with splitter shroud |
US6454535B1 (en) * | 2000-10-31 | 2002-09-24 | General Electric Company | Blisk |
JP2004190588A (ja) * | 2002-12-12 | 2004-07-08 | Mitsubishi Heavy Ind Ltd | 長翼及びその設計方法 |
US7758303B1 (en) | 2006-07-31 | 2010-07-20 | General Electric Company | FLADE fan with different inner and outer airfoil stagger angles at a shroud therebetween |
FR2914943B1 (fr) | 2007-04-13 | 2011-04-01 | Snecma | Aube de soufflante |
-
2013
- 2013-10-03 KR KR1020167010123A patent/KR20160070079A/ko not_active Application Discontinuation
- 2013-10-03 EP EP13818773.7A patent/EP3052760B1/en active Active
- 2013-10-03 JP JP2016518445A patent/JP2016538449A/ja active Pending
- 2013-10-03 WO PCT/IB2013/002185 patent/WO2015049548A1/en active Application Filing
- 2013-10-03 BR BR112016006867A patent/BR112016006867A2/pt not_active Application Discontinuation
- 2013-10-03 CA CA2925842A patent/CA2925842A1/en not_active Abandoned
- 2013-10-03 US US15/026,083 patent/US20160245087A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2015049548A1 (en) | 2015-04-09 |
KR20160070079A (ko) | 2016-06-17 |
CA2925842A1 (en) | 2015-04-09 |
EP3052760B1 (en) | 2019-04-10 |
US20160245087A1 (en) | 2016-08-25 |
EP3052760A1 (en) | 2016-08-10 |
JP2016538449A (ja) | 2016-12-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements |