BRPI0920177A2 - pá de rotor de turbina e roda de turbina - Google Patents

pá de rotor de turbina e roda de turbina

Info

Publication number
BRPI0920177A2
BRPI0920177A2 BRPI0920177A BRPI0920177A BRPI0920177A2 BR PI0920177 A2 BRPI0920177 A2 BR PI0920177A2 BR PI0920177 A BRPI0920177 A BR PI0920177A BR PI0920177 A BRPI0920177 A BR PI0920177A BR PI0920177 A2 BRPI0920177 A2 BR PI0920177A2
Authority
BR
Brazil
Prior art keywords
turbine
rotor blade
wheel
turbine rotor
turbine wheel
Prior art date
Application number
BRPI0920177A
Other languages
English (en)
Inventor
Pascal Routier
Original Assignee
Snecma
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=40668990&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0920177(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Snecma filed Critical Snecma
Publication of BRPI0920177A2 publication Critical patent/BRPI0920177A2/pt

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
    • 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
    • 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
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • 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
    • F05D2240/301—Cross-sectional characteristics
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BRPI0920177A 2008-10-13 2009-10-06 pá de rotor de turbina e roda de turbina BRPI0920177A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0856903A FR2937078B1 (fr) 2008-10-13 2008-10-13 Aube de turbine a performances aerodynamiques ameliorees.
PCT/FR2009/051897 WO2010043798A1 (fr) 2008-10-13 2009-10-06 Aube de turbine a performances aerodynamiques ameliorees

Publications (1)

Publication Number Publication Date
BRPI0920177A2 true BRPI0920177A2 (pt) 2015-12-29

Family

ID=40668990

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0920177A BRPI0920177A2 (pt) 2008-10-13 2009-10-06 pá de rotor de turbina e roda de turbina

Country Status (9)

Country Link
US (1) US8794926B2 (pt)
EP (1) EP2344720B2 (pt)
JP (1) JP5710488B2 (pt)
CN (1) CN102187063B (pt)
BR (1) BRPI0920177A2 (pt)
CA (1) CA2740030C (pt)
FR (1) FR2937078B1 (pt)
RU (1) RU2520273C2 (pt)
WO (1) WO2010043798A1 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201016455D0 (en) * 2010-09-30 2010-11-17 Imp Innovations Ltd Fluid flow modification
DE102012222953A1 (de) * 2012-12-12 2014-06-26 Honda Motor Co., Ltd. Flügelprofil für einen Axialströmungskompressor
GB2523026B (en) * 2013-04-05 2016-08-31 Bacon Andy Improvements in the fuel efficiency of road vehicles
FR3023635B1 (fr) * 2014-07-10 2018-05-25 Safran Aircraft Engines Procede de modelisation d'une baignoire d'une aube
FR3027623B1 (fr) * 2014-10-23 2021-05-28 Snecma Aube mobile de rotor a reponse acoustique reduite
US20160208626A1 (en) * 2015-01-19 2016-07-21 United Technologies Corporation Integrally bladed rotor with pressure side thickness on blade trailing edge
GB201512688D0 (en) * 2015-07-20 2015-08-26 Rolls Royce Plc Aerofoil
US10519976B2 (en) * 2017-01-09 2019-12-31 Rolls-Royce Corporation Fluid diodes with ridges to control boundary layer in axial compressor stator vane
CA3069372A1 (en) * 2017-09-29 2019-04-04 Ihi Corporation Method for modifying blades of fan, compressor and turbine of axial flow type, and blade obtained by modification
US10995631B2 (en) 2019-04-01 2021-05-04 Pratt & Whitney Canada Corp. Method of shedding ice and fan blade
GB2592009B (en) * 2020-02-11 2022-08-24 Gkn Aerospace Sweden Ab Compressor blade
CN111622808B (zh) * 2020-05-25 2021-05-04 武汉大学 一种基于汽轮机叶型改造的仿生叶片及设计方法
WO2022118500A1 (ja) * 2020-12-03 2022-06-09 株式会社Ihi 軸流型のファン、圧縮機及びタービンの翼の改造方法、及び当該改造により得られる翼

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2074201A (en) * 1934-01-29 1937-03-16 Avions Kellner Bechereau Soc Airfoil used in aeronautics
DE681479C (de) * 1937-03-04 1939-09-23 Escher Wyss Maschinenfabrik G Leitschaufel fuer Dampf- oder Gasturbinen, insbesondere fuer den Niederdruckteil solcher Turbinen
US2150299A (en) * 1937-10-11 1939-03-14 Telfer Edmund Victor Propeller
DE845900C (de) 1943-08-07 1952-08-07 Freiherr Re Koenig-Fachsenfeld Einrichtung zur Beeinflussung der Grenzschicht an Koerpern aller Art
US2800291A (en) 1950-10-24 1957-07-23 Stephens Arthur Veryan Solid boundary surface for contact with a relatively moving fluid medium
US3578264A (en) * 1968-07-09 1971-05-11 Battelle Development Corp Boundary layer control of flow separation and heat exchange
US3588005A (en) † 1969-01-10 1971-06-28 Scott C Rethorst Ridge surface system for maintaining laminar flow
US4720239A (en) * 1982-10-22 1988-01-19 Owczarek Jerzy A Stator blades of turbomachines
DE3325663C2 (de) † 1983-07-15 1985-08-22 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Axial durchströmtes Schaufelgitter einer mit Gas oder Dampf betriebenen Turbine
US4830315A (en) * 1986-04-30 1989-05-16 United Technologies Corporation Airfoil-shaped body
US4813633A (en) † 1986-12-29 1989-03-21 United Technologies Corporation Airfoil trailing edge
US5088665A (en) * 1989-10-31 1992-02-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Serrated trailing edges for improving lift and drag characteristics of lifting surfaces
SU1765469A1 (ru) * 1990-07-16 1992-09-30 Военная академия им.Ф.Э.Дзержинского Лопатка осевой турбомашины
GB9920564D0 (en) * 1999-08-31 1999-11-03 Rolls Royce Plc Axial flow turbines
US6484971B2 (en) † 2000-07-24 2002-11-26 Thombi Layukallo Control of flow separation and related phenomena on aerodynamic surfaces
EP1580399B1 (de) * 2004-03-25 2006-11-15 Rolls-Royce Deutschland Ltd & Co KG Verdichter für ein Flugzeugtriebwerk
US8083487B2 (en) * 2007-07-09 2011-12-27 General Electric Company Rotary airfoils and method for fabricating same

Also Published As

Publication number Publication date
US8794926B2 (en) 2014-08-05
FR2937078A1 (fr) 2010-04-16
RU2011119021A (ru) 2012-11-20
EP2344720B1 (fr) 2016-04-20
EP2344720B2 (fr) 2019-10-23
JP5710488B2 (ja) 2015-04-30
CN102187063B (zh) 2015-01-14
JP2012505340A (ja) 2012-03-01
EP2344720A1 (fr) 2011-07-20
FR2937078B1 (fr) 2011-09-23
CA2740030A1 (fr) 2010-04-22
CA2740030C (fr) 2017-01-17
RU2520273C2 (ru) 2014-06-20
WO2010043798A1 (fr) 2010-04-22
US20110200442A1 (en) 2011-08-18
CN102187063A (zh) 2011-09-14

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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]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B11E Dismissal acc. art. 34 of ipl - requirements for examination incomplete
B11T Dismissal: dismissal of application maintained