BR112013018594A2 - estágio de turbomáquina - Google Patents

estágio de turbomáquina

Info

Publication number
BR112013018594A2
BR112013018594A2 BR112013018594A BR112013018594A BR112013018594A2 BR 112013018594 A2 BR112013018594 A2 BR 112013018594A2 BR 112013018594 A BR112013018594 A BR 112013018594A BR 112013018594 A BR112013018594 A BR 112013018594A BR 112013018594 A2 BR112013018594 A2 BR 112013018594A2
Authority
BR
Brazil
Prior art keywords
crankcase
blades
layer
turbocharger stage
turbomachine stage
Prior art date
Application number
BR112013018594A
Other languages
English (en)
Inventor
André Leroux
Christian Lanneree
David Tourin
Philippe Charles Octave Buyle
Philippe Sarnago
Sébastien Bernard
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
Application filed by Snecma filed Critical Snecma
Publication of BR112013018594A2 publication Critical patent/BR112013018594A2/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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • 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
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • 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
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/003—Arrangements for testing or measuring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
    • 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B1/00—Measuring instruments characterised by the selection of material therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

estágio de turbomáquina estágio de turbomáquina, que compreende uma roda móvel que leva uma pluralidade de pás (18) circundadas exteriormente por um cárter (66) provido em sua superfície interna uma camada (70) de matéria abrasiva em frente às extremidades livres das pás (18), caracterizado pelo fato de que pelo menos um sensor plano (64) de medição de folga no topo de pá é levado pela superfície interna do cárter (66) e recoberto pela camada (70) de matéria abrasiva.
BR112013018594A 2011-01-28 2012-01-25 estágio de turbomáquina BR112013018594A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1150680A FR2971020B1 (fr) 2011-01-28 2011-01-28 Soufflante ou compresseur de turbomachine
PCT/FR2012/050159 WO2012101380A1 (fr) 2011-01-28 2012-01-25 Étage de turbomachine

Publications (1)

Publication Number Publication Date
BR112013018594A2 true BR112013018594A2 (pt) 2016-09-27

Family

ID=44318136

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013018594A BR112013018594A2 (pt) 2011-01-28 2012-01-25 estágio de turbomáquina

Country Status (8)

Country Link
US (1) US20130309063A1 (pt)
EP (1) EP2668372A1 (pt)
CN (1) CN103429850B (pt)
BR (1) BR112013018594A2 (pt)
CA (1) CA2825260A1 (pt)
FR (1) FR2971020B1 (pt)
RU (1) RU2585154C2 (pt)
WO (1) WO2012101380A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105588509A (zh) * 2015-12-16 2016-05-18 中国航空工业集团公司沈阳发动机设计研究所 一种叶尖间隙动态测量系统
FR3064738B1 (fr) * 2017-03-29 2019-04-05 Safran Aircraft Engines Turbomachine et procede de controle d'etancheite a capteurs capacitifs
US10808570B2 (en) 2017-09-12 2020-10-20 Raytheon Technologies Corporation Low profile embedded blade tip clearance sensor
RU2695239C1 (ru) * 2018-05-30 2019-07-22 ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ БЮДЖЕТНОЕ ОБРАЗОВАТЕЛЬНОЕ УЧРЕЖДЕНИЕ ВЫСШЕГО ОБРАЗОВАНИЯ "Брянский государственный технический университет" Модернизированное периферийное уплотнение рабочего колеса

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2011873C1 (ru) * 1991-01-22 1994-04-30 Акционерное общество "Авиадвигатель" Способ регулирования радиального зазора между корпусом и лопатками ротора турбомашины
US5818242A (en) * 1996-05-08 1998-10-06 United Technologies Corporation Microwave recess distance and air-path clearance sensor
EP0819944A1 (en) * 1996-07-16 1998-01-21 Lucent Technologies Inc. Eddy current sensor
FR2784179B1 (fr) * 1998-10-01 2000-11-17 Onera (Off Nat Aerospatiale) Chaine de mesure capacitive
US6927567B1 (en) * 2002-02-13 2005-08-09 Hood Technology Corporation Passive eddy current blade detection sensor
US7618712B2 (en) * 2002-09-23 2009-11-17 Siemens Energy, Inc. Apparatus and method of detecting wear in an abradable coating system
US20060176063A1 (en) * 2005-02-10 2006-08-10 Hyeong-Joon Ahn Capacitive sensor
RU2280238C1 (ru) * 2005-02-24 2006-07-20 Федеральное государственное унитарное предприятие "Центральный институт авиационного моторостроения им. П.И. Баранова" Способ измерения и контроля радиально-осевых зазоров в турбомашинах и устройство для его осуществления
US7455495B2 (en) * 2005-08-16 2008-11-25 United Technologies Corporation Systems and methods for monitoring thermal growth and controlling clearances, and maintaining health of turbo machinery applications
GB2455968B (en) * 2007-11-21 2010-06-09 Rolls Royce Plc Turbomachine having an apparatus to measure the clearance between a rotor blade tip and a stator liner of a stator casing
US20090165540A1 (en) * 2007-12-29 2009-07-02 Craig Terry A Method for measuring blade tip clearance
FR2934675B1 (fr) * 2008-08-04 2010-10-29 Turbomeca Capteur capacitif.
GB0814877D0 (en) * 2008-08-15 2008-09-17 Rolls Royce Plc Clearance and wear determination apparatus
US8272246B2 (en) * 2008-09-30 2012-09-25 General Electric Company Electronic self-calibration for sensor clearance
US8186945B2 (en) * 2009-05-26 2012-05-29 General Electric Company System and method for clearance control

Also Published As

Publication number Publication date
CN103429850B (zh) 2016-06-15
WO2012101380A1 (fr) 2012-08-02
RU2585154C2 (ru) 2016-05-27
RU2013139738A (ru) 2015-03-10
EP2668372A1 (fr) 2013-12-04
FR2971020B1 (fr) 2013-02-08
CA2825260A1 (fr) 2012-08-02
US20130309063A1 (en) 2013-11-21
CN103429850A (zh) 2013-12-04
FR2971020A1 (fr) 2012-08-03

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]