BRPI0909201A2 - Dispositivo e processo de balanceamento de pressão em pelo menos um alojamento de mancal de turborreator, e, turborreator. - Google Patents

Dispositivo e processo de balanceamento de pressão em pelo menos um alojamento de mancal de turborreator, e, turborreator.

Info

Publication number
BRPI0909201A2
BRPI0909201A2 BRPI0909201-3A BRPI0909201A BRPI0909201A2 BR PI0909201 A2 BRPI0909201 A2 BR PI0909201A2 BR PI0909201 A BRPI0909201 A BR PI0909201A BR PI0909201 A2 BRPI0909201 A2 BR PI0909201A2
Authority
BR
Brazil
Prior art keywords
turborreator
bearing housing
balancing device
pressure balancing
pressure
Prior art date
Application number
BRPI0909201-3A
Other languages
English (en)
Inventor
Ion Fintescu
Laurent Gille
Jean-Pierre Mourlan
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 BRPI0909201A2 publication Critical patent/BRPI0909201A2/pt
Publication of BRPI0909201B1 publication Critical patent/BRPI0909201B1/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
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • 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
    • F01D25/18—Lubricating arrangements
    • F01D25/183—Sealing means
    • 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
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/06—Arrangements of bearings; Lubricating
    • 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
    • F05D2240/60—Shafts
    • F05D2240/63—Glands for admission or removal of fluids from shafts
BRPI0909201A 2008-03-26 2009-03-24 dispositivo e processo de balanceamento de pressão em pelo menos um alojamento de mancal de turborreator, e, turborreator BRPI0909201B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0851923A FR2929325B1 (fr) 2008-03-26 2008-03-26 Dispositif et procede d'equilibrage de pression dans une enceinte palier de turboreacteur
PCT/FR2009/050500 WO2009125120A2 (fr) 2008-03-26 2009-03-24 Dispositif et procede d'equilibrage de pression dans une enceinte palier de turboreacteur

Publications (2)

Publication Number Publication Date
BRPI0909201A2 true BRPI0909201A2 (pt) 2015-08-18
BRPI0909201B1 BRPI0909201B1 (pt) 2019-12-31

Family

ID=39884688

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0909201A BRPI0909201B1 (pt) 2008-03-26 2009-03-24 dispositivo e processo de balanceamento de pressão em pelo menos um alojamento de mancal de turborreator, e, turborreator

Country Status (9)

Country Link
US (1) US8714905B2 (pt)
EP (1) EP2281110B1 (pt)
JP (1) JP5710467B2 (pt)
CN (1) CN101981277B (pt)
BR (1) BRPI0909201B1 (pt)
CA (1) CA2719472C (pt)
FR (1) FR2929325B1 (pt)
RU (1) RU2486358C2 (pt)
WO (1) WO2009125120A2 (pt)

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DE102009059019A1 (de) * 2009-12-21 2011-06-22 Rolls-Royce Deutschland Ltd & Co KG, 15827 Anordnung zum Abführen von Ölentlüftungsluft bei einem Gasturbinentriebwerk
US8876933B2 (en) * 2010-12-08 2014-11-04 Hamilton Sundstrand Corporation Core diffuser for deoiler/breather
FR2992679A1 (fr) * 2012-06-28 2014-01-03 Snecma Tourillon de turbomachine comportant une couronne de recuperation d'un flux d'huile de lubrification avec une pluralite d'orifices d'evacuation d'huile de lubrification
FR3005099B1 (fr) * 2013-04-30 2017-08-25 Snecma Structure de turbomachine comportant une bague de ventilation
DE102013112773A1 (de) * 2013-11-19 2015-05-21 Rolls-Royce Deutschland Ltd & Co Kg Strahltriebwerk mit einer Einrichtung zum Einsprühen von Öl in einen Luft-Öl-Volumenstrom
FR3016661B1 (fr) 2014-01-23 2019-05-03 Safran Aircraft Engines Enceinte de palier d'une turbomachine
CN105089815B (zh) * 2014-05-14 2018-11-16 中国航发商用航空发动机有限责任公司 燃气涡轮发动机的轴承腔密封系统及方法
FR3021358B1 (fr) * 2014-05-23 2018-07-20 Safran Aircraft Engines Boite d'engrenages de turbomachine d'aeronef
US9890846B2 (en) * 2014-12-08 2018-02-13 General Electric Company Gearbox with sealed accessory vent
DE102014119066A1 (de) 2014-12-18 2016-06-23 Rolls-Royce Deutschland Ltd & Co Kg Flugtriebwerk mit einer Vorrichtung zum Abscheiden von Öl
CN104989531B (zh) * 2015-06-23 2017-03-08 中国航空动力机械研究所 一种轴承腔通风系统
US10385729B2 (en) 2015-11-24 2019-08-20 General Electric Company Cylindrical air guide in a turbine engine
ITUA20162735A1 (it) * 2016-04-20 2017-10-20 Ge Avio Srl Unita' di trasferimento d'olio per trasferire olio tra una parte statica ed una parte rotante
CN106884722B (zh) * 2017-02-16 2019-03-22 中国航发沈阳发动机研究所 一种用于轴承腔滑油密封的流路设计方法
US10513938B2 (en) 2017-04-25 2019-12-24 United Technologies Corporation Intershaft compartment buffering arrangement
FR3071549B1 (fr) * 2017-09-25 2022-05-20 Safran Aircraft Engines Enceinte lubrifiee de moteur comprenant un systeme de depressurisation ameliore
US11346249B2 (en) 2019-03-05 2022-05-31 Pratt & Whitney Canada Corp. Gas turbine engine with feed pipe for bearing housing
US11512594B2 (en) * 2020-06-05 2022-11-29 General Electric Company System and method for modulating airflow into a bore of a rotor to control blade tip clearance
CN112228224B (zh) * 2020-10-14 2021-04-27 上海尚实能源科技有限公司 一种燃气轮机发动机自增压封严压力回油轴承腔
CN114909220A (zh) * 2021-02-09 2022-08-16 中国航发商用航空发动机有限责任公司 一种燃气涡轮发动机的轴承腔通风促进装置及方法

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US5415478A (en) * 1994-05-17 1995-05-16 Pratt & Whitney Canada, Inc. Annular bearing compartment
US6033450A (en) * 1995-12-21 2000-03-07 United Technologies Corporation Deoiler shaft vortex separator
US6330790B1 (en) * 1999-10-27 2001-12-18 Alliedsignal, Inc. Oil sump buffer seal
RU2189475C2 (ru) * 2000-10-26 2002-09-20 Открытое акционерное общество "Авиадвигатель" Опора газотурбинного двигателя
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US20030097872A1 (en) * 2001-11-29 2003-05-29 Granitz Charles Robert System for reducing oil consumption in gas turbine engines
US6851255B2 (en) * 2002-12-18 2005-02-08 Pratt & Whitney Canada Corp. Normally open reverse flow flapper valve
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Also Published As

Publication number Publication date
CN101981277A (zh) 2011-02-23
CN101981277B (zh) 2014-07-23
JP2011518975A (ja) 2011-06-30
JP5710467B2 (ja) 2015-04-30
RU2010143557A (ru) 2012-05-10
WO2009125120A2 (fr) 2009-10-15
EP2281110B1 (fr) 2013-11-06
US20110188992A1 (en) 2011-08-04
EP2281110A2 (fr) 2011-02-09
CA2719472C (fr) 2016-09-13
BRPI0909201B1 (pt) 2019-12-31
CA2719472A1 (fr) 2009-10-15
FR2929325A1 (fr) 2009-10-02
FR2929325B1 (fr) 2012-09-28
WO2009125120A3 (fr) 2009-12-23
US8714905B2 (en) 2014-05-06
RU2486358C2 (ru) 2013-06-27

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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]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

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