JP4956809B2 - 遠心圧縮機のインペラの下流側空洞の換気システム - Google Patents

遠心圧縮機のインペラの下流側空洞の換気システム Download PDF

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Publication number
JP4956809B2
JP4956809B2 JP2007186669A JP2007186669A JP4956809B2 JP 4956809 B2 JP4956809 B2 JP 4956809B2 JP 2007186669 A JP2007186669 A JP 2007186669A JP 2007186669 A JP2007186669 A JP 2007186669A JP 4956809 B2 JP4956809 B2 JP 4956809B2
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Japan
Prior art keywords
downstream
annular
metal plate
air
impeller
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JP2007186669A
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English (en)
Japanese (ja)
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JP2008025578A5 (https=
JP2008025578A (ja
Inventor
テイエリー・アルゴー
アントワーヌ・ロベール・アラン・ブルネ
ジヤン−クリストフ・レイナンジエ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
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SNECMA SAS
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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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
    • 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
    • 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)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP2007186669A 2006-07-19 2007-07-18 遠心圧縮機のインペラの下流側空洞の換気システム Active JP4956809B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0606541 2006-07-19
FR0606541A FR2904036B1 (fr) 2006-07-19 2006-07-19 Systeme de ventilation d'une cavite aval de rouet de compresseur centrifuge

Publications (3)

Publication Number Publication Date
JP2008025578A JP2008025578A (ja) 2008-02-07
JP2008025578A5 JP2008025578A5 (https=) 2010-08-12
JP4956809B2 true JP4956809B2 (ja) 2012-06-20

Family

ID=37770941

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007186669A Active JP4956809B2 (ja) 2006-07-19 2007-07-18 遠心圧縮機のインペラの下流側空洞の換気システム

Country Status (6)

Country Link
US (1) US7942630B2 (https=)
EP (1) EP1882826B1 (https=)
JP (1) JP4956809B2 (https=)
CA (1) CA2594008C (https=)
FR (1) FR2904036B1 (https=)
RU (1) RU2433310C2 (https=)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8075247B2 (en) * 2007-12-21 2011-12-13 Pratt & Whitney Canada Corp. Centrifugal impeller with internal heating
US8147178B2 (en) * 2008-12-23 2012-04-03 General Electric Company Centrifugal compressor forward thrust and turbine cooling apparatus
US8087249B2 (en) * 2008-12-23 2012-01-03 General Electric Company Turbine cooling air from a centrifugal compressor
US9228497B2 (en) 2010-12-30 2016-01-05 Rolls-Royce Corporation Gas turbine engine with secondary air flow circuit
GB2510004B (en) * 2013-08-19 2015-10-14 Rolls Royce Plc Axial flow machine cooling system
FR3025260B1 (fr) * 2014-08-29 2019-08-30 Safran Aircraft Engines Compresseur centrifuge a resistance amelioree
US10208668B2 (en) * 2015-09-30 2019-02-19 Rolls-Royce Corporation Turbine engine advanced cooling system
US10830144B2 (en) 2016-09-08 2020-11-10 Rolls-Royce North American Technologies Inc. Gas turbine engine compressor impeller cooling air sinks
JP6750998B2 (ja) * 2016-10-07 2020-09-02 パナソニックｉ−ＰＲＯセンシングソリューションズ株式会社 監視システム及び監視方法
FR3062682B1 (fr) * 2017-02-07 2019-04-19 Safran Aircraft Engines Partie de turbomachine comprenant une paroi de separation de deux cavites pourvue de bossages
CN107725479B (zh) * 2017-09-26 2019-09-24 中国科学院工程热物理研究所 一种旋转盘腔内部的转子罩壳结构及包含该结构的发动机
US11049176B1 (en) 2020-01-10 2021-06-29 House Of Skye Ltd Systems/methods for identifying products within audio-visual content and enabling seamless purchasing of such identified products by viewers/users of the audio-visual content
US11525393B2 (en) 2020-03-19 2022-12-13 Rolls-Royce Corporation Turbine engine with centrifugal compressor having impeller backplate offtake
FR3137409A1 (fr) * 2022-07-04 2024-01-05 Safran Helicopter Engines Compresseur pour aéronef
US11773773B1 (en) 2022-07-26 2023-10-03 Rolls-Royce North American Technologies Inc. Gas turbine engine centrifugal compressor with impeller load and cooling control
FR3160436B1 (fr) * 2024-03-19 2026-03-20 Safran Aircraft Engines système de contrôle de la pressurisation d’une cavité aval de rotor de compresseur centrifuge dans une turbomachine
FR3166163A1 (fr) 2024-09-06 2026-03-13 Safran Aircraft Engines Module pour une turbomachine d’aeronef
FR3166167A1 (fr) 2024-09-06 2026-03-13 Safran Aircraft Engines Module pour une turbomachine d’aeronef
FR3166178A1 (fr) 2024-09-06 2026-03-13 Safran Aircraft Engines Module pour une turbomachine d’aeronef
FR3166164A1 (fr) 2024-09-06 2026-03-13 Safran Aircraft Engines Module pour une turbomachine d’aeronef
FR3166165A1 (fr) 2024-09-06 2026-03-13 Safran Aircraft Engines Module pour une turbomachine d’aeronef

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968742C (de) * 1944-09-22 1958-03-27 Daimler Benz Ag Mehrstufiges Radialgeblaese, vorzugsweise Ladegeblaese fuer Flugmotoren
GB1047014A (en) * 1962-07-03 1966-11-02 English Electric Co Ltd Improvements in or relating to hydraulic pumps, turbines or reversible pump turbines
FR1472085A (fr) * 1965-11-18 1967-03-10 Snecma Perfectionnement aux compresseurs contra-rotatifs
US3469772A (en) * 1967-07-19 1969-09-30 Donald A Mcdonald Air moving apparatus
US4462204A (en) * 1982-07-23 1984-07-31 General Electric Company Gas turbine engine cooling airflow modulator
SU1222900A1 (ru) * 1984-11-22 1986-04-07 Производственное объединение "Невский завод" им.В.И.Ленина Сигнализатор помпажа турбокомпрессора
JPS62143098A (ja) * 1985-12-18 1987-06-26 松下電器産業株式会社 明瞭度評価用単音節の合成方法
DE4225625A1 (de) * 1992-08-03 1994-02-10 Asea Brown Boveri Abgasturbolader
GB2290113B (en) * 1994-05-31 1998-07-15 Ingersoll Dresser Pump Co Centrifugal pump
US5555721A (en) * 1994-09-28 1996-09-17 General Electric Company Gas turbine engine cooling supply circuit
JPH1089291A (ja) * 1996-09-11 1998-04-07 Tochigi Fuji Ind Co Ltd 遠心式コンプレッサ
US5996331A (en) * 1997-09-15 1999-12-07 Alliedsignal Inc. Passive turbine coolant regulator responsive to engine load
US6035627A (en) * 1998-04-21 2000-03-14 Pratt & Whitney Canada Inc. Turbine engine with cooled P3 air to impeller rear cavity
DE59809867D1 (de) * 1998-05-25 2003-11-13 Abb Turbo Systems Ag Baden Radialverdichter
JP2001123997A (ja) * 1999-10-21 2001-05-08 Hitachi Ltd 磁気軸受搭載遠心圧縮機
JP4375883B2 (ja) * 2000-06-02 2009-12-02 本田技研工業株式会社 ガスタービンエンジンの軸受へのシールエア供給装置
US6276896B1 (en) * 2000-07-25 2001-08-21 Joseph C. Burge Apparatus and method for cooling Axi-Centrifugal impeller
RU2208177C1 (ru) * 2002-07-15 2003-07-10 Открытое акционерное общество Авиамоторный научно-технический комплекс "Союз" Двухконтурный турбореактивный двигатель
JP4125985B2 (ja) * 2003-03-31 2008-07-30 株式会社山田製作所 ウォーターポンプ
DE10325980A1 (de) * 2003-06-07 2004-12-23 Daimlerchrysler Ag Abgasturbolader

Also Published As

Publication number Publication date
RU2007127561A (ru) 2009-01-27
US20100028137A1 (en) 2010-02-04
RU2433310C2 (ru) 2011-11-10
FR2904036A1 (fr) 2008-01-25
US7942630B2 (en) 2011-05-17
JP2008025578A (ja) 2008-02-07
CA2594008C (fr) 2014-11-04
EP1882826B1 (fr) 2012-08-01
CA2594008A1 (fr) 2008-01-19
FR2904036B1 (fr) 2008-08-29
EP1882826A1 (fr) 2008-01-30

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