GB1345835A - Air intake devices for fans or compressors - Google Patents

Air intake devices for fans or compressors

Info

Publication number
GB1345835A
GB1345835A GB2567172A GB2567172A GB1345835A GB 1345835 A GB1345835 A GB 1345835A GB 2567172 A GB2567172 A GB 2567172A GB 2567172 A GB2567172 A GB 2567172A GB 1345835 A GB1345835 A GB 1345835A
Authority
GB
United Kingdom
Prior art keywords
blades
trailing edge
leading
membrane
compressors
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB2567172A
Other languages
English (en)
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
Original Assignee
SNECMA SAS
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 SAS filed Critical SNECMA SAS
Publication of GB1345835A publication Critical patent/GB1345835A/en
Expired legal-status Critical Current

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
    • F01D5/148—Blades with variable camber, e.g. by ejection of fluid
    • 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
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB2567172A 1971-06-03 1972-06-01 Air intake devices for fans or compressors Expired GB1345835A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7120104A FR2139741B1 (https=) 1971-06-03 1971-06-03

Publications (1)

Publication Number Publication Date
GB1345835A true GB1345835A (en) 1974-02-06

Family

ID=9078043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2567172A Expired GB1345835A (en) 1971-06-03 1972-06-01 Air intake devices for fans or compressors

Country Status (2)

Country Link
FR (1) FR2139741B1 (https=)
GB (1) GB1345835A (https=)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235733A (en) * 1989-09-07 1991-03-13 Gen Electric Damper assembly for a jet engine strut
GB2397855A (en) * 2003-01-30 2004-08-04 Rolls Royce Plc Damping vibrations in turbomachine aerofoils
WO2005056984A1 (de) * 2003-12-06 2005-06-23 Eads Deutschland Gmbh Verfahren zur lärmreduzierung von turbomaschinen mittels veränderung der oberflächenströmung eines stators
DE102007002518B3 (de) * 2007-01-17 2008-07-31 Air Fertigung-Technologie Gmbh & Co.Kg Schaufel einer Strömungsmaschine
EP1898055A3 (en) * 2006-09-01 2011-06-15 United Technologies Corporation Variable geometry guide vane for a gas turbine engine
EP1574668A3 (en) * 2004-03-10 2012-12-12 General Electric Company Bifurcated outlet guide vanes
EP2383442A3 (en) * 2010-04-30 2014-04-02 Rolls-Royce plc Gas turbine engine
CN113518704A (zh) * 2019-02-27 2021-10-19 赛峰飞机发动机公司 使用可充气囊状物组装用于飞行器涡轮机的出口导向叶片
CN113863991A (zh) * 2021-10-20 2021-12-31 中国航发沈阳黎明航空发动机有限责任公司 一种高气动效率的主动控制柔性表面叶片

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820117A (en) * 1987-07-09 1989-04-11 United Technologies Corporation Crossed I-beam structural strut
FR2696210B1 (fr) * 1992-09-25 1994-10-28 Turbomeca Système de réglage des conditions d'alimentation en air d'une turbomachine, compresseur centrifuge comportant un système de réglage et groupe auxiliaire de puissance comportant un tel compresseur.
US10280759B2 (en) * 2016-05-25 2019-05-07 United Technologies Corporation Mechanically retained fan blade cover
US11379629B2 (en) 2020-02-21 2022-07-05 Raytheon Technologies Corporation System and process for designing internal components for a gas turbine engine
GB2640718A (en) * 2024-05-02 2025-11-05 Strike Energy Inc Turbine

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056738A (en) * 1989-09-07 1991-10-15 General Electric Company Damper assembly for a strut in a jet propulsion engine
GB2235733A (en) * 1989-09-07 1991-03-13 Gen Electric Damper assembly for a jet engine strut
GB2397855A (en) * 2003-01-30 2004-08-04 Rolls Royce Plc Damping vibrations in turbomachine aerofoils
GB2397855B (en) * 2003-01-30 2006-04-05 Rolls Royce Plc A turbomachine aerofoil
US7025568B2 (en) 2003-01-30 2006-04-11 Rolls-Royce Plc Turbomachine aerofoil
US7758296B2 (en) 2003-12-06 2010-07-20 Eads Deutschland Gmbh Method for reducing the noise of turbo engines
WO2005056984A1 (de) * 2003-12-06 2005-06-23 Eads Deutschland Gmbh Verfahren zur lärmreduzierung von turbomaschinen mittels veränderung der oberflächenströmung eines stators
EP1574668A3 (en) * 2004-03-10 2012-12-12 General Electric Company Bifurcated outlet guide vanes
EP1898055A3 (en) * 2006-09-01 2011-06-15 United Technologies Corporation Variable geometry guide vane for a gas turbine engine
DE102007002518B3 (de) * 2007-01-17 2008-07-31 Air Fertigung-Technologie Gmbh & Co.Kg Schaufel einer Strömungsmaschine
EP2383442A3 (en) * 2010-04-30 2014-04-02 Rolls-Royce plc Gas turbine engine
US8870530B2 (en) 2010-04-30 2014-10-28 Rolls-Royce Plc Gas turbine engine
CN113518704A (zh) * 2019-02-27 2021-10-19 赛峰飞机发动机公司 使用可充气囊状物组装用于飞行器涡轮机的出口导向叶片
CN113518704B (zh) * 2019-02-27 2023-11-24 赛峰飞机发动机公司 使用可充气囊状物组装用于飞行器涡轮机的出口导向叶片
CN113863991A (zh) * 2021-10-20 2021-12-31 中国航发沈阳黎明航空发动机有限责任公司 一种高气动效率的主动控制柔性表面叶片

Also Published As

Publication number Publication date
FR2139741A1 (https=) 1973-01-12
FR2139741B1 (https=) 1975-01-17

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee