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FR1068974A - Improvements to axial fluid flow machines - Google Patents

Improvements to axial fluid flow machines

Info

Publication number
FR1068974A
FR1068974A FR1068974DA FR1068974A FR 1068974 A FR1068974 A FR 1068974A FR 1068974D A FR1068974D A FR 1068974DA FR 1068974 A FR1068974 A FR 1068974A
Authority
FR
France
Prior art keywords
fluid flow
axial fluid
flow machines
machines
axial
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
Other languages
French (fr)
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Application granted granted Critical
Publication of FR1068974A publication Critical patent/FR1068974A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • 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
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0207—Surge control by bleeding, bypassing or recycling fluids
    • F04D27/023—Details or means for fluid extraction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1068974D 1951-10-10 1952-10-10 Improvements to axial fluid flow machines Expired FR1068974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23637/51A GB712051A (en) 1951-10-10 1951-10-10 Improvements in or relating to axial-flow fluid machines

Publications (1)

Publication Number Publication Date
FR1068974A true FR1068974A (en) 1954-07-02

Family

ID=10198865

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1068974D Expired FR1068974A (en) 1951-10-10 1952-10-10 Improvements to axial fluid flow machines

Country Status (4)

Country Link
US (1) US2910268A (en)
CH (1) CH313849A (en)
FR (1) FR1068974A (en)
GB (1) GB712051A (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3085400A (en) * 1959-03-23 1963-04-16 Gen Electric Cooling fluid impeller for elastic fluid turbines
US3034763A (en) * 1959-08-20 1962-05-15 United Aircraft Corp Rotor construction
US3398881A (en) * 1967-01-10 1968-08-27 United Aircraft Corp Compressor bleed device
GB1217807A (en) * 1969-07-19 1970-12-31 Rolls Royce Gas turbine engine
US3609059A (en) * 1969-10-03 1971-09-28 Gen Motors Corp Isothermal wheel
US3647313A (en) * 1970-06-01 1972-03-07 Gen Electric Gas turbine engines with compressor rotor cooling
US3632221A (en) * 1970-08-03 1972-01-04 Gen Electric Gas turbine engine cooling system incorporating a vortex shaft valve
US3897168A (en) * 1974-03-05 1975-07-29 Westinghouse Electric Corp Turbomachine extraction flow guide vanes
FR2401320A1 (en) 1977-08-26 1979-03-23 Snecma GAS TURBINE COOLING PERFECTIONS
US4541774A (en) * 1980-05-01 1985-09-17 General Electric Company Turbine cooling air deswirler
GB2075123B (en) * 1980-05-01 1983-11-16 Gen Electric Turbine cooling air deswirler
FR2491549B1 (en) * 1980-10-08 1985-07-05 Snecma DEVICE FOR COOLING A GAS TURBINE, BY TAKING AIR FROM THE COMPRESSOR
US4416111A (en) 1981-02-25 1983-11-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Air modulation apparatus
FR2552164B1 (en) * 1983-09-21 1986-12-26 Snecma COMPRESSOR DISC WITH INTEGRATED CENTRIPTIC ACCELERATOR FOR SUCTION OF AIR IN A GAS TURBINE COOLING DEVICE
US4759688A (en) * 1986-12-16 1988-07-26 Allied-Signal Inc. Cooling flow side entry for cooled turbine blading
FR2609500B1 (en) * 1987-01-14 1991-04-12 Snecma TURBOMACHINE COMPRESSOR DISC WITH CENTRIPTIC ACCELERATOR FOR SUCTION OF TURBINE COOLING AIR
GB2207465B (en) * 1987-07-18 1992-02-19 Rolls Royce Plc A compressor and air bleed arrangement
DE19617539B4 (en) * 1996-05-02 2006-02-09 Alstom Rotor for a thermal turbomachine
US5997244A (en) * 1997-05-16 1999-12-07 Alliedsignal Inc. Cooling airflow vortex spoiler
FR2834758B1 (en) 2002-01-17 2004-04-02 Snecma Moteurs DEVICE FOR STRAIGHTENING THE SUPPLY AIR OF A CENTRIPETE SAMPLING IN A COMPRESSOR
FR2834753B1 (en) * 2002-01-17 2004-09-03 Snecma Moteurs TURBOMACHINE AXIAL COMPRESSOR DISC WITH CENTRIPTED AIR TAKE-OFF
US8047768B2 (en) * 2009-01-12 2011-11-01 General Electric Company Split impeller configuration for synchronizing thermal response between turbine wheels
US8348599B2 (en) * 2010-03-26 2013-01-08 General Electric Company Turbine rotor wheel
US20120003091A1 (en) * 2010-06-30 2012-01-05 Eugenio Yegro Segovia Rotor assembly for use in gas turbine engines and method for assembling the same
US9145772B2 (en) 2012-01-31 2015-09-29 United Technologies Corporation Compressor disk bleed air scallops
US8915057B2 (en) 2012-02-10 2014-12-23 General Electric Company Gas turbine engine sump pressurization system
US9121413B2 (en) * 2012-03-22 2015-09-01 General Electric Company Variable length compressor rotor pumping vanes
US10208668B2 (en) 2015-09-30 2019-02-19 Rolls-Royce Corporation Turbine engine advanced cooling system
US10415465B2 (en) * 2017-12-21 2019-09-17 United Technologies Corporation Axial compressor with inter-stage centrifugal compressor
CN112360761A (en) * 2021-01-12 2021-02-12 中国航发上海商用航空发动机制造有限责任公司 Centripetal pressurization air entraining device and system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB479427A (en) * 1935-05-31 1938-01-31 Gyoergy Jendrassik Improvements in rotary compressors
US2177159A (en) * 1938-03-11 1939-10-24 Edward A Stalker Pumping machinery
US2294586A (en) * 1941-08-04 1942-09-01 Del Conveyor & Mfg Company Axial flow fan structure
US2419669A (en) * 1942-05-08 1947-04-29 Fed Reserve Bank Diffuser for centrifugal compressors
BE488010A (en) * 1947-03-11 1900-01-01
US2618433A (en) * 1948-06-23 1952-11-18 Curtiss Wright Corp Means for bleeding air from compressors
DE838188C (en) * 1950-08-12 1952-05-05 Köln Dipl.-Ing. Max Adolf Müller Hydrofoil compressor with radial flow from outside to inside

Also Published As

Publication number Publication date
CH313849A (en) 1956-05-15
GB712051A (en) 1954-07-14
US2910268A (en) 1959-10-27

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