FR2619868B1 - Systeme d'aubes de compresseurs pour turbine a gaz - Google Patents

Systeme d'aubes de compresseurs pour turbine a gaz

Info

Publication number
FR2619868B1
FR2619868B1 FR888811123A FR8811123A FR2619868B1 FR 2619868 B1 FR2619868 B1 FR 2619868B1 FR 888811123 A FR888811123 A FR 888811123A FR 8811123 A FR8811123 A FR 8811123A FR 2619868 B1 FR2619868 B1 FR 2619868B1
Authority
FR
France
Prior art keywords
gas turbine
compressor blade
blade system
compressor
turbine
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 - Fee Related
Application number
FR888811123A
Other languages
English (en)
Other versions
FR2619868A1 (fr
Inventor
Robert H Zipps
Kent A Lyons
Evans E Griffin
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2619868A1 publication Critical patent/FR2619868A1/fr
Application granted granted Critical
Publication of FR2619868B1 publication Critical patent/FR2619868B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04D29/324—Blades
    • 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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D21/00—Pump involving supersonic speed of pumped fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR888811123A 1987-08-24 1988-08-23 Systeme d'aubes de compresseurs pour turbine a gaz Expired - Fee Related FR2619868B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/088,776 US4798519A (en) 1987-08-24 1987-08-24 Compressor part span shroud

Publications (2)

Publication Number Publication Date
FR2619868A1 FR2619868A1 (fr) 1989-03-03
FR2619868B1 true FR2619868B1 (fr) 1990-07-20

Family

ID=22213387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888811123A Expired - Fee Related FR2619868B1 (fr) 1987-08-24 1988-08-23 Systeme d'aubes de compresseurs pour turbine a gaz

Country Status (3)

Country Link
US (1) US4798519A (fr)
FR (1) FR2619868B1 (fr)
GB (1) GB2208898B (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137426A (en) * 1990-08-06 1992-08-11 General Electric Company Blade shroud deformable protective coating
US5275531A (en) * 1993-04-30 1994-01-04 Teleflex, Incorporated Area ruled fan blade ends for turbofan jet engine
US5460488A (en) * 1994-06-14 1995-10-24 United Technologies Corporation Shrouded fan blade for a turbine engine
US5667361A (en) * 1995-09-14 1997-09-16 United Technologies Corporation Flutter resistant blades, vanes and arrays thereof for a turbomachine
JP3178327B2 (ja) * 1996-01-31 2001-06-18 株式会社日立製作所 蒸気タービン
US5695323A (en) * 1996-04-19 1997-12-09 Westinghouse Electric Corporation Aerodynamically optimized mid-span snubber for combustion turbine blade
US7001152B2 (en) * 2003-10-09 2006-02-21 Pratt & Wiley Canada Corp. Shrouded turbine blades with locally increased contact faces
US7758311B2 (en) * 2006-10-12 2010-07-20 General Electric Company Part span shrouded fan blisk
US10215032B2 (en) 2012-10-29 2019-02-26 General Electric Company Blade having a hollow part span shroud
US9328619B2 (en) 2012-10-29 2016-05-03 General Electric Company Blade having a hollow part span shroud
US9546555B2 (en) * 2012-12-17 2017-01-17 General Electric Company Tapered part-span shroud
US9506353B2 (en) * 2012-12-19 2016-11-29 United Technologies Corporation Lightweight shrouded fan blade
US10465531B2 (en) 2013-02-21 2019-11-05 General Electric Company Turbine blade tip shroud and mid-span snubber with compound contact angle
WO2015088833A1 (fr) * 2013-12-12 2015-06-18 United Technologies Corporation Systèmes et procédés de commande de rapports de pression de ventilateur
US9784286B2 (en) * 2014-02-14 2017-10-10 Honeywell International Inc. Flutter-resistant turbomachinery blades
GB201403072D0 (en) * 2014-02-21 2014-04-09 Rolls Royce Plc A rotor for a turbo-machine and a related method
US10132169B2 (en) * 2015-12-28 2018-11-20 General Electric Company Shrouded turbine rotor blades
US10001014B2 (en) 2016-02-09 2018-06-19 General Electric Company Turbine bucket profile
US10190417B2 (en) 2016-02-09 2019-01-29 General Electric Company Turbine bucket having non-axisymmetric endwall contour and profile
US10221710B2 (en) 2016-02-09 2019-03-05 General Electric Company Turbine nozzle having non-axisymmetric endwall contour (EWC) and profile
US10161255B2 (en) 2016-02-09 2018-12-25 General Electric Company Turbine nozzle having non-axisymmetric endwall contour (EWC)
US10196908B2 (en) * 2016-02-09 2019-02-05 General Electric Company Turbine bucket having part-span connector and profile
US10190421B2 (en) 2016-02-09 2019-01-29 General Electric Company Turbine bucket having tip shroud fillet, tip shroud cross-drilled apertures and profile
US10156149B2 (en) 2016-02-09 2018-12-18 General Electric Company Turbine nozzle having fillet, pinbank, throat region and profile
US10125623B2 (en) 2016-02-09 2018-11-13 General Electric Company Turbine nozzle profile
US11913355B2 (en) 2022-02-14 2024-02-27 General Electric Company Part-span shrouds for pitch controlled aircrafts

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1618292A (en) * 1925-07-30 1927-02-22 Westinghouse Electric & Mfg Co Turbine-blade lashing
US2278041A (en) * 1939-10-23 1942-03-31 Allis Chalmers Mfg Co Turbine blade shroud
US2278040A (en) * 1939-10-23 1942-03-31 Allis Chalmers Mfg Co Turbine blading
US2366142A (en) * 1943-07-14 1944-12-26 Allis Chalmers Mfg Co Blade shrouding
US2398140A (en) * 1943-12-08 1946-04-09 Armstrong Siddeley Motors Ltd Bladed rotor
FR1033197A (fr) * 1951-02-27 1953-07-08 Rateau Soc Amortisseurs de vibrations pour aubages mobiles de turbo-machines
US2912157A (en) * 1957-05-10 1959-11-10 United Aircraft Corp Cambered shroud
US3104093A (en) * 1961-04-11 1963-09-17 United Aircraft Corp Blade damping device
FR1314391A (fr) * 1961-08-07 1963-01-11 Rateau Soc Perfectionnements aux dispositifs de liaison entre les aubes constituant, notamment, l'aubage d'une roue de turbine
US3216699A (en) * 1963-10-24 1965-11-09 Gen Electric Airfoil member assembly
US3396905A (en) * 1966-09-28 1968-08-13 Gen Motors Corp Ducted fan
GB1121194A (en) * 1967-05-01 1968-07-24 Rolls Royce Bladed rotor for a fluid flow machine
GB1194061A (en) * 1968-01-17 1970-06-10 Rolls Royce Improvements relating to Pressure Exchanger Rotors
US3692425A (en) * 1969-01-02 1972-09-19 Gen Electric Compressor for handling gases at velocities exceeding a sonic value
US3572970A (en) * 1969-01-23 1971-03-30 Gen Electric Turbomachinery blade spacer
DE2117387A1 (de) * 1970-04-13 1971-11-04 Mini Of Aviat Supply Beschaufelter Rotor für ein Gasturbinenstrahltriebwerk
US3771922A (en) * 1972-10-30 1973-11-13 Mc Donnell Douglas Corp Stabilized rotary blades
JPS54141907A (en) * 1978-04-03 1979-11-05 Toshiba Corp Connector for moving blades of turbine
US4257741A (en) * 1978-11-02 1981-03-24 General Electric Company Turbine engine blade with airfoil projection
SU1087675A1 (ru) * 1982-01-29 1984-04-23 Брянский Ордена "Знак Почета" Институт Транспортного Машиностроения Осева турбомашина
SU1059222A1 (ru) * 1982-09-01 1983-12-07 Предприятие П/Я В-2285 Бандаж рабочего колеса осевой турбомашины
DE3517283A1 (de) * 1985-05-14 1986-11-20 MAN Gutehoffnungshütte GmbH, 4200 Oberhausen Bindung von laufschaufeln einer thermischen turbomaschine

Also Published As

Publication number Publication date
FR2619868A1 (fr) 1989-03-03
GB2208898A (en) 1989-04-19
GB8819735D0 (en) 1988-09-21
US4798519A (en) 1989-01-17
GB2208898B (en) 1992-02-19

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080430