IT8520944A0 - Sistema di ritegno di pale, specialmente di pale di compressori di turbomotori a gas. - Google Patents

Sistema di ritegno di pale, specialmente di pale di compressori di turbomotori a gas.

Info

Publication number
IT8520944A0
IT8520944A0 IT8520944A IT2094485A IT8520944A0 IT 8520944 A0 IT8520944 A0 IT 8520944A0 IT 8520944 A IT8520944 A IT 8520944A IT 2094485 A IT2094485 A IT 2094485A IT 8520944 A0 IT8520944 A0 IT 8520944A0
Authority
IT
Italy
Prior art keywords
retention system
compressor blades
blade retention
gas turbo
turbo engines
Prior art date
Application number
IT8520944A
Other languages
English (en)
Other versions
IT1185598B (it
Inventor
George Michael Pirtle
Ronald Curtis Acres
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT8520944A0 publication Critical patent/IT8520944A0/it
Application granted granted Critical
Publication of IT1185598B publication Critical patent/IT1185598B/it

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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT20944/85A 1984-06-04 1985-05-29 Sistema di ritegno di pale,specialmente di pale di compressori di turbomotori a gas IT1185598B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/616,625 US4585390A (en) 1984-06-04 1984-06-04 Vane retaining means

Publications (2)

Publication Number Publication Date
IT8520944A0 true IT8520944A0 (it) 1985-05-29
IT1185598B IT1185598B (it) 1987-11-12

Family

ID=24470303

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20944/85A IT1185598B (it) 1984-06-04 1985-05-29 Sistema di ritegno di pale,specialmente di pale di compressori di turbomotori a gas

Country Status (6)

Country Link
US (1) US4585390A (it)
JP (1) JPS61112799A (it)
DE (1) DE3519747A1 (it)
FR (1) FR2565297A1 (it)
GB (1) GB2159887A (it)
IT (1) IT1185598B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3711224A1 (de) * 1987-04-03 1988-10-13 Gutehoffnungshuette Man Verstelleinrichtung fuer die leitschaufeln einer axialstroemungsmaschine
US4792277A (en) * 1987-07-08 1988-12-20 United Technologies Corporation Split shroud compressor
US4834613A (en) * 1988-02-26 1989-05-30 United Technologies Corporation Radially constrained variable vane shroud
FR2644525B1 (fr) * 1989-03-15 1991-05-24 Snecma Systeme de retention d'aubes de stator a calage variable
GB8913988D0 (en) * 1989-06-17 1989-08-09 Rolls Royce Plc Improvements in or relating to control of variable stator vanes
FR2671133B1 (fr) * 1990-12-27 1994-10-21 Snecma Aube a pivot a fixation rapide pour aubage redresseur de turbomachine et procede de fixation de ladite aube.
US5492446A (en) * 1994-12-15 1996-02-20 General Electric Company Self-aligning variable stator vane
FR2742800B1 (fr) * 1995-12-20 1998-01-16 Snecma Agencement d'extremites internes d'un etage d'aubes a calage variable
US6019574A (en) * 1998-08-13 2000-02-01 General Electric Company Mismatch proof variable stator vane
JP2001329851A (ja) * 2000-05-19 2001-11-30 Mitsubishi Heavy Ind Ltd 可変容量タービンの可変ノズル機構
GB0116675D0 (en) * 2001-07-07 2001-08-29 Lucas Industries Ltd Vane actuator
US6843638B2 (en) * 2002-12-10 2005-01-18 Honeywell International Inc. Vane radial mounting apparatus
US7125222B2 (en) * 2004-04-14 2006-10-24 General Electric Company Gas turbine engine variable vane assembly
US8196934B2 (en) * 2007-01-10 2012-06-12 United Technologies Corporation Slider seal assembly for gas turbine engine
US8092165B2 (en) * 2008-01-21 2012-01-10 Pratt & Whitney Canada Corp. HP segment vanes
JP2010196550A (ja) * 2009-02-24 2010-09-09 Mitsubishi Heavy Ind Ltd 回転軸とレバーの取付構造、回転軸とレバーの取付方法、及び、流体機械
US8360716B2 (en) * 2010-03-23 2013-01-29 United Technologies Corporation Nozzle segment with reduced weight flange
US8864459B2 (en) * 2011-09-07 2014-10-21 General Electric Company Turbine casing assembly mounting pin
US8992167B2 (en) * 2011-09-07 2015-03-31 General Electric Company Turbine casing assembly mounting pin
US9285205B2 (en) * 2012-08-22 2016-03-15 United Technologies Corporation Turbomachine probe retention feature
EP2738356B1 (fr) * 2012-11-29 2019-05-01 Safran Aero Boosters SA Aube de redresseur de turbomachine, redresseur de turbomachine et procédé de montage associé
US10125789B2 (en) 2013-02-15 2018-11-13 United Technologies Corporation Bushing arranged between a body and a shaft, and connected to the body
US10077674B2 (en) 2015-06-23 2018-09-18 General Electric Company Trunnion retention for a turbine engine
BE1026199B1 (fr) 2018-04-10 2019-11-12 Safran Aero Boosters S.A. Virole exterieure en deux parties
FR3108369B1 (fr) * 2020-03-18 2022-10-28 Safran Aircraft Engines Redresseur pour turbomachine d’aeronef, comprenant un limitateur de pivotement d’aube a angle de calage variable
CN114483305B (zh) * 2020-10-26 2023-07-07 中国航发商用航空发动机有限责任公司 压气机及可调静叶的调节机构
US12264590B2 (en) 2023-08-08 2025-04-01 General Electric Company Fan assembly for an engine having redundant trunnion retention

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2388208A (en) * 1943-05-27 1945-10-30 B F Sturtevant Co Control vanes for fans
BE471415A (it) * 1946-02-25
GB624777A (en) * 1946-11-11 1949-06-16 Power Jets Res & Dev Ltd Improvements in or relating to stator casings for compressors and like machines
BE496713A (it) * 1949-07-01
GB666537A (en) * 1949-08-27 1952-02-13 Armstrong Siddeley Motors Ltd Mounting of the stator blades of a gaseous fluid turbine
US2894318A (en) * 1952-10-08 1959-07-14 Gen Electric Turbomachine bucket-wheel fabricated by casting
SU496377A1 (ru) * 1974-03-21 1975-12-25 Предприятие П/Я Р-6837 Статор осевого компрессора

Also Published As

Publication number Publication date
FR2565297A1 (fr) 1985-12-06
GB2159887A (en) 1985-12-11
JPS61112799A (ja) 1986-05-30
GB8513026D0 (en) 1985-06-26
IT1185598B (it) 1987-11-12
US4585390A (en) 1986-04-29
DE3519747A1 (de) 1985-12-05

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