IT1126669B - Sistema di azionamento delle palette di bloccaggio del condotto di bypass in turbomotori a gas - Google Patents

Sistema di azionamento delle palette di bloccaggio del condotto di bypass in turbomotori a gas

Info

Publication number
IT1126669B
IT1126669B IT28332/79A IT2833279A IT1126669B IT 1126669 B IT1126669 B IT 1126669B IT 28332/79 A IT28332/79 A IT 28332/79A IT 2833279 A IT2833279 A IT 2833279A IT 1126669 B IT1126669 B IT 1126669B
Authority
IT
Italy
Prior art keywords
blocks
driving system
bypass pipe
gas turbo
turbo engines
Prior art date
Application number
IT28332/79A
Other languages
English (en)
Other versions
IT7928332A0 (it
Inventor
Jack Dexter Wright
Barton Hunter Snow
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 IT7928332A0 publication Critical patent/IT7928332A0/it
Application granted granted Critical
Publication of IT1126669B publication Critical patent/IT1126669B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/075—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type controlling flow ratio between flows
    • 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)
  • Control Of Turbines (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
IT28332/79A 1978-12-27 1979-12-21 Sistema di azionamento delle palette di bloccaggio del condotto di bypass in turbomotori a gas IT1126669B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/973,765 US4275560A (en) 1978-12-27 1978-12-27 Blocker door actuation system

Publications (2)

Publication Number Publication Date
IT7928332A0 IT7928332A0 (it) 1979-12-21
IT1126669B true IT1126669B (it) 1986-05-21

Family

ID=25521203

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28332/79A IT1126669B (it) 1978-12-27 1979-12-21 Sistema di azionamento delle palette di bloccaggio del condotto di bypass in turbomotori a gas

Country Status (6)

Country Link
US (1) US4275560A (it)
JP (1) JPS55104531A (it)
CA (1) CA1125038A (it)
DE (1) DE2951963A1 (it)
FR (1) FR2445438A1 (it)
IT (1) IT1126669B (it)

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JPS572499A (en) * 1980-06-06 1982-01-07 Nissan Motor Co Ltd Tarbo compressor
US5694767A (en) * 1981-11-02 1997-12-09 General Electric Company Variable slot bypass injector system
FR2526491A1 (fr) * 1982-05-04 1983-11-10 Snecma Dispositif de reglage de la perte de charge d'au moins un des flux dans un turboreacteur multiflux
US4461145A (en) * 1982-10-08 1984-07-24 The United States Of America As Represented By The Secretary Of The Air Force Stall elimination and restart enhancement device
JPS6119640U (ja) * 1984-07-10 1986-02-04 トヨタ自動車株式会社 可変ノズルのリンク機構
US5417055A (en) * 1988-06-28 1995-05-23 Rolls-Royce Plc Valve for diverting fluid flows in turbomachines
US5315821A (en) * 1993-02-05 1994-05-31 General Electric Company Aircraft bypass turbofan engine thrust reverser
US5259187A (en) * 1993-02-05 1993-11-09 General Electric Company Method of operating an aircraft bypass turbofan engine having variable fan outlet guide vanes
US6272838B1 (en) * 1999-02-25 2001-08-14 Alliedsignal, Inc. Method and apparatus for controlling the inlet duct leading to an auxiliary power unit
FR2794801B1 (fr) * 1999-06-10 2001-07-06 Snecma Dispositif de protection de mecanisme de commande des volets d'une roue directrice d'entree de turboeacteur
US7934902B2 (en) * 2004-12-01 2011-05-03 United Technologies Corporation Compressor variable stage remote actuation for turbine engine
US7278819B2 (en) * 2005-07-05 2007-10-09 General Electric Company Variable stator vane lever arm assembly and method of assembling same
US7730714B2 (en) * 2005-11-29 2010-06-08 General Electric Company Turbofan gas turbine engine with variable fan outlet guide vanes
US9038362B2 (en) * 2006-10-12 2015-05-26 United Technologies Corporation Turbofan engine with variable area fan nozzle and low spool generator for emergency power generation and method for providing emergency power
US8137060B2 (en) * 2006-10-12 2012-03-20 United Technologies Corporation Actuation of a turbofan engine bifurcation to change an effective nozzle exit area
US9328666B2 (en) 2006-10-12 2016-05-03 United Technologies Corporation Variable area nozzle assisted gas turbine engine restarting
US7972105B2 (en) * 2007-05-10 2011-07-05 General Electric Company Turbine anti-rotating stall schedule
US7871242B2 (en) * 2007-05-31 2011-01-18 United Technologies Corporation Single actuator controlled rotational flow balance system
FR2952979B1 (fr) * 2009-11-20 2012-01-20 Snecma Turbomachine comprenant un etage d'aubes de stator a calage variable et a commande independante.
US8919784B2 (en) * 2011-06-29 2014-12-30 United Technologies Corporation Fan duct blocker actuation tab seal
US8915703B2 (en) * 2011-07-28 2014-12-23 United Technologies Corporation Internally actuated inlet guide vane for fan section
US10125724B2 (en) 2012-01-17 2018-11-13 United Technologies Corporation Start system for gas turbine engines
US20140030069A1 (en) * 2012-07-26 2014-01-30 Jonathan D. Little Top hat bearing retainer for variable vane actuator
US20140205424A1 (en) * 2012-08-29 2014-07-24 General Electric Company Systems and Methods to Control Variable Stator Vanes in Gas Turbine Engines
US9151178B2 (en) 2012-11-15 2015-10-06 United Technologies Corporation Bellcrank for a variable vane assembly
US9611808B2 (en) 2014-03-21 2017-04-04 Rohr, Inc. Blocker door lock mechanism of a thrust reverser for a turbofan engine
US9739235B2 (en) 2014-03-21 2017-08-22 Rohr, Inc. Thrust reverser for a turbofan engine
US9938929B2 (en) 2014-03-21 2018-04-10 Rohr, Inc. Thrust reverser for a turbofan engine
US9976516B2 (en) 2014-03-21 2018-05-22 Rohr, Inc. Thrust reverser for a turbofan engine
GB201505113D0 (en) * 2015-03-26 2015-05-06 Rolls Royce Plc Variable inlet guide vane scheduling
US11391298B2 (en) 2015-10-07 2022-07-19 General Electric Company Engine having variable pitch outlet guide vanes
US10443430B2 (en) 2016-03-24 2019-10-15 United Technologies Corporation Variable vane actuation with rotating ring and sliding links
US10294813B2 (en) 2016-03-24 2019-05-21 United Technologies Corporation Geared unison ring for variable vane actuation
US10301962B2 (en) 2016-03-24 2019-05-28 United Technologies Corporation Harmonic drive for shaft driving multiple stages of vanes via gears
US10107130B2 (en) 2016-03-24 2018-10-23 United Technologies Corporation Concentric shafts for remote independent variable vane actuation
US10458271B2 (en) 2016-03-24 2019-10-29 United Technologies Corporation Cable drive system for variable vane operation
US10329947B2 (en) 2016-03-24 2019-06-25 United Technologies Corporation 35Geared unison ring for multi-stage variable vane actuation
US10443431B2 (en) 2016-03-24 2019-10-15 United Technologies Corporation Idler gear connection for multi-stage variable vane actuation
US10415596B2 (en) 2016-03-24 2019-09-17 United Technologies Corporation Electric actuation for variable vanes
US10329946B2 (en) 2016-03-24 2019-06-25 United Technologies Corporation Sliding gear actuation for variable vanes
US10190599B2 (en) 2016-03-24 2019-01-29 United Technologies Corporation Drive shaft for remote variable vane actuation
US10288087B2 (en) 2016-03-24 2019-05-14 United Technologies Corporation Off-axis electric actuation for variable vanes
US10767564B2 (en) * 2017-03-17 2020-09-08 Hamilton Sunstrand Corporation Air turbine starter with automated variable inlet vanes
US10634057B2 (en) 2018-01-19 2020-04-28 Hamilton Sundstrand Corporation Airflow control for air turbine starter
US10662804B2 (en) * 2018-02-28 2020-05-26 United Technologies Corporation Profiled bellcrank vane actuation system
US10954805B2 (en) * 2018-06-28 2021-03-23 The Boeing Company Aircraft turbofan engine having variable pitch fan and method of over-pitching the variable pitch fan in an engine out condition to reduce drag
CN110685817A (zh) * 2019-10-11 2020-01-14 上海朝临动力科技有限公司 涡扇发动机及航空器
FR3130758B1 (fr) * 2021-12-17 2024-03-08 Safran Aircraft Engines Ensemble propulsif pour un aéronef

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GB757981A (en) * 1952-02-06 1956-09-26 Rolls Royce Improvements in or relating to gas turbine engines
US3083892A (en) * 1956-11-01 1963-04-02 Havilland Engine Co Ltd Control of variable pitch stator blades or vanes in axial flow machines
FR1218064A (fr) * 1957-12-30 1960-05-09 Rolls Royce Perfectionnements aux moteurs à turbine à gaz
US3060680A (en) * 1957-12-30 1962-10-30 Rolls Royce By-pass gas-turbine engine and control therefor
US2934895A (en) * 1958-09-15 1960-05-03 Curtiss Wright Corp Dual cycle engine distributor construction
NL251063A (it) * 1959-04-30 1900-01-01
US3241640A (en) * 1963-07-03 1966-03-22 Chrysler Corp Control linkage arrangement
US3514952A (en) * 1964-07-01 1970-06-02 Us Air Force Variable bypass turbofan engine
US3487992A (en) * 1967-11-01 1970-01-06 Gen Electric Stator adjusting mechanism for axial flow compressors
FR2094662A5 (it) * 1970-06-29 1972-02-04 Szydlowski Joseph
US3779665A (en) * 1972-09-22 1973-12-18 Gen Electric Combined variable angle stator and windmill control system
CA1020365A (en) * 1974-02-25 1977-11-08 James E. Johnson Modulating bypass variable cycle turbofan engine
US3932058A (en) * 1974-06-07 1976-01-13 United Technologies Corporation Control system for variable pitch fan propulsor
US4052845A (en) * 1974-06-20 1977-10-11 United Technologies Corporation Variable ratio bypass gas turbine engine with flow diverter valve
US3946554A (en) * 1974-09-06 1976-03-30 General Electric Company Variable pitch turbofan engine and a method for operating same
US4043121A (en) * 1975-01-02 1977-08-23 General Electric Company Two-spool variable cycle engine
US4069661A (en) * 1975-06-02 1978-01-24 The United States Of America As Represented By The United States National Aeronautics And Space Administration Variable mixer propulsion cycle
US4060981A (en) * 1976-06-01 1977-12-06 General Electric Company Diverter valve for coannular flows
US4175384A (en) * 1977-08-02 1979-11-27 General Electric Company Individual bypass injector valves for a double bypass variable cycle turbofan engine

Also Published As

Publication number Publication date
FR2445438B1 (it) 1984-06-22
IT7928332A0 (it) 1979-12-21
JPS633136B2 (it) 1988-01-22
DE2951963C2 (it) 1992-05-07
JPS55104531A (en) 1980-08-11
US4275560A (en) 1981-06-30
CA1125038A (en) 1982-06-08
DE2951963A1 (de) 1980-07-17
FR2445438A1 (fr) 1980-07-25

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971223