IT1016288B - Dispositivo ad attuatore azionato da fluido sotto pressione in parti colare per motori a turbina a gas - Google Patents

Dispositivo ad attuatore azionato da fluido sotto pressione in parti colare per motori a turbina a gas

Info

Publication number
IT1016288B
IT1016288B IT51890/74A IT5189074A IT1016288B IT 1016288 B IT1016288 B IT 1016288B IT 51890/74 A IT51890/74 A IT 51890/74A IT 5189074 A IT5189074 A IT 5189074A IT 1016288 B IT1016288 B IT 1016288B
Authority
IT
Italy
Prior art keywords
colar
parts
gas turbine
under pressure
fluid under
Prior art date
Application number
IT51890/74A
Other languages
English (en)
Original Assignee
Lucas Aerospace Ltd
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 Lucas Aerospace Ltd filed Critical Lucas Aerospace Ltd
Application granted granted Critical
Publication of IT1016288B publication Critical patent/IT1016288B/it

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
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0246—Surge control by varying geometry within the pumps, e.g. by adjusting vanes
    • 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
    • F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
    • F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
    • F01D17/26—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical fluid, e.g. hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Control Of Fluid Pressure (AREA)
  • Servomotors (AREA)
  • Mechanically-Actuated Valves (AREA)
IT51890/74A 1973-07-05 1974-07-03 Dispositivo ad attuatore azionato da fluido sotto pressione in parti colare per motori a turbina a gas IT1016288B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3209073A GB1469511A (en) 1973-07-05 1973-07-05 Fluid pressure operated actuator device

Publications (1)

Publication Number Publication Date
IT1016288B true IT1016288B (it) 1977-05-30

Family

ID=10333074

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51890/74A IT1016288B (it) 1973-07-05 1974-07-03 Dispositivo ad attuatore azionato da fluido sotto pressione in parti colare per motori a turbina a gas

Country Status (6)

Country Link
US (1) US3917430A (it)
JP (1) JPS5033395A (it)
DE (1) DE2432283A1 (it)
FR (1) FR2236106B1 (it)
GB (1) GB1469511A (it)
IT (1) IT1016288B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3977300A (en) * 1975-03-18 1976-08-31 United Technologies Corporation Actuator with feedback
US4252498A (en) * 1978-03-14 1981-02-24 Rolls-Royce Limited Control systems for multi-stage axial flow compressors
US5216877A (en) * 1992-01-31 1993-06-08 Allied-Signal Inc. Linear actuator for a bleed valve
FR2687729B1 (fr) * 1992-02-26 1995-09-22 Snecma Dispositif d'autocommande de l'angle de positionnement des aubages a calage variable de turbomachines.
CZ301593B6 (cs) * 2004-12-06 2010-04-28 Siemens Aktiengesellschaft Zarízení pro regulaci tlaku v odberu turbíny
US10619654B2 (en) * 2017-05-05 2020-04-14 Hamilton Sundstrand Corporation Fail-fixed hydraulic actuator
US11168578B2 (en) * 2018-09-11 2021-11-09 Pratt & Whitney Canada Corp. System for adjusting a variable position vane in an aircraft engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2341974A (en) * 1941-05-14 1944-02-15 Wright Aeronautical Corp Supercharger control
US2409836A (en) * 1944-04-21 1946-10-22 Gen Electric Centrifugal type compressor
US2764868A (en) * 1951-03-27 1956-10-02 Lucas Industries Ltd Servo control of internal combustion prime movers by blower pressure
GB842451A (en) * 1956-11-01 1960-07-27 Havilland Engine Co Ltd Control of axial flow machines
US3342031A (en) * 1965-06-23 1967-09-19 Gen Motors Corp Gas turbine fuel control
US3394721A (en) * 1966-03-29 1968-07-30 Lucas Industries Ltd Control means for varying the position of a member in response to changes in the ratio of two pressures

Also Published As

Publication number Publication date
JPS5033395A (it) 1975-03-31
FR2236106A1 (it) 1975-01-31
FR2236106B1 (it) 1977-10-07
GB1469511A (en) 1977-04-06
US3917430A (en) 1975-11-04
DE2432283A1 (de) 1975-01-23

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