GB2191606B - Active control of unsteady motion phenomena in turbomachinery - Google Patents

Active control of unsteady motion phenomena in turbomachinery

Info

Publication number
GB2191606B
GB2191606B GB8710071A GB8710071A GB2191606B GB 2191606 B GB2191606 B GB 2191606B GB 8710071 A GB8710071 A GB 8710071A GB 8710071 A GB8710071 A GB 8710071A GB 2191606 B GB2191606 B GB 2191606B
Authority
GB
United Kingdom
Prior art keywords
turbomachinery
active control
unsteady motion
motion phenomena
phenomena
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 - Lifetime
Application number
GB8710071A
Other versions
GB8710071D0 (en
GB2191606A (en
Inventor
Elizabeth Acton
Alexander Michael Cargill
Colin Fraser Ross
Graham Paul Eatwell
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
Publication of GB8710071D0 publication Critical patent/GB8710071D0/en
Publication of GB2191606A publication Critical patent/GB2191606A/en
Priority to US07/187,169 priority Critical patent/US4967550A/en
Priority to US07/651,968 priority patent/US5082421A/en
Priority to US07/511,726 priority patent/US5005353A/en
Application granted granted Critical
Publication of GB2191606B publication Critical patent/GB2191606B/en
Priority to US07/790,179 priority patent/US5141391A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/02—Arrangement of sensing elements
    • 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
    • F04D27/0284—Conjoint control of two or more different functions
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/323—Application in turbines in gas turbines for aircraft propulsion, e.g. jet engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • F05D2260/962—Preventing, counteracting or reducing vibration or noise by means of "anti-noise"
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/14—Purpose of the control system to control thermoacoustic behaviour in the combustion chambers
GB8710071A 1986-04-28 1987-04-28 Active control of unsteady motion phenomena in turbomachinery Expired - Lifetime GB2191606B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US07/187,169 US4967550A (en) 1987-04-28 1988-04-28 Active control of unsteady motion phenomena in turbomachinery
US07/651,968 US5082421A (en) 1986-04-28 1990-02-07 Active control of unsteady motion phenomena in turbomachinery
US07/511,726 US5005353A (en) 1986-04-28 1990-04-20 Active control of unsteady motion phenomena in turbomachinery
US07/790,179 US5141391A (en) 1986-04-28 1991-11-12 Active control of unsteady motion phenomena in turbomachinery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868610297A GB8610297D0 (en) 1986-04-28 1986-04-28 Turbomachinery

Publications (3)

Publication Number Publication Date
GB8710071D0 GB8710071D0 (en) 1987-06-03
GB2191606A GB2191606A (en) 1987-12-16
GB2191606B true GB2191606B (en) 1991-01-23

Family

ID=10596945

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868610297A Pending GB8610297D0 (en) 1986-04-28 1986-04-28 Turbomachinery
GB8710071A Expired - Lifetime GB2191606B (en) 1986-04-28 1987-04-28 Active control of unsteady motion phenomena in turbomachinery

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868610297A Pending GB8610297D0 (en) 1986-04-28 1986-04-28 Turbomachinery

Country Status (1)

Country Link
GB (2) GB8610297D0 (en)

Cited By (13)

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US7845157B2 (en) 2004-12-01 2010-12-07 United Technologies Corporation Axial compressor for tip turbine engine
US7854112B2 (en) 2004-12-01 2010-12-21 United Technologies Corporation Vectoring transition duct for turbine engine
US7882694B2 (en) 2004-12-01 2011-02-08 United Technologies Corporation Variable fan inlet guide vane assembly for gas turbine engine
US7921635B2 (en) 2004-12-01 2011-04-12 United Technologies Corporation Peripheral combustor for tip turbine engine
US7934902B2 (en) 2004-12-01 2011-05-03 United Technologies Corporation Compressor variable stage remote actuation for turbine engine
US7937927B2 (en) 2004-12-01 2011-05-10 United Technologies Corporation Counter-rotating gearbox for tip turbine engine
US7976272B2 (en) 2004-12-01 2011-07-12 United Technologies Corporation Inflatable bleed valve for a turbine engine
US7980054B2 (en) 2004-12-01 2011-07-19 United Technologies Corporation Ejector cooling of outer case for tip turbine engine
US8024931B2 (en) 2004-12-01 2011-09-27 United Technologies Corporation Combustor for turbine engine
US8096753B2 (en) 2004-12-01 2012-01-17 United Technologies Corporation Tip turbine engine and operating method with reverse core airflow
US8561383B2 (en) 2004-12-01 2013-10-22 United Technologies Corporation Turbine engine with differential gear driven fan and compressor
US8641367B2 (en) 2004-12-01 2014-02-04 United Technologies Corporation Plurality of individually controlled inlet guide vanes in a turbofan engine and corresponding controlling method
US8967945B2 (en) 2007-05-22 2015-03-03 United Technologies Corporation Individual inlet guide vane control for tip turbine engine

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Publication number Priority date Publication date Assignee Title
US5340271A (en) * 1990-08-18 1994-08-23 Rolls-Royce Plc Flow control method and means
GB9018188D0 (en) * 1990-08-18 1990-10-03 Rolls Royce Plc Flow control method and means
US5275528A (en) * 1990-08-28 1994-01-04 Rolls-Royce Plc Flow control method and means
GB9018457D0 (en) * 1990-08-22 1990-10-03 Rolls Royce Plc Flow control means
WO1993007392A1 (en) * 1991-10-04 1993-04-15 Ebara Corporation Turbo-machine
EP0654141B1 (en) * 1992-08-10 1999-07-07 Dow Deutschland Inc. Adaptor for mounting a pressure sensor to a gas turbine housing
JPH08503041A (en) * 1992-08-10 1996-04-02 ダウ、ドイチュラント、インコーポレーテッド． How to detect fouling in an axial compressor
AU4637493A (en) * 1992-08-10 1994-03-03 Dow Deutschland Inc. Process and device for monitoring vibrational excitation of an axial compressor
JPH08503757A (en) * 1992-08-10 1996-04-23 ダウ、ドイチュラント、インコーポレーテッド． Method and apparatus for monitoring and controlling a compressor
JPH06147189A (en) * 1992-11-11 1994-05-27 Hitachi Ltd Propagating stall preventing device of compressor
US5448881A (en) * 1993-06-09 1995-09-12 United Technologies Corporation Gas turbine engine control based on inlet pressure distortion
US5420383A (en) * 1993-10-22 1995-05-30 United Technologies Corporation Anti-sound arrangement for multi-stage blade cascade
US5613649A (en) * 1994-07-21 1997-03-25 United Technologies Corporation Airfoil noise control
WO1996003585A1 (en) * 1994-07-28 1996-02-08 The Boeing Company Active control of tone noise in engine ducts
GB9421047D0 (en) * 1994-10-11 1994-12-07 Ricardo Aerospace Ltd Turbines
JP3816150B2 (en) * 1995-07-18 2006-08-30 株式会社荏原製作所 Centrifugal fluid machinery
US6308898B1 (en) 1999-06-11 2001-10-30 The Boeing Company Apparatus and methods for active flow control of a nozzle exhaust plume
US6371414B1 (en) 1999-07-16 2002-04-16 Lockheed Martin Corporation System and method for manipulating and controlling fluid flow over a surface
US6871487B2 (en) 2003-02-14 2005-03-29 Kulite Semiconductor Products, Inc. System for detecting and compensating for aerodynamic instabilities in turbo-jet engines
US20090148273A1 (en) * 2004-12-01 2009-06-11 Suciu Gabriel L Compressor inlet guide vane for tip turbine engine and corresponding control method
US7159401B1 (en) 2004-12-23 2007-01-09 Kulite Semiconductor Products, Inc. System for detecting and compensating for aerodynamic instabilities in turbo-jet engines
GB2425436B (en) * 2005-04-21 2007-06-06 Martin Audio Ltd Acoustic loading device for loudspeakers
US9157368B2 (en) 2007-09-05 2015-10-13 United Technologies Corporation Active flow control for nacelle inlet
US8348592B2 (en) 2007-12-28 2013-01-08 General Electric Company Instability mitigation system using rotor plasma actuators
US20100047055A1 (en) * 2007-12-28 2010-02-25 Aspi Rustom Wadia Plasma Enhanced Rotor
US8317457B2 (en) * 2007-12-28 2012-11-27 General Electric Company Method of operating a compressor
US20090169363A1 (en) * 2007-12-28 2009-07-02 Aspi Rustom Wadia Plasma Enhanced Stator
US20100047060A1 (en) * 2007-12-28 2010-02-25 Aspi Rustom Wadia Plasma Enhanced Compressor
US8282336B2 (en) * 2007-12-28 2012-10-09 General Electric Company Instability mitigation system
US20090169356A1 (en) * 2007-12-28 2009-07-02 Aspi Rustom Wadia Plasma Enhanced Compression System
US20100284785A1 (en) * 2007-12-28 2010-11-11 Aspi Rustom Wadia Fan Stall Detection System
US8282337B2 (en) 2007-12-28 2012-10-09 General Electric Company Instability mitigation system using stator plasma actuators
US9194301B2 (en) * 2012-06-04 2015-11-24 United Technologies Corporation Protecting the operating margin of a gas turbine engine having variable vanes from aerodynamic distortion
DE102014117914B4 (en) * 2014-12-04 2021-11-11 fos4X GmbH Method for detecting a flutter of a rotor blade of a wind turbine
EP4250027A1 (en) * 2022-03-24 2023-09-27 Rolls-Royce Deutschland Ltd & Co KG System and method for machine diagnosis

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1456018A (en) * 1972-11-24 1976-11-17 Nat Res Dev Active control of sound waves
GB2102595A (en) * 1981-07-24 1983-02-02 Gen Electric Method and apparatus for promoting a surge condition in a stalled gas turbine engine
EP0092424A2 (en) * 1982-04-19 1983-10-26 Colt Industries Inc Method and apparatus for damping aircraft rotor drive
GB2165964A (en) * 1983-11-02 1986-04-23 John Eirwyn Ffowcs Williams Combustion system for a gas turbine engine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1456018A (en) * 1972-11-24 1976-11-17 Nat Res Dev Active control of sound waves
GB2102595A (en) * 1981-07-24 1983-02-02 Gen Electric Method and apparatus for promoting a surge condition in a stalled gas turbine engine
EP0092424A2 (en) * 1982-04-19 1983-10-26 Colt Industries Inc Method and apparatus for damping aircraft rotor drive
GB2165964A (en) * 1983-11-02 1986-04-23 John Eirwyn Ffowcs Williams Combustion system for a gas turbine engine

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8024931B2 (en) 2004-12-01 2011-09-27 United Technologies Corporation Combustor for turbine engine
US7934902B2 (en) 2004-12-01 2011-05-03 United Technologies Corporation Compressor variable stage remote actuation for turbine engine
US7845157B2 (en) 2004-12-01 2010-12-07 United Technologies Corporation Axial compressor for tip turbine engine
US7921635B2 (en) 2004-12-01 2011-04-12 United Technologies Corporation Peripheral combustor for tip turbine engine
US8096753B2 (en) 2004-12-01 2012-01-17 United Technologies Corporation Tip turbine engine and operating method with reverse core airflow
US7937927B2 (en) 2004-12-01 2011-05-10 United Technologies Corporation Counter-rotating gearbox for tip turbine engine
US7976272B2 (en) 2004-12-01 2011-07-12 United Technologies Corporation Inflatable bleed valve for a turbine engine
US8276362B2 (en) 2004-12-01 2012-10-02 United Technologies Corporation Variable fan inlet guide vane assembly, turbine engine with such an assembly and corresponding controlling method
US7882694B2 (en) 2004-12-01 2011-02-08 United Technologies Corporation Variable fan inlet guide vane assembly for gas turbine engine
US7854112B2 (en) 2004-12-01 2010-12-21 United Technologies Corporation Vectoring transition duct for turbine engine
US7980054B2 (en) 2004-12-01 2011-07-19 United Technologies Corporation Ejector cooling of outer case for tip turbine engine
US8561383B2 (en) 2004-12-01 2013-10-22 United Technologies Corporation Turbine engine with differential gear driven fan and compressor
US8641367B2 (en) 2004-12-01 2014-02-04 United Technologies Corporation Plurality of individually controlled inlet guide vanes in a turbofan engine and corresponding controlling method
US8950171B2 (en) 2004-12-01 2015-02-10 United Technologies Corporation Counter-rotating gearbox for tip turbine engine
US9541092B2 (en) 2004-12-01 2017-01-10 United Technologies Corporation Tip turbine engine with reverse core airflow
US9003768B2 (en) 2004-12-01 2015-04-14 United Technologies Corporation Variable fan inlet guide vane assembly, turbine engine with such an assembly and corresponding controlling method
US8967945B2 (en) 2007-05-22 2015-03-03 United Technologies Corporation Individual inlet guide vane control for tip turbine engine

Also Published As

Publication number Publication date
GB8610297D0 (en) 1986-10-01
GB8710071D0 (en) 1987-06-03
GB2191606A (en) 1987-12-16

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20070427