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GB2249140B - Aircraft engine noise suppression - Google Patents

Aircraft engine noise suppression

Info

Publication number
GB2249140B
GB2249140B GB9018926A GB9018926A GB2249140B GB 2249140 B GB2249140 B GB 2249140B GB 9018926 A GB9018926 A GB 9018926A GB 9018926 A GB9018926 A GB 9018926A GB 2249140 B GB2249140 B GB 2249140B
Authority
GB
United Kingdom
Prior art keywords
noise suppression
aircraft engine
engine noise
aircraft
suppression
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
GB9018926A
Other versions
GB9018926D0 (en
GB2249140A (en
Inventor
Anthony Gregory Smith
James David Coleman
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.)
S & C Thermofluids Ltd
Original Assignee
S & C Thermofluids 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 S & C Thermofluids Ltd filed Critical S & C Thermofluids Ltd
Priority to GB9018926A priority Critical patent/GB2249140B/en
Publication of GB9018926D0 publication Critical patent/GB9018926D0/en
Publication of GB2249140A publication Critical patent/GB2249140A/en
Application granted granted Critical
Publication of GB2249140B publication Critical patent/GB2249140B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/28—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow
    • F02K1/34—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow for attenuating 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
    • F05D2220/00—Application
    • F05D2220/50—Application for auxiliary power units (APU's)
    • 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
    • F05D2270/17—Purpose of the control system to control boundary layer
    • F05D2270/173—Purpose of the control system to control boundary layer by the Coanda effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
GB9018926A 1990-08-30 1990-08-30 Aircraft engine noise suppression Expired - Fee Related GB2249140B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9018926A GB2249140B (en) 1990-08-30 1990-08-30 Aircraft engine noise suppression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9018926A GB2249140B (en) 1990-08-30 1990-08-30 Aircraft engine noise suppression

Publications (3)

Publication Number Publication Date
GB9018926D0 GB9018926D0 (en) 1990-10-17
GB2249140A GB2249140A (en) 1992-04-29
GB2249140B true GB2249140B (en) 1994-12-07

Family

ID=10681384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9018926A Expired - Fee Related GB2249140B (en) 1990-08-30 1990-08-30 Aircraft engine noise suppression

Country Status (1)

Country Link
GB (1) GB2249140B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10464668B2 (en) 2015-09-02 2019-11-05 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles
US10875658B2 (en) 2015-09-02 2020-12-29 Jetoptera, Inc. Ejector and airfoil configurations
US11001378B2 (en) 2016-08-08 2021-05-11 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles
US11148801B2 (en) 2017-06-27 2021-10-19 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2929337B1 (en) * 2008-03-31 2012-06-01 Airbus France SECONDARY JET DEVICE FOR REDUCING NOISE GENERATED BY AN AIRCRAFT REACTOR
DE102009032841A1 (en) * 2009-07-13 2011-01-20 Rolls-Royce Deutschland Ltd & Co Kg Noise-reduced aircraft engine and method for reducing noise emissions of an aircraft engine

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB716145A (en) * 1952-02-19 1954-09-29 Ernest Lagelbauer Improvements in aircraft jet propulsion engines including a ducted fan
GB1207194A (en) * 1966-12-28 1970-09-30 United Aircraft Corp Jet engines having means for reducing the noise level
GB1310910A (en) * 1969-04-18 1973-03-21 Gen Electric Sound control of tubofan engines
GB1336752A (en) * 1970-05-04 1973-11-07 Bertin & Cie Aircraft having auxiliary lift means
GB1345786A (en) * 1970-05-04 1974-02-06 Bertin & Cie Gas ejection device with a silencer feature
GB2034414A (en) * 1978-11-13 1980-06-04 Gen Electric Infrared suppressor system for a gas turbine engine
GB2112077A (en) * 1981-12-21 1983-07-13 Gen Electric Hot exhaust gas constrant in a nacelle installation
EP0255796A2 (en) * 1986-08-04 1988-02-10 United Technologies Corporation Gas turbine outlet arrangement
GB2207708A (en) * 1987-07-24 1989-02-08 Thomas Edward Friedrich Arrangement for supressing jet engine noise

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB716145A (en) * 1952-02-19 1954-09-29 Ernest Lagelbauer Improvements in aircraft jet propulsion engines including a ducted fan
GB1207194A (en) * 1966-12-28 1970-09-30 United Aircraft Corp Jet engines having means for reducing the noise level
GB1310910A (en) * 1969-04-18 1973-03-21 Gen Electric Sound control of tubofan engines
GB1336752A (en) * 1970-05-04 1973-11-07 Bertin & Cie Aircraft having auxiliary lift means
GB1345786A (en) * 1970-05-04 1974-02-06 Bertin & Cie Gas ejection device with a silencer feature
GB2034414A (en) * 1978-11-13 1980-06-04 Gen Electric Infrared suppressor system for a gas turbine engine
GB2112077A (en) * 1981-12-21 1983-07-13 Gen Electric Hot exhaust gas constrant in a nacelle installation
EP0255796A2 (en) * 1986-08-04 1988-02-10 United Technologies Corporation Gas turbine outlet arrangement
GB2207708A (en) * 1987-07-24 1989-02-08 Thomas Edward Friedrich Arrangement for supressing jet engine noise

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10464668B2 (en) 2015-09-02 2019-11-05 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles
US10875658B2 (en) 2015-09-02 2020-12-29 Jetoptera, Inc. Ejector and airfoil configurations
US11001378B2 (en) 2016-08-08 2021-05-11 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles
US11148801B2 (en) 2017-06-27 2021-10-19 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles

Also Published As

Publication number Publication date
GB9018926D0 (en) 1990-10-17
GB2249140A (en) 1992-04-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090830