GB2448320B - Aircraft engine variable nozzle for silencing and performance enhancement - Google Patents

Aircraft engine variable nozzle for silencing and performance enhancement

Info

Publication number
GB2448320B
GB2448320B GB0706856A GB0706856A GB2448320B GB 2448320 B GB2448320 B GB 2448320B GB 0706856 A GB0706856 A GB 0706856A GB 0706856 A GB0706856 A GB 0706856A GB 2448320 B GB2448320 B GB 2448320B
Authority
GB
United Kingdom
Prior art keywords
silencing
aircraft engine
variable nozzle
performance enhancement
engine variable
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
GB0706856A
Other versions
GB2448320A (en
GB0706856D0 (en
Inventor
Pericles Pilidis
Vasileios Kyritsis
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0706856A priority Critical patent/GB2448320B/en
Publication of GB0706856D0 publication Critical patent/GB0706856D0/en
Publication of GB2448320A publication Critical patent/GB2448320A/en
Application granted granted Critical
Publication of GB2448320B publication Critical patent/GB2448320B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02K1/06—Varying effective area of jet pipe or nozzle
    • 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
    • F02K1/06—Varying effective area of jet pipe or nozzle
    • F02K1/10—Varying effective area of jet pipe or nozzle by distorting the jet pipe or nozzle
    • 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
    • F02K1/46—Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/505—Shape memory behaviour

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)
GB0706856A 2007-04-10 2007-04-10 Aircraft engine variable nozzle for silencing and performance enhancement Expired - Fee Related GB2448320B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0706856A GB2448320B (en) 2007-04-10 2007-04-10 Aircraft engine variable nozzle for silencing and performance enhancement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0706856A GB2448320B (en) 2007-04-10 2007-04-10 Aircraft engine variable nozzle for silencing and performance enhancement

Publications (3)

Publication Number Publication Date
GB0706856D0 GB0706856D0 (en) 2007-05-16
GB2448320A GB2448320A (en) 2008-10-15
GB2448320B true GB2448320B (en) 2012-04-11

Family

ID=38091069

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0706856A Expired - Fee Related GB2448320B (en) 2007-04-10 2007-04-10 Aircraft engine variable nozzle for silencing and performance enhancement

Country Status (1)

Country Link
GB (1) GB2448320B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3102148B1 (en) * 2019-10-16 2022-07-01 Safran PROPULSION SYSTEM FOR AN AIRCRAFT

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6347510B1 (en) * 1998-12-18 2002-02-19 United Technologies Corporation Axi-nozzle ejector seal
GB2374121A (en) * 2001-03-03 2002-10-09 Rolls Royce Plc Gas turbine engine nozzle with noise-reducing tabs
JP2003307156A (en) * 2002-04-15 2003-10-31 Ishikawajima Harima Heavy Ind Co Ltd Mixer nozzle with thrust force deflecting function
EP1482159A2 (en) * 2003-05-31 2004-12-01 Rolls-Royce Plc Engine nozzle and engine with such a nozzle
EP1764498A2 (en) * 2005-09-20 2007-03-21 United Technologies Corporation Convergent divergent nozzle with interlocking divergent flaps

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6347510B1 (en) * 1998-12-18 2002-02-19 United Technologies Corporation Axi-nozzle ejector seal
GB2374121A (en) * 2001-03-03 2002-10-09 Rolls Royce Plc Gas turbine engine nozzle with noise-reducing tabs
JP2003307156A (en) * 2002-04-15 2003-10-31 Ishikawajima Harima Heavy Ind Co Ltd Mixer nozzle with thrust force deflecting function
EP1482159A2 (en) * 2003-05-31 2004-12-01 Rolls-Royce Plc Engine nozzle and engine with such a nozzle
EP1764498A2 (en) * 2005-09-20 2007-03-21 United Technologies Corporation Convergent divergent nozzle with interlocking divergent flaps

Also Published As

Publication number Publication date
GB2448320A (en) 2008-10-15
GB0706856D0 (en) 2007-05-16

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Legal Events

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

Effective date: 20170410