ZA200707839B - Helicopter gas turbine engine with sound level lowered by ejector hush kitting - Google Patents

Helicopter gas turbine engine with sound level lowered by ejector hush kitting

Info

Publication number
ZA200707839B
ZA200707839B ZA200707839A ZA200707839A ZA200707839B ZA 200707839 B ZA200707839 B ZA 200707839B ZA 200707839 A ZA200707839 A ZA 200707839A ZA 200707839 A ZA200707839 A ZA 200707839A ZA 200707839 B ZA200707839 B ZA 200707839B
Authority
ZA
South Africa
Prior art keywords
kitting
hush
ejector
gas turbine
turbine engine
Prior art date
Application number
ZA200707839A
Other languages
English (en)
Inventor
Baude Pierre
Jouanchicot Didier
Original Assignee
Turbomeca
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 Turbomeca filed Critical Turbomeca
Publication of ZA200707839B publication Critical patent/ZA200707839B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/04—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of exhaust outlets or jet pipes
    • B64D33/06—Silencing exhaust or propulsion jets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B64C27/14—Direct drive between power plant and rotor hub
    • 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
    • F02K1/38—Introducing air inside the jet
    • 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
    • F02K1/78—Other construction of jet pipes
    • F02K1/82—Jet pipe walls, e.g. liners
    • F02K1/827—Sound absorbing structures or liners
    • 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
    • F05D2220/329—Application in turbines in gas turbines in helicopters
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/205—Cooling fluid recirculation, i.e. after cooling one or more components is the cooling fluid recovered and used elsewhere for other purposes
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Exhaust Silencers (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
ZA200707839A 2006-09-20 2007-09-13 Helicopter gas turbine engine with sound level lowered by ejector hush kitting ZA200707839B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0653834A FR2905984B1 (fr) 2006-09-20 2006-09-20 Moteur d'helicoptere a turbine a gaz a emission sonore reduite par traitement acoustique d'un ejecteur

Publications (1)

Publication Number Publication Date
ZA200707839B true ZA200707839B (en) 2008-06-25

Family

ID=37964081

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200707839A ZA200707839B (en) 2006-09-20 2007-09-13 Helicopter gas turbine engine with sound level lowered by ejector hush kitting

Country Status (11)

Country Link
US (1) US7993099B2 (ru)
EP (1) EP1902948B1 (ru)
JP (1) JP2008075647A (ru)
CN (1) CN101149025A (ru)
BR (1) BRPI0704073A (ru)
CA (1) CA2602168C (ru)
ES (1) ES2600871T3 (ru)
FR (1) FR2905984B1 (ru)
PL (1) PL1902948T3 (ru)
RU (1) RU2451193C2 (ru)
ZA (1) ZA200707839B (ru)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007036527B4 (de) * 2007-08-02 2009-07-09 Eads Deutschland Gmbh Düsenanordnung für ein Gasturbinentriebwerk
FR2941495B1 (fr) * 2009-01-27 2017-09-29 Turbomeca Conduit d'echappement insonorise pour turbomoteur
FR2956445B1 (fr) 2010-02-12 2012-08-24 Turbomeca Revetement d'attenuation de bruit pour un conduit de guidage de gaz, tuyere et moteur a turbine a gaz avec le revetement
FR2970053B1 (fr) * 2011-01-05 2013-01-25 Turbomeca Dispositif et procede de protection mecanique
CN102673793B (zh) * 2012-06-08 2015-04-29 中国航空工业集团公司西安飞机设计研究所 一种飞机辅助动力装置排气引射系统
EP2948645A2 (en) * 2013-01-22 2015-12-02 Siemens Aktiengesellschaft Gas turbine outer case active ambient cooling including air exhaust into a sub-ambient region of exhaust flow
CN108087147B (zh) * 2017-11-29 2020-07-17 中国直升机设计研究所 一种非均匀引射排气喷管
CN113864062B (zh) * 2021-09-03 2022-09-13 清华大学 一种含引射器的固体冲压发动机壁面冷却系统和方法
CN114526175B (zh) * 2022-04-24 2022-07-26 中国航发四川燃气涡轮研究院 一种用于加力燃烧室的齿轮传动后涵道引射器

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Also Published As

Publication number Publication date
EP1902948B1 (fr) 2016-08-24
FR2905984B1 (fr) 2011-12-30
CA2602168C (fr) 2015-02-03
BRPI0704073A (pt) 2008-05-13
CN101149025A (zh) 2008-03-26
US7993099B2 (en) 2011-08-09
FR2905984A1 (fr) 2008-03-21
US20080185216A1 (en) 2008-08-07
ES2600871T3 (es) 2017-02-13
EP1902948A1 (fr) 2008-03-26
RU2451193C2 (ru) 2012-05-20
PL1902948T3 (pl) 2017-12-29
CA2602168A1 (fr) 2008-03-20
JP2008075647A (ja) 2008-04-03
RU2007134892A (ru) 2009-03-27

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