DE2129962A1 - Schalldaempfer insbesondere fuer Gasturbinenstrahltriebwerke - Google Patents

Schalldaempfer insbesondere fuer Gasturbinenstrahltriebwerke

Info

Publication number
DE2129962A1
DE2129962A1 DE19712129962 DE2129962A DE2129962A1 DE 2129962 A1 DE2129962 A1 DE 2129962A1 DE 19712129962 DE19712129962 DE 19712129962 DE 2129962 A DE2129962 A DE 2129962A DE 2129962 A1 DE2129962 A1 DE 2129962A1
Authority
DE
Germany
Prior art keywords
air
layer
silencer
gas turbine
porous
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.)
Pending
Application number
DE19712129962
Other languages
German (de)
English (en)
Inventor
Smith Michael John Talbot
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of DE2129962A1 publication Critical patent/DE2129962A1/de
Pending 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
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • F01N2490/155—Plurality of resonance or dead chambers being disposed one after the other in flow direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Laminated Bodies (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Exhaust Silencers (AREA)
DE19712129962 1970-06-18 1971-06-16 Schalldaempfer insbesondere fuer Gasturbinenstrahltriebwerke Pending DE2129962A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2953170 1970-06-18

Publications (1)

Publication Number Publication Date
DE2129962A1 true DE2129962A1 (de) 1972-02-24

Family

ID=10293010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712129962 Pending DE2129962A1 (de) 1970-06-18 1971-06-16 Schalldaempfer insbesondere fuer Gasturbinenstrahltriebwerke

Country Status (4)

Country Link
DE (1) DE2129962A1 (enExample)
FR (1) FR2095330B1 (enExample)
GB (1) GB1321073A (enExample)
IT (1) IT941415B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4217767C1 (enExample) * 1992-05-29 1993-08-26 Deutsche Aerospace Ag, 8000 Muenchen, De
SE515528C2 (sv) 1999-12-07 2001-08-20 Saab Ab Anordning vid en akustisk absorbent

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB633120A (en) * 1946-11-21 1949-12-12 Silto S A Improvements relating to the silencing of gaseous currents
US3181646A (en) * 1963-04-15 1965-05-04 Howard C Edwards Silencer having contiguous concentric layers of sound absorbent material
US3362629A (en) * 1965-12-21 1968-01-09 Carrier Corp Centrifugal compressor
US3380552A (en) * 1966-11-28 1968-04-30 Luminous Ceilings Inc Acoustical panel with honeycomb core and ventilation passageways

Also Published As

Publication number Publication date
FR2095330A1 (enExample) 1972-02-11
GB1321073A (en) 1973-06-20
FR2095330B1 (enExample) 1975-07-11
IT941415B (it) 1973-03-01

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