SE9301229L - Förfarande och anordning vid reglering och ljuddämpning av en luftströmning - Google Patents

Förfarande och anordning vid reglering och ljuddämpning av en luftströmning

Info

Publication number
SE9301229L
SE9301229L SE9301229A SE9301229A SE9301229L SE 9301229 L SE9301229 L SE 9301229L SE 9301229 A SE9301229 A SE 9301229A SE 9301229 A SE9301229 A SE 9301229A SE 9301229 L SE9301229 L SE 9301229L
Authority
SE
Sweden
Prior art keywords
walls
silencing
controlling
air flow
sound absorbing
Prior art date
Application number
SE9301229A
Other languages
Unknown language ( )
English (en)
Other versions
SE9301229D0 (sv
SE516785C2 (sv
Inventor
Andrei Livtchak
Harri Itkonen
Original Assignee
Halton Oy
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 Halton Oy filed Critical Halton Oy
Publication of SE9301229D0 publication Critical patent/SE9301229D0/sv
Publication of SE9301229L publication Critical patent/SE9301229L/sv
Publication of SE516785C2 publication Critical patent/SE516785C2/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/165—Silencing apparatus characterised by method of silencing by using movable parts for adjusting flow area
    • 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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/22—Silencing apparatus characterised by method of silencing by using movable parts the parts being resilient walls
    • 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
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Duct Arrangements (AREA)
SE9301229A 1992-04-16 1993-04-15 Förfarande och anordning vid reglering och ljuddämpning av en luftströmning SE516785C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI921731A FI96901C (sv) 1992-04-16 1992-04-16 Förfarande och anordning för reglering och ljuddämpning av en luftström

Publications (3)

Publication Number Publication Date
SE9301229D0 SE9301229D0 (sv) 1993-04-15
SE9301229L true SE9301229L (sv) 1993-10-17
SE516785C2 SE516785C2 (sv) 2002-03-05

Family

ID=8535143

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9301229A SE516785C2 (sv) 1992-04-16 1993-04-15 Förfarande och anordning vid reglering och ljuddämpning av en luftströmning

Country Status (6)

Country Link
DE (1) DE4311334B4 (sv)
FI (1) FI96901C (sv)
FR (1) FR2690227B1 (sv)
GB (1) GB2266340B (sv)
NO (1) NO179536C (sv)
SE (1) SE516785C2 (sv)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4419219A1 (de) * 1994-06-01 1996-03-07 Mann & Hummel Filter Schalldämpfungseinrichtung für luftführende Kanäle
US20110005507A9 (en) 2001-01-23 2011-01-13 Rick Bagwell Real-time control of exhaust flow
DE10123275A1 (de) * 2001-05-12 2002-11-14 Cww Gerko Akustik Gmbh Leitblech für strömende Gase
FI20035204A0 (sv) * 2003-11-12 2003-11-12 Tapio Tarpio Ljudfälla
FI117648B (sv) 2004-03-02 2006-12-29 Jeven Oy Anordning för att reglera och dämpa luftflöde
ATE473062T1 (de) 2004-07-23 2010-07-15 Halton Group Ltd Oy Verbesserungen zur steuerung von abgassystemen
DE102006009153A1 (de) * 2006-02-24 2007-08-30 Mahle International Gmbh Abgasrückführeinrichtung
US20080274683A1 (en) 2007-05-04 2008-11-06 Current Energy Controls, Lp Autonomous Ventilation System
US20090061752A1 (en) 2007-08-28 2009-03-05 Current Energy Controls, Lp Autonomous Ventilation System
US9494324B2 (en) 2008-12-03 2016-11-15 Oy Halton Group Ltd. Exhaust flow control system and method
DE102009060081B4 (de) * 2009-12-22 2018-02-22 Airbus Operations Gmbh Vakuumabwassersystemschalldämpfer
DE102013203375A1 (de) * 2013-02-28 2014-08-28 Siemens Aktiengesellschaft Klimatisierungsanordnung für ein Schienenfahrzeug
WO2015136357A1 (de) * 2014-03-11 2015-09-17 Zehnder Group International Ag Schalldämpfer für lüftungsanlage und verfahren zu dessen regelung
US9951690B2 (en) 2014-08-19 2018-04-24 Pratt & Whitney Canada Corp. Low noise aeroengine inlet system
US10221764B2 (en) 2014-08-19 2019-03-05 Pratt & Whitney Canada Corp. Variable geometry inlet system
US9957889B2 (en) 2014-08-19 2018-05-01 Pratt & Whitney Canada Corp. Low noise aeroengine inlet system
US10054050B2 (en) 2014-08-19 2018-08-21 Pratt & Whitney Canada Corp. Low noise aeroengine inlet system
US10139126B2 (en) 2016-10-11 2018-11-27 University Of Dammam Airborne noise reduction system and method
DE102019102478A1 (de) * 2019-01-31 2020-08-06 Faurecia Emissions Control Technologies, Germany Gmbh Abgasanlagenkomponente für eine Abgasanlage eines Verbrennungsmotors sowie Abgasanlage
DE102024129383A1 (de) * 2024-10-11 2026-04-16 Diehl Aviation Laupheim Gmbh Akustisch optimierte Blende für die Anwendung in Luftführungsrohren in einem Flugzeug

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB512435A (en) * 1938-03-02 1939-09-15 Evelyn Stewart Lansdowne Beale Improvements in and relating to the ventilation of buildings
ES264920A1 (es) * 1960-02-19 1961-07-16 Svenska Fl Ktfabriken A B Dispositivo para mantener constante la presiën estatica
GB1181405A (en) * 1966-08-25 1970-02-18 Nob0 Fabrikker As Improvements in or relating to Flow Regulating Arrangements
FR1510897A (fr) * 1966-10-28 1968-01-26 Snecma Dispositifs perfectionnés d'atténuation des bruits émis par les compresseurs et soufflantes
GB1212875A (en) * 1967-12-21 1970-11-18 Rolls Royce Aircraft
US3533486A (en) * 1968-11-08 1970-10-13 Gen Electric Jet engine silencer with retractable sound absorbing body
US3611724A (en) * 1970-01-07 1971-10-12 Gen Electric Choked inlet noise suppression device for a turbofan engine
GB1306651A (en) * 1971-03-02 1973-02-14 Rolls Royce Air intakes for gas turbine engines
DE2421739C3 (de) * 1974-05-06 1979-08-30 Volkswagenwerk Ag, 3180 Wolfsburg Schalldämpfer für Leitungen periodisch arbeitender Maschinen
FR2326235A1 (fr) * 1975-10-01 1977-04-29 Renault Buse elastique a debit variable
US4075833A (en) * 1976-01-02 1978-02-28 General Electric Company Variable area inlet for a gas turbine engine
DE3608804A1 (de) * 1986-03-15 1987-09-17 Carduck F W Gmbh Kanalschalldaempfer mit beweglichen schallabsorbierenden waenden

Also Published As

Publication number Publication date
GB2266340B (en) 1996-03-06
SE9301229D0 (sv) 1993-04-15
DE4311334B4 (de) 2006-06-22
NO931361L (no) 1993-10-18
NO931361D0 (no) 1993-04-14
FI96901B (sv) 1996-05-31
FI96901C (sv) 1996-09-10
NO179536C (no) 1996-10-23
SE516785C2 (sv) 2002-03-05
NO179536B (no) 1996-07-15
DE4311334A1 (de) 1993-10-21
FI921731L (sv) 1993-10-17
GB9307816D0 (en) 1993-06-02
FR2690227B1 (fr) 1997-01-17
FR2690227A1 (fr) 1993-10-22
FI921731A0 (sv) 1992-04-16
GB2266340A (en) 1993-10-27

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