FR2780454B1 - Dispositif d'absorption de bruit pour groupe moto-ventilateur centrifuge - Google Patents

Dispositif d'absorption de bruit pour groupe moto-ventilateur centrifuge

Info

Publication number
FR2780454B1
FR2780454B1 FR9808233A FR9808233A FR2780454B1 FR 2780454 B1 FR2780454 B1 FR 2780454B1 FR 9808233 A FR9808233 A FR 9808233A FR 9808233 A FR9808233 A FR 9808233A FR 2780454 B1 FR2780454 B1 FR 2780454B1
Authority
FR
France
Prior art keywords
absorption device
fan group
noise absorption
centrifugal motor
centrifugal
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
FR9808233A
Other languages
English (en)
Other versions
FR2780454A1 (fr
Inventor
Jean Pierre Majchrzak
Frederic Houache
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.)
Valeo Climatisation SA
Original Assignee
Valeo Climatisation SA
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 Valeo Climatisation SA filed Critical Valeo Climatisation SA
Priority to FR9808233A priority Critical patent/FR2780454B1/fr
Publication of FR2780454A1 publication Critical patent/FR2780454A1/fr
Application granted granted Critical
Publication of FR2780454B1 publication Critical patent/FR2780454B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/422—Discharge tongues
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
    • B60H1/00557—Details of ducts or cables
    • B60H1/00564—Details of ducts or cables of air ducts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • F04D29/665—Sound attenuation by means of resonance chambers or interference
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
    • B60H2001/006—Noise reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR9808233A 1998-06-29 1998-06-29 Dispositif d'absorption de bruit pour groupe moto-ventilateur centrifuge Expired - Fee Related FR2780454B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9808233A FR2780454B1 (fr) 1998-06-29 1998-06-29 Dispositif d'absorption de bruit pour groupe moto-ventilateur centrifuge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9808233A FR2780454B1 (fr) 1998-06-29 1998-06-29 Dispositif d'absorption de bruit pour groupe moto-ventilateur centrifuge

Publications (2)

Publication Number Publication Date
FR2780454A1 FR2780454A1 (fr) 1999-12-31
FR2780454B1 true FR2780454B1 (fr) 2001-01-26

Family

ID=9527992

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9808233A Expired - Fee Related FR2780454B1 (fr) 1998-06-29 1998-06-29 Dispositif d'absorption de bruit pour groupe moto-ventilateur centrifuge

Country Status (1)

Country Link
FR (1) FR2780454B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6669436B2 (en) * 2002-02-28 2003-12-30 Dresser-Rand Company Gas compression apparatus and method with noise attenuation
US6918740B2 (en) 2003-01-28 2005-07-19 Dresser-Rand Company Gas compression apparatus and method with noise attenuation
FR2856441B1 (fr) * 2003-06-19 2006-08-04 Renault Sa Dispositif de ventilation centrifuge.
EP1851444B1 (fr) 2005-02-23 2011-01-05 Cummins Turbo Technologies Ltd Compresseur
EP2063130A1 (fr) * 2007-11-20 2009-05-27 Siemens Aktiengesellschaft Dispositif d'atténuation de bruit pour un compresseur centrifuge
EP2700068A4 (fr) 2011-04-20 2016-01-13 Dresser Rand Co Groupement de résonateurs à multiples degrés de liberté
CN103791603A (zh) * 2014-01-23 2014-05-14 乐金电子(天津)电器有限公司 空调室内机及空调室内机降噪方法
DE102014206114A1 (de) 2014-04-01 2015-10-01 Mahle International Gmbh Gehäuse eines Radialgebläses
CN104358603A (zh) * 2014-12-10 2015-02-18 马根昌 恒速离心排气管消声器
CN107965896A (zh) * 2017-12-26 2018-04-27 海信（广东）空调有限公司 蜗舌、风道装置及空调室内机
CN109538539A (zh) * 2018-11-28 2019-03-29 合肥联宝信息技术有限公司 一种降噪装置、风扇及降噪方法
CN111255746A (zh) * 2018-11-30 2020-06-09 无锡小天鹅电器有限公司 蜗壳风道、风机组件及干衣机
DE102021206139A1 (de) * 2021-06-16 2022-12-22 Robert Bosch Gesellschaft mit beschränkter Haftung Pumpe und ein Fahrzeug mit einer solchen Pumpe
CN114165481A (zh) * 2021-09-13 2022-03-11 荣耀终端有限公司 风扇装置及电子设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2171341A (en) * 1936-06-01 1939-08-29 Gen Electric Fan casing
US2225398A (en) * 1939-09-13 1940-12-17 Clyde M Hamblin Construction of ventilating fans
US2708546A (en) * 1951-06-27 1955-05-17 William J Caldwell Centrifugal fan with wave trap and cut-off
DE2545036B2 (de) * 1975-10-08 1979-08-23 Kurt Dr.-Ing. 7505 Ettlingen Zenkner Gehäuse für ein Querstromgebläse
EP0050621A1 (fr) * 1980-04-28 1982-05-05 KOOPMANN, Gary H. Systeme de reduction du bruit
US5340275A (en) * 1993-08-02 1994-08-23 Foster Wheeler Energy Corporation Rotary throat cutoff device and method for reducing centrifugal fan noise
JP3480507B2 (ja) 1994-02-16 2003-12-22 株式会社デンソー 多翼送風機

Also Published As

Publication number Publication date
FR2780454A1 (fr) 1999-12-31

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Legal Events

Date Code Title Description
ST Notification of lapse