FR2456865A1 - Rotor de ventilateur - Google Patents

Rotor de ventilateur

Info

Publication number
FR2456865A1
FR2456865A1 FR8011145A FR8011145A FR2456865A1 FR 2456865 A1 FR2456865 A1 FR 2456865A1 FR 8011145 A FR8011145 A FR 8011145A FR 8011145 A FR8011145 A FR 8011145A FR 2456865 A1 FR2456865 A1 FR 2456865A1
Authority
FR
France
Prior art keywords
fan rotor
outer edge
rotor
discharge
obstacle
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.)
Withdrawn
Application number
FR8011145A
Other languages
English (en)
Inventor
Siegfried Harmsen
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.)
Ebm Papst St Georgen GmbH and Co KG
Original Assignee
Papst Motoren GmbH and Co KG
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 Papst Motoren GmbH and Co KG filed Critical Papst Motoren GmbH and Co KG
Publication of FR2456865A1 publication Critical patent/FR2456865A1/fr
Withdrawn legal-status Critical Current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
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/307—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the tip of a rotor blade
    • 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)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

LA PRESENTE INVENTION CONCERNE UN ROTOR DE VENTILATEUR. ROTOR CARACTERISE EN CE QUE LE LONG DU BORD EXTERIEUR 8 DES PALES 2 A 5 EST DISPOSE UN ELEMENT D'ECOULEMENT 20, QUI OFFRE PEU DE RESISTANCE AU COURANT DE REFOULEMENT, ET QUI CONSTITUE UN OBSTACLE A L'ECOULEMENT COMPENSATOIRE SE DIRIGEANT DU COTE DE REFOULEMENT VERS LE COTE D'ASPIRATION EN PASSANT PAR LE BORD EXTERIEUR 8.
FR8011145A 1979-05-12 1980-05-09 Rotor de ventilateur Withdrawn FR2456865A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH442079 1979-05-12

Publications (1)

Publication Number Publication Date
FR2456865A1 true FR2456865A1 (fr) 1980-12-12

Family

ID=4275801

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8011145A Withdrawn FR2456865A1 (fr) 1979-05-12 1980-05-09 Rotor de ventilateur

Country Status (4)

Country Link
JP (1) JPS5629098A (fr)
DE (2) DE3017226A1 (fr)
FR (1) FR2456865A1 (fr)
GB (1) GB2050530B (fr)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3017226A1 (de) * 1979-05-12 1980-11-20 Papst Motoren Kg Ventilatorlaufrad
US4685942A (en) * 1982-12-27 1987-08-11 General Electric Company Axial flow inlet particle separator
GB2139294A (en) * 1983-02-18 1984-11-07 Pioneer Dharma Ventures Limite Omni-directional rotor
JPS59185898A (ja) * 1983-04-08 1984-10-22 Aisin Seiki Co Ltd フアンブレ−ド
IT1204969B (it) * 1987-04-24 1989-03-10 Cofimco Srl Elemento calettatore per pale di ventilatore assilae,con angolo di calettamento fisso
FR2728028B1 (fr) * 1994-12-07 1997-03-14 Sardou Max Dispositif pour transformer l'energie mecanique d'un moteur en une mise sous pression d'un gaz
USD380564S (en) 1995-05-31 1997-07-01 John Manufacturing Limited Night light
AU4923499A (en) * 1998-07-15 2000-02-07 Keenlink International Ltd. Inclined flow air circulation system
DE19913269A1 (de) * 1999-03-24 2000-09-28 Asea Brown Boveri Turbinenschaufel
ITMI20010131A1 (it) * 2001-01-25 2002-07-26 Giorgio Cipelletti Ventilatore assiale con pale a torsione differenziata
FR2833050B1 (fr) * 2001-12-03 2005-11-11 Abb Solyvent Ventec Ventilateur helicoide avec un moyen reducteur de bruit
WO2003072948A1 (fr) 2002-02-28 2003-09-04 Daikin Industries, Ltd. Ventilateur
KR100471444B1 (ko) * 2002-08-14 2005-03-08 엘지전자 주식회사 송풍팬
DE102004017727A1 (de) 2003-04-19 2004-11-04 Ebm-Papst St. Georgen Gmbh & Co. Kg Lüfter
US8079823B2 (en) 2004-07-21 2011-12-20 Delta T Corporation Fan blades
US7284960B2 (en) 2004-07-21 2007-10-23 Delta T Corporation Fan blades
US7252478B2 (en) 2004-07-21 2007-08-07 Delta T Corporation Fan blade modifications
MX2007000821A (es) * 2004-07-21 2007-09-11 Delta T Corp Paletas de ventilador y modificaciones.
US7934907B2 (en) 2004-07-21 2011-05-03 Delta T Corporation Cuffed fan blade modifications
WO2006050765A1 (fr) 2004-11-10 2006-05-18 Ebm-Papst St. Georgen Gmbh & Co. Kg Moteur electrique
CA2684029C (fr) 2007-03-01 2014-12-16 Delta T Corporation Extension de surface portante inclinee pour une pale de ventilateur
JP4872722B2 (ja) * 2007-03-12 2012-02-08 ソニー株式会社 軸流ファン装置、軸流羽根車及び電子機器
GB2452104B (en) * 2008-01-14 2009-07-22 Flakt Woods Ltd A meridional fan
EP2093378A1 (fr) * 2008-02-25 2009-08-26 ALSTOM Technology Ltd Procédé de transformation d'une aube par fixation d'un aileron, et aube associée améliorée de cette façon
CN102086887A (zh) * 2009-12-08 2011-06-08 富准精密工业(深圳)有限公司 轴流风扇
EP2336492A1 (fr) * 2009-12-16 2011-06-22 Siemens Aktiengesellschaft Aube de guidage avec ailette pour machine de conversion d'énergie et machine pour convertir l'énergie comportant l'aube de guidage
DE102010034604A1 (de) * 2010-08-13 2012-02-16 Ziehl-Abegg Ag Flügelrad für einen Ventilator
TWI443262B (zh) * 2010-12-29 2014-07-01 Delta Electronics Inc 風扇及其葉輪
DE102012004617A1 (de) * 2012-03-06 2013-09-12 Ziehl-Abegg Ag Axialventilator
FR2987867B1 (fr) * 2012-03-09 2016-05-06 Snecma Aube de turbomachine comportant un insert de protection de la tete de l'aube
US8842000B2 (en) 2012-07-17 2014-09-23 4Front Engineered Solutions, Inc. Fire control systems
US9845683B2 (en) 2013-01-08 2017-12-19 United Technology Corporation Gas turbine engine rotor blade
US9404511B2 (en) * 2013-03-13 2016-08-02 Robert Bosch Gmbh Free-tipped axial fan assembly with a thicker blade tip
US9874214B2 (en) 2014-01-28 2018-01-23 4Front Engineered Solutions, Inc. Fan with fan blade mounting structure
DE202015100241U1 (de) * 2014-12-03 2015-05-06 Ebm-Papst Mulfingen Gmbh & Co. Kg Schaufel eines Ventilatorrades, Ventilatorrad und Axialventilator
US9726192B2 (en) 2015-03-31 2017-08-08 Assa Abloy Entrance Systems Ab Fan blades and associated blade tips
US20180258947A1 (en) * 2017-03-10 2018-09-13 Nidec Corporation Axial fan
US20190234419A1 (en) * 2018-01-31 2019-08-01 Carrier Corporation Axial fan with tip fences
USD911512S1 (en) 2018-01-31 2021-02-23 Carrier Corporation Axial flow fan
US11938352B2 (en) * 2020-01-23 2024-03-26 Suzaleja B.V. Filtering mask assembly

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1828409A (en) * 1929-01-11 1931-10-20 Westinghouse Electric & Mfg Co Reaction blading
DE815971C (de) * 1949-12-22 1951-10-08 Franz Burghauser Dampf- oder Gasturbinenschaufel mit geringem radialen Spaltverlust
CH374085A (de) * 1959-12-29 1963-12-31 Escher Wyss Ag Schaufel für Dampfturbine, Gasturbine oder Verdichter
FR2259977A1 (fr) * 1974-02-02 1975-08-29 Mtu Muenchen Gmbh

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US652123A (en) * 1899-09-14 1900-06-19 Peter Godfroy Lavigne Screw-propeller.
BE638547A (fr) * 1962-10-29 1900-01-01
US3782857A (en) * 1970-08-26 1974-01-01 O Svilans Device for air and fluid acceleration and method of making same
DE3017226A1 (de) * 1979-05-12 1980-11-20 Papst Motoren Kg Ventilatorlaufrad

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1828409A (en) * 1929-01-11 1931-10-20 Westinghouse Electric & Mfg Co Reaction blading
DE815971C (de) * 1949-12-22 1951-10-08 Franz Burghauser Dampf- oder Gasturbinenschaufel mit geringem radialen Spaltverlust
CH374085A (de) * 1959-12-29 1963-12-31 Escher Wyss Ag Schaufel für Dampfturbine, Gasturbine oder Verdichter
FR2259977A1 (fr) * 1974-02-02 1975-08-29 Mtu Muenchen Gmbh

Also Published As

Publication number Publication date
JPS5629098A (en) 1981-03-23
DE3017943A1 (de) 1980-11-20
GB2050530A (en) 1981-01-07
DE3017226A1 (de) 1980-11-20
GB2050530B (en) 1983-12-14

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Legal Events

Date Code Title Description
ST Notification of lapse