ES2078335T3 - Un soplador centrifugo y helice. - Google Patents
Un soplador centrifugo y helice.Info
- Publication number
- ES2078335T3 ES2078335T3 ES90903507T ES90903507T ES2078335T3 ES 2078335 T3 ES2078335 T3 ES 2078335T3 ES 90903507 T ES90903507 T ES 90903507T ES 90903507 T ES90903507 T ES 90903507T ES 2078335 T3 ES2078335 T3 ES 2078335T3
- Authority
- ES
- Spain
- Prior art keywords
- blades
- propeller
- centrifugal blower
- profile
- 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 - Lifetime
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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
-
- 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
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
- F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
-
- 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
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/30—Vanes
-
- 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
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- 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
- F05D2250/00—Geometry
- F05D2250/50—Inlet or outlet
- F05D2250/52—Outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
LA SEPARACION DE LAS ASPAS SOBRE LA CARA PASIVA DE LA HELICE EN RETROCESO OBLICUO DE UN PROPULSOR DE AIRE CENTRIFUGO (4, 15), PUEDE SER CONTROLADA CON MAYOR EFICACIA, MEDIANTE EL SISTEMA DE ARQUEADO DE LAS PALAS EN "S" EJ: CURVADO HACIA ATRAS DE LAS PALAS PROYECTADAS RADIALMENTE DEL VENTILADOR CENTRIFUGO (10). LAS ASPAS TIENEN UN PERFIL POSITIVO, EN LA ZONA INTERIOR DE RETROCESO RADIAL, Y UN PERFIL NEGATIVO EN LA ZONA EXTERNA DE LAS ASPAS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/310,664 US4900228A (en) | 1989-02-14 | 1989-02-14 | Centrifugal fan with variably cambered blades |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2078335T3 true ES2078335T3 (es) | 1995-12-16 |
Family
ID=23203572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90903507T Expired - Lifetime ES2078335T3 (es) | 1989-02-14 | 1990-02-05 | Un soplador centrifugo y helice. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4900228A (es) |
EP (1) | EP0458864B1 (es) |
JP (1) | JPH04505201A (es) |
DE (1) | DE69022405T2 (es) |
ES (1) | ES2078335T3 (es) |
WO (1) | WO1990009525A1 (es) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991015664A1 (en) * | 1990-03-30 | 1991-10-17 | Airflow Research And Manufacturing Corporation | Space-efficient centrifugal blower |
AU1571192A (en) * | 1991-03-08 | 1992-10-06 | Baker Hughes Incorporated | Pitot pump with improved rotor cover |
US5335718A (en) * | 1992-04-02 | 1994-08-09 | Ford Motor Company | Space-efficient air conditioning/heating module |
US5588803A (en) * | 1995-12-01 | 1996-12-31 | General Motors Corporation | Centrifugal impeller with simplified manufacture |
US5605444A (en) * | 1995-12-26 | 1997-02-25 | Ingersoll-Dresser Pump Company | Pump impeller having separate offset inlet vanes |
US5743710A (en) * | 1996-02-29 | 1998-04-28 | Bosch Automotive Motor Systems Corporation | Streamlined annular volute for centrifugal blower |
US5832606A (en) * | 1996-09-17 | 1998-11-10 | Elliott Turbomachinery Co., Inc. | Method for preventing one-cell stall in bladed discs |
US6139273A (en) * | 1998-04-22 | 2000-10-31 | Valeo Climate Control, Inc. | Radial flow fan |
JP4075264B2 (ja) * | 2000-01-28 | 2008-04-16 | セイコーエプソン株式会社 | 軸流ファン、遠心力ファン、およびこれらを用いた電子機器 |
US6814545B2 (en) * | 2000-04-21 | 2004-11-09 | Revcor, Inc. | Fan blade |
US6712584B2 (en) * | 2000-04-21 | 2004-03-30 | Revcor, Inc. | Fan blade |
US6447251B1 (en) | 2000-04-21 | 2002-09-10 | Revcor, Inc. | Fan blade |
KR100380228B1 (ko) * | 2000-05-16 | 2003-04-16 | 엘지전자 주식회사 | 창문형 에어컨의 시로코팬 |
EP1423203B1 (en) * | 2001-03-05 | 2009-12-02 | Robert Bosch LLC | Compact centrifugal blower with annular stator |
JP2004060447A (ja) * | 2002-07-24 | 2004-02-26 | Sanden Corp | 多翼ファン |
US6942457B2 (en) * | 2002-11-27 | 2005-09-13 | Revcor, Inc. | Fan assembly and method |
US7108482B2 (en) * | 2004-01-23 | 2006-09-19 | Robert Bosch Gmbh | Centrifugal blower |
US7607886B2 (en) * | 2004-05-19 | 2009-10-27 | Delta Electronics, Inc. | Heat-dissipating device |
DE202004012015U1 (de) * | 2004-07-31 | 2005-12-22 | Ebm-Papst Landshut Gmbh | Radialgebläserad |
US8157518B2 (en) | 2007-03-05 | 2012-04-17 | Xcelaero Corporation | Low camber microfan |
WO2009070599A1 (en) * | 2007-11-27 | 2009-06-04 | Emerson Electric Co. | Bi-directional cooling fan |
US20090317237A1 (en) * | 2008-06-20 | 2009-12-24 | General Electric Company | System and method for reduction of unsteady pressures in turbomachinery |
US8764400B2 (en) * | 2009-07-31 | 2014-07-01 | Ag Growth Industries Partnership | Blower for a particulate loader and transfer apparatus |
CN102135110B (zh) * | 2010-01-27 | 2014-12-31 | 德昌电机(深圳)有限公司 | 离心式叶轮 |
CN102822531B (zh) * | 2010-03-15 | 2015-07-01 | 夏普株式会社 | 风扇、成型用模具和流体输送装置 |
CN101922468A (zh) * | 2010-03-24 | 2010-12-22 | 南通大通宝富风机有限公司 | 一种离心风机叶轮 |
JP6155544B2 (ja) * | 2012-03-12 | 2017-07-05 | 日本電産株式会社 | 遠心ファン |
CN103225625A (zh) * | 2013-03-28 | 2013-07-31 | 无锡小天鹅股份有限公司 | 离心风扇和具有其的干衣机 |
JP5705945B1 (ja) * | 2013-10-28 | 2015-04-22 | ミネベア株式会社 | 遠心式ファン |
US11073165B2 (en) * | 2013-12-23 | 2021-07-27 | Fisher & Paykel Healthcare Limited | Blower for breathing apparatus |
JP6411118B2 (ja) * | 2014-07-31 | 2018-10-24 | 株式会社日立製作所 | 遠心羽根車およびそれを用いた一軸多段形遠心圧縮機および遠心羽根車の製造方法 |
EP3015713A1 (en) | 2014-10-30 | 2016-05-04 | Nidec Corporation | Blower apparatus |
US9777741B2 (en) * | 2014-11-20 | 2017-10-03 | Baker Hughes Incorporated | Nozzle-shaped slots in impeller vanes |
JP2019082129A (ja) * | 2017-10-30 | 2019-05-30 | 株式会社デンソー | 送風機 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US13200A (en) * | 1855-07-03 | Cork-machine | ||
US1240949A (en) * | 1914-08-03 | 1917-09-25 | Buffalo Forge Co | Centrifugal fan. |
FR1170390A (fr) * | 1956-03-31 | 1959-01-14 | Appbau Rothemuehle Dr Brandt & | élément d'aubage tournant pour machines centrifuges |
FR1162814A (fr) * | 1956-04-12 | 1958-09-17 | Bronswerk Nv | Roue à pales pour ventilateur |
US2975962A (en) * | 1957-05-10 | 1961-03-21 | Konink Maschf Gebr Stork & Co | Impellers for centrifugal fans |
FR1308014A (fr) * | 1961-09-20 | 1962-11-03 | Compresseur centrifuge | |
US3597117A (en) * | 1969-01-10 | 1971-08-03 | Rotorn Inc | Fan for narrow environments |
DE2210271C3 (de) * | 1972-03-03 | 1984-08-09 | Ltg Lufttechnische Gmbh, 7000 Stuttgart | Radialventilator |
US3763660A (en) * | 1972-06-05 | 1973-10-09 | Westinghouse Electric Corp | Air conditioning condenser fan arrangement with condensate removal |
GB1483455A (en) * | 1973-09-08 | 1977-08-17 | Nu Way Heating Plants Ltd | Radial flow blowers |
GB1473919A (en) * | 1975-03-17 | 1977-05-18 | British Leyland Uk Ltd | Motor vehicle engine-cooling system |
CH616728A5 (en) * | 1975-07-31 | 1980-04-15 | Le Polt I Im M I Kalinina | Radial-flow compressor. |
US3967874A (en) * | 1975-09-30 | 1976-07-06 | Calabro Anthony Denis | Uniformly cooled printed circuit board mounting assembly |
JPS55134797A (en) * | 1979-04-06 | 1980-10-20 | Hitachi Ltd | Centrifugal vane |
US4269571A (en) * | 1979-08-14 | 1981-05-26 | Kabushiki Kaisha Shikutani | Blowing apparatus |
DE2940773C2 (de) * | 1979-10-08 | 1986-08-14 | Punker GmbH, 2330 Eckernförde | Hochleistungs-Radialventilator |
DE3028606A1 (de) * | 1980-07-28 | 1982-03-04 | Wilhelm Gebhardt Gmbh, 7112 Waldenburg | Zum einbau in rohrleitungen, kanaele oder kanalaehnliche gehaeuse bzw. in lueftungs- und klimageraete bestimmte ventilatoreinheit |
DE3029406A1 (de) * | 1980-08-02 | 1982-03-11 | Karl 3188 Feldafing Prestl | Gehaeuse fuer einen heizluefter mit radialgeblaese |
JPS58128243A (ja) * | 1982-01-27 | 1983-07-30 | Nippon Light Metal Co Ltd | 羽根車の製造方法 |
JPS5941700A (ja) * | 1982-09-01 | 1984-03-07 | Matsushita Electric Ind Co Ltd | 電動送風機 |
ATE13711T1 (de) * | 1982-12-29 | 1985-06-15 | Gebhardt Gmbh Wilhelm | Radialventilator mit rueckwaerts gekruemmten, profilierten schaufeln. |
US4531890A (en) * | 1983-01-24 | 1985-07-30 | Stokes Walter S | Centrifugal fan impeller |
JPS60125798A (ja) * | 1983-12-09 | 1985-07-05 | Matsushita Electric Ind Co Ltd | 電動送風機 |
JPS6012798A (ja) * | 1984-02-17 | 1985-01-23 | 株式会社日立製作所 | 電子部品の供給装置 |
DE3439780A1 (de) * | 1984-10-31 | 1986-04-30 | Wolter GmbH Maschinen und Apparatebau KG, 7502 Malsch | Ventilator, insbesondere rohrventilator |
-
1989
- 1989-02-14 US US07/310,664 patent/US4900228A/en not_active Expired - Lifetime
-
1990
- 1990-02-05 DE DE69022405T patent/DE69022405T2/de not_active Expired - Lifetime
- 1990-02-05 WO PCT/US1990/000660 patent/WO1990009525A1/en active IP Right Grant
- 1990-02-05 JP JP2503833A patent/JPH04505201A/ja active Pending
- 1990-02-05 ES ES90903507T patent/ES2078335T3/es not_active Expired - Lifetime
- 1990-02-05 EP EP90903507A patent/EP0458864B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69022405T2 (de) | 1996-03-07 |
US4900228A (en) | 1990-02-13 |
EP0458864B1 (en) | 1995-09-13 |
EP0458864A1 (en) | 1991-12-04 |
DE69022405D1 (de) | 1995-10-19 |
JPH04505201A (ja) | 1992-09-10 |
EP0458864A4 (en) | 1991-12-11 |
WO1990009525A1 (en) | 1990-08-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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