CH478994A - Schaufelanordnung an Axialverdichter, Gebläse oder Ventilator - Google Patents
Schaufelanordnung an Axialverdichter, Gebläse oder VentilatorInfo
- Publication number
- CH478994A CH478994A CH649964A CH649964A CH478994A CH 478994 A CH478994 A CH 478994A CH 649964 A CH649964 A CH 649964A CH 649964 A CH649964 A CH 649964A CH 478994 A CH478994 A CH 478994A
- Authority
- CH
- Switzerland
- Prior art keywords
- blower
- fan
- axial compressor
- blade arrangement
- blade
- Prior art date
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
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
-
- 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
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
- F04D29/544—Blade shapes
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
- Y10S415/914—Device to control boundary layer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CS290063 | 1963-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH478994A true CH478994A (de) | 1969-09-30 |
Family
ID=5367464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH649964A CH478994A (de) | 1963-05-21 | 1964-05-19 | Schaufelanordnung an Axialverdichter, Gebläse oder Ventilator |
Country Status (5)
Country | Link |
---|---|
US (1) | US3270953A (de) |
AT (1) | AT242856B (de) |
CH (1) | CH478994A (de) |
DE (1) | DE1428141B2 (de) |
GB (1) | GB1019158A (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3574477A (en) * | 1969-02-19 | 1971-04-13 | Boeing Co | Noise attenuating system for rotary engines |
CH516747A (de) * | 1970-05-27 | 1971-12-15 | Bbc Brown Boveri & Cie | Verfahren und Beschaufelung zur Verminderung der schlängelnden Bewegung eines Massenteilchens beim Durchströmen einer Turbomaschine |
US4046489A (en) * | 1975-10-08 | 1977-09-06 | Eagle Motive Industries, Inc. | Aerodynamic fan blade |
US4131387A (en) * | 1976-02-27 | 1978-12-26 | General Electric Company | Curved blade turbomachinery noise reduction |
GB2054058B (en) * | 1979-06-16 | 1983-04-20 | Rolls Royce | Reducing rotor noise |
US4431376A (en) * | 1980-10-27 | 1984-02-14 | United Technologies Corporation | Airfoil shape for arrays of airfoils |
US5169288A (en) * | 1991-09-06 | 1992-12-08 | General Electric Company | Low noise fan assembly |
FR2719551B1 (fr) * | 1994-05-04 | 1996-07-12 | Eurocopter France | Dispositif anti-couple à rotor et stator redresseur carénés, et à aubes redresseuses inclinées. |
FR2719550B1 (fr) * | 1994-05-04 | 1996-07-26 | Eurocopter France | Dispositif anti-couple à rotor et stator redresseur carénés, et modulation de phase des pales du rotor, pour hélicoptère. |
DE102004016246A1 (de) * | 2004-04-02 | 2005-10-20 | Mtu Aero Engines Gmbh | Turbine, insbesondere Niederdruckturbine, einer Gasturbine, insbesondere eines Flugtriebwerks |
US8632301B2 (en) | 2012-01-31 | 2014-01-21 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
US8714913B2 (en) | 2012-01-31 | 2014-05-06 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
US8246292B1 (en) * | 2012-01-31 | 2012-08-21 | United Technologies Corporation | Low noise turbine for geared turbofan engine |
US20160138474A1 (en) | 2012-09-28 | 2016-05-19 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
US8834099B1 (en) | 2012-09-28 | 2014-09-16 | United Technoloiies Corporation | Low noise compressor rotor for geared turbofan engine |
US9624834B2 (en) | 2012-09-28 | 2017-04-18 | United Technologies Corporation | Low noise compressor rotor for geared turbofan engine |
US11719161B2 (en) | 2013-03-14 | 2023-08-08 | Raytheon Technologies Corporation | Low noise turbine for geared gas turbine engine |
US10605172B2 (en) | 2013-03-14 | 2020-03-31 | United Technologies Corporation | Low noise turbine for geared gas turbine engine |
CN112228402B (zh) * | 2020-09-25 | 2022-03-29 | 杭州微光电子股份有限公司 | 一种风机导流装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB226203A (en) * | 1923-12-10 | 1925-07-23 | Oerlikon Maschf | Improvements in stators and rotors for turbines |
US1585218A (en) * | 1924-03-26 | 1926-05-18 | Watanabe Gennojo | Soundless double propeller for aeroplanes |
US2191341A (en) * | 1937-02-26 | 1940-02-20 | Jeffrey Mfg Co | Ventilator |
US3194487A (en) * | 1963-06-04 | 1965-07-13 | United Aircraft Corp | Noise abatement method and apparatus |
-
1964
- 1964-05-19 US US368649A patent/US3270953A/en not_active Expired - Lifetime
- 1964-05-19 CH CH649964A patent/CH478994A/de not_active IP Right Cessation
- 1964-05-20 DE DE19641428141 patent/DE1428141B2/de active Pending
- 1964-05-20 GB GB20781/64A patent/GB1019158A/en not_active Expired
- 1964-05-21 AT AT441964A patent/AT242856B/de active
Also Published As
Publication number | Publication date |
---|---|
GB1019158A (en) | 1966-02-02 |
DE1428141A1 (de) | 1969-01-23 |
DE1428141B2 (de) | 1972-10-19 |
AT242856B (de) | 1965-10-11 |
US3270953A (en) | 1966-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |