ZA847789B - An axial flow fan impeller - Google Patents

An axial flow fan impeller

Info

Publication number
ZA847789B
ZA847789B ZA847789A ZA847789A ZA847789B ZA 847789 B ZA847789 B ZA 847789B ZA 847789 A ZA847789 A ZA 847789A ZA 847789 A ZA847789 A ZA 847789A ZA 847789 B ZA847789 B ZA 847789B
Authority
ZA
South Africa
Prior art keywords
axial flow
flow fan
fan impeller
impeller
axial
Prior art date
Application number
ZA847789A
Other languages
English (en)
Inventor
Claus Christensen-Dalsgaard
Original Assignee
Nordisk Ventilator
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 Nordisk Ventilator filed Critical Nordisk Ventilator
Publication of ZA847789B publication Critical patent/ZA847789B/xx

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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/021—Blade-carrying members, e.g. rotors for flow machines or engines with only one axial stage
    • 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
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • 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
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
ZA847789A 1983-10-07 1984-10-04 An axial flow fan impeller ZA847789B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK463483A DK149694C (da) 1983-10-07 1983-10-07 Aksialblaeserhjul

Publications (1)

Publication Number Publication Date
ZA847789B true ZA847789B (en) 1985-05-29

Family

ID=8135320

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA847789A ZA847789B (en) 1983-10-07 1984-10-04 An axial flow fan impeller

Country Status (7)

Country Link
US (1) US4579510A (xx)
EP (1) EP0138537B1 (xx)
JP (1) JPH0646002B2 (xx)
AU (1) AU576525B2 (xx)
DE (1) DE3464643D1 (xx)
DK (1) DK149694C (xx)
ZA (1) ZA847789B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK313088D0 (da) * 1988-06-09 1988-06-09 Novenco As Loebehjul til en aksialventilator
US6129528A (en) * 1998-07-20 2000-10-10 Nmb Usa Inc. Axial flow fan having a compact circuit board and impeller blade arrangement
US6565334B1 (en) 1998-07-20 2003-05-20 Phillip James Bradbury Axial flow fan having counter-rotating dual impeller blade arrangement
US6856941B2 (en) 1998-07-20 2005-02-15 Minebea Co., Ltd. Impeller blade for axial flow fan having counter-rotating impellers
US7214035B2 (en) * 2005-02-18 2007-05-08 Mario Bussières Rotor for a turbomachine
CN101240801B (zh) * 2007-03-30 2012-02-01 上海鼓风机厂有限公司 电站用动叶可调风机叶柄轴承稀油润滑装置
FR2943312B1 (fr) * 2009-03-23 2011-05-27 Snecma Helice non carenee a pales a calage variable pour une turbomachine

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3006417A (en) * 1961-10-31 Axial flow fans
GB154071A (en) * 1919-12-02 1920-11-25 British Thomson Houston Co Ltd Improvements in and relating to elastic fluid turbines
DE584505C (de) * 1930-04-18 1933-09-21 Siemens Schuckertwerke Akt Ges Windkraftmaschine mit durch die Eigenfliehkraft entgegen der Wirkung von Federn verstellbaren Propellerfluegeln
US2464234A (en) * 1943-11-13 1949-03-15 Joseph H Jacobs Centrifugally operated blade feathering device for propellers
FR927913A (fr) * 1946-04-19 1947-11-13 Procédé et dispositifs de construction et de montage des aubes de machines tournantes
US2844303A (en) * 1952-08-27 1958-07-22 Nordisk Ventilator Axial blowers or fans
US2951545A (en) * 1956-08-21 1960-09-06 Herbert M Heuver Non-resonating fan blade
GB826519A (en) * 1957-05-10 1960-01-13 Air Control Installations Ltd Improvements in or relating to axial flow fans
DE1095454B (de) * 1958-12-17 1960-12-22 Babcock & Wilcox Dampfkessel Einrichtung zum Verstellen der Laufschaufeln von Stroemungsmaschinen
CH363754A (de) * 1959-01-20 1962-08-15 Sulzer Ag Schaufelbefestigung bei einer Axialturbomaschine
US3139310A (en) * 1961-12-29 1964-06-30 Svenska Flaektfabriken Ab Arrangement in axial fans for the transport of dust commingled gases
DE1428252A1 (de) * 1963-04-08 1969-03-20 Siemens Ag Vorrichtung zum Verstellen von Luefterfluegeln
DE1503518A1 (de) * 1965-06-03 1970-02-19 Dingler Werke Ag Schaufelbefestigung fuer axiale Stroemungsmaschinen,insbesondere fuer Axialgeblaese
AU5177373A (en) * 1973-02-02 1974-08-08 Email Ltd Fan blade array
US3902822A (en) * 1973-02-21 1975-09-02 United Aircraft Corp Modular gearbox for a variable pitch fan propulsor
US3984194A (en) * 1974-04-12 1976-10-05 Aktiebolaget Svenska Flaktfabriken Axial flow fans
SU566968A1 (ru) * 1975-12-08 1977-07-30 Институт Горной Механики Им.Г.А. Цулукидзе Ан Грузинской Сср Рабочее колесо осевого вентил тора
GB2079402B (en) * 1980-06-27 1984-02-22 Rolls Royce System for supporting a rotor in conditions of dynamic imbalance

Also Published As

Publication number Publication date
EP0138537A3 (en) 1985-05-29
DK463483D0 (da) 1983-10-07
DK463483A (da) 1985-04-08
JPS60108502A (ja) 1985-06-14
EP0138537B1 (en) 1987-07-08
EP0138537A2 (en) 1985-04-24
DK149694C (da) 1987-04-06
AU3387984A (en) 1985-04-18
DK149694B (da) 1986-09-08
DE3464643D1 (en) 1987-08-13
US4579510A (en) 1986-04-01
AU576525B2 (en) 1988-09-01
JPH0646002B2 (ja) 1994-06-15

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