BE447879A - - Google Patents

Info

Publication number
BE447879A
BE447879A BE447879DA BE447879A BE 447879 A BE447879 A BE 447879A BE 447879D A BE447879D A BE 447879DA BE 447879 A BE447879 A BE 447879A
Authority
BE
Belgium
Prior art keywords
emi
pump
blades
working position
wheel
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE447879A publication Critical patent/BE447879A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/30—Automatic scanning over a band of frequencies where the scanning is accomplished by mechanical means, e.g. by a motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/74—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
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/79—Bearing, support or actuation arrangements therefor
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Selective Calling Equipment (AREA)
BE447879D 1941-11-10 BE447879A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP83317D DE742241C (de) 1941-11-10 1941-11-10 Fluegelverstellvorrichtung fuer Windkraftmaschinen

Publications (1)

Publication Number Publication Date
BE447879A true BE447879A (zh)

Family

ID=5648783

Family Applications (1)

Application Number Title Priority Date Filing Date
BE447879D BE447879A (zh) 1941-11-10

Country Status (5)

Country Link
BE (1) BE447879A (zh)
CH (2) CH226998A (zh)
DE (1) DE742241C (zh)
FR (1) FR887508A (zh)
NL (1) NL59079C (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271786B (de) * 1963-05-31 1968-07-04 Siemens Ag Im Bereich der kurzen oder der noch kuerzeren Wellen arbeitende UEbertragungsanlage mit einem Sender und einem zum Empfang desselben bestimmten Empfaenger
EP2080904B8 (en) * 2008-01-17 2011-06-22 Gamesa Innovation & Technology, S.L. A gear unit for a wind turbine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE365197C (de) * 1922-12-11 Hans Hoevermann Regelungsvorrichtung fuer Windraeder
DE90887C (zh) *
DE59769C (de) * H. DIEKMANN in Dortmund, Schwanenwall 29 Mit Absteif-Kühlrohren versehener Kraftsammeikessel für Druckwasser und Luft oder Gas
GB162999A (en) * 1920-10-25 1921-05-12 Andrew Fraser Improvements in or relating to windmills
US1782280A (en) * 1928-12-01 1930-11-18 Arnold B Willenbring Windmill
FR715089A (fr) * 1931-04-10 1931-11-25 éolienne à crientation par dispositif de repliage de queue automatique

Also Published As

Publication number Publication date
FR887508A (fr) 1943-11-16
CH229996A (de) 1943-11-30
DE742241C (de) 1944-01-17
NL59079C (zh)
CH226998A (de) 1943-05-15

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